Entries |
Document | Title | Date |
20080203970 | Battery-powered apparatus for portable system - The invention presents a battery-powered apparatus with an internal battery device and an external battery device for a portable system. Meanwhile the battery powered apparatus, applied to a portable system, includes a power path switching circuit having a power path multiplexer, a logic controller and a voltage detector connected to an external power supply, an internal battery device, an external battery device and the portable system, wherein the voltage detector is in response to inputting voltages of the external power supply, the internal battery device and the external battery device, and then provides the logic controller with information for determining one of the external power supply, the internal battery device and the external battery device electrically conducted to the portable system via the power path multiplexer; and a rechargeable battery charging circuit connected to the external power supply, the internal battery device, and the external battery device; and having a charging arbitrator in response to the external power supply, the internal battery device and the external battery device for determining to recharge the internal battery device and the external battery device. | 08-28-2008 |
20080224662 | BATTERY PACK - A battery pack includes a secondary cell, a selection unit, a judging unit, an elapsed time period comparing unit, and a control unit. The selection unit selects either a first operation state or a second operation state. The control unit controls the selection unit to switch from the first operation state to the second operation state when the elapsed time period is longer than a predetermined time period. The control unit also controls the selection unit to switch from a second operation state to a first operation state either (a) when judged as being in an used state by the judging unit while the second operation is selected (b) when a voltage of the second cell becomes equal to or less than a second voltage threshold value which is smaller than a first voltage threshold value while the second operation state is selected. | 09-18-2008 |
20080238368 | VOLTAGE REGULATOR IN A BATTERY CELL - A battery cell assembly includes a standard size primary high energy density battery cell assembly and a voltage regulator integrated within the battery cell assembly. A method for providing a standard size primary high energy density battery cell assembly includes integrating a voltage regulator circuit into a standard size primary high energy density battery assembly and regulating an output voltage of the high energy density battery cell assembly to match an output voltage of a standard primary battery. Embodiments of the present invention may integrate a voltage regulator into a commercially available primary high energy density battery cell. The voltage regulator as in one embodiment of the present invention may be used to downscale the output voltage of the high energy density battery cell. The high density battery assembly as in embodiments of the present invention may be used in existing equipment currently powered by standard primary batteries. | 10-02-2008 |
20080238369 | Battery With Integrated Voltage Converter - Disclosed is a battery. The battery includes an electrochemical cell having an internal bore therethrough, and a voltage converter module electrically coupled to the electrochemical cell and disposed within a portion of the internal bore, the voltage converter configured to convert a first voltage produced by the electrochemical cell into a second, different voltage. | 10-02-2008 |
20080265839 | Multi-mode power management unit with shared inductor - According to one exemplary embodiment, a multi-mode power management unit (PMU) includes a number of switchable conductive paths, where each of the switchable conductive paths corresponds to at least one of a number of power modes. The multi-mode PMU further includes a shared inductor residing in each of the switchable conductive paths. A current can flow through the shared inductor in a same direction in each of the power modes. The multi-mode PMU further includes a controller configured to set one of the power modes using one of the switchable conductive paths. The power modes can include a battery-to-electronic system power mode and a charge-battery power mode. The power modes can further include a battery-to-electronic system/camera flash power mode, a power port-to-electronic system/battery power mode, and a battery-to-electronic system/backlight LED power mode. | 10-30-2008 |
20080272737 | Wireless chargeable energy cell - One embodiment of the present invention discloses a circuitry and an element which can be activated, charged, or interacted using any useful source of EM-radiation which is able to emit a suitable EM-field, which circuitry or element can be produced in a cost-effective manner, as well as a method for charging the same. The circuitry or element includes an antenna for receiving and converting EM-radiation into electric energy; a rectifier for converting the energy to a rectified current, and a dechargeable energy cell. The energy cell includes, in at least one embodiment, a first and a second electrochemically active element, which are electronically separated from each other, and an electrolyte which is arranged in ionic contact with at least a portion of both the first and second electrochemically active element, wherein the energy cell is arranged to receive rectified current from the rectifier, and to convert the rectified current into stored energy by altering its electrochemical state in response to the rectified current. | 11-06-2008 |
20080272738 | INTEGRATED CIRCUIT FOR CONTROLLING CHARGING, CHARGING DEVICE USING THE INTEGRATED CIRCUIT, AND METHOD FOR DETECTING CONNECTION OF SECONDARY BATTERY - An integrated circuit for charging a secondary battery including a charge current detection circuit detecting a charge current output from a charging transistor, and generating a signal including the charge current information; a voltage comparison circuit comparing a voltage of the battery with one or more predetermined voltages, and generating a signal including the voltage comparison information; and a charge controlling circuit controlling the charging transistor according to information on the voltage of the battery and the signals output from the charge current detection circuit and the voltage comparison circuit such that the charging transistor performs constant current charging or constant voltage charging, wherein the charge controlling circuit stops applying a charge current for a predetermined time in the beginning of charging, and judges that the battery is abnormally connected when the voltage of the battery becomes less than a predetermined voltage within the predetermined time. | 11-06-2008 |
20080278114 | Adjusting method of battery pack and adjusting method of battery pack with controller - The invention provides a method of adjusting a battery pack capable of reducing a difference in charge level between a plurality of secondary batteries constituting the battery pack and capable of restraining an increase in battery voltage difference between the secondary batteries of the battery pack in association with the adjustment of the charge level. A method of adjusting a battery pack includes a first adjusting process for discharging all secondary batteries of a first battery group so that charge levels of the secondary batteries of the first battery group fall within a charge level range determined based on a charge level of a secondary battery of a second battery group and further a second adjusting process for discharging all the secondary batteries of the first and second battery groups by the same electric quantity respectively. | 11-13-2008 |
20080297112 | SYSTEM AND METHOD FOR CHARGING A BATTERY - Described is a system and method for charging a battery. The system includes a processor powered by a battery; and a controller determining a remaining battery charge of the battery. The controller sets a first charge current to recharge the battery when the remaining battery charge is insufficient to operate the processor. The controller wakes the processor when the battery has been recharged so that the remaining battery capacity is sufficient to operate the processor. The processor negotiates for a second charge current to recharge the battery. The controller sets the second charge current when the processor successfully negotiated. | 12-04-2008 |
20080297113 | ELECTRIC POWER SUPPLY SYSTEM - An electric power supply system can determine a sharing ratio of an electric power so as to increase and decrease an output electric power supplied by an electric power generator in accordance with an output electric power value required for the electric power supply system, in a fuel cell following region where a frequency of a magnitude of the electric power is equal to or higher than a predetermined value in a frequency distribution of a magnitude of the electric power, and can determine the sharing ratio of the electric power so as to increase an output electric power supplied by an electricity storage device, in an assist region where the frequency is lower than a predetermined value in the frequency distribution, and can prevent an excess of discharging from an electricity storage device. | 12-04-2008 |
20080303483 | External Versatile Battery with Power Saving Mode - A versatile external battery system has a built-in charger. Using particular plugs containing capacitors, the system can connect to many makes and models of notebook computer. The capacitor configures an oscillator which controls a DC-to-DC converter. In this way, disconnecting the plug turns off the oscillator and eliminates power leakage. | 12-11-2008 |
20090033283 | ADJUSTABLE BATTERY CHARGER FOR UPS - An uninterruptible power supply (UPS) having an adjustable battery charger that generates a charger current, and a controller, coupled to the adjustable battery charger, that receives a signal representative of a system constraint and provides a reference, based on the signal, to the adjustable battery charger to control an amplitude of the charger current supplied by the adjustable battery charger based on the system constraint. The system constraint may include, for example, a maximum input current to the UPS, maximum charging current of the battery cell, and maximum and/or minimum charger current values. | 02-05-2009 |
20090045776 | Power System - A power system comprises: a power unit; a portable electrical tool having a power line, which is electrically connected to the power unit; a power-store device being electrically connected to the power unit; wherein the power unit provides power to the portable electrical tool and the power-store device, the power-store device stores the power simultaneously, so that the power-store device provides the power to the portable electrical tool while in the condition of the power line being not connected to the power unit, such as outdoor works. | 02-19-2009 |
20090058361 | Systems and Methods for Wireless Power - The present invention is a wireless power system which includes components which can be recharged by harvesting wireless power, wireless power transmitters for transmitting the power, and devices which are powered from the components. Features such as temperature monitoring, tiered network protocols including both data and power communication, and power management strategies related to both charging and non-charging operations, are used to improve performance of the wireless network. Rechargeable batteries which are configured to be recharged using wireless power have unique components specifically tailored for recharging operations rather than for providing power to a device. A wireless power supply for powering implanted devices benefits from an external patient controller which contains features for adjusting both power transmission and harvesting provided by other components of the wireless power network. | 03-05-2009 |
20090079393 | Self-Charging Generator - A portable self charging external power source that can be used by construction workers to help in the supply of electricity for their tools on a site where electricity may not be accessible. It can also be used by anyone needing a portable self charging 110 volt alternating current power source. My invention does not have any harmful exhaust fumes or moving parts which can be dangerous to humans or animals. | 03-26-2009 |
20090153102 | Method and System For Load Shifting - There is provided a system for storing electrical energy during an off-peak period and distributing the electrical energy to consumers during a peak period. The system includes an energy storage means for storing the electrical energy; a first means for directing the electrical energy produced during the off-peak period into the energy storage means; and a second means for directing the electrical energy from the energy storage means to consumers during the peak period. Preferably, the energy storage means consists of five sodium-nickel-chloride batteries having a specific energy in the range of about 80 to about 200 Wh/kg, preferably about 100 to about 150 Wh/kg, and most preferably about 120 Wh/kg. | 06-18-2009 |
20090167245 | BIDIRECTIONAL POWER MANAGEMENT TECHNIQUES - Power management techniques are disclosed. For instance, an apparatus may include a bidirectional voltage converter circuit, and a control module that selectively operates the bidirectional voltage converter circuit in a charging mode and a delivery mode. The charging mode converts a voltage provided by an interface (e.g., a USB interface) into a charging voltage employed by an energy storage module (e.g., a rechargeable battery). Conversely, the delivery mode converts a voltage provided by the energy storage module into a voltage employed by the interface. | 07-02-2009 |
20090167246 | BATTERY MODULE AND METHOD FOR DETERMINING BATTERY ID AND TEMPERATURE - A battery module for a portable electronic device is disclosed. The battery module is connected with the portable electronic device with at least three contacts. The battery module includes a battery, a recognition circuit, and a thermal sensing circuit. The recognition circuit has an energy storage element and a current limiting element, and the thermal sensing circuit has a switch and a thermal sensing element. The thermal sensing element varies its electric parameter in accordance with the temperature of the battery module. With the charging curve of charging the energy storage element by way of the current limiting element, the portable electronic device can determine a battery type, and the thermal sensing circuit is then initiated to acquire the thermal information of the battery module. | 07-02-2009 |
20090184681 | Electrically Powered Vehicle - In a charge/discharge mode, an inverter performs power conversion between a power storage device and a commercial power supply electrically connected to a neutral point through a power line. In the charge/discharge mode, ECU sets a carrier frequency of the inverter to a frequency higher than in a running mode. Further, in the charge/discharge mode, a drive circuit drives the inverter using a gate resistance higher than in the running mode. | 07-23-2009 |
20090212739 | Charging A Secondary Battery - A method of charging a battery includes applying a charging current from a semiconductor device to the battery during a first battery charging time period. The method also includes measuring a charging voltage level at the battery during the first battery charging time period. During a non-charging voltage measurement time interval, the method includes temporarily stopping application of the charging current from the semiconductor device to the battery and measuring a non-charging voltage level at the battery while the charging current is not being applied to the battery. | 08-27-2009 |
20090243544 | PROTECTIVE CIRCUIT FOR A PORTABLE ELECTRONIC DEVICE AND ITS SMART BATTERY AND THE PROTECTIVE METHOD THEREOF - A protective circuit for preventing a smart battery from being damaged is provided. The protective circuit includes a memory unit, disposed in the smart battery, for storing a preset value; a discharging unit disposed in a portable electronic device and coupled to the smart battery; and a control unit, coupled with the memory unit and the discharging unit, disposed in the portable electronic device. When the portable electronic device is connected to an external power supply, the control unit counts and updates the state of the preset value every preset time, and when the preset value reaches a specific value, the control unit controls the discharging unit to discharge the smart battery through the discharging unit. | 10-01-2009 |
20090261784 | Battery Recovery System - A battery includes at least one rechargeable battery cell that is operable to store energy. An electronics unit is coupled to the at least one rechargeable battery cell, wherein the electronics unit is operable to control an operating condition of the battery, and wherein the electronics unit is inoperable when the energy stored in the at least one rechargeable battery cell is insufficient to operate the electronics unit. A detector component is coupled to the electronics unit and operable to determine that the electronics unit is inoperable. A charge discharge component is coupled to the at least one rechargeable battery cell, wherein in response to the electronics unit being operable, the charge discharge component is operable to provide a charge to the at least one rechargeable battery cell through a first charge path. A trickle charge component is coupled to the detector component and the at least one rechargeable battery cell, wherein in response to the detector component determining that the electronics unit is inoperable, the trickle charge component is operable to provide a charge to the at least one rechargeable battery cell, through a second charge path that bypasses the electronics unit, that is sufficient to charge the at least one rechargeable battery cell such that the electronics unit becomes operable. | 10-22-2009 |
20090278498 | Energy Storage System - An energy storage system includes a battery charger and energy storage devices. The battery charger is connected to a DC/AC current source. The energy storage devices are coupled between the battery charger and subsystems respectively. Each of the energy storage devices includes a magnetic capacitor (MCAP) and an over current protection device (OCPD). MCAPs are charged by the battery charger and supply the electric power to subsystems connected the energy storage devices. OCPDs detect current from MCAPs to subsystems and protect subsystems from excessive currents of voltages. | 11-12-2009 |
20090302804 | BATTERY PACK - A battery pack including: a bare cell including a cathode and an anode; and a chip on board (COB) module electrically coupled to the cathode and anode of the bare cell. The COB module controls the charging/discharging of the bare cell. The COB module can be commonly used in different types of batteries and can be connected to a variety of electric devices. | 12-10-2009 |
20100001691 | BATTERY ASSEMBLY - A battery assembly ( | 01-07-2010 |
20100039069 | COMMUNICATION DEVICE FOR VEHICLE - A power cable is connected from an external commercial power supply, and an in-vehicle battery is charged. Using the power cable as a communication conduit, communication is conducted with the outside world. In particular, by communication during charging, regional information regarding the current location, where the charging is being performed, or regional control parameter information is obtained. A control parameter of a vehicle is then set in accordance with the obtained information. | 02-18-2010 |
20100045237 | MULTIFUNCTIONAL PORTABLE ENERGY STORAGE DEVICE - A multifunctional portable energy storage device, particularly, an energy storage device with functions of electric quantity storage, AC and DC charging, electric quantity detection, and DC boost output is provided, which is applicable for AC and DC bidirectional charging. The energy storage device includes an electrical core, a charging interface, and a powering interface. An external power supply charges the electrical core through the charging interface, and the electrical core supplies power to an external device through the powering interface. The energy storage device further includes an AC/DC converter, a control unit, and a charging management unit. The charging interface is connected to an input terminal of the AC/DC converter. An external AC current is converted into a DC current by the AC/DC converter and then input to the charging management unit. The charging management unit controls the DC current and supplies power to the electrical core, and the electrical core supplies power to the external device through the powering interface. The control unit controls the operations of the charging management unit. The present invention has a simple structure and can be used flexibly, which brings a lot of conveniences to users. | 02-25-2010 |
20100045238 | Battery Detecting System - The invention discloses a detecting system for detecting whether a battery is connected to an electronic apparatus. The battery has a thermic resistor. The detecting system includes a power supply, a detecting resistor, and a detecting unit. The power supply generates a testing current. The detecting resistor is connected to the power supply and the thermic resistor. The detecting circuit is connected to a node between the detecting resistor and the thermic resistor. The detecting circuit detects a first voltage of the node and generates a detecting signal to determine whether the battery is electrically connected to the electronic apparatus. | 02-25-2010 |
20100060235 | DRIVING OF A PHASE MODULE BRANCH OF A MULTILEVEL CONVERTER - A method for charging and/or discharging energy storage devices is performed in a multilevel converter including at least one phase module branch having a series circuit of submodules each with at least one power semiconductor circuit for connection or disconnection of an energy storage device in a circuit parallel to the power semiconductor circuit and a submodule sensor for detection of an energy storage actual value. An energy change state is obtained and a determination is made as to whether connected energy storage devices in a phase module branch can be charged or discharged. The next energy storage device to be switched in each phase module branch is selected by predetermined logic dependent on an energy change state, through which energy stored in energy storage devices is kept approximately at the same level. A high clock rate is simultaneously avoided for connection and disconnection of the selected energy storage device. | 03-11-2010 |
20100109609 | POWER SUPPLY MODULE - A power supply module includes a circuit board and at least one energy cell. The energy cell has a positive contact and a negative contact. The energy cell is placed on the circuit board. | 05-06-2010 |
20100117600 | BATTERY CHARGING CIRCUIT - Battery charging circuit having a mains transformer with a primary and a secondary winding, at least one capacitor connected in series with a terminal of the secondary winding, and a pair of diodes connected with their different electrodes to an other terminal of the secondary winding, wherein that the other electrodes of the diodes (D | 05-13-2010 |
20100123435 | REDUCTION OF PEAK CURRENT REQUIREMENTS - Method and apparatus are provided for controlling electrical current supplied to an electronic device, such as a computer system. The method includes drawing up to a predetermined amount of an electrical input current from a first current source, and supplying a first portion of the drawn electrical input current to the electronic device, wherein the amount of the first portion may change over time to supply the amount of electrical current demanded by the electronic device without exceeding the predetermined amount. A second portion is supplied to charge an energy storage device during a period that the first portion is less than the predetermined amount. The stored energy device is discharged, as needed, to supply supplemental electrical current to the electronic device. A power supply including an energy storage device, such as a rechargeable battery, may be used to carry out the method. | 05-20-2010 |
20100156350 | Battery packs - One aspect according to the present invention includes a battery pack and a shock absorbing device interposed between a battery cell holder and a case body and capable of keeping the battery cell holder and the battery cells not to directly contact with an inner surface of the case body. | 06-24-2010 |
20100164435 | MultiChannel DC Controller Operating Independently of Output Power in Critical Conduction Mode - A multichannel bidirectional DC converter includes first and second parallel current channels and a controller. The first channel has a first inductor, first and second switches, and a device operable for detecting a current null passage (zero crossing) of current of the first inductor. The second channel has a second inductor and third and fourth switches. The controller controls the switches to turn on and off such that the channels can be driven in either a boost converter mode or a buck converter mode at a given time. The controller is operable with the device of the first channel for detecting a period of the current null passage of the first inductor. The controller drives the channels with a time delay with respect to one another based on the detected period such that the channels operate in a critical conduction mode. | 07-01-2010 |
20100194344 | Combining Two or More DC to DC Converters to Limit External Coils - This disclosure relates to a voltage converter including a control circuit, a converter sub-circuit, and a single coil, where when the voltage converter can perform bi-directional voltage conversion using the single coil. In other words, the voltage converter can generate one or more regulated output voltages in both directions from one or more input voltages using the same coil. | 08-05-2010 |
20100219794 | ELECTRICALLY-POWERED VEHICLE - A control device turns on a system relay and relays. A first boost converter rectifies an AC voltage supplied through a connector and a first power supply line. Further, the boost converter responds to a signal from the control device to boost the rectified voltage, and outputs the boosted voltage to a second power supply line. A second boost converter receives a voltage from the second power supply line to convert the voltage in accordance with a signal from the control device for output to a third power supply line. Since the system relay and one relay are both turned on, first and second batteries are connected in parallel to the third power supply line and a ground line. The first and second batteries are thereby charged. | 09-02-2010 |
20100264880 | ELECTROCHEMICAL CELL - An electrochemical cell comprises as an anode, a lithium transition metal oxide or sulphide compound which has a [B | 10-21-2010 |
20100277125 | BATTERY CHARGING AND DISCHARGING BY USING A BI-DIRECTIONAL TRANSISTOR - A battery charger for an electronic device receives current limited power from an external power source, such as a Universal Serial Bus power interface. The battery charger can linearly regulate a charging current to an internal battery and limit the charging current so as not to demand current in excess of what the external power source can provide. A bi-directional pass element coupled between a system power terminal and the internal battery controls the charging current and effectively isolates the internal battery from a system load during charging of the battery while providing a low impedance path from the internal battery to the system load during discharging of the battery. | 11-04-2010 |
20100283429 | NON-AQUEOUS ELECTROLYTES AND ELECTROCHEMICAL DEVICES INCLUDING THE SAME - An electrochemical cell includes a cathode capable of reversibly releasing and receiving an alkali metal; an anode capable of reversibly releasing and receiving the alkali metal; and a non-aqueous electrolyte including one or more dissolved lithium salts, one or more nitriles, sulfur dioxide, and one or more other polar aprotic solvents. In some embodiments, the non-aqueous electrolyte is substantially free of one or more other polar aprotic solvents | 11-11-2010 |
20100295511 | MULTI-LAYER, MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD, BATTERY SEPARATOR AND BATTERY - The invention relates to polyolefin membranes and membrane precursors comprising polyethylene and polypropylene. The polyolefin membrane can be a microporous polyolefin membrane comprising a first microporous layer and at least one second microporous layers where the first and second layers contain polypropylene and polyethylene, and the amount of polyethylene in the first layer is at least about 80 wt. % and the amount of polyethylene in the second layer is at least about 50 wt. %. The amount of polyethylene is higher in the first microporous layer than in the second microporous layer, and the total amount of the polyethylene in the first and second microporous layers is at least about 61 wt. %, based on the weight of the multi-layer, microporous polyolefin membrane. | 11-25-2010 |
20100295512 | HOT SPOT DEVICE - A hot spot device includes an embedded processing module, a network connection module, and a terminal connection module. The embedded processing module controls the network connection module to connect to Internet, and also controls the network connection module to communicate with the terminal connection module. The terminal connection module includes a station (STA) chip and a first antenna. The STA chip receives from the embedded processing module data information obtained from the Internet through the network connection module, processes the data information, and transmits the data information to a certain area through the first antenna, so as to realize wireless signal coverage in the area. The STA chip also receives data information transmitted by wireless local area network (WLAN) equipment from the first antenna, processes the data information, outputs the processed data information to the embedded processing module for sending the processed data information to the Internet through the embedded processing module and network connection module. | 11-25-2010 |
20100327811 | ELECTRODE PROTECTION IN BOTH AQUEOUS AND NON-AQUEOUS ELECTROMECHANICAL CELLS, INCLUDING RECHARGEABLE LITHIUM BATTERIES - Electrode protection in electrochemical cells, and more specifically, electrode protection in both aqueous and non-aqueous electrochemical cells, including rechargeable lithium batteries, are presented. In one embodiment, an electrochemical cell includes an anode comprising lithium and a multi-layered structure positioned between the anode and an electrolyte of the cell. A multi-layered structure can include at least a first single-ion conductive material layer (e.g., a lithiated metal layer), and at least a first polymeric layer positioned between the anode and the single-ion conductive material. The invention also can provide an electrode stabilization layer positioned within the electrode, i.e., between one portion and another portion of an electrode, to control depletion and re-plating of electrode material upon charge and discharge of a battery. Advantageously, electrochemical cells comprising combinations of structures described herein are not only compatible with environments that are typically unsuitable for lithium, but the cells may be also capable of displaying long cycle life, high lithium cycling efficiency, and high energy density. | 12-30-2010 |
20110031930 | SYSTEMS AND METHODS FOR BI-DIRECTIONAL ENERGY DELIVERY WITH GALVANIC ISOLATION - Systems and methods are provided for bi-directional energy delivery. A charging system comprises a first bi-directional conversion module, a second bi-directional conversion module, and an isolation module coupled between the first bi-directional conversion module and the second bi-directional conversion module. The isolation module provides galvanic isolation between the first bi-directional conversion module and the second bi-directional conversion module. | 02-10-2011 |
20110031931 | METHOD AND APPARATUS FOR PROVIDING POWER TO A MARINE VESSEL - A system and a method for providing power to a marine vessel and, more particularly to a tugboat is disclosed. The system includes diesel engines and generators and batteries which can be charged using power supplied by the generators, shore power or regenerated power. The tugboat is operated utilizing battery power only and the generators are used to provide additional power if needed or to recharge the batteries. | 02-10-2011 |
20110050173 | APPARATUS FOR TRANSFERRING ENERGY USING ONBOARD POWER ELECTRONICS AND METHOD OF MANUFACTURING SAME - An apparatus comprises a first energy storage device configured to output a DC voltage, a first bi-directional voltage modification assembly coupled to the first energy storage device, and a charge bus coupled to the first energy storage device and to the first bi-directional voltage modification assembly. The apparatus also comprises high-impedance voltage source coupleable to the charge bus and a controller configured to monitor a transfer of charging energy supplied from the high-impedance voltage source to the first energy storage device. The controller is also configured to compare the monitored transfer of charging energy with a threshold value and, after the threshold value has been crossed, control the first bi-directional voltage modification assembly to modify one of a voltage and a current of the charging energy supplied to the first energy storage device. | 03-03-2011 |
20110109271 | NON-ISOLATED CHARGER WITH BI-POLAR INPUTS - Systems and methods are provided for an uninterruptable power supply having a positive DC bus, a neutral DC bus, and a negative DC bus. The uninterruptible power supply includes a battery charger circuit having an inductor, a first charger output, and a second charger output. A first switch connected to a first end of the inductor is configured to couple the positive DC bus with the first charger output. A second switch connected to a second end of the inductor is configured to couple the negative DC bus with the inductor. The neutral DC bus can be coupled to the second charger output. The battery charger circuit can be configured to draw power from at least one of the positive DC bus and the negative DC bus to charge a battery coupled to the first charger output and the second charger output. | 05-12-2011 |
20110127965 | BATTERY CHARGE-DISCHARGE PATH MANAGEMENT CIRCUIT AND METHOD THEREOF - A battery charge-discharge path management circuit and method thereof are provided. The battery charge-discharge path management circuit is coupled to a battery module and an electronic device. The battery charge-discharge path management circuit includes a first determination circuit, a second determination circuit and a switch circuit. The first determination is for determining whether the battery module and the electronic device are in a charge status or in a discharge status at the same time. The second determination circuit is for determining whether the electronic device is coupled to the battery module. The switch circuit forms a charge-discharge path between the battery module and the electronic device both if the battery module and the electronic device are in the discharge status or in the charge status at the same time and if the electronic device is coupled to the battery module. | 06-02-2011 |
20110140666 | SECONDARY BATTERY - A secondary battery has charging and discharging functions. The second battery prevents an external connection portion from being separated from a connection terminal due to external shocks. | 06-16-2011 |
20110156651 | POWER TRANSFER SYSTEM FOR A RECHARGEABLE BATTERY - An apparatus and method for transferring energy between a rechargeable battery and a power distribution network. The minimum final energy level may be determined at least in part from the historical energy levels and usage of the rechargeable battery. The time of day of charging the battery may be determined at least in part from information provided by the energy provider. | 06-30-2011 |
20110163721 | PROVIDING A CHARGING EVENT FOR A VEHICLE BATTERY - A method for providing a battery charging event comprises a plurality of operations. An operation is performed for inhibiting a first battery load from drawing electrical current from a battery charging system of a vehicle. An operation is performed for activating ignition circuitry of the vehicle after said inhibiting of the first battery load. An operation is performed for starting the engine after said ignition circuitry activation. An operation is performed for inhibiting a second battery load from drawing electrical current from the battery charging system after said starting of the engine. An operation is performed for causing an output of an alternator of the vehicle to be adjusted dependent upon a present location of the vehicle. | 07-07-2011 |
20110175575 | Battery Charging/Discharging System - A battery charging/discharging system is provided. This system includes a recycling cable and plural charging/discharging controllers. Each of the charging/discharging controllers is corresponding to a battery. When the battery is in a discharging mode, a discharging current outputted from the battery flows to the recycling cable via the charging/discharging controller. When the battery charging/discharging system is operated, the recycling cable has a recycling voltage equal to a DC voltage. | 07-21-2011 |
20110193527 | Lithium Battery Module - A lithium battery module with multiple-cells connected in parallel is disclosed. The lithium battery module comprises a battery management unit, a power converter (optional) and each cell with an individual charging control switch and a discharging control switch in series connected with the cell and is independent controlled by the battery management unit so that a charger is capable of charging the designate cell or more or disable one among them. | 08-11-2011 |
20110199052 | METHOD AND APPARATUS FOR CONTROLLING CHARGING AND DISCHARGING OF A BATTERY USED IN A BASE STATION - A method and a apparatus for controlling charging and discharging of a battery used in the base station are provided. The method includes the following steps: obtaining configuration parameters in the base station that are used for controlling the charging and the discharging of the battery used in the base station, and controlling the charging and the discharging of the battery used in the base station according to current time and the configuration parameters. | 08-18-2011 |
20110204851 | VEHICLE BI-DIRECTIONAL POWER INVERTER SYSTEM AND METHOD - An exemplary embodiment of the present invention provides a bi-directional inverter of a vehicle. The bi-directional inverter may include an alternating current (AC) to direct current (DC) inverter configured to receive AC power from a power grid and generate DC power on a DC bus operatively coupled to a vehicle battery. The bi-directional inverter may also include a DC to AC inverter configured to receive DC power from the DC bus and generate AC power delivered to the power grid. The bi-directional inverter may also include an energy management system operatively coupled to the AC to DC inverter and the DC to AC inverter and configured to selectively operate the bi-directional inverter in a charging mode or a generation mode. Additionally, the bi-directional inverter may include a power line communications (PLC) coupler configured to transfer electronic data between the energy management system and a power plant network through the power grid. | 08-25-2011 |
20110260689 | INFORMATION PROCESSING APPARATUS AND CHARGE AND DISCHARGE CONTROL METHOD - According to one embodiment, an information processing apparatus is configured to receive powers from a first battery and a second battery, a charge-discharge cycle life of the second battery being longer than the first battery. The information processing apparatus comprises a power-supply circuit and a charging module. The power-supply circuit is configured to discharge the second battery more preferentially than the first battery in order to supply power to the components in the information processing apparatus, when the first battery and the second battery are in a dischargeable state. The charging module is configured to charge the second battery more preferentially than the first battery when the first battery and second battery are not in a fully-charged state. | 10-27-2011 |
20110279086 | BATTERY PACK - A battery pack includes a plurality of batteries; a circuit unit for controlling charging and discharging operations of the plurality of batteries; a case for containing the plurality of batteries and the circuit unit, and comprising an assembly of at least two sub-cases; and a submersion checking unit formed on a coupling portion between the at least two sub-cases. By using the battery pack, it is possible to rapidly cope with the submersion by easily checking the submersion of the battery pack, and to easily find the cause of functional deterioration or a malfunction. | 11-17-2011 |
20110285353 | ACTIVE MATERIAL FOR NON-AQUEOUS-SYSTEM SECONDARY BATTERY AND NON-AQUEOUS-SYSTEM SECONDARY BATTERY - An active material for non-aqueous-system secondary battery according to the present invention is characterized in that it comprises a mixture of an alkali metal salt and a transition metal, and it carries out reversible oxidation-reduction by means of charging-discharging, oxidation-reduction in which an alkali metal is eliminated from a compound being made by reacting the alkali metal salt with the transition metal, and oxidation-reduction in which the alkali metal salt and the transition metal are reproduced from the compound into which the alkali metal has been inserted. It becomes feasible to make a non-aqueous-system secondary battery exhibit a higher capacity by using this active material for the non-aqueous-system secondary battery. Moreover, since the active material for non-aqueous-system secondary battery according to the present invention includes an alkali metal that works as electrolyte ions, another active material that is used for the counter electrode is not limited. For example, in a lithium-ion secondary battery, the safety upgrades because it is possible to forgo employing electrodes that include metallic lithium. | 11-24-2011 |
20110298426 | Circuits and Methods for Controlling Power in a Battery Operated System - Embodiments of the present invention include systems and methods of controlling power in battery operated systems. In one embodiment, the present invention includes a switching regulator for boosting voltage on a depleted battery to power up a system. The system may communicate with an external system to increase the current received from the external system. Embodiments of the present invention include circuits for controlling power received from external power sources such as a USB power source. In another embodiment, input-output control techniques are disclosed for controlling the delivery of power to a system or charging a system battery, or both, from an external power source. | 12-08-2011 |
20120007562 | Multi-Mode Power Management Unit - According to one exemplary embodiment, a multi-mode power management unit (PMU) includes a number of switchable conductive paths, where each of the switchable conductive paths corresponds to at least one of a number of power modes. The multi-mode PMU further includes a shared inductor residing in each of the switchable conductive paths. A current can flow through the shared inductor in a same direction in each of the power modes. The multi-mode PMU further includes a controller configured to set one of the power modes using one of the switchable conductive paths. The power modes can include a battery-to-electronic system power mode and a charge-battery power mode. The power modes can further include a battery-to-electronic system/camera flash power mode, a power port-to-electronic system/battery power mode, and a battery-to-electronic system/backlight LED power mode. | 01-12-2012 |
20120007563 | CHARGE/DISCHARGE CONTROL APPARATUS AND CHARGE/DISCHARGE CONTROL METHOD - Included are a power-generation amount calculating section calculating an expected amount of power-generation being an amount of power generated by a power generating section in the future, for each predetermined period, a power-consumption amount calculating section calculating an expected amount of power-consumption being an amount of power consumed by a power load, for the predetermined period, an excess power period determining section determining an excess power period, an excess power amount calculating section calculating an expected excess power amount, and a charge/discharge control section controlling charge/discharge of a battery so that a remaining amount of the battery at the beginning of the excess power period becomes an amount resulting from subtracting the expected excess power amount from a pre-set charge amount. | 01-12-2012 |
20120025771 | SWELLING MANAGEMENT IN BATTERIES FOR PORTABLE ELECTRONIC DEVICES - The disclosed embodiments provide a system that manages use of a battery in a portable electronic device. During operation, the system monitors a cycle number of the battery during use of the battery with the portable electronic device, wherein the cycle number corresponds to a number of charge-discharge cycles of the battery. If the cycle number exceeds a first cycle number threshold, the system modifies a charging technique for the battery to manage swelling in the battery. | 02-02-2012 |
20120025772 | BATTERY HEATING CIRCUITS AND METHODS BASED ON BATTERY DISCHARGING AND CHARGING USING RESONANCE COMPONENTS IN SERIES - According to certain embodiments, a battery heating circuit comprises a switch unit | 02-02-2012 |
20120032642 | BATTERY HEATING CIRCUITS AND METHODS WITH RESONANCE COMPONENTS IN SERIES USING VOLTAGE INVERSION BASED ON PREDETERMINED CONDITIONS - Certain embodiments of the present invention provide a battery heating circuit, comprising a switch unit ( | 02-09-2012 |
20120043938 | METHOD FOR CONTROLLING AN ELECTRIC ACCUMULATOR UNIT - A power system has a generator, a variable load, and an electrical accumulator unit. The electrical accumulator unit stores power when the generator generates excess power, and supplements power from the generator when the generator generates insufficient power. | 02-23-2012 |
20120056588 | Use of Battery Energy for Power Grid Optimization and Electric Vehicle Charging - The use of battery cells to store energy for EV charging and grid optimization and regulation service. The major components of the system and the benefits of such concept are also described. | 03-08-2012 |
20120056589 | CHARGE/DISCHARGE CONTROL CIRCUIT AND BATTERY DEVICE - Provided is a battery device including, in a charge/discharge protection circuit for controlling charge/discharge of a secondary battery by a single bidirectionally conductive field effect transistor, a charge/discharge control circuit with which the number of elements to be used is reduced to reduce the layout area. The charge/discharge control circuit includes a switch circuit for controlling a gate of the bidirectionally conductive field effect transistor based on an output of a control circuit for controlling the charge/discharge of the secondary battery, the switch circuit including a first terminal connected to a back gate of the bidirectionally conductive field effect transistor. | 03-08-2012 |
20120068666 | METHOD OF CHARGING AND MAINTAINING LITHIUM ION SECONDARY BATTERY, BATTERY SYSTEM, VEHICLE AND BATTERY-MOUNTED DEVICE - An object is to provide a method of charging and maintaining a lithium ion secondary battery which method is capable of preventing a decrease in the capacity of the battery. Another object is to provide a battery system capable of preventing a decrease in battery capacity, and a vehicle and a battery-mounted device which have such a battery system mounted therein. A method of charging and maintaining lithium ion secondary batteries | 03-22-2012 |
20120074909 | STORAGE BATTERY MANAGEMENT SYSTEM - A power receiving unit receives power generated by power generating units via a power system. A power information acquiring unit acquires first system power information showing the proportion of power generated by each power generating unit in a first period. An intensity database stores environmental loading intensities for each power generating unit. A charge load intensity calculator calculates a charge load intensity which is a weighted sum of the environmental loading intensity corresponding to each power generating unit based on the proportion of each power generating unit in the first system power information. A charge/discharge judging unit determines to charge a storage unit in a first period when the charge load intensity is less than a reference value, and not to charge the storage unit in the other cases. A charge/discharge controller charges the storage unit in the first period when determined to charge the storage unit. | 03-29-2012 |
20120086404 | APPARATUS AND METHOD OF CONTROLLING HIGH CURRENT AND POWER STORAGE APPARATUS USING THE SAME - A high current control apparatus is disclosed. The high current control apparatus receives a switching control signal from a battery management system, and controls a main switch of a battery with a second control signal according to the switching control signal. The second control signal is generated with a switching unit which is electromagnetically coupled to a switch control unit which receives the switching control signal from the battery management system. | 04-12-2012 |
20120091965 | Power storage apparatus - A power storage apparatus includes a main power line, a first battery rack connected to an output terminal of the main power line at a first distance from the output terminal, a second battery rack connected to an output terminal of the main power line at a second distance from the output terminal, the second distance being different from the first distance, and a load resistor connected between the second battery rack and the main power line, the load resistor having a resistance that adjusts an impedance difference between the first battery rack and the second battery rack, the impedance difference resulting from a difference between the first distance and the second distance. | 04-19-2012 |
20120105006 | CONTROL METHOD FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY SYSTEM - A control method for a lithium ion secondary battery includes performing a charging step of charging the lithium ion secondary battery with a predetermined quantity of electricity when the battery voltage of the lithium ion secondary battery has decreased to a lower limit battery voltage that is set at a value that falls within a range higher than (B−C) V and lower than or equal to (B−C+0.2) V where a maximum value of a positive electrode potential of a flat portion in a discharge positive electrode potential curve is B (V) and a negative electrode dissolution potential is C (V). It is possible to suppress a dissolution of a negative electrode current collector of the lithium ion secondary battery to prevent the service life of the lithium ion secondary battery from shortening because of an internal short circuit. | 05-03-2012 |
20120139494 | Battery protection circuit and method of controlling same - A battery protection circuit and a method of controlling the same. The battery protection circuit includes a fuse blowing path connected in parallel to at least a portion of a high-current path between a battery and a terminal unit, the high-current path having a fuse therein, and a fuse current control switch in the fuse blowing path, the fuse current control switch controlling a current flow along the fuse blowing path. The battery protection circuit may completely blow the fuse when a battery malfunctions. | 06-07-2012 |
20120139495 | ELECTROCHEMICAL CELL BALANCING CIRCUITS AND METHODS - A system for charging and/or discharging electrochemical cells of a pack that provides power to a load of an apparatus, such as a vehicle. The system can include a circuit coupled to an electrochemical cell of the pack and configured to charge and/or discharge the electrochemical cell at a plurality of times occurring throughout a period in which the apparatus is dormant. The system can have a lower power draw. The system can have automatic timeouts to stop charging and/or discharging the cells when an auxiliary battery is disconnected. | 06-07-2012 |
20120146585 | Energy Storage Systems And Associated Methods - A method for responding to a change in electric power demand includes (1) charging an energy storage subsystem from an electric power grid, (2) discharging the energy storage subsystem into the electric power grid at a discharge rate that is less than a maximum rate of discharge of the energy storage subsystem, and (3) adjusting the discharge rate in response to a signal selected from the group consisting of a signal to provide a regulation up service and a signal to provide a regulation down service. An energy storage system includes an energy storage subsystem for storing electric power, an interface for interfacing the energy storage subsystem with an electric power grid, and a controller configured to control operation of the interface in response to a signal to provide a regulation up service and a signal to provide a regulation down service. | 06-14-2012 |
20120153900 | TWO-WAY SWITCHING REGULATOR - Two-way voltage switching may be performed using a single switch mode regulator circuit such that only control signals and feedback signals are used to select the direction of the power path. Such voltage switching may be between a battery and a supply rail that operate at different voltage levels. The voltage level of the battery's output may be converted by the regulator to the voltage level of the supply rail such that at least a portion of the power drawn by the system from the supply rail is from the rechargeable battery. To charge the rechargeable battery from the supply rail, the voltage of the supply rail may be converted to the voltage level of the battery using the same switch mode regulator. To select between discharging the battery into the supply rail or charging the battery from the supply rail, no power path circuitry need be switched. | 06-21-2012 |
20120176088 | ENERGY STORAGE SYSTEM AND CONTROLLING METHOD THEREOF - An energy storage system and a controlling method thereof are provided. Accordingly, an operation mode of the energy storage system is stably changed. The energy storage system includes: a battery; an inverter for receiving a first power from an external source and generating a second power; and a converter coupled between the battery and both the external source and the inverter. The converter is configured to enter an off mode between a charge mode for charging the battery and a discharge mode for discharging the battery. | 07-12-2012 |
20120176089 | LITHIUM SECONDARY BATTERY - Disclosed is a lithium secondary battery including a positive electrode comprising a combination of positive active materials. The combination includes a material represented by one or both of Formulae 1 and 2; and a material of Formula 3 as follows: | 07-12-2012 |
20120176090 | BI-DIRECTIONAL INVERTER-CHARGER - A bi-directional inverter-charger including a bridge rectifier and DC-to-DC conversion components. The inverter-charger may be connected between an alternating current source, e.g., an AC line, and a direct current source, e.g., a battery pack. The DC-to-DC conversion components may include boost and buck circuits that are switchably configured between a charge mode and an inverter mode such that common components are used in both charge and inverter configurations. In the charge configuration, a full wave rectified signal from the H-bridge is up converted by the boost circuit, and the buck circuit controls charge current to the direct current source. In the inverter configuration, the boost circuit up converts the direct current voltage source, and the buck circuit controls the current and its form to the bridge circuit so that the bridge circuit may be Connected directly with the AC source. | 07-12-2012 |
20120181987 | SYSTEM FOR CHARGE AND DISCHARGE OF BATTERY PACK - A system configured to charge and discharge a battery pack is disclosed. The system includes a battery management unit configured to receive a wake up voltage, and a wake up unit configured to apply the wake up voltage to the first port during normal operation. | 07-19-2012 |
20120200262 | METHODS AND SYSTEMS FOR ENGINE START CONTROL - Methods and systems are provided for starting an engine in a vehicle. In one example, two or more energy storage devices are coupled in series to improve engine starting. The method and system may reduce engine starting time. | 08-09-2012 |
20120217933 | CONTROL APPARATUS FOR SECONDARY BATTERY AND CONTROL METHOD FOR SECONDARY BATTERY - Provided are a control apparatus for a secondary battery and a control method for a secondary battery, which suppress decreases in released power and absorbed power. When a power storage device is requested to release power, a limit for power supply to a power consuming body is set relatively higher, and when the power storage device is requested to absorb power, the limit for power supply to the power consuming body is set relatively lower. When the power storage device is requested to release power, a command value PD for released power is calculated by adding supplied power PS to a requested value PE for released power. When the power storage device is requested to absorb power, a command value PC for charged power is calculated by subtracting the supplied power PS from a requested value PA for absorbed power. | 08-30-2012 |
20120223678 | Battery Control System and Battery Control Method - When detecting a fault of a master control device, a slave control device refers to master-device-line information, and obtains line information to establish a connection with the other master control device. The slave control device transmits connection request information to the master control device extracted from the other master control devices. The other master control device determines whether or not it is connectable with the slave control device that has transmitted the connection request information, and transmits a determination result as connectability information. The slave control device switches a communication line to the other master control device when the received connectability information indicates the connectable status. | 09-06-2012 |
20120223679 | POWER CONVERSION DEVICE, POWER GENERATION SYSTEM AND CHARGE AND DISCHARGE CONTROL METHOD - A power conversion device includes: a DC/DC convertor ( | 09-06-2012 |
20120229092 | BATTERY PACK AND ELECTRONIC DEVICE INCLUDING THE SAME - A battery pack and an electronic device are disclosed. The battery pack includes a battery for storing electric energy, and a non-contacting discharging unit for receiving the stored electric energy from the battery and for transferring the stored electric energy to a power receiving unit in a non-electrically contacting manner. The electronic device includes a main body and the battery pack. The main body includes a power receiving unit. The battery pack is for mounting to and supplying power to the main body. | 09-13-2012 |
20120235645 | ELECTRICITY STORAGE SYSTEM - An electricity storage system has secondary battery housing system racks in which secondary batteries and circuit blocks are respectively housed, and a power converter housing rack in which a power converter is housed, and which is orderly disposed together with the plurality of secondary battery housing system racks. The secondary battery housing system rack having a positive-electrode-side terminal directly connected to a positive-electrode-side terminal of the power converter by a positive-electrode bus and the secondary battery housing system rack having a negative-electrode-side terminal directly connected to a negative-electrode-side terminal of the power converter by a negative-electrode bus, are different from each other. | 09-20-2012 |
20120242292 | METHOD FOR MANUFACTURING AND OPERATING POWER STORAGE DEVICE - A power storage device including a solid electrolyte and operating at room temperature and a power storage device including a solid electrolyte and having higher discharge capacity are manufactured. The power storage devices are each manufactured in the following manner: an electrolyte including an ion-conducting high polymer, an inorganic oxide, and a lithium electrolyte salt is provided between a positive electrode and a negative electrode; charge at a first current value is performed and then a charge at a first voltage value obtained by the charge at the first current value is performed, between the positive electrode and the negative electrode at room temperature; and discharge at a second current value is performed after the charge at the first voltage value is performed. | 09-27-2012 |
20120262122 | Battery Management Control Method - A battery management method and apparatus. In one embodiment of the method, a source current is divided into Ic and Icr. Ic is transmitted to and charges a battery. A first voltage is generated that is related to Icr. The first voltage is converted into a first digital signal. A processing unit receives and processes the first digital signal in accordance with instructions stored in a memory. The transmission of Ic to the battery is interrupted in response to the processing unit processing the first digital signal. Current provided by the battery is divided into Idc and Idcr. Idc is transmitted to a device. A second voltage is generated that is related to Idcr. The second voltage is converted into a second digital signal. The processing unit receives and processes the second digital signal in accordance with instructions stored in the memory. The transmission of Idc to the battery is interrupted in response to the processing unit processing the second digital signal. | 10-18-2012 |
20120268071 | MAGNETIC FUEL CELL-BASED BATTERY - A magnetic fuel cell-based battery includes a buffer battery unit; a static magnetic field unit including permanent magnets for amplifying electric energy; a potential to kinetic energy converting unit for generating an electrical resonance effect of oscillating eddy current to replace magnetic field shifting; a magnetic fuel cell stack forming unit including a magnetoresistance element constituted by a Hall element and achieving Hall Effect and forming a cell stack through amplification by a magnetic field effect of the permanent magnets of the static magnetic field unit; and a rectifying and charging unit for rectifying and charging the cell stack formed by the magnetic fuel cell stack forming unit to the buffer battery unit to form a permanent battery. Therefore, the magnetic fuel cell-based battery is a permanent battery formed by combining a buffer battery unit with a magnetic fuel cell stack forming unit that uses permanent magnets as fuel body. | 10-25-2012 |
20120268072 | SEPARATOR AND NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK, ELECTRONIC APPARATUS, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE DEVICE, AND ELECTRIC POWER SYSTEM - A separator has: a substrate including a porous film; and a surface layer which is provided on at least one surface of the substrate, which includes a vinylidene fluoride-tetrafluoroethylene-hexafluoropropylene copolymer, and which has a plurality of minute pores. | 10-25-2012 |
20120268073 | NONAQUEOUS ELECTROLYTE BATTERY, ROLLED ELECTRODE ASSEMBLY COLLECTOR, LAYER-BUILT ELECTRODE ASSEMBLY COLLECTOR, AND METHOD FOR MANUFACTURING NONAQUEOUS ELECTROLYTE BATTERY COLLECTOR - A nonaqueous electrolyte battery provided with a rolled electrode assembly, in which a positive electrode including a positive electrode active material layer disposed on a positive electrode collector formed from metal foil and a negative electrode including a negative electrode active material layer disposed on a negative electrode collector formed from metal foil are stacked with a separator therebetween and are rolled, and an electrolyte, wherein at least one of the positive electrode collector and the negative electrode collector has a compressed pattern portion which is disposed as a part of the metal foil and which has a thickness smaller than that of the other portion through compression, and the compressed pattern portion from one end parallel to the rolling direction of the metal foil to the other end opposite to the one end is not disposed continuously in the direction orthogonal to the rolling direction of the metal foil. | 10-25-2012 |
20120280658 | HEATING CIRCUITS AND METHODS BASED ON BATTERY DISCHARGING AND CHARGING USING RESONANCE COMPONENTS IN SERIES AND FREEWHEELING CIRCUIT COMPONENTS - Certain embodiments of the present invention provide a battery heating circuit, comprising a switch unit | 11-08-2012 |
20120286736 | BATTERY MODULE AND METHOD FOR DETERMINING BATTERY ID AND TEMPERATURE - A battery module for a portable electronic device is disclosed. The battery module is connected with the portable electronic device with at least three contacts. The battery module includes a battery, a recognition circuit, and a thermal sensing circuit. The recognition circuit has an energy storage element and a current limiting element, and the thermal sensing circuit has a switch and a thermal sensing element. The thermal sensing element varies its electric parameter in accordance with the temperature of the battery module. With the charging curve of charging the energy storage element by way of the current limiting element, the portable electronic device can determine a battery type, and the thermal sensing circuit is then initiated to acquire the thermal information of the battery module. | 11-15-2012 |
20120313585 | Device for lithium ion battery storage and transportation - The present invention generally relates to the area of energy storage. It more specifically relates to a device that increases the safety characteristics of a lithium ion battery during storage and/or transportation. The device comprises a conducting element placed across the terminals of the battery. | 12-13-2012 |
20120313586 | AUTOMOTIVE ELECTRIFIED DRIVE TRAIN SYSTEMS WITH HIGH TEMPERATURE RECHARGEABLE ENERGY STORAGE DEVICE - A propulsion energy storage system for a hybrid vehicle includes ultracapacitor based energy storage to provide rechargeable energy storage. The rechargeable energy storage used performs well over a wide thermal range and thus permits vehicle designers and manufacturers to forego incorporation of temperature management systems. Further, as the rechargeable energy storage exhibit excellent thermal stability, the form factor of the cells of the rechargeable energy storage (e.g., ultracapacitors) may be adjusted to meet the desires of designers, manufacturers and users. | 12-13-2012 |
20120313587 | LITHIUM-ION BATTERIES WITH NANOSTRUCTURED ELECTRODES AND ASSOCIATED METHODS OF MAKING - Several embodiments related to lithium-ion batteries having electrodes with nanostructures, compositions of such nanostructures, and associated methods of making such electrodes are disclosed herein. In one embodiment, a method for producing an anode suitable for a lithium-ion battery comprising preparing a surface of a substrate material and forming a plurality of conductive nanostructures on the surface of the substrate material via electrodeposition without using a template. | 12-13-2012 |
20120319655 | METHOD FOR REDUCING ACTIVATION OF LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY HAVING REDUCED ACTIVATION - A method for reducing activation of lithium secondary battery including at least a cathode comprising micron-sized particles of a compound having the formula C-A | 12-20-2012 |
20130015820 | SYSTEM AND METHOD FOR BALANCING ELECTRICAL ENERGY STORAGE DEVICES VIA DIFFERENTIAL POWER BUS AND CAPACITIVE LOAD SWITCHED-MODE POWER SUPPLYAANM Kim; Jang DaeAACI San JoseAAST CAAACO USAAGP Kim; Jang Dae San Jose CA US - System and method are provided for transferring electrical energy among multiple electrical energy storage devices via a differential power bus and a capacitive load switched-mode power supply. The switched-mode power supply transfers the electrical energy between the load capacitor and the differential power bus to which the electrical energy storage devices (e.g., rechargeable batteries and/or capacitors connected in parallel or series or combinations of both) are electrically connected via bus switches. As a result, electrical energy is efficiently transferred and distributed among the electrical energy storage devices. | 01-17-2013 |
20130015821 | SYSTEM AND METHOD FOR BALANCING ELECTRICAL ENERGY STORAGE DEVICES VIA DIFFERENTIAL POWER BUS AND CAPACITIVE LOAD SWITCHED-MODE POWER SUPPLY - System and method are provided for transferring electrical energy among multiple electrical energy storage devices via multiple differential power buses and capacitive load switched-mode power supplies. The switched-mode power supplies transfer the electrical energy between the load capacitors and the differential power buses to which the electrical energy storage devices (e.g., rechargeable batteries and/or capacitors connected in parallel or series or combinations of both) are electrically connected via bus switches. As a result, electrical energy is efficiently transferred and distributed among the electrical energy storage devices. | 01-17-2013 |
20130021001 | STORAGE BATTERY CHARGE CIRCUIT - A storage battery charge circuit for charging a battery is provided. The circuit includes a voltage input port, a converting circuit, and a charge circuit. The voltage input port is for being connected to a power source to receive a logic high level voltage. The converting circuit is connected to the voltage input port to convert the received logic high level voltage into a control signal including a logic high level voltage and a logic low level voltage alternately and the mark space ratio is not equal to one. The charge circuit is connected to the converting circuit to charge the battery or discharge the battery according to the control signal. | 01-24-2013 |
20130033232 | STORAGE BATTERY DEVICE - According to one embodiment, an AC blocking filter is provided between charging/discharging terminals of a storage battery and an inverter that converts a DC output of the storage battery to an AC output. Further, a DC blocking filter is connected to the charging/discharging terminals. An alternating current generation device supplies a warm-up alternating current to the storage battery via the DC blocking filter. | 02-07-2013 |
20130038291 | POWER SUPPLY SYSTEM FOR ELECTRIC LOADS - A system includes an alternating current (AC) power supply for supplying AC power to at least one load circuit; and a backup power supply connected to the AC power supply. The backup power supply includes a filtering and voltage-stabilizing circuit and a charge circuit. When the AC power supply supplies AC power to the at least one load circuit, the filtering and voltage-stabilizing circuit filters the AC power and stabilizes the AC power before sending the filtered and stabilized AC power to the at least one load circuit, and the charge circuit is in a charged state and stores electric power. When the AC power supply is shut off and supplies no power, the filtering and voltage-stabilizing circuit is powered off and stops operating, and the charge circuit is in a discharged state and supplies electric power to the at least one electric load. | 02-14-2013 |
20130043843 | HIGH CAPACITY LITHIUM ION BATTERY FORMATION PROTOCOL AND CORRESPONDING BATTERIES - Battery formation protocols are used to perform initial charging of batteries with lithium rich high capacity positive electrode to result a more stable battery structure. The formation protocol generally comprises three steps, an initial charge step, a rest period under an open circuit and a subsequent charge step to a selected partial activation voltage. The subsequent or second charge voltage is selected to provide for a desired degree of partial activation of the positive electrode active material to achieve a desired specific capacity while providing for excellent stability with cycling. The formation protocol is particularly effective to stabilize cycling for compositions with moderate lithium enrichment. | 02-21-2013 |
20130043844 | CONTROL DEVICE FOR ELECTRIC POWER STORAGE DEVICE AND VEHICLE EQUIPPED WITH THE SAME - A control device controls charging/discharging of an electric power storage device for supplying electric power to a load device. The control device includes: a limit value setting unit setting a limit value of charge electric power for the electric power storage device based on the state of the electric power storage device; a target setting unit setting a target value of the charge electric power based on the state of the load device and the limit value; a correction unit correcting the limit value based on a difference between the target value and the actual electric power input to and output from the electric power storage device; and a command setting unit setting a command value of the charge electric power based on the state of the load device and the corrected limit value. | 02-21-2013 |
20130049693 | BATTERY POWERED ELECTRIC GENERATOR - A battery powered electric generator system and method of recharging a battery are disclosed. The system may include a battery, an inverter, and a charger connected between the battery and inverter. The charger may be adapted to draw and supply a portion of current drawn from the battery into the inverter back into the battery. | 02-28-2013 |
20130049694 | ELECTROCHEMICAL CELL, AND PARTICULARLY A CELL WITH ELECTRODEPOSITED FUEL - The present invention relates to a method for charging the cell by electrodeposition of metal fuel on the anode thereof | 02-28-2013 |
20130049695 | ELECTRIC POWER CONTROL APPARATUS AND GRID CONNECTION SYSTEM HAVING SAME - An electric power control apparatus enables a surplus electric power from a distributed power source to be stored in a storage battery in a consumer unit provided with a distributed power source and a storage battery. The electric power control apparatus is characterized in being provided with a compensation calculating unit which calculates the compensation of electric power by using a unit price of electricity for sale when charging the storage battery and a unit price of electricity for purchase when discharging from the storage battery. | 02-28-2013 |
20130057220 | Profile Responsive Electrode Ensemble - An electrochemical energy storage system including at least a first type of electrochemical cell and a second type of electrochemical cell. The first type of electrochemical cell and the second type of electrochemical cell have different geometries. Also methods of making and using the electrochemical energy storage system. | 03-07-2013 |
20130063092 | HIGH TEMPERATURE LITHIUM CELLS WITH SOLID POLYMER ELECTROLYTES - Electrochemical cells that use electrolytes made from new polymer compositions based on poly(2,6-dimethyl-1,4-phenylene oxide) and other high-softening-temperature polymers are disclosed. These materials have a microphase domain structure that has an ionically-conductive phase and a phase with good mechanical strength and a high softening temperature. In one arrangement, the structural block has a softening temperature of about 210° C. These materials can be made with either homopolymers or with block copolymers. Such electrochemical cells can operate safely at higher temperatures than have been possible before, especially in lithium cells. The ionic conductivity of the electrolytes increases with increasing temperature. | 03-14-2013 |
20130082659 | BATTERY PACK, ELECTRICITY ACCUMULATION SYSTEM, ELECTRONIC INSTRUMENT, ELECTRIC VEHICLE, AND ELECTRIC POWER SYSTEM - Provided is a battery pack including: an exterior case formed with one or more hole sections; a battery cell in which a positive electrode terminal section is formed on one end surface thereof and a negative electrode terminal section is formed on the other end surface thereof; a battery holder having a plurality of battery cell receiving sections receiving the battery cell; and a metal plate joined to the battery holder and formed with a terminal contact section. | 04-04-2013 |
20130093397 | ARRAY-TYPE BATTERY POWER MANAGEMENT APPARATUS AND BATTERY POWER INTEGRATION UNITS THEREOF - An array-type battery power management apparatus includes at least two battery power management apparatuses. Each battery power management apparatus has a bus unit and at least one battery power integration unit. The battery power integration unit has a battery module and a charging-discharging module. The battery module has a first positive conductive terminal and a first negative conductive terminal. The charging-discharging module has a second positive conductive terminal and a second negative conductive terminal. The second positive conductive terminal is directly connected to the first positive conductive terminal and the second negative conductive terminal is directly connected to the first negative conductive terminal, thus directly electrically connecting to the battery module and the charging-discharging module. | 04-18-2013 |
20130093398 | BATTERY, METHOD OF MANUFACTURING BATTERY, BATTERY PACK, ELECTRONIC DEVICE, ELECTRIC VEHICLE, CAPACITIVE STORAGE DEVICE, AND POWER SYSTEM - A battery including cladding members in which a metal layer, an external resin layer, an inner resin are laminated; an electrode body which includes a positive electrode and a negative electrode; electrolyte which is accommodated in the cladding member; a positive electrode lead which is electrically connected to the positive electrode; and a negative electrode lead which is electrically connected to the negative electrode, the thickness of the heat sealed portions of both end portions of the positive electrode lead is formed larger than the thickness of the heat sealed portion on a center line in a width direction of the positive electrode lead, and the thickness of the heat sealed portions of both end portions of the negative electrode lead is formed larger than the thickness of the heat sealed portion on a center line in a width direction of the negative electrode lead. | 04-18-2013 |
20130099749 | LEAD-ACID BATTERY - A flooded-type lead-acid battery in which charging is intermittently carried out in a short period of time and high-rate discharge to a load is carried out in a partial state of charge, wherein the charge acceptance and service life characteristics under PSOC are improved by using a positive plate in which the total surface area of the positive active material per unit of the plate pack volume is set in a range of 3.5 to 15.6 m | 04-25-2013 |
20130099750 | BIDIRECTIONAL POWER MANAGEMENT TECHNIQUES - Power management techniques are disclosed. For instance, an apparatus may include a bidirectional voltage converter circuit, and a control module that selectively operates the bidirectional voltage converter circuit in a charging mode and a delivery mode. The charging mode converts a voltage provided by an interface (e.g., a USB interface) into a charging voltage employed by an energy storage module (e.g., a rechargeable battery). Conversely, the delivery mode converts a voltage provided by the energy storage module into a voltage employed by the interface. Other embodiments are described and claimed. | 04-25-2013 |
20130099751 | CHARGE/DISCHARGE CONTROL APPARATUS - An estimation unit estimates the amount of power consumption for each unit period of time. A rechargeable battery control unit controls the rechargeable battery such that an exceeding amount of power worth the amount of power exceeding a target amount of power during a unit period of time is charged into the battery, and power is discharged from the battery during a time zone wherein the target amount of power is exceeded, on the basis of the result of the estimation. When the battery needs to be charged in excess of the upper-limit value, the control unit charges the battery up to the upper-limit value during a time zone wherein the amount of power consumption estimated is light, and the amount of power that exceeds the upper-limit value is charged during a time zone that is close to the time zone wherein the target amount of power is exceeded. | 04-25-2013 |
20130106358 | Charging of secondary cells (accumulators) with regulated input current | 05-02-2013 |
20130106359 | METAL-AIR BATTERY SYSTEM INCLUDING CO2 SELECTIVE ABSORBER AND OPERATING METHOD THEREFOR | 05-02-2013 |
20130113429 | BATTERY PACK, BATTERY MANAGEMENT SYSTEM, AND BATTERY SYSTEM - A battery pack includes a battery module including a battery cell and configured to perform a first identification function for enabling a device outside the battery module to recognize characteristics of the battery cell, and a battery management system for controlling operations of the battery cell and configured to perform a second identification function for enabling a device outside the battery management system to recognize a type of the battery management system. | 05-09-2013 |
20130127420 | BATTERY TEMPERATURE ADJUSTING SYSTEM AND OPERATING METHOD THEREOF - The present invention relates to a battery temperature adjusting system including: a battery unit having a heating pad; a leading wire connected to the battery unit; and a current induction unit surrounding the leading wire, wherein the current induction unit is electrically connected to the heating pad. The battery temperature adjusting system according to the present invention generates the induced current by applying the current induction unit surrounding the leading wire connected to the battery unit, and increases the temperature of the battery unit by supplying the induced current to the heating pad, thereby obtaining a desired battery output in a low-temperature region even without the use of an external power source. | 05-23-2013 |
20130147437 | Workpiece Detection Mechanism - A workpiece detection mechanism may include a sensor part detecting the workpiece; a sensor amplifier part connected to the sensor part and processing a signal from the sensor part; a battery part supplying electric power to the sensor amplifier part; and a wireless transmitting part transmitting by wireless the signal from the sensor amplifier part to an outside of the vacuum chamber. The sensor part, the sensor amplifier part, the battery part and the wireless transmitting part may be provided in one end effector provided in the workpiece transfer mechanism and are not connected directly to any member other than the end effector. | 06-13-2013 |
20130154568 | Balancing Power Supply and Demand - A method and apparatus to balance adapter power supply and computing device power demand. In one embodiment, power to/from battery pack(s) maybe controlled by adjusting the output voltage of the power adapter via the current input to the power adapter through a feedback pin to meet power demand of electrical loads. Another embodiment provides a way to adjust the activities of the electrical loads such that neither adapter power rating nor the electrical load power limit is exceeded while avoiding system shutdown. | 06-20-2013 |
20130154569 | ELECTRIC ENERGY STORAGE SYSTEM AND METHOD OF MAINTAINING THE SAME - An electric energy storage system and method of maintaining same of the present embodiment, where charge and discharge control unit | 06-20-2013 |
20130154570 | BATTERY SYSTEM AND ITS CONTROL METHOD - A battery system includes a battery, a control section that controls the battery to charge electric power supplied from the electrical grid and to discharge electric power to the electrical grid; and a system controller. The system controller controls the control section such that the battery system operates in a first mode where electric power that is generated by a pre-designated distributed electric power source associated with the electrical grid is supplied preferentially to a user's load or in a second mode where electric power that is charged in the battery is supplied preferentially to the user's load. | 06-20-2013 |
20130181676 | COMPOSITIONS, ELECTRODES AND METHODS OF MAKING - There is a composition including polymeric binder and carbon-sulfur (C—S) composite. The C—S composite includes about 5 to 95 wt. % sulfur compound. The C—S composite also includes templated carbon having a surface area of about 50 to 4,000 square meters per gram templated carbon and a pore volume of about 0.5 to 6 cubic centimeters per gram templated carbon. The templated carbon has a carbon microstructure that is complementary with an inorganic microstructure, characterized by a three-dimensional framework, of an inorganic template used in a process for making the templated carbon. There is a method for making the composition. There is also an electrode incorporating the composition, as well as methods for making the electrode. There are also methods relating to using the composition and the electrode. | 07-18-2013 |
20130181677 | COMPOSITIONS, LAYERINGS, ELECTRODES AND METHODS FOR MAKING - There is a cell comprising an article comprising a halogen ionomer. The article may be any element, such as a porous separator, in the cell or a modification, such as a film, a membrane, and a coating, added to an element in the cell. The halogen ionomer may be any ionomer comprising halogen, such as a fluorinated polymeric sulfonate neutralized with lithium. The halogen ionomer may also be included in a composition within an element of the cell, such as a porous separator. The cell also comprises a positive electrode including sulfur compound, a negative electrode, a circuit coupling the positive electrode with the negative electrode, an electrolyte medium and an interior wall of the cell. In addition, there are methods of making the cell and methods of using the cell. | 07-18-2013 |
20130181678 | COMPOSITIONS, LAYERINGS, ELECTRODES & METHODS FOR MAKING - There is a composition comprising 1 to 17.5 wt. % ionomer composition comprising hydrocarbon ionomer and 50 to 99 wt. % carbon-sulfur composite made from carbon powder having a surface area of about 50 to 4,000 square meters per gram and a pore volume of about 0.5 to 6 cubic centimeters per gram. The composite has 5 to 95 wt. % sulfur compound. There is also a layering comprising a plurality of coatings. Respective coatings in the plurality of coatings comprise respective compositions. The respective coatings comprise at least one ionomer composition comprising hydrocarbon ionomer and at least one carbon-sulfur composite of carbon powder and sulfur compound. There are also electrodes comprising the composition or layering and methods of using such in cells. | 07-18-2013 |
20130187613 | ENERGY MANAGEMENT SYSTEM - An energy management system has an integration control portion that performs control to charge a storage battery with a power of such an amount that a power consumption including a power supplied by a supply portion is equal to or smaller than a target value indicated by power consumption target information recorded in a recording portion when a power consumption detected by a detection portion is smaller than the target value, and to supply a building with a power with which the storage battery is charged such that the power consumption including the power supplied by the supply portion coincides in amount with a power equal to or smaller than the target value indicated by the power consumption target information recorded in the recording portion when the power consumption detected by the detection portion is larger than the target value. | 07-25-2013 |
20130193927 | ELECTROCHEMICAL ENERGY STORAGE DEVICE, BATTERY HAVING AT LEAST TWO SUCH ELECTROCHEMICAL ENERGY STORAGE DEVICES, AND METHOD FOR OPERATING SUCH AN ELECTROCHEMICAL ENERGY STRORAGE DEVICE - Electrochemical energy storage device ( | 08-01-2013 |
20130234671 | BATTERY SYSTEM AND ENERGY STORAGE SYSTEM INCLUDING SAME - A battery system is disclosed. The battery system includes a plurality of battery cells, and a battery cell balancing unit, configured to adjust voltages across each of the battery cells to reduce variation among the voltages across the battery cells. The battery cell balancing unit includes a controller configured to receive a DC reference current and to generate an AC current based on the DC reference current, a transformer, a rectifier circuit including a rectifier connected to the output coil, and a switching unit including a plurality of switches, each configured to selectively connect the rectifier to one of the battery cells. | 09-12-2013 |
20130241492 | POWER SUPPLY CIRCUIT AND BASE STATION - A power supply circuit comprising: a load; a resistor coupled the load; a first secondary battery; a second secondary battery; a switch configured to switch between a first state in which the first secondary battery and the second secondary battery are charged and a second state in which load current is supplied from the first secondary battery and the second secondary battery to the load based on current flowing through the resistor; and a shunt regulator configured to control the switch. | 09-19-2013 |
20130241493 | ELECTRICITY STORAGE DEVICE AND VEHICLE - An electricity storage device includes: a first battery stack ( | 09-19-2013 |
20130249492 | BATTERY PACK AND METHOD OF CONTROLLING THE SAME - A battery pack for starting an engine having an idle stop & go (ISG) system in which the engine is repeatedly stopped and restarted to conserve fuel. This battery pack includes: a rechargeable battery; a first ISG current control unit having a variable resistor electrically connected to the rechargeable battery; and a battery management system (BMS) electrically connected to the rechargeable battery and the first ISG current control unit, said BMS sets a resistance value of the variable resistor according to a current mode of the ISG system. | 09-26-2013 |
20130257378 | Transition Metal Hexacyanoferrate Battery Cathode with Single Plateau Charge/Discharge Curve - A transition metal hexacyanoferrate (TMH) cathode battery is provided. The battery has a A | 10-03-2013 |
20130257379 | SEMICONDUCTOR DEVICE FOR BATTERY CONTROL AND BATTERY PACK - A semiconductor device for battery control includes a CPU, a first bus coupled to the CPU, a second bus not coupled to the CPU, and a protective function circuit for protecting a battery from stress applied thereto. The semiconductor device also includes a non-volatile memory storing trimming data, a trimming circuit to perform trimming required to allow the protective function circuit to exert a protective function, and a bus control circuit capable of selectively coupling the first bus and the second bus to the non-volatile memory. The semiconductor device further includes a transfer logic circuit which causes, by making the bus control circuit select the second bus, a trimming data transfer path leading from the non-volatile memory to the trimming circuit to be formed and the trimming data stored in the non-volatile memory to be transferred to the trimming circuit without involving the CPU. | 10-03-2013 |
20130271083 | ENERGY STORAGE SYSTEM FOR SUPPLYING POWER TO LOADS OF A DRILLING RIG - A system for supplying power to a drilling rig has an engine/generator with an output line so as to transfer power therefrom, an energy storage system connected to the engine/generator, and a load connected to the energy storage system such that power from the energy storage system is directly transferred to the load and such that power from the engine/generator is electrically isolated from the load. The engine/generator has a capacity greater than an maximum power requirement of the load. The energy storage system can include at least one battery. | 10-17-2013 |
20130285614 | SYSTEM AND METHOD FOR DYNAMIC POWER MANAGEMENT OF A MOBILE DEVICE - A mobile device adapted for dynamic power management. The mobile device includes an output power port, a voltage converter adapted to convert an input voltage to provide an output voltage to the output power port, and a processor. The processor is adapted to monitor at least one load electrically to determine when the at least one load will become active or inactive, determine a minimum required output voltage to be provided by the voltage converter based on the at least one load that will become active or inactive, control the voltage converter to provide at least the minimum required output voltage on the output power port in advance of the at least one load becoming active or after the at least one load becomes inactive, and when the input voltage is below the first threshold, control the voltage converter to reduce the output voltage. | 10-31-2013 |
20130285615 | MODULE FOR CONVERTING VOLTAGE BETWEEN A HIGH-VOLTAGE ELECTRICAL NETWORK OF AN AIRCRAFT AND AN ENERGY STORAGE ELEMENT - A module converting voltage between a high-voltage electrical network and at least one energy storage element an aircraft, the conversion module configured to reversibly convert between a DC voltage of the high-voltage electrical network and a DC voltage of the energy storage element, the DC voltage of the energy storage element floating relative to the DC voltage of the high-voltage electrical network and centered relative to the mass of the aircraft, the module including an input module including two filters each capable of receiving a DC voltage, a first arm and a second arm including switches, and a mechanism controlling the switches, operating per cycle of a switching period and capable of controlling at least one first switch and at least one second switch identically but offset by a half-period, whereby the first switch is open when the second switch is closed and vice versa. | 10-31-2013 |
20130300372 | ENERGY STORE AND METHOD FOR DISCHARGING AND CHARGING AN ENERGY STORE - An energy store includes a rechargeable primary energy store having a first electrode which generates anions and which conducts anions, a second electrode which accepts anions and/or which conducts anions, an electrolyte which is arranged between the first electrode and the second electrode and which conducts anions and is embodied as a solid, and a first redox pair which forms the second electrode or is in contact with same and which includes an oxidation reactant and an oxidation product. The store includes at least one storable second oxidation reactant that belongs to a second redox pair and a secondary energy store which is designed as a store for the second oxidation reactant. A connecting line is provided between the primary energy store and the secondary energy store, the connecting line allowing the second oxidation reactant to be conducted from the primary energy store to the secondary energy store and back. | 11-14-2013 |
20130307484 | COMMUNICATION DEVICE, COMMUNICATION METHOD, BATTERY DEVICE, AND ELECTRONIC APPARATUS - The present technique relates to a communication device, a communication method, a battery device, and an electronic apparatus that can easily manage a battery device formed with a large number of battery cells. A transformer ( | 11-21-2013 |
20130314048 | BATTERY DEVICE, BATTERY MANAGEMENT METHOD, AND ELECTRONIC APPARATUS - The present technique relates to a battery device, a battery management method, and an electronic apparatus that can easily manage a battery device formed with a large number of battery cells. When a battery ( | 11-28-2013 |
20130320929 | SELF-CONTAINED POWER SUPPLY - Disclosed are various embodiments for a self-contained power supply. A container is configured to be placed separate from a powered structure, such as a house or place of business. The container houses a power supply unit that includes a battery bank and an inverter. The battery bank receives multiple charging currents from multiple power sources, such as a grid power source and an auxiliary power source. The inverter uses electrical energy stored by the battery bank to provide an output current to the powered structure. | 12-05-2013 |
20130328530 | ELECTRICAL ENERGY STORAGE UNIT AND CONTROL SYSTEM AND APPLICATIONS THEREOF - An electrical energy storage unit and control system, and applications thereof. In an embodiment, the electrical energy storage unit includes a battery system controller and battery packs. Each battery pack has battery cells, a battery pack controller that monitors the cells, a battery pack cell balancer that adjusts the amount of energy stored in the cells, and a battery pack charger. The battery pack controller operates the battery pack cell balancer and the battery pack charger to control the state-of-charge of the cells. In an embodiment, the cells are lithium ion battery cells. | 12-12-2013 |
20140002027 | METHOD AND SYSTEM FOR REGULATING BATTERY OPERATION | 01-02-2014 |
20140002028 | CHARGING AND DISCHARGING MANAGEMENT APPARATUS AND MOBILE TERMINAL | 01-02-2014 |
20140028261 | Electrochemical Energy Storage Systems and Methods Featuring Large Negative Half-Cell Potentials - The invention concerns flow batteries comprising: a first half-cell comprising: (i) a first aqueous electrolyte comprising a first redox active material; and a first carbon electrode in contact with the first aqueous electrolyte; (ii) a second half-cell comprising: a second aqueous electrolyte comprising a second redox active material; and a second carbon electrode in contact with the second aqueous electrolyte; and (iii) a separator disposed between the first half-cell and the second half-cell; the first half-cell having a half-cell potential equal to or more negative than about −0.3 V with respect to a reversible hydrogen electrode; and the first aqueous electrolyte having a pH in a range of from about 8 to about 13, wherein the flow battery is capable of operating or is operating at a current density at least about 25 mA/cm | 01-30-2014 |
20140028262 | SECONDARY BATTERY PACK - Provided is a secondary battery pack that determines, as for protection and controlling, the state of connection based on information input from external interfaces and switches a protection and control mode from one setting to another according to connection targets and situations. The secondary battery block of the present invention includes a secondary battery block having secondary batteries connected; a current detection section that monitors a charge and discharge current of the secondary battery block; an output voltage detection section that monitors the output voltage; a communication terminal; an ID terminal that detects a connection to a device; and a control section. The control section controls the charging and discharging of the battery pack, calculates capacitance and performs other processes to control the operation of the battery pack as a whole on the basis of electric potential/communication information from the communication terminal and device connection information from the ID terminal. | 01-30-2014 |
20140028263 | CELL BALANCE CIRCUIT AND CELL BALANCE DEVICE - To provide a cell balance circuit and a cell balance apparatus with a low cost and with a compact size, and configured to equalize the charge voltages of rechargeable batteries when the rechargeable batteries are charged or discharged, while suppressing deterioration of the rechargeable batteries. A cell balance circuit AA includes a transformer T, a switch SW | 01-30-2014 |
20140035532 | CELL BALANCING MODULE, VOLTAGE BALANCER DEVICE, AND METHOD FOR VOLTAGE BALANCING, PARTICULARLY FOR VOLTAGE BALANCING OF A STACK OF BATTERIES - The invention relates to a cell balancing module, particularly for voltage balancing of a stack of batteries. The cell balancing module comprises an interface (SPI, VrefH, VrefL) to input a coded reference voltage (Vref) and input nodes (In | 02-06-2014 |
20140062411 | SEPARATION OF ELECTROLYTES - Methods and articles relating to separation of electrolyte compositions within lithium batteries are provided. The lithium batteries described herein may include an anode having lithium as the active anode species and a cathode having sulfur as the active cathode species. Suitable electrolytes for the lithium batteries can comprise a heterogeneous electrolyte including a first electrolyte solvent (e.g., dioxolane (DOL)) that partitions towards the anode and is favorable towards the anode (referred to herein as an “anode-side electrolyte solvent”) and a second electrolyte solvent (e.g., 1,2-dimethoxyethane (DME)) that partitions towards the cathode and is favorable towards the cathode (and referred to herein as an “cathode-side electrolyte solvent”). By separating the electrolyte solvents during operation of the battery such that the anode-side electrolyte solvent is present disproportionately at the anode and the cathode-side electrolyte solvent is present disproportionately at the cathode, the battery can benefit from desirable characteristics of both electrolyte solvents (e.g., relatively low lithium reactivity of the anode-side electrolyte solvent and relatively high polysulfide solubility of the cathode-side electrolyte solvent). | 03-06-2014 |
20140070771 | ENERGY STORE AND ENERGY STORAGE SYSTEM - A chargeable energy store includes a chargeable electrical accumulator, an interface for connecting the accumulator to a device for the exchange of energy and a control unit for controlling the energy exchange of the accumulator. The control unit includes a supply voltage terminal, which is connected to the accumulator when a device is connected to the interface for the exchange of energy, and which is otherwise disconnected from the accumulator. | 03-13-2014 |
20140077766 | CHARGING/DISCHARGING SUPPORT DEVICE - A charging/discharging support center provides normal power sales/purchase price information, including a power purchase price of power purchased to charge a battery of a vehicle and a power sales price of power discharged from the battery for sale, depending on whether it is busy hours during which a large-scale store is crowded or slow hours during which the large-scale store is not crowded, based on the past record. When the traffic volume in the surrounding area of the large-scale store is predicted to increase, the charging/discharging support center changes the power sales/purchase price information and provides, to a user of the vehicle, power sales/purchase price information in which the power purchase price of power purchased to charge the battery at the store is increased and set high, whereas the power sales price of power discharged from the battery for sale is reduced and set cheap. | 03-20-2014 |
20140077767 | Methods For De-Energizing A Chain-Link Converter, Controller, Computer Programs And Computer Program Products - A method for de-energizing a chain-link converter including one or more phase legs each phase leg having a number of series-connected converter cells. The phase legs are connected to a respective charging resistor. The method includes the steps of: opening AC circuit breakers arranged between a power grid and the chain-link converter, opening charging resistors switches arranged in parallel with a respective one of charging resistors, and circulating a current within the chain-link converter through the charging resistors and each phase leg, whereby the DC capacitor are discharged. The invention also relates to a controller, computer program and computer program products. | 03-20-2014 |
20140097798 | BATTERY PROTECTION CIRCUIT MODULE DEVICE - Disclosed herein is a battery protection circuit module device. The battery protection circuit module device includes a charging unit, a battery protection circuit module, and a system. The charging unit includes first and second MOSFET switches, and supplies externally input power to a battery or a system. The battery protection circuit module includes the battery, third and fourth MOSFET switches configured to be selectively turned on and off, a resistor and a capacitor configured to supply the voltage of the battery to the PCM controller as driving power, and the PCM controller configured to control the third and fourth MOSFET switches. The system is operated using the voltage of the battery or externally input voltage. The third and fourth MOSFET switches of the battery protection circuit module are connected via a common drain structure and a common drain terminal is connected to an internal ground. | 04-10-2014 |
20140103879 | CHARGING AND DISCHARGING APPARATUS AND TERMINAL - Embodiments of the present utility model provide a charging and discharging apparatus and a terminal. The charging and discharging apparatus includes a charging and discharging interface and a interface wire; the charging and discharging interface includes a charging and discharging circuit; the charging and discharging circuit includes a battery connection end, a current input end, and a current output end; one end of the interface wire for external connection is electrically connected to the battery connection end, and the other end is connected to a battery of a first terminal; the current input end is configured to be connected to a current output end; the second charging and discharging apparatus is electrically connected to a second terminal; the current output end is configured to be connected to a current input end. Embodiments of the present utility model are used to realize mutual charging between terminals. | 04-17-2014 |
20140111161 | BATTERY PACK - A battery pack including: a battery unit; a diode unit on charge and discharge pathways to control power flow of the charge and discharge pathways; and an insulating wall between the battery unit and the diode unit and mutually insulating the battery unit and the diode unit. | 04-24-2014 |
20140117937 | POWER SUPPLY APPARATUS AND POWER SUPPLY APPARATUS FOR ELECTRIC VEHICLE - There are provided an all-in-one power supply apparatus capable of concurrently supplying battery charging power and main power, in particular, main power for driving an electric vehicle, and a power supply apparatus for an electric vehicle. The power supply apparatus and the power supply apparatus for an electric vehicle respectively including: a charging unit; a main power supplying unit; and an auxiliary power supplying unit. | 05-01-2014 |
20140125286 | METHOD FOR CONTROLLING THE CHARGING OF SEGMENTS FOR AN ONLINE ELECTRIC VEHICLE - A method for controlling the charging of segments for an online electric vehicle is described. In some situations, the method comprises: (a) receiving, from segments, information on the speed and position of the vehicle entering the range of the power-supplying device; and (b) controlling the charging/discharging timing of the current segment from which the vehicle is leaving and the next segment into the range of which the vehicle is to enter, in accordance with the information on the speed and position of the vehicle. The charging/discharging response delay characteristics of the segments may be considered. | 05-08-2014 |
20140125287 | ENERGY RECEIVER, DETECTION METHOD, POWER TRANSMISSION SYSTEM, DETECTION DEVICE, AND ENERGY TRANSMITTER - An energy receiver includes: a power receiver coil configured to wirelessly receive power transmitted from a power transmitter; a detection section configured to detect a foreign object; and a power storage section configured to supply power to the detection section during detection of the foreign object. | 05-08-2014 |
20140125288 | ENERGY STORE AND METHOD OF CHARGING OR DISCHARGING AN ENERGY STORE - An energy store is provided having a first electrode, a second electrode, an electrolyte in between, a first redox pair having a first oxidation reactant and a first oxidation product, and a housing, wherein a fluidic redox pair is present in the housing and comprises a fluidic oxidation reactant and a fluidic oxidation product, wherein during the discharge of the energy store, the fluidic oxidation product is reduced, and wherein during the charging of the energy store, the fluidic oxidation reactant is oxidized, wherein the fluidic redox pair in the housing is gaseous, and a pump or a compressor is adapted such that the fluidic redox pair within the housing is held at a pressure which is above the ambient pressure outside the housing. A method for charging or discharging an energy store is also provided. | 05-08-2014 |
20140145679 | HIGH EFFICIENCY BI-DIRECTIONAL DC CONVERTER AND CONTROL METHOD THEREOF - Disclosed herein are bi-directional DC converter circuits and control methods. In one embodiment, a method of controlling a bi-directional DC converter, can include: (i) detecting whether there is an input power supply at an input port, where the bi-directional DC converter comprises a single magnetic element; (ii) operating the bi-directional DC converter in a first operation mode to charge a battery when the input power supply is detected at the input port; (iii) operating the bi-directional DC converter in a second operation mode to transfer power from the battery to an output port for a load when the input power supply is not detected at the input port; and (iv) transferring power through the single magnetic element in both the first operation mode and the second operation mode. | 05-29-2014 |
20140152264 | CONVERTER CELL WITH A CELL HOUSING, A BATTERY, WITH AT LEAST TWO OF THE SAID CONVERTER CELLS, AND A METHOD FOR THE MANUFACTURE OF A CONVERTER CELL - An electrochemical energy converter device ( | 06-05-2014 |
20140159667 | ENERGY CONVERSION APPARATUS - Disclosed is an energy conversion apparatus. An energy conversion apparatus may comprise a control part controlling a length of a first time duration in which input current is inputted and accumulated, a length of a second time duration in which the accumulated current is provided to a load, and a length of a third time duration in which inverse current flows; and a DC-to-DC converter including an inductor, a output capacitor, and at least one switching element, wherein the input current is accumulated during the first time duration by switching the at least one switching element according to a control of the control part so as to perform input impedance matching, and the DC-to-DC convert provides a current corresponding to a difference between the accumulated current provided during the second time duration and the inverse current flowing from the output capacitor during the third time duration to the load. | 06-12-2014 |
20140176074 | Electric Storage Device - Provided is an electric storage device including a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, a nonaqueous electrolyte solution in which an electrolyte is dissolved in a nonaqueous solvent, wherein an inorganic filler layer is disposed between the positive electrode and the negative electrode and the nonaqueous electrolyte solution contains lithium difluorobis(oxalato)phosphate. | 06-26-2014 |
20140176075 | SUPERCAPATTERY AND METHOD FOR CONTROLLING CHARGE/DISCHARGE OF THE SUPERCAPATTERY BY USING A MAGNETIC FORCE - A supercapattery includes at least one tank filled with a conductive material. The conductive material has an arrangement-variable crystal lattice. The conductive material is graphite, grapheme, graphene oxide, a composite of graphite, metal, and a polymer, or a composite of graphene, metal, and a polymer. A magnetic member is mounted outside of the at least one tank. The magnetic member can be supplied with electricity to create a magnetic field. A method for controlling charge/discharge of a supercapattery includes supplying electricity to a supercapattery filled with a conductive material having an arrangement-variable crystal lattice. The crystal lattice of the conductive material supplied with electricity is transformed from an isotropic phase into an electro-nematic phase and absorbs electrons. An external magnetic field is created to return the crystal lattice of the conductive material from the electro-nematic phase to the isotropic phase, releasing the electrons. | 06-26-2014 |
20140176076 | POWER STORAGE DEVICE AND METHOD FOR CHARGING THE SAME - A decrease in the capacity of a power storage device is inhibited by adjusting or reducing imbalance in the amount of inserted and extracted carrier ions between positive and negative electrodes, which is caused by decomposition of an electrolyte solution of the negative electrode. Further, the capacity of the power storage device can be restored. Furthermore, impurities in the electrolyte solution can be decomposed with the use of the third electrode. A power storage device including positive and negative electrodes, an electrolyte, and a third electrode is provided. The third electrode has an adequate electrostatic capacitance. The third electrode can include a material with a large surface area. In addition, a method for charging the power storage device including the steps of performing charging by applying a current between the positive and negative electrodes, and performing additional applying a current between the third electrode and the negative electrode is provided. | 06-26-2014 |
20140176077 | METAL CYANOMETALLATE ELECTRODE WITH SHIELD STRUCTURE - A mechanism is presented for shielding a cathode in a metal cyanometallate battery. A battery is provided with an anode, a cathode, an electrolyte, and an ion-permeable membrane separating the anode from the cathode. The cathode is made up of a plurality of metal cyanometallate layers overlying the current collector. At least one of the metal cyanometallate layers is an active layer formed from an active material A | 06-26-2014 |
20140184162 | POWER STORAGE DEVICE CONTROL SYSTEM, POWER STORAGE SYSTEM, AND ELECTRICAL APPLIANCE - Deterioration of a power storage device is reduced. Switches that control the connections of a plurality of power storage devices separately are provided. The switches are controlled with a plurality of control signals, so as to switch between charge and discharge of each of the power storage devices or between serial connection and parallel connection of the plurality of power storage devices. Further, a semiconductor circuit having a function of carrying out arithmetic is provided for the power storage devices, so that a control system of the power storage devices or a power storage system is constructed. | 07-03-2014 |
20140191726 | System and Method for Powering and Monitoring an Automated Battery Powered Dispenser - A system and method for powering and monitoring use of battery powered automated dispensers is provided. In one embodiment, a pseudo battery assembly comprised of a pseudo battery and a plurality of battery spacers powers and monitors use of an automated hand hygiene dispenser. More specifically, the pseudo battery receives an external power supply from a control unit that is part of a hand hygiene compliance (HHC) system, wherein the pseudo battery is operable to distribute the power to the dispenser and detect use thereof with a sensor. Further, a feedback device associated with the control unit is operable to display an alarm or notification once the dispenser has been used a predetermined amount of times. In other embodiments, the pseudo battery assembly powers and monitors use of battery powered automated dispensers, such as an automated towel dispenser or an automated gloves dispenser. | 07-10-2014 |
20140197796 | ELECTRIC STORAGE DEVICE, ELECTRIC STORAGE SYSTEM, AND MANUFACTURING METHOD THEREOF - An electric storage device includes: a rolled electrode assembly | 07-17-2014 |
20140197797 | ELECTROCHEMICAL DEVICE - To prevent deterioration of a battery or reduce the degree of deterioration of a battery and to maximize charge and discharge performance of the battery and maintain charge and discharge performance of the battery for a long time. A reaction product formed on an electrode surface causes various malfunctions and deterioration of a battery typified by a lithium-ion secondary battery. The present inventors have found a breakthrough technological idea that a reaction product is prevented from being deposited on an electrode in charging or discharging or a formed reaction product is dissolved by application of an electrical stimulus to an electrochemical device that operates utilizing an electrochemical reaction, typified by a lithium-ion secondary battery. Specifically, the reaction product is dissolved by supplying a signal (inversion pulse current) with which a current flows in the reverse direction of a current with which a reaction product is formed. | 07-17-2014 |
20140210416 | LIGHT-WEIGHT BATTERY APPARATUS - An apparatus comprises a first plurality of walls, a second plurality of walls, and a plurality of channels formed by the first plurality of walls and the second plurality of walls. The second plurality of walls meets the first plurality of walls at substantially right angles and forms a housing with a first side and a second side. The plurality of channels extends through the housing from the first side to the second side. The plurality of channels has a first plurality of openings on the first side. The plurality of channels has a second plurality of openings on the second side. The plurality of channels has substantially a same shape and is configured to receive a plurality of battery cells. | 07-31-2014 |
20140217983 | ENERGY MANAGEMENT SYSTEMS AND METHODS - Example energy management systems and methods are described. In one implementation, a system includes an inverter and a combiner module coupled to the inverter. The combiner module receives DC signals from multiple DC sources and delivers a DC output signal. A control module manages a voltage and a current associated with the DC output signal delivered by the combiner module. | 08-07-2014 |
20140217984 | EXTENDING BATTERY LIFE FOR A RECHARGEABLE BATTERY - Technology is described for extending battery life for a rechargeable battery. The method can include estimating a desired energy storage for the rechargeable battery in an electronic device during an operating time period. Expected active periods for the rechargeable battery can be determined. A defined charge voltage can be computed based on the desired energy storage and expected active periods of the rechargeable battery in the electronic device. In addition, the rechargeable battery can be charged to the defined charge voltage. | 08-07-2014 |
20140239903 | POWER CONVERSION DEVICE HAVING BATTERY HEATING FUNCTION - A power conversion device having a battery heating function includes a battery, a bidirectional converter including a first circuit unit coupled between the battery and a DC link, a switch between a second node and a first node to which the first circuit unit and the battery are coupled, and second and third circuit units each coupled between the second node and the DC link; and a controller controlling the bidirectional converter to heat the battery in a battery heating mode. | 08-28-2014 |
20140239904 | COMPACT STRUCTURE OF BATTERY UNIT - A battery unit is provided which includes a storage case, a battery, a control board, and a pressing mechanism. The battery is disposed in the storage case and pressed by the pressing mechanism against the bottom of the storage case. The control board has mounted thereon electronic components to control charging or discharging of the battery and is located above the battery within the storage case. The pressing mechanism is disposed next to the control board without any physical interference with each other. Such a layout of the pressing mechanism and the control board permits the battery unit to be reduced in size thereof. | 08-28-2014 |
20140239905 | ELECTROCHEMICAL DEVICE - Deterioration of a battery is prevented or the degree of deterioration of a battery is reduced, and charge and discharge performance of the battery is maximized and the charge and discharge performance of the battery is maintained for a long time. In a battery such as a sodium-ion secondary battery, various malfunctions or deterioration is caused by a reaction product deposited on an electrode surface. The reaction product is dissolved by applying a signal (inversion pulse current) to make a current flow in a direction opposite to a direction in which the reaction product is formed more than once in charging or discharging. | 08-28-2014 |
20140239906 | REDOX-ACTIVE LIGAND-BASED TRANSITION METAL COMPLEX FLOW BATTERIES - Flow batteries including one or more metals complexed by one or more redox-active ligands are disclosed herein. In a general embodiment, the flow battery includes an electrochemical cell having an anode portion, a cathode portion and a separator disposed between the anode portion and the cathode portion. Each of the anode portion and the cathode portion includes one or more metals complexed by one or more redox-active ligands. The flow battery further includes an anode electrode disposed in the anode portion and a cathode electrode disposed in the cathode portion. | 08-28-2014 |
20140239907 | Rechargeable Metal-Ion Battery with Non-Aqueous Hybrid Ion Electrolyte - A method is provided for forming a rechargeable metal-ion battery with a non-aqueous hybrid ion electrolyte. The method provides a transition metal hexacyanometallate (TMHCM) cathode (A | 08-28-2014 |
20140247015 | BATTERY OF PORTABLE ELECTRONIC DEVICE AND OPERATING METHOD THEREOF - A battery is provided. The battery includes a battery cell, a connector, a universal serial bus, a first micro control unit and a second micro control unit. The connector has an enable pin for determining whether the battery is electrically connected to a portable electronic device through the connector. The first micro control unit is coupled to the enable pin and the second micro control unit is coupled to the universal serial bus. When it is determined that the battery is connected to the portable electronic device, the first micro control unit is enabled to perform a charge/discharge process on the battery cell through the portable electronic device. When it is determined that the battery is not connected to the portable electronic device, the second micro control unit is enabled to electrically connect the battery cell to the universal serial bus. | 09-04-2014 |
20140266054 | ENERGY STORAGE PEAK SHAVING OF ELECTRICAL POWER FOR FACILITIES - A method of shaving peak power consumption by a facility includes determining a target peak demand setpoint for a facility and measuring power consumed by the facility. An electrical storage system (ESS) is charged when the measured power consumption is below the target peak demand setpoint. Additionally, the ESS is discharged and provides power to the facility when the measured power consumption is above the setpoint. Further, as data for the facility and ESS changes, the target peak demand setpoint is updated. | 09-18-2014 |
20140266055 | HETERO-IONIC AROMATIC ADDITIVES FOR ELECTROCHEMICAL CELLS COMPRISING A METAL FUEL - An embodiment of the invention provides for an electrochemical cell comprising: a fuel electrode comprising a metal fuel, a second electrode, and an ionically conductive medium communicating the electrodes; the ionically conductive medium comprising hetero-ionic aromatic additives. The fuel electrode and the second electrode are operable in a discharge mode wherein the metal fuel is oxidized at the fuel electrode functioning as an anode, whereby electrons are generated for conduction from the fuel electrode to the second electrode via a load. An ionically conductive medium and methods of operating an electrochemical cell are also disclosed. | 09-18-2014 |
20140266056 | SYNERGISTIC ADDITIVES FOR ELECTROCHEMICAL CELLS WITH ELECTRODEPOSITED FUEL - An embodiment of the invention provides for an electrochemical cell comprising: a fuel electrode comprising a metal fuel, a second electrode, an ionically conductive medium communicating the electrodes, the ionically conductive medium comprising at least two different additives, wherein at least one additive is selected from the group consisting of: macroheterocyclic compounds, phosphonium salts, hetero-ionic compounds and their derivatives; and, at least one additive is selected from the group consisting of: macroheterocyclic compounds, phosphonium salts, hetero-ionic compounds, and their derivatives. The fuel electrode and the second electrode are operable in a discharge mode wherein the metal fuel is oxidized at the fuel electrode functioning as an anode, whereby electrons are generated for conduction from the fuel electrode to the second electrode via a load. An ionically conductive medium and methods of operating an electrochemical cell are also disclosed. | 09-18-2014 |
20140266057 | BATTERY CAPABLE OF WITHSTANDING THE EFFECTS OF LIQUID SUBMERSION - A battery ( | 09-18-2014 |
20140306663 | Energy Storage for Power Factor Correction in Battery Charger for Electric-Powered Vehicles - Switches of a switching circuit used to control operation of an electric motor such as in an electrically powered vehicle connect respective windings of the electric motor as a single phase inductor during battery charging. The inductor can then store inherent low frequency, second order ripple power and return that power to a load presented by a battery during battery charging to deliver substantially constant current. Storage of ripple power in the inductor allows the capacitance value, size, weight and cost of a filter capacitor of a power factor correction circuit providing input power to a battery charger to be reduced by an order of magnitude or more. Direction of current flow through the inductor is periodically reversed to avoid magnetizing the motor. | 10-16-2014 |
20140306664 | CATHODE COMPOSITE MATERIAL SYNTHESIS HAVING HIGH ENERGY DENSITY FOR LITHIUM SECONDARY BATTERY FOR ELECTRIC VEHICLE AND ELECTRODE MANUFACTURING TECHNOLOGY THEREOF - The present invention relates to the manufacture of a high capacity electrode by synthesizing an excellent Li | 10-16-2014 |
20140306665 | ELECTRODE ASSEMBLY, METHOD FOR FABRICATING SAME, AND BATTERY CHARGING AND DISCHARGING METHOD - The present invention relates to an electrode assembly, to a method for manufacturing same, and to a battery charging and discharging method. The electrode assembly according to one embodiment of the present invention includes: an electrode collector, wherein a first electrical active material layer is stacked on the electrode collector; and a first porous conductive network layer of which at least one portion is recessed into the first electrical active material layer, wherein the first porous conductive network layer is stacked on the circumferential surface opposite to that of the first electrical active material layer contacting the electrode collector. | 10-16-2014 |
20140312847 | APPARATUS FOR CONTROLLING HOME COMMUNICATION - An apparatus for controlling home communication receives first battery information on a first battery of an electric vehicle, receives second battery information on a second battery of a home power storage device, and receives power policy information from a power supply facility. The apparatus for controlling home communication decides available options for charging the first battery on the basis of the first battery information, the second battery information, and the power policy information. The apparatus for controlling home communication comprises a step of controlling the charging of the first battery according to the available options. | 10-23-2014 |
20140327402 | CIRCULATING CHARGING/DISCHARGING DEVICE FOR AN ELECTRIC VEHICLE - A circulating charging/discharging device for an electric vehicle has a battery assembly, a switch, a controller, a power generator motor, a power generator and a wheel motor. The battery assembly has a charging module and a discharging module connected in parallel. The battery assembly has output terminals connected to the switch. The controller turns on/off the switch and controls operations of the electric vehicle. The power generator motor and the wheel motor connect to the battery assembly through the switch for receiving power from the battery assembly. The wheel motor drives the wheel of the vehicle to let the vehicle move. When the vehicle is started, the battery assembly transmits power to the power generator motor through the switch so that the power generator motor drives the power generator for generating power used for charging the battery assembly. Therefore, the battery assembly is charged when the vehicle is moving. | 11-06-2014 |
20140327403 | Battery Control System and Battery Control Method - When detecting a fault of a master control device, a slave control device refers to master-device-line information, and obtains line information to establish a connection with the other master control device. The slave control device transmits connection request information to the master control device extracted from the other master control devices. The other master control device determines whether or not it is connectable with the slave control device that has transmitted the connection request information, and transmits a determination result as connectability information. The slave control device switches a communication line to the other master control device when the received connectability information indicates the connectable status. | 11-06-2014 |
20140327404 | METHOD FOR PROVIDING CONTROL POWER BY AN ENERGY STORE BY USING TOLERANCES IN THE DETERMINATION OF THE FREQUENCY DEVIATION - A method for providing control power for an electricity network in which at least one energy store connected to the electricity network supplies energy to the electricity network as required and/or takes up energy from the electricity network as required, the control power being delivered in dependence on a frequency deviation from a setpoint value of a network frequency, a tolerance with respect to the frequency deviation being used to set a charging state of the energy store at a same time as providing the control power by the energy store. A device for carrying out such a method includes a control system and an energy store, the device being connected or connectable to an electricity network, the control system being connected to the energy store and controlling the control power that is given off and/or taken up by the energy store. | 11-06-2014 |
20140327405 | System and Method for Enhancing the Cost-efficiency of Rechargeable Battery Systems - A modular battery system includes at least one lithium polymer battery for both mobile and stationary applications. The mobile applications include an electric car and the stationary applications include a house. The battery is exchangeable between the house and the electric car. Both the house and the electric car have a charging apparatus. The battery can be charged when docked with the house by renewable sources and the transported to a second location for docking with another stationary load. | 11-06-2014 |
20140333264 | BATTERY WITH HYBRID ELECTROCATALYSTS - Aspects of the present disclosure are directed to electrodes and implementations such as batteries. As may be implemented in accordance with one or more embodiments, an apparatus includes a nanocarbon substrate having at least one of graphene and carbon nanotubes, and a hybrid electrode including a cobalt oxide/carbon nanotube (CoO/CNT) catalyst and a Ni—Fe-layered double hydride (LDH) catalyst. The catalysts and substrate facilitate transfer of charge carriers. Various aspects are directed to a battery type device having an anode and a single or split cathode with the respective catalysts on the cathode to facilitate oxygen reduction and oxygen evolution reactions for discharging and charging the battery type device. | 11-13-2014 |
20140354235 | EMBEDDED DEVICE FOR CONTROLLING COMMUNICATION WITH VEHICLE AND METHOD FOR ACTUATING SAME - A device for controlling communication with a vehicle, which is embedded inside an electric vehicle, collects battery information with respect to a battery of the electric vehicle, and receives power policy information from a power supply facility. The device for controlling communication decides available options for charging the battery of the electric vehicle on the basis of the battery information and the power policy information. The device for controlling communication controls the charging of the battery of the electric vehicle according to the available options. | 12-04-2014 |
20140361747 | Battery Life Time Management - A method for managing the lifetime of a battery is disclosed herein. An ambient temperature is measured near a battery. A discharge of the battery is triggered when the ambient temperature exceeds a first temperature threshold. The battery can then be charged when the ambient temperature decreases below a second temperature threshold. | 12-11-2014 |
20150015206 | ELECTRICAL CHARGING/DISCHARGING CONTROLLER, CHARGING CONTROL METHOD, DISCHARGING CONTROL METHOD, AND PROGRAM - A peak cut power calculation unit calculates peak cut power transmittable to an overhead wire as power exhibiting monotonic non-increase with respect to a resistance value of the overhead wire between a vehicle and a substation. In addition, a peak cut unit controls electrical charging/discharging of a rechargeable battery with power of a difference between load power and transmission peak cut power when the load power is equal to or more than the peak cut power. | 01-15-2015 |
20150035493 | BI-DIRECTIONAL SWITCHING REGULATOR AND CONTROL CIRCUIT THEREOF - The present invention discloses a bi-directional switching regulator and a control circuit thereof. The bi-directional switching regulator includes a power stage, an operation circuit controlling the power stage, and a power path management circuit. The power path management circuit includes a power path switch electrically connected between the output terminal and the battery, and a power path controller controlling the power path switch. The operation circuit generates the operation signal according to the output voltage or a battery voltage of the battery, and the charging current, so that: (1) a voltage difference between the output voltage and the battery voltage is ICHG*R, wherein ICHG represents the charging current and R represents a conduction resistance when the power path switch is fully conductive; or (2) the output voltage is determined by a higher one of a predetermined voltage level and the sum of ICHG*R plus the battery voltage. | 02-05-2015 |
20150042286 | MOBILE TERMINAL, SYSTEMS AND METHODS FOR CONTROLLING CHARGING AND DISCHARGING BATTERY - A method for controlling charging and discharging of a battery, as well as a server and a mobile terminal for controlling charging and discharging of a battery, are provided. The server is configured to obtain electricity pricing information, to provide the electricity pricing information to a mobile terminal, to receive an instruction from the mobile terminal to charge or discharge a battery; and to provide the instruction to a battery management device to charge or discharge the battery resource according to the instruction. The mobile terminal comprises an enquiry unit configured to send an enquiry instruction for information about electricity price to a server, a displaying unit configured to receive the information about electricity price from the server and to display the electricity pricing information; and an inputting unit configured to receive an instruction to manage a battery resource. | 02-12-2015 |
20150061600 | WATER REACTIVE HYDROGEN FUEL CELL POWER SYSTEM - A hydrogen fuel cell system includes devices and methods to combine reactant fuel materials and aqueous solutions to generate hydrogen. The fuel cell system includes a fuel cell, a fuel cartridge, and a supply of pressurized aqueous solution to generate power for portable power electronics. The fuel cartridge includes a top cap with an overmolded face seal gasket that provides an offset injection point on the fuel cartridge. The aqueous solution is delivered into the fuel cartridge to generate hydrogen for the fuel cell which then produces power for the user of the electronics. | 03-05-2015 |
20150077062 | BATTERY MANAGEMENT CONTROL METHOD - A battery management method and apparatus. In one embodiment of the method, a source current is divided into Ic and Icr. Ic is transmitted to and charges a battery. A first voltage is generated that is related to Icr. The first voltage is converted into a first digital signal. A processing unit receives and processes the first digital signal in accordance with instructions stored in a memory. The transmission of Ic to the battery is interrupted in response to the processing unit processing the first digital signal. Current provided by the battery is divided into Idc and Idcr. Idc is transmitted to a device. A second voltage is generated that is related to Idcr. The second voltage is converted into a second digital signal. The processing unit receives and processes the second digital signal in accordance with instructions stored in the memory. The transmission of Idc to the battery is interrupted in response to the processing unit processing the second digital signal. | 03-19-2015 |
20150084598 | BATTERY SYSTEM, METHOD OF CONTROLLING BATTERY SYSTEM, AND ENERGY STORAGE SYSTEM INCLUDING THE SAME - A battery system is disclosed. In one aspect, the battery system includes a plurality of battery trays including at least one battery cell, a plurality of slave BMSs for controlling the battery trays, and a master BMS for controlling the slave BMSs. Each slave BMS includes a switch for generating a pulse signal according to an input, a display for displaying a status of the battery tray, and a controller. The controller determines an operation mode of the slave BMS according to the pulse width of the pulse signal, sets an identifier (ID) of the slave BMS according to the number of generated pulse signals, and displays the ID of the slave BMS on the display. | 03-26-2015 |
20150084599 | CHARGING AND DISCHARGING CONTROL CIRCUIT AND BATTERY DEVICE - A charging and discharging control circuit includes a switching circuit that controls the gate of a bidirectional conduction type field effect transistor; a first transistor of which the drain is connected to the drain of the bidirectional conduction type field effect transistor, the gate is connected to the source of the bidirectional conduction type field effect transistor, and the source and the back gate are connected to a first terminal of the switching circuit; and a second transistor of which the drain is connected to the source of the bidirectional conduction type field effect transistor, the gate is connected to the drain of the bidirectional conduction type field effect transistor, and the source and the back gate are connected to the first terminal of the switching circuit. The back gate of the bidirectional conduction type field effect transistor is connected to the first terminal of the switching circuit. | 03-26-2015 |
20150091529 | PRE-CHARGING AND PRE-DISCHARGING DEVICE FOR ENERGY STORAGE SYSTEM - A pre-charging and pre-discharging device includes: a charging-discharging device, a master control cabinet, a master switch device, a terminal box device and a test component, wherein the master control cabinet is connected with the energy storage system, the master switch device is connected with the charging-discharging device through a cable and the master switch device is further connected with the master control cabinet, the terminal box device is connected with the master control cabinet, the test component is connected with the energy storage system and the test component is further connected with the terminal box device through a cable. | 04-02-2015 |
20150091530 | DEEP-DISCHARGE CONDITIONING FOR LITHIUM-ION CELLS - A process of reconditioning a lithium-ion cell is provided that unexpectedly improves cell capacity, reduces cold temperature impedance and increases cold cranking amps. The process involves a reconditioning step of holding a cell at a sub-discharge voltage for a recovery time. The sub-discharge voltage is 1.0V or less in many embodiments, optionally 0.0V. Holding this sub-discharge voltage for a recovery time of several hours will result in recovery of lost capacity that is in excess of that explainable by recovery of ions transferred to an anode overhang. | 04-02-2015 |
20150130422 | TIME-DOMAIN MULTIPLEXING OF POWER AND DATA - Circuits, methods, and apparatus that may allow an electronic device to control a power adapter. One example may provide an electronic system where an electronic device may control a power adapter through a communication channel. Data transferred in the communication channel may include the temperature of the power adapter, the charging capability of the adapter, and other types of data. In one example, power and data may share the same two wires, and the power and data may be time-division multiplexed. That is, the two wires may convey power and data at different times. Another example may include circuitry to detect a connection between the electronic device and the power adapter. Once a connection is detected, power may be transferred from the power adapter to the electronic device. This power transfer may be interrupted on occasion to transfer data between the power adapter to the electronic device. | 05-14-2015 |
20150295216 | SEPARATOR, BATTERY, BATTERY PACK, ELECTRONIC DEVICE, ELECTRIC VEHICLE, POWER STORAGE DEVICE, AND POWER SYSTEM - Provided is a separator including a first layer of a porous substance and a second layer that is provided on at least one face of the first layer and that includes a resin material and particles. The second layer has an agglomeration network structure of the particles. | 10-15-2015 |
20150295420 | MULTI-CHEMISTRY BATTERY PACK SYSTEM - A battery system includes a cell group in a lead-acid battery power system (battery system A) coupled to a battery power system (battery system B) having a different chemistry, such as lithium ion-based battery. Each battery system, A and B, are interconnected at specific cathode and anode contacts chosen based on the voltages range present at those points to prevent damage to the different battery systems. The worst-case voltage range of the battery system A at the connection points is higher than the worst case voltage range of battery system B. The battery system includes a battery management system (BMS) that monitors voltages at each cell level and that monitors current at the pack level. The BMS can also be configured to control conductivity between packs A and B, and to protect battery systems A and B from going out of normal operating conditions. | 10-15-2015 |
20150295423 | BATTERY CONTROLLER, MANAGEMENT SYSTEM, BATTERY CONTROL METHOD, BATTERY CONTROL PROGRAM, AND STORAGE MEDIUM - A battery controller has a holder, a calculator, an acquirer, a calculator, and a controller. The holder holds, at a predetermined time, a value of a received power supplied from an electrical power receiving system to equipment supplied with power from a rechargeable battery. A calculator calculates a difference between a present value of the received power and a last-held value of the received power last-held by the holder at the predetermined time. An acquirer acquires a command value of the received power for each predetermined time period defined by a predetermined time interval. A calculator calculates a limit value of the received power for each time that is shorter than the predetermined time, based on the command value of the received power for each predetermined time period. A controller controls charge and discharge in the rechargeable battery, based on the calculated difference and on the limit value. | 10-15-2015 |
20150303711 | Battery Power Delivery Module - A system and method for digital management and control of power conversion from battery cells. The system utilizes a power management and conversion module that uses a CPU to maintain a high power conversion efficiency over a wide range of loads and to manage charge and discharge operation of the battery cells. The power management and conversion module includes the CPU, a current sense unit, a charge/discharge unit, a DC-to-DC conversion unit, a battery protection unit, a fuel gauge and an internal DC regulation unit. Through intelligent power conversion and charge/discharge operations, a given battery type is given the ability to emulate other battery types by conversion of the output voltage of the battery and adaptation of the charging scheme to suit the battery. | 10-22-2015 |
20150311738 | METHOD FOR SUPPLYING POWER TO AN PORTABLE ELECTRONIC DEVICE - A power system within a portable electronic device is disclosed. In order to discharge electricity stored in a rechargeable battery within the portable electronic device to a discharge cutoff voltage, a charge booster charges the rechargeable battery with electric power coming from an AC/DC adaptor. When the AC/DC adaptor is detached, the charge booster performs boosting operation to supply power to a load from the rechargeable battery. The charge booster operates only when input voltage of the load decreases. A direct discharge circuit operates in conjunction with the charge booster, and when the charge booster does not perform any boosting operation, electric power is supplied directly from the rechargeable battery to a DC/DC converter. The charge booster can keep the input voltage of the DC/DC converter until the voltage reaches a discharge cutoff voltage of the rechargeable battery, and then stops operation when electric power is being supplied from the direct discharge circuit. | 10-29-2015 |
20150314700 | BATTERY MANAGEMENT APPARATUS - A battery management apparatus to manage a battery in a vehicle includes a temperature detector that detects a temperature of the battery, a current detector that detects a current of the battery, a calculation unit that calculates a first degradation capacity using the detected temperature of the battery at every unit time while the vehicle is driven and that calculates a second degradation capacity using the detected temperature and state of charge (SOC) of the battery at every unit time while the vehicle is parked, and a determination unit that calculates a state of health (SOH) of the battery using the first and second degradation capacities so as to determine a replacement time of the battery according to the calculated SOH. | 11-05-2015 |
20150318523 | BATTERY PACK AND INDUSTRIAL VEHICLE - A battery pack includes a battery module including a plurality of rechargeable batteries, an electronic component that contributes to charging and discharging of the rechargeable batteries, and an installation body including an extending portion, which extends vertically. The installation body includes a placing portion, which projects from the extending portion in a direction crossing the vertical direction. At least one of the battery module and the electronic component is installed in the extending portion while being placed on the placing portion. | 11-05-2015 |
20150318718 | POWER SUPPLY CONTROL DEVICE, BATTERY DEVICE, POWER SUPPLY SYSTEM, AND POWER SUPPLY CONTROL METHOD - Provided is a power supply control device including a command sending unit configured to deliver a polling command to a bus line, and a battery registration unit configured to give an identifier to a battery device that has responded to the polling command within a predetermined response period. The command sending unit delivers information of the identifier to the bus line for the battery device to which the battery registration unit gives the identifier and delivers, to the bus line, a command for the battery device to which the identifier is given. | 11-05-2015 |
20150340885 | BATTERY CHARGING METHOD AND BATTERY MANAGEMENT SYSTEM THEREFOR - A battery charging method, including obtaining a voltage capacity ratio for a reference charge C-rate and voltage capacity ratios for N (N an integer of 1 or more) charge C-rates greater than the reference charge C-rate, each of the voltage capacity ratios for the reference charge C-rate and the N charge C-rates being defined as a ratio of a voltage variance to a capacity variance depending on a change in state of charge (SOC) of a battery when the battery is charged at a corresponding one of the C-rates, comparing the voltage capacity ratio of the reference charge C-rate with each of the voltage capacity ratios of the N charge C-rates, and then setting a charge C-rate of the N charge C-rates so that a difference in voltage capacity ratio is minimized for each of SOC sections, and charging the battery with the charge C-rates corresponding to the SOC sections. | 11-26-2015 |
20150349388 | SMART BATTERY WITH A SUPPLY VOLTAGE CONTROL CIRCUIT AND METHOD FOR MANUFACTURING THE BATTERY - The smart battery ( | 12-03-2015 |
20150352957 | Secondary Battery and Secondary Battery Module - Provided are a secondary battery and a secondary battery module that can decrease energy of a power generating element of the secondary battery without fail even if, for example, impact of a collision damages a controller controlling charge/discharge of a secondary battery cell or disconnects a wiring connecting the controller and the secondary battery cell. The secondary battery includes a secondary battery cell and a cell controller controlling charge/discharge of the secondary battery cell. The cell controller causes discharge of the secondary battery cell when a collision or a collision probability of a movable object mounting the secondary battery is detected. | 12-10-2015 |
20150357840 | ELECTRIC STORAGE DEVICE AND START-UP METHOD - Provided is an electric storage device including: a control unit, a charge/discharge management unit and a current generation unit, which are connected through an input/output unit; and an electric storage unit that is connected to the charge/discharge management unit and is connected to the current generation unit through a switch. | 12-10-2015 |
20150357846 | ELECTROCHEMICAL CELL AND METHOD OF MANUFACTURE - A method of modifying an electrode for an electrochemical cell in which the electrode is in contact with an electrolyte comprising one or more salts containing metal ions and halogen ions connecting the electrode in a circuit comprising the electrode, the electrolyte, and an opposite electrode; and applying a charging current to the circuit charging the circuit to a first voltage sufficient to drive halogen ions into the electrode to modify the atomic structure of the electrode. An electrochemical cell comprising a first electrode, an electrolyte comprising one or more salts containing metal ions and halogen ions; and a second electrode, the second electrode containing halogen ions when the electrochemical cell is in a charged state. | 12-10-2015 |
20150357928 | DC POWER SUPPLY DEVICE - A direct current power source portion for converting inputted alternating current power to direct current power of a predetermined voltage, a plus terminal and a minus terminal connected to the direct current power source and outputting the direct current power, a communication portion for detecting a first input voltage value preset in an electric device, a controlling portion for setting voltage of the direct current power outputted from the direct current power source portion at the first input voltage value inputted from the communication portion, and a remaining voltage processing portion having a capacitor connected in parallel between the plus terminal and the minus terminal and smoothing the direct current power, the remaining voltage processing portion discharging electric charge stored in the capacitor based on the first input voltage value. | 12-10-2015 |
20150372308 | ELECTRODE FOR SODIUM MOLTEN-SALT BATTERY AND SODIUM MOLTEN-SALT BATTERY - Provided is an electrode for a sodium molten-salt battery in which degradation of the electrode can be suppressed even when charging and discharging are repeated, and which has excellent cycle characteristics. The electrode for a sodium molten-salt battery includes a current collector and an electrode mixture adhering to a surface of the current collector, in which the electrode mixture includes an electrode active material and a binder containing a polymer, and the polymer does not contain a fluorine atom. The polymer can include, for example, at least one selected from the group consisting of polyamide resins and polyimide resins or at least one selected from the group consisting of acrylic resins, rubber-like polymers, and cellulose derivatives. | 12-24-2015 |
20150372342 | HIGH ENERGY DENSITY BATTERY BASED ON COMPLEX HYDRIDES - A battery and process of operating a battery system is provided using high hydrogen capacity complex hydrides in an organic non-aqueous solvent that allows the transport of hydride ions such as AlH | 12-24-2015 |
20150372511 | ELECTRIC POWER SUPPLY SYSTEM - An electric power supply system is provided. The electric power supply system includes charge and discharge devices capable of performing a system interconnection to charge and discharge a power system. At least one of the charge and discharge devices is capable of performing a simulated system operation of supplying electric power of constant power and constant frequency to the power system when an abnormality occurs in a commercial power supply. According to a check result on a state of charge of an electricity storage, electric power supplied from a distributed power supply, and consumption power in a load, the electric power supply system can simultaneously charge or discharge electricity storages of the charge and discharge devices, and preferentially charges the electricity storage of the charge and discharge device performing the simulated system operation, and preferentially discharges the electricity storage of the charge and discharge device performing the system interconnection. | 12-24-2015 |
20150372523 | RECHARGEABLE BATTERY AND MANAGEMENT METHOD THEREOF - A rechargeable battery and a management method are provided. The rechargeable battery includes a battery shell, a electricity storage module and a voltage adjustment module. The battery shell includes a positive electrode terminal and a negative electrode terminal. The electricity storage module and the voltage adjustment module are configured inside the battery shell. The electricity storage module has a base-voltage and the voltage adjustment module is coupled to the electricity storage module. Wherein, when the positive electrode terminal and the negative electrode terminal of the rechargeable battery are respectively coupled to a load device, the voltage adjustment module may raise the base-voltage to a desire-voltage, and the rechargeable battery provides the electric power in the desire-voltage with the positive electrode terminal and the negative electrode terminal to the load device. | 12-24-2015 |
20150380967 | ELECTRICITY-STORAGE SYSTEM, MONITORING DEVICE, AND POWER CONTROL SYSTEM - An electricity-storage system | 12-31-2015 |
20160020478 | Method of Charging/Discharging Power through Pipelines Flown with Electrolytes and Apparatus Using the Same - Pipelines are used for charging and discharging power in a redox flow battery (RFB). Inner tube made of ion-exchange material is inserted into each of the pipelines. Conductive sleeves are put on inside and outside the inner tube. Anode and cathode electrolytes flow into corresponding ones of the pipelines of the inner tube. Thereby, wires connected with the conductive sleeves are extended out to be used as electrodes. On charging power, the solutions flow forwardly; yet, on discharging power, backwardly. Thus, the present invention uses pipelines to add or supplement function of charging/discharging power. Even when the RFB is damaged or failed, power is still charged/discharged for effectively improving or ensuring efficiency of the battery. | 01-21-2016 |
20160020622 | SYSTEM AND METHOD FOR ALLOCATING COMMUNICATION ID FOR MULTI-BMS - The present disclosure discloses a system and method for allocating a communication identification (ID) associated with a position of a multi-battery management system (BMS). According to the system and method for allocating a communication ID according to the present disclosure, the communication ID associated with the position may be allocated to the multi-BMS quickly. | 01-21-2016 |
20160043425 | Polyoxometalate Flow Battery - Flow batteries including an electrolyte of a polyoxometalate material are disclosed herein. In a general embodiment, the flow battery includes an electrochemical cell including an anode portion, a cathode portion and a separator disposed between the anode portion and the cathode portion. Each of the anode portion and the cathode portion comprises a polyoxometalate material. The flow battery further includes an anode electrode disposed in the anode portion and a cathode electrode disposed in the cathode portion. | 02-11-2016 |
20160049814 | BATTERY SYSTEM - The battery system is a combined system of a first battery and a second battery. The discharging curve (discharging characteristic) ( | 02-18-2016 |
20160049821 | ELECTRICAL STORAGE SYSTEM, AND FULL CHARGE CAPACITY ESTIMATION METHOD FOR ELECTRICAL STORAGE DEVICE - An electrical storage system mounted on a vehicle includes: an electrical storage device that is charged or discharged; and a controller that calculates an SOC on the basis of a correspondence relationship between a voltage of the electrical storage device and an SOC of the electrical storage device and that calculates a full charge capacity of the electrical storage device on the basis of an SOC difference between before and after charging and an accumulated charging current value during charging. | 02-18-2016 |
20160056657 | CHARGE AND DISCHARGE MANAGEMENT SYSTEM AND MOVABLE POWER SOURCE USING THE SAME - An apparatus can include: (i) a first switch coupled to an external interface and an inductor; (ii) a second switch coupled to ground and a common node between the first switch and the inductor; (ii) a third switch coupled to ground and a common node between the inductor and a fourth switch, where the inductor and first, second, third, and fourth switches form a power converter; (iii) a charge and discharge control circuit coupled to the power converter, and being configured to control the first, second, third, and fourth switches; and (iv) a chargeable battery coupled to the fourth switch, where the power converter is configured to provide a current to the battery when the external interface is coupled to an external power supply, and where the power converter is configured to provide a current to a load when the external interface is coupled to the load. | 02-25-2016 |
20160072332 | Flexible, Hybrid Energy Generating And Storage Power Cell - An apparatus includes a separator/electrolyte assembly; a first energy storage portion disposed on a first surface of the separator/electrolyte assembly; a second energy storage portion disposed on a second surface of the separator/electrolyte assembly; a first metallized piezoelectric film disposed on the first energy storage portion; and a second metallized piezoelectric film disposed on the second energy storage portion. When a force is applied to the first metallized piezoelectric film, a piezoelectric effect converts mechanical strain into electric potential and each energy storage portion stores the energy converted in the first energy storage portion and the second energy storage portion for subsequent discharge from the first energy portion and the second energy storage portion to an electronic device. | 03-10-2016 |
20160087475 | CONTROL DEVICE OF ENERGY STORAGE SYSTEM - A control device of an energy storage system is provided. The control device includes a voltage calculation unit calculating the difference between a reference voltage and a measured voltage; frequency calculation unit calculating the difference between a reference frequency and a measured frequency; a power reserve margin (PRM) calculating a ratio of reserve power to the maximum consumption of power; and a power calculation unit using, as input values, coefficients calculated at the voltage calculation unit, the frequency calculation unit and the PRM calculation unit, and calculating a switch control value of an energy storage system by further using a difference in reactive power and active power. | 03-24-2016 |
20160099585 | BATTERY PACK AND DRIVING METHOD THEREOF - A battery pack and a driving method thereof are disclosed. In one aspect, the method includes outputting first data at the first rack BMS, determining whether a response to the first data has been received, and driving the first rack BMS based on whether the response has been received. | 04-07-2016 |
20160101708 | SYSTEM AND METHOD FOR CALIBRATING BATTERY STATE OF CHARGE - The present disclosure is directed to a system and method for calibrating state-of-charge (SOC) of an energy storage device. The method includes monitoring, via a battery management system, at least one of an accumulated capacity of the energy storage device after a first SOC calibration or a time period after the first SOC calibration. Another step includes determining, via the battery management system, whether at least one of the accumulated capacity or the time period is above a predetermined threshold. If at least one of the accumulated capacity or the time period is above a predetermined threshold, then the method includes charging, via the battery management system, the energy storage device for a specified duration until the energy storage device reaches a second SOC calibration. | 04-14-2016 |
20160105039 | APPARATUS AND METHOD FOR MANAGING BATTERY - An apparatus and method for managing a battery are disclosed. The apparatus may include a state verifier configured to verify respective states of charge (SoCs) of batteries to be balanced by the apparatus, and a controller configured to control power converters configured to convert respective amounts of power of the batteries to allow a greater amount of power to be output from a battery having a greater SoC among the batteries. | 04-14-2016 |
20160164315 | PROGRAMMABLE BATTERY SOURCE ARCHITECTURE AND METHOD THEREOF - A programmable battery source architecture includes: a battery module, including a plurality of battery units, and a programmable battery connection circuit coupled to the battery module. The programmable battery connection circuit includes: a matrix intersection line module, electrically coupled to the battery module for forming a plurality of battery connection configurations; a switch group, disposed at each line intersection of the matrix intersection line module, for switching the battery connection configurations; and a control unit, for dynamically controlling the switch group based on a load requirement, for selecting at least a battery connection configuration from the battery connection configurations, and accordingly, the battery module outputting at least an output voltage based on the selected at least a battery connection configuration. | 06-09-2016 |
20160190652 | BATTERY PACKET - A battery packet includes a first electrode, a second electrode, as well as a dielectric layer and an electrolysis material that are disposed between the first and second electrode. The electrolysis material can be NaCl or CF | 06-30-2016 |
20160204460 | A REDOX FLOW BATTERY THAT USES COMPLEXES OF COBALT AND IRON WITH AMINO-ALCOHOL LIGANDS IN ALKALINE ELECTROLYTES TO STORE ELECTRICAL ENERGY | 07-14-2016 |
20160254562 | METHODS FOR DETERMINING STATE OF CHARGE AND CALIBRATING REFERENCE ELECTRODES IN A REDOX FLOW BATTERY | 09-01-2016 |
20160254682 | SYSTEM AND METHOD FOR TRACKING AND ARCHIVING BATTERY PERFORMANCE DATA | 09-01-2016 |
20160380452 | BATTERY-OPERATED ELECTRONIC EQUIPMENT - An electronic equipment, including: an electronic circuit which includes a control section and performs a predetermined functional operation; a battery which supplies electric power to the electronic circuit; a supply detecting section which detects power supply from outside; and a supply cutoff section which cuts off power supply from the battery to the electronic circuit, wherein when the supply detecting section detects the power supply from outside, the supply detecting section performs a battery connection operation of releasing cutoff of the power supply by the supply cutoff section. | 12-29-2016 |
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20180026295 | RECHARGEABLE BATTERY | 01-25-2018 |
20190148952 | CELL BALANCING WITH LOCAL SENSING AND SWITCHING | 05-16-2019 |
20190148972 | CHARGER CHARGING CIRCUIT, MOBILE TERMINAL CHARGING CIRCUIT, CHARGER AND MOBILE TERMINAL | 05-16-2019 |