Entries |
Document | Title | Date |
20080203966 | CURRENT LIMITING PARALLEL BATTERY CHARGING SYSTEM TO ENABLE PLUG-IN OR SOLAR POWER TO SUPPLEMENT REGENERATIVE BRAKING IN HYBRID OR ELECTRIC VEHICLE - To provide additional charge storage for an electric vehicle, an additional battery ( | 08-28-2008 |
20080211453 | Method for Controlling a Vehicle Electric System - A method for controlling the electrical system of a motor vehicle with a generator, a battery to supply the electrical system, at least one load and a storage capacitor for brief supply of electrical power on demand, during which the battery is charged when the generator produces excess electrical power is provided. The load is supplied and the battery and the storage capacitor are charged by the generator in load operation or fuel cutoff. The load is additionally supplied by the battery and/or the storage capacitor when the instantaneous generator power is not sufficient. An instantaneously required electrical load power in load operation or fuel cutoff is recorded the load power is compared with an idle power of the generator, and the storage capacitor is charged by the generator when the idle power of the generator is less than the load power in load operation or fuel cutoff. | 09-04-2008 |
20080315830 | ELECTRONIC BATTERY TESTER OR CHARGER WITH DATABUS CONNECTION - Vehicle maintenance circuitry for use with a storage battery, and/or electrical system of a vehicle includes an electrical connector configured to electrically couple to the vehicle. OBD communication circuitry is configured to couple to an OBD databus of a vehicle. The operation of the vehicle maintenance circuitry is a function of communication on the OBD databus. | 12-25-2008 |
20090009131 | Method and Apparatus for Charging Electric Devices - Disclosed is a method and apparatus for charging electrically powered devices. In accordance with the invention, the device is powered by two storage devices. One storage device is capable of receiving a substantial charge very rapidly while the other storage device requires a longer time to receive a charge. The advantage is that the powered device can be used almost instantly and continually while at the same time rebuilding electrical charge. | 01-08-2009 |
20090058355 | ELECTRIC VEHICLE BATTERY MODULE AND REPLACEMENT SYSTEM - An apparatus and method is disclosed for the housing, removal, recharging, and replacing of electric vehicle batteries. The apparatus includes a modular battery carriage and a vehicular battery carriage compartment allowing replacement of electric vehicle batteries to suit the needs of the operator at the service station and an automated service station for the rapid replacement of discharged batteries in electric vehicles with replenished batteries. | 03-05-2009 |
20090096410 | CHARGING DEVICE FOR ELECTRIC AUTOMOBILE - The present invention provides a charging device for an electric automobile that can reduce the number of connection terminals provided in a vehicle and respond to a plurality of charging methods including normal charging and fast charging. Fast charging lines, an in-vehicle charger, and a feeder unit are connected to a power supply circuit for supplying power from a high voltage battery to a motor/generator. The fast charging lines, normal charging lines connected to the in-vehicle charger, and feeder lines connected to the feeder unit are respectively connected to common connection terminals of a connector. Relays provided on the respective lines are activated in accordance with the type of a connection plug attached to the connector, and as a result, charging is performed in accordance with the type of the connection plug. | 04-16-2009 |
20090121672 | Leakage Detection Device of Vehicle Mounted Power Supply System - A leakage detection can be correctly performed both in a DC high voltage circuit and in an AC high voltage circuit in a vehicle-mounted power supply system. Under a state where a contactor | 05-14-2009 |
20090243538 | SYSTEM AND METHOD FOR BATTERY PREHEATING - Some embodiments include a system, that includes an electric motor coupled to propel an electrical vehicle, a battery coupled to power the motor, a preheating system coupled to preheat the battery, a battery temperature comparator to compare a temperature of the battery to a target preheated temperature and to provide a battery below temperature signal when the battery temperature is below a specified temperature, a control circuit to determine the time remaining prior to a scheduled drive start time and to provide a preheating enable signal during a target time interval prior to the scheduled drive start time and a further control circuit to operate the preheating system in response to the battery below temperature signal and the preheating enable signal. | 10-01-2009 |
20100001682 | Method and apparatus for utilizing recycled batteries to surface charge an automobile battery - Method and apparatus comprising used batteries for surface charging an automobile battery. A surface charge provides a time limited window in which to start a vehicle comprising a surface charged battery for example. Use of used batteries provides for environmentally effective manner in which to deal with the tremendous amount of used batteries that are discarded worldwide each year. The apparatus may comprise a charging circuit to allow for recharging the used batteries. Recharging “non-rechargeable” batteries at least once provides a destination for used batteries that have until now been discarded. Embodiments may comprise an LED to signify when a target battery comprises sufficient surface charge to warrant an attempt to start an engine. The apparatus is a small portable device that can stored anywhere in a vehicle. | 01-07-2010 |
20100039065 | Apparatus and Method for Employing High Value Capacitor in Starting Applications - A vehicle battery boosting device to jump start a battery. The device includes a bank of ultracapacitors, a high current relay, a charge circuit, a voltage monitor and a management circuit. The voltage monitor can monitor voltage at the charge circuit and the bank of ultracapacitors and the high current relay to determine status of the various components of the device. The device can be incorporated into a battery tester and charger cart. | 02-18-2010 |
20100066302 | METHOD AND APPARATUS FOR HYBRID VEHICLE AUXILIARY BATTERY STATE OF CHARGE CONTROL - The present invention relates to a method and an apparatus for hybrid vehicle auxiliary battery state of charge control. In one embodiment, the present invention is an automobile including an electronic accessory, a first battery connected to the electronic accessory, and a control unit connected to the first battery, the control unit monitoring the first battery and disconnecting the first battery from the electronic accessory when the first battery is in a first operational condition. | 03-18-2010 |
20100117593 | AUTOMOTIVE VEHICLE POWER SYSTEM - An energy storage system for an automotive vehicle includes a plurality of energy storage units electrically connected in series and a plurality of bi-directional energy converters each having first and second sides. Each of the first sides is electrically connected with one of the plurality of energy storage units. The system also includes another energy storage unit. The second sides of the plurality of bi-directional energy converters are electrically connected in parallel with the another energy storage unit. Each of the bi-directional energy converters is capable of transferring energy between the first and second sides. | 05-13-2010 |
20100117594 | STRATEGY FOR MAINTAINING STATE OF CHARGE OF A LOW-VOLTAGE BATTERY BANK IN A HYBRID ELECTRIC VEHICLE HAVING A HIGH-VOLTAGE TRACTION BATTERY BANK - A hybrid electric motor vehicle ( | 05-13-2010 |
20100181959 | METHOD AND SYSTEM FOR INTERNALLY JUMP-STARTING AN ENGINE - Methods and apparatus are provided for performing a jump-start without the use of external equipment. The apparatus comprises a first battery electrically coupled to a starter motor for an engine, the first battery providing power to start the engine; a second battery; a power converter electrically coupled to the first battery and electrically coupled to the second battery; and a controller communicatively coupled to the power converter. The controller may be configured to determine a low battery condition of the first battery such that the first battery has insufficient power to start the engine, and when the low battery condition occurs, to direct the power converter to supply power from the second battery to the first battery to thereby allow the engine to be started. | 07-22-2010 |
20110127947 | BATTERY BOOST APPARATUS - A battery boost apparatus is described. The battery boost apparatus monitors that amount of voltage in the vehicle battery and the current flowing to the vehicle battery to determine an existence of a fault condition. If a fault condition exists, a vehicle battery is cutoff from the boost battery and the charge of the boost battery is maintained until the fault condition is remedied. | 06-02-2011 |
20110266996 | HIGH-SPEED CHARGING POWER SUPPLY DEVICE AND HIGH-SPEED CHARGING POWER SUPPLY METHOD - A boosting-charge power supply apparatus and a boosting-charge power supply method are capable of supplying electric power for boosting charge to a variety of mobile bodies using a single apparatus and supplying high-quality electric power to the mobile bodies. | 11-03-2011 |
20110298415 | Jump starter and module power station - A portable jump starter includes a hand-held case with a battery for starting a vehicle; a receiving station within the case; and, a module comprising a self-contained appliance. The module includes an electrical receptacle adapted to mate with the electrical outlet. The receiving station may include splines on its bottom wall and side walls keyed to channels on the module. Retaining blocks may be used immediately adjacent the receiving station to prevent vertical movement of the module. The electrical receptacle may be recessed within a wall of the module so that the electrical outlet remains flush with the wall of the module. An adaptor may be included to connect a module to an alternate power source. | 12-08-2011 |
20120062168 | CHARGING CONTROL DEVICE - A charging control device stores expected driving start time of each of motor vehicles and controls charging operations of the motor vehicles in such a manner as to finish charging a battery mounted to each of the motor vehicles by the corresponding expected driving start time. The charging control device includes a storage unit for storing the expected driving start time of each of the motor vehicles; and a control unit for searching the motor vehicles to find a specific motor vehicle whose charging is expected to be finished by the expected driving start time and causing the specific motor vehicle to discharge an electric power to be used in charging at least one of the motor vehicles other than the specific motor vehicle. | 03-15-2012 |
20120126742 | SYSTEM AND METHOD FOR DIGITAL CONTROL OF A DC/DC POWER-CONVERTER DEVICE, IN PARTICULAR FOR AUTOMOTIVE APPLICATIONS - A system for controlling a power-converter device of a DC/DC type, having an input connected to a first electric battery at an input voltage, and an output connected to a second electric battery at an output voltage, and being provided with: a transformer stage, with a primary winding coupled to the input, and a secondary winding coupled to the output; a switching stage, arranged between the input and the primary winding and supplying an alternating electrical quantity to the primary winding as a function of the input voltage; a rectifier stage arranged between the secondary winding and the output for generating the output voltage. A control stage switching controls the switching stage at a switching frequency, as a function of a measurement signal indicative of an electrical output quantity, by means of a digital average-current-mode control, obtaining the measurement signal by means of a subsampling of the electrical output quantity, at a sampling frequency, lower than the switching frequency. | 05-24-2012 |
20120181975 | ELECTRIC MOTOR ASSEMBLY RECHARGEABLE FROM AN ELECTRICAL MAINS SYSTEM, AND DEDICATED CONNECTION HOUSING - An electric motor assembly includes a multi-phase electric motor, a battery of accumulators, an inverter configured to convert the direct current of the battery into multi-phase alternating current adapted to supply the motor, and a connection housing. The connection housing includes plugs allowing connection of motor phases, the battery terminals, and at least five connections to the inverter. The housing further includes a group of contacts allowing it to be connected to a single phase mains system, and a group of contacts allowing it to be connected a multi-phase mains system. The housing includes switches according to the position of which the system including the housing, the battery, the inverter, and the motor connected solely by its phases, alternatively allows the motor to be supplied from the battery, the battery to be recharged directly from a single-phase mains system, and the battery to be recharged from multi-phase mains system. | 07-19-2012 |
20120242277 | PORTABLE BATTERY CHARGING APPARATUS - An embodiment of the present invention is directed to a portable battery charging apparatus. The portable battery charging apparatus includes a main body, wheels attached to a base portion of the main body, a battery charger disposed within the main body, and an electrical functional unit disposed within the main body that has a function other than battery charging. | 09-27-2012 |
20120262106 | POWER SUPPLY CONTROL DEVICE - There is provided a power supply control device | 10-18-2012 |
20120268058 | VEHICULAR POWER SUPPLY SYSTEM - A vehicular power supply system is provided, which is equipped with a two-battery power supply system including a lithium-ion battery and a lead battery, and can securely supply the lead battery with power without fail even when the lithium-ion battery is disconnected by a relay. The vehicular power supply system comprises: a lead battery; a lithium-ion battery that can be charged and discharges at a voltage higher than the lead battery's voltage; a step-down DC-DC converter that is connected between the lead battery and the lithium-ion battery and whose output voltage is controllable; a generator connected with the step-down DC-DC converter and the lithium-ion battery; a lithium-ion battery SOC detection means for detecting a state of charge of the lithium-ion battery; a relay for the lithium-ion battery by which the battery is connected to or disconnected from the generator and the step-down DC-DC converter; and a control means, based on the state of charge of the lithium-ion battery, for taking control of switching on and off the relay for the lithium-ion battery. | 10-25-2012 |
20120280646 | VEHICLE AND METHOD FOR CHARGING VEHICLE BATTERIES - An automotive vehicle includes a traction battery, an auxiliary battery and at least one controller. The at least one controller may be configured to cause a specified charge current to be provided to the traction battery and to cause another specified charge current to be provided to the auxiliary battery if the current being provided to the traction battery is increasing or decreasing. | 11-08-2012 |
20120299531 | Charging Service Vehicles and Methods Using Modular Batteries - Charging service vehicles and methods using modular batteries are disclosed. The service vehicles are vehicles having electric vehicle (EV) charging equipment, and removably mounted battery modules or battery module connection points. The battery modules are connected to the EV charging equipment as a source of electrical energy. Some embodiments disclose integrating the EV charging equipment with the vehicle, recharging modules through a distribution grid connection, the manner of discharging the batteries, modes of connecting and disconnecting the modules, the size and weight of the modules, quick-disconnectability of modules, control and monitoring of the modules and charging equipment, and/or ways of connecting modules to the vehicle. These features are beneficial to efficiently keep service vehicles available for EV charging through exchanging battery modules or providing additional battery modules when necessary, and may keep operators safe through de-energization of connectors and other precautions inherent in these designs. | 11-29-2012 |
20130020983 | RAPID CHARGER - A rapid charger includes a storage battery for equipment, a DC power supply unit which converts AC power of an AC power supply into DC power, and a controller which controls the DC power supply unit such that the DC power supply unit generates DC power to charge the storage battery for equipment from the AC power of the AC power supply and allows the DC power to be supplied from the DC power supply unit to the storage battery for equipment during charging of the storage battery for equipment, wherein, when a storage battery for driving power as a load is connected, the controller allows the DC power supply unit and the storage battery for equipment to form a series circuit, controls the DC power supply unit such that the DC power supply unit generates a predetermined DC power from the AC power of the AC power supply, adds the predetermined DC power to the DC power of the storage battery for equipment to generate DC power to charge the storage battery for driving power, and allows the DC power to be supplied to the storage battery for driving power. | 01-24-2013 |
20130026970 | METHOD AND SYSTEM FOR CHARGING A VEHICLE BATTERY - A vehicle power system includes a battery having a plurality of cells and at least one controller. The at least one controller causes the cells to acquire charge for a period of time such that at the expiration of the period of time, voltages of some of the cells are approximately equal to a specified voltage, amp·hours stored by other of the cells are approximately equal, and an amount of energy stored by the battery is at least equal to a predetermined target energy amount. | 01-31-2013 |
20130026971 | APPARATUS, METHOD AND ARTICLE FOR COLLECTION, CHARGING AND DISTRIBUTING POWER STORAGE DEVICES, SUCH AS BATTERIES - A collection, charging and distribution machine collects, charges and distributes portable electrical energy storage devices (e.g., batteries, super- or ultracapacitors). To charge, the machine employs electrical current from an external source, such as the electrical grid or an electrical service of an installation location. The machine determines a first number of devices to be rapidly charged, employing charge from a second number of devices identified to sacrifice charge. Thus, some devices may be concurrently charged via current from the electrical service and current from other devices, to achieve rapid charging of some subset of devices. The devices that sacrifice charge may later be charged. Such may ensure availability of devices for end users. | 01-31-2013 |
20130038271 | CONTROL METHOD OF HYBRID VEHICLE - Disclosed is a system for controlling a hybrid vehicle when the state of charge of a high voltage battery is sufficiently low. In particular, a motor unit is connected to an engine via a rotation element, a high voltage battery is electrically connected to the motor unit to provide power thereto, and a low voltage battery is electrically connected to the high voltage battery through a two-way converter. Advantageously, a control portion is configured to boost voltage of the low voltage battery to supply the high voltage battery with high voltage through the two-way converter when the state of charge of the high voltage battery falls below a first predetermined value. | 02-14-2013 |
20130082639 | ELECTRICAL SYSTEM HAVING A PRIMARY ENERGY SOURCE AND A REDUNDANT RECHARGEABLE ENERGY SOURCE - Presented here is an electrical system for a vehicle having an electrical load. The electrical system includes a primary energy source, a rechargeable redundant energy source coupled to the primary energy source via a first switch, a second switch, a third switch, a fourth switch, and a control unit. The fourth switch is coupled between the electrical load and the second switch, and is coupled between the electrical load and the third switch. The control unit operates the first switch to facilitate charging of the rechargeable redundant energy source with the primary energy source, operates the second switch and the third switch in concert to selectively provide operating power from either the primary energy source or the rechargeable redundant energy source to the fourth switch, and operates the fourth switch to provide the operating power to the electrical load. | 04-04-2013 |
20130127399 | CELL BALANCING SYSTEM AND METHOD - A system and method may identifying an overcharged cell from among a plurality of cells of a battery pack. An undercharged cell may be identified from among any of the plurality of cells of the battery pack. A switch may be operated to connect the overcharged cell to the undercharged cell via a direct current (DC)-DC converter. The DC-DC converter may be operated to transfer charge from the overcharged cell to the undercharged cell. | 05-23-2013 |
20130127400 | ELECTRIC VEHICLE AND CHARGING CONTROL METHOD FOR AUXILIARY BATTERY THEREOF - The present invention relates to an electric vehicle and a charging control method for an auxiliary battery of the electric vehicle. According to the present invention, the electric vehicle comprises: a high-voltage battery which drives the electric vehicle; a plurality of electric field loads; the auxiliary battery which supplies driving power to the plurality of electric field loads; a first voltage detection unit which detects an output voltage of an auxiliary battery side; a converter which performs a PWM switching to convert the voltage of the high-voltage battery into a voltage required in the electric field loads; a plurality of relays; a power relay assembly (PRA) which is switched to supply the energy of the high-voltage battery to the converter according to whether or not the plurality of relays are in operation; and a vehicle control module (VCM) which controls the driving of the power relay assembly, wherein the converter includes a converter control unit, which sends a driving instruction signal requesting the vehicle control module to drive the power relay assembly depending on a magnitude change of the output voltage of the auxiliary battery side. Accordingly, discharging of the auxiliary battery in a starting-off state is prevented, which makes it possible to stably operate the electric vehicle system. | 05-23-2013 |
20130134924 | SYSTEM FOR CHARGING ELECTRICAL STORAGE DEVICE AND METHOD OF MAKING SAME - A system for charging an electrical storage device includes a motor drive, a DC link electrically coupled to the motor drive, and a first leg coupled to the DC link that includes a first power switch coupled in series with a second power switch via a first node. A first inductor is coupled to the first node, and a first energy storage device (ESD) is electrically coupled to the first inductor. A second leg is coupled to the DC link that includes a third power switch coupled in series with a fourth power switch via a second node. A charging circuit includes a transformer coupled to the first and second nodes. A second ESD is coupled to receive charging energy from the transformer, and a controller is configured to cause a first voltage mismatch between the first and second nodes to generate the charging energy. | 05-30-2013 |
20130154543 | METHOD AND APPARATUS FOR PROVIDING SUPPLEMENTAL POWER TO AN ENGINE - A method and apparatus provides supplemental power to an engine. The method and apparatus includes a pair of conductive leads for connecting the supplemental power to an engine electrical system, one or more batteries connected in parallel with one or more capacitors, a relay connected to the conductive leads, a shunt cable connecting the batteries and capacitors to the relay and a processor for controlling the relay to selectively apply electrical power to the engine electrical system. The method and apparatus includes safety features to reduce the risk of injury to the operator and damage to the apparatus and/or engine electrical system. | 06-20-2013 |
20130187590 | SYSTEM AND METHOD FOR VEHICLE POWER MANAGEMENT - A power management system for a vehicle having wheels and an electric machine operable to provide torque to drive at least one of the wheels includes a first energy storage system capable of supplying power to operate the electric machine. The system also includes a second energy storage system capable of supplying power directly to at least one vehicle load at a lower voltage than the first energy storage system. A voltage conversion device is operable to reduce a voltage of the power supplied by the first energy storage system to the lower voltage to charge the second energy storage system when the vehicle is in a key-off state. | 07-25-2013 |
20130187591 | Electric Vehicle Extended Range Hybrid Battery Pack System - A power source comprised of a first battery pack (e.g., a non-metal-air battery pack) and a second battery pack (e.g., a metal-air battery pack) is provided, wherein the second battery pack is only used as required by the state-of-charge (SOC) of the first battery pack or as a result of the user selecting an extended range mode of operation. Minimizing use of the second battery pack prevents it from undergoing unnecessary, and potentially lifetime limiting, charge cycles. The second battery pack may be used to charge the first battery pack or used in combination with the first battery pack to supply operational power to the electric vehicle. | 07-25-2013 |
20130221897 | BI-DIRECTIONAL BATTERY VOLTAGE CONVERTER - A battery module for use with a vehicle electrical system. The battery module includes a bi-directional battery voltage converter, a first battery, and a second battery. A first relay selectively connects the first battery to the bi-directional battery voltage converter. A second relay selectively connecting the second battery to the bi-directional battery voltage converter. A controller selectively energizes the first relay, selectively energizes the second relay, and controls a direction of current through the bi-directional battery voltage converter. | 08-29-2013 |
20130249468 | BATTERY MANAGEMENT SYSTEM FOR RESTRICTED IDLE VEHICLES - A vehicle electrical power system includes a generator which generates power for application to loads and to chassis and batteries for storage. A starter motor for an engine is energized primarily from the battery. A contactor between the batteries has a closed state in which power can flow between the batteries and an open state which interrupts power flow between the batteries and from the generator to the cranking battery. A controller enables periodic stopping and starting of the engine is responsive to a battery state of charge for at least one of the batteries for operating the engine to maintain a minimum battery state of charge. The contactor may have a limited closed state in which power flow between the batteries is surge limited. Power flow is surge limited through the connector responsive to a voltage difference between the batteries. | 09-26-2013 |
20130257344 | METHOD FOR CONTROLLING A POWER SUPPLY SYSTEM OF AN AUTOMOTIVE VEHICLE AND POWER SUPPLY SYSTEM ADAPTED TO SUCH A METHOD - A method is provided for controlling a power supply system of an automotive vehicle that includes at least one battery and at least one associated battery managing unit adapted to monitor the state of charge of the battery. During an off state of the vehicle, the state of charge level of each battery is monitored by the battery managing unit. If the state of charge monitored reaches a low state of charge threshold, an on-board communication device adapted to emit a critical state of charge level alarm to be received by an off-board reception device is activated. The power supply system includes a battery managing unit per battery and an alarm to emit a critical state of charge level alarm. | 10-03-2013 |
20130264994 | BATTERY MANAGEMENT SYSTEM FOR A POWER SUPPLY SYSTEM WITH A LOW-VOLTAGE REGION AND A HIGH-VOLTAGE REGION - A power supply system ( | 10-10-2013 |
20130264995 | BATTERY CHARGING SYSTEM AND CHARGING METHOD USING SAME - Disclosed are a battery charging system and method. The battery charging system according to the present invention includes a first connector connected to both ends of a battery of a charging providing car; a second connector connected to both ends of a battery of a charging target car; a converter configured to convert a voltage transmitted from the battery of the charging providing car through the first connector and transmit the converted voltage to the battery of the charging target car through the second connector; and a controller connected to each of a battery management system (BMS) of the charging providing car and a BMS of the charging target car to control a voltage conversion ratio of the converter based on a state information on each of the batteries transmitted from each of the BMSs. | 10-10-2013 |
20130342156 | BALANCE CORRECTING APPARATUS, ELECTRICITY STORAGE SYSTEM, AND TRANSPORTATION DEVICE - A balance correcting circuit is prevented from moving charges from a low-voltage electricity storage cell to a high-voltage electricity storage cell in a electricity storage system. The balance correcting circuit includes an inductor, a first switching device, a second switching device, and a control signal generating unit that supplies a control signal to the first and second switching devices to turn on and off the first and second switching devices so that the first switching device and the second switching device are alternately turned on and off. The control signal generating unit stops generating the control signal when receiving a state transition signal indicating that the electricity storage system transitions to and temporarily stays in a charging state while the electricity storage system is operating. | 12-26-2013 |
20140062384 | VEHICLE AND WIRELESS POWER SUPPLY SYSTEM - A vehicle ( | 03-06-2014 |
20140070759 | VEHICLE-MOUNTED CONTROLLER - A vehicle-mounted controller mounted on a vehicle includes communication state determination unit and a battery charging control unit. The communication state determination unit is configured to determine whether or not vehicle-mounted information equipment performs communication with external charging equipment or an external information device via a charging cable. The battery charging control unit is configured to control, in a case where the communication state determination unit determines that the vehicle-mounted information equipment performs the communication with the external charging equipment or the external information device via the charging cable, a voltage converter so as to charge a low-voltage battery by supplying electric power from a high-voltage battery to the low-voltage battery when a first specific time has elapsed since start of the communication. The high-voltage battery, the vehicle-mounted information equipment, the low-voltage battery, and the voltage converter are provided with the vehicle. | 03-13-2014 |
20140084844 | SELF-CONTAINED AUTOMOTIVE BATTERY BOOSTER SYSTEM - A self-contained automotive battery booster system for boosting depleted automotive batteries when no external power source is available is provided, the self-contained automotive battery booster system having an integral power source; means for connecting the self-contained automotive battery booster system to an automotive battery; circuitry to ensure the safety of the user, the self-contained automotive battery booster system and the depleted automotive battery; and circuitry to allow the user to control the flow of electricity from the integral power source to the depleted automotive battery. The circuitry to ensure the safety of the user, the self-contained automotive battery booster system and the depleted automotive battery can include various warning indicators such as horns and LEDs and can prevent the activation of the self-contained automotive battery booster system in certain situations. The circuitry to allow the user to control the flow of electricity from the integral power source to the depleted automotive battery can allow the user to select different output voltages depending on the voltage required by the depleted battery. | 03-27-2014 |
20140091750 | POWER SUPPLY APPARATUS AND CHARGING APPARATUS FOR ELECTRIC VEHICLE - A power supply apparatus for an electric vehicle includes a main battery, a sub-battery of lower voltage, a first output circuit unit including a first output sub-unit and a second output sub-unit, a control circuit unit, and a second output circuit unit including a third output sub-unit. The first output sub-unit receives electrical power from an external power supply and outputs first electrical power for main battery charging. The second output sub-unit receives electrical power from the power supply and outputs second electrical power for sub-battery charging. The control circuit unit individually controls charging of the main battery and the sub-battery by the first electrical power and the second electrical power respectively. The third output sub-unit receives electrical power from the power supply, via a different pathway compared to the first and second output sub-units, and outputs third electrical power for driving the control circuit unit. | 04-03-2014 |
20140145670 | Apparatus and Method for Balancing Cells in a Plurality of Batteries - An apparatus for balancing a plurality of cells in a battery includes common bus having a connector for connecting to a common bus of another battery. Each of plurality of balancing circuits has a bidirectional voltage converter connected to a given cell of the plurality of cells and a linear current regulator arrangement controls the magnitude of current flow between the bidirectional voltage converter. A controller is connected to the common bus and the plurality of cells and selectively operatives the plurality of balancing circuits to transfer energy between the plurality of cells and the common bus to balance the states of charge of the cells. The balancing circuits are operated in response to actual states of charge of the cells, an average state of charge, a desired voltage level for the common bus, and an actual voltage level on the common bus. | 05-29-2014 |
20140152233 | METHOD AND APPARATUS FOR UTILIZING USED BATTERIES TO SURFACE CHARGE AN AUTOMOBILE BATTERY - An apparatus for charging an automobile battery is presented. The device provides a surface charge with a time limited window in which to start a vehicle. Use of used batteries provides for environmentally effective manner in which to deal with the tremendous amount of used batteries that are discarded worldwide each year. The apparatus may optionally include a charging circuit to allow for recharging the used batteries. An LED display may be included to provide indication when a target battery has sufficient surface charge to warrant an attempt to start an engine. The apparatus is a small portable device that can be stored anywhere in a vehicle. | 06-05-2014 |
20140167680 | SYSTEM AND METHOD FOR PERIODICALLY CHARGING SUB-BATTERY FOR ELECTRIC VEHICLE - Provided is a system method for periodically charging a sub-battery for an electric vehicle. In this method, an SOC self-discharge rate of the sub-battery is calculated. An LDC output voltage and a charging time of the sub-battery are set using the SOC self-discharge rate of the sub-battery and information received from an IBS. It is determined whether or not an SOC of a main battery is equal to or greater than a set value. Periodic charging is performed on the sub-battery through an operation of an LDC when the SOC of the main battery is equal to or greater than the set value. | 06-19-2014 |
20140184141 | Method and Apparatus for High-Voltage DC Charging of Battery-Electric and Plug-in Hybrid Electric Vehicles - A portable charging device can provide controllable fast DC charging of an electric vehicle (EV) high voltage battery by a separate EV high voltage battery. The charging device can be configured to comply with universal standards for EV charging so as to be compatible with various automobile models of various manufacturers. The device can be configured to establish a communication link with a donor and recipient vehicle and conduct a voltage matching process between the batteries of the two vehicles prior to transferring power to the recipient vehicle battery. To prevent energy theft, control of a charging process can be shared among the charging device and the donor and receiver vehicles. A charger device can be configured to enable a charging process only when no faults are detected. A charger device can allow a motorist to quickly recharge a depleted high voltage battery at a convenient time and location. | 07-03-2014 |
20140184142 | BATTERY CHARGING DEVICE FOR MOTOR VEHICLE - A battery charging device for a motor vehicle capable of enabling the charging of a low voltage battery by a high voltage battery, without using a transformer such as a DC/DC converter, is disclosed. A battery pack | 07-03-2014 |
20140203759 | POWER SUPPLY SYSTEM OF VEHICLE AND VEHICLE INCLUDING SAME - A power supply system of a vehicle includes: a first power storage device that stores power for travel; a second power storage device that stores power for auxiliary equipment; a voltage conversion device that is provided between the first power storage device and the second power storage device, and that charges the second power storage device through voltage conversion of power that is outputted by the first power storage device; and a control device that executes charging control of charging the second power storage device by way of the voltage conversion device, while the vehicle is parked. The control device determines an abnormality in the second power storage device on the basis of information relating to dark current in the second power storage device during parking, and, upon determination of abnormality in the second power storage device, sets the charging control to non-execution. | 07-24-2014 |
20140210398 | Systems and Methods for Efficiently Charging Power Recovery Controller - The inventive subject matter provides systems and methods for efficiently charging a battery of a vehicle using a regenerative braking system. In one aspect of the invention, the battery charging system includes a regenerative braking system that is configured to convert mechanical energy from braking of the vehicle into electrical energy. The battery charging system also includes a bank of capacitors that is configured to store the electrical energy generated by the regenerative braking system. The battery charging system also includes a circuit that is configured to feed into the battery at least a portion of the electrical energy stored in the bank of capacitors as a series of current pulses at a frequency that corresponds to a resonant frequency of the battery. The series of pulses includes constructive resonant ringing that is constructive with respect to charging the battery. | 07-31-2014 |
20140239879 | BATTERY CHARGING SYSTEM - A charging system for a traction battery is disclosed. The charging system includes a power grid, a stationary battery, a first controlled power supply, a second controlled power supply, and a switching unit. The first controlled power supply is configured to provide electrical power from the power grid to the stationary battery, at a first controlled rate. The second controlled power supply is configured to provide electrical power from the stationary battery to a traction battery, at a second controlled rate, higher than the first controlled rate. | 08-28-2014 |
20140253018 | POWER SUPPLY SYSTEM AND METHOD FOR CHARGING BATTERY OF VEHICLE - A power supply system and method for charging a battery of a vehicle are provided and include a charger that is configured to charge the battery and a charging controller that is configured to receive a voltage to charge the battery and operate the charger. An auxiliary battery is configured to supply a first DC voltage to operate the charging controller and a power supplier is configured to generate a second DC voltage greater than the first DC voltage using external AC power, and to supply the second DC voltage to the charging controller as a driving power source to charge the battery. First and second diodes are respectively installed at output ends of the power supplier and the auxiliary battery, a cathode voltage of the second diode is increased when the power supplier supplies the second DC voltage, and the first DC voltage of the auxiliary battery is blocked. | 09-11-2014 |
20140266004 | ELECTRIC VEHICLE CHARGING SYSTEM - A method comprises connecting to a charging server; connecting to an authorization management system; receiving a charging request from a charging server, the charging request identifying an electric charging device requested to be used to charge an electric vehicle; transmitting an authorization request to the authorization management system for the electric charging device to be used to charge the electric vehicle; receiving an authorization response from the authorization management system authorizing the electric charging device to be used to charge the electric vehicle; and transmitting an authorization instruction to the charging server to charge the electric vehicle using the electric charging device. | 09-18-2014 |
20140320062 | VEHICLE MANAGEMENT SYSTEM - A vehicle management system that manages a plurality of electric vehicles includes state detecting means for detecting deteriorated states of the plurality of electric vehicles and order-of-use deciding means for deciding an order of use of the electric vehicles so that the electric vehicles can be placed ahead more in the order of use as such detected deteriorated states of EV storage batteries of the electric vehicles are smaller. | 10-30-2014 |
20140368155 | SMART VEHICLE RESCUE BATTERY APPARATUS - A smart vehicle rescue battery apparatus includes a battery unit, a first switch unit, a second switch unit, a third switch unit, a fourth switch unit, a control unit and a voltage polarity detection unit. The first switch unit and the fourth switch unit are turned on, when the connection between the first switch unit and the third switch unit is judged to be a positive pole and when the connection between the second switch unit and the fourth switch unit is judged to be a negative pole. The second switch unit and the third switch unit are turned on when the connection between the first switch unit and the third switch unit is judged to be the negative pole and when the connection between the second switch unit and the fourth switch unit is judged to be the positive pole. | 12-18-2014 |
20150008866 | ELECTRIC AUTOMOBILE AND DISCHARGING DEVICE THEREOF - A discharging apparatus for an electric vehicle and an electric vehicle are provided. The discharging apparatus comprises: an AC charging interface; a charging connection device, configured to transmit an AC output from the AC charging interface to another electric vehicle; an instrument, configured to send a discharging preparation instruction; a controller, configured to detect whether the charging connection device is connected with the AC charging interface, and if yes, to emit a PWM wave and to switch to an external discharging mode; a battery manager, configured to control an external discharging circuit in a high-voltage distribution box of the electric vehicle to be connected after the controller switches to the external discharging mode; a power battery, configured to provide a DC via the external discharging circuit. | 01-08-2015 |
20150042263 | Method for Balancing the Charge States of Battery Cells in a Battery and Battery for Implementation of the Method - A method is described for the control of a battery comprising at least one battery module string with a number of battery modules connected in a series. Each battery module comprises at least one battery cell, at least one coupling unit, a first connection and a second connection and is designed for accommodating one of at least two switching states depending on an actuation of the coupling unit. Different switching states correspond to different voltage values between the first connection and the second connection of the battery module. A first and second output voltage of the battery module string are provided and applied to an inductivity during a first and second time interval. In the process, the second output voltage has the opposite polarity of the first output voltage. | 02-12-2015 |
20150102763 | SYSTEM AND METHOD FOR DESULFATION OF A LEAD-ACID BATTERY - Desulfation of a primary battery of an onboard power system of a motor vehicle takes place during operation of an internal combustion engine using electrical energy transmitted to the primary battery front the internal combustion engine. When the internal combustion engine is switched off, or otherwise not operational, desulfation of the primary battery continues using a secondary battery wherein electrical energy is transmitted to the primary battery from the secondary battery. | 04-16-2015 |
20150137735 | Flash Charger for Electric/Hybrid Vehicles in Locations with Limited Electrical Service - A matrix of immobile batteries/battery packs automatically connected in optimized serial/parallel structure to provide optimum current at optimum potential to charge a mobile battery pack in the shortest practical time by direct DC connection. The immobile matrix, immobile battery packs or individual immobile batteries can be charge from limited electric service in the most efficient manner (optimize the AC to DC conversion) and at the optimum time (limit the cost of AC power or choose times of low load on the AC grid) unrestricted by the period of charging the mobile battery pack. | 05-21-2015 |
20150137736 | CHARGE BALANCING IN A BATTERY - A device for balancing charge in a battery ( | 05-21-2015 |
20150295422 | VEHICLE EMERGENCY RESCUE DEVICE - A vehicle emergency rescue device includes a control unit, a charging and discharging circuit, a battery set, an output voltage converter, a computing unit, a connection terminal and a display device. Subject to the functioning of the inner computing unit and the outer display device, the user can know the car battery capacity and status, the charging time required and the time remaining for full battery charge during the operation of the vehicle emergency rescue device to charge the car battery of the vehicle. | 10-15-2015 |
20150307177 | BOAT WITH ELECTRIC DRIVE - The invention relates to a boat with an electric drive and a main voltage source, which provides power for the electric drive, and with an auxiliary voltage source, which provides power for at least one additional component. According to the invention, a charging device for charging the auxiliary voltage source is provided, wherein the charging device is connected to the main voltage source. | 10-29-2015 |
20150311736 | METHOD AND APPARATUS FOR ESTIMATING STATE OF BATTERY - A battery control apparatus includes a switching unit configured to charge a second battery module from a first battery module; a sensor configured to sense state information of at least one battery module among the first battery module and the second battery module; and a controller configured to control the switching unit and the sensor. | 10-29-2015 |
20150321571 | Systems Providing Electric Vehicles with Access to Exchangeable Batteries - Electric vehicles that use replaceable and exchangeable batteries, applications for communicating with a service that provides access to kiosks of batteries, and methods and systems for finding charged batteries, reserving batteries, and paying for use of the batteries, are disclosed. One example is a system that includes at least one server that is capable of communication with a plurality of kiosks. Each kiosk is configured to hold one or more rechargeable batteries and dispense batteries to user with user accounts. The system manages inventory at the kiosks, enables payment for use or charges a user's account, enables locating of kiosks with batteries proximate to a user's vehicle location and optionally enables users to reserve batteries. The system provides access to the network of kiosks and information regarding battery availability via applications, such as smartphone applications, tablets, connected commuters and/or computers of a vehicle. | 11-12-2015 |
20160072329 | MULTI-FUNCTIONAL HIGH-CAPACITY PORTABLE POWER CHARGER - A portable charger is capable of jump starting a 12V car battery as well as charging 5V portable electronic devices. The charger includes a charger battery; a power supply operatively connected with the charger battery; at least one USB output jack operatively connected with the power supply for providing +5V USB power; and positive and negative jumper cable jacks operatively connected with the power supply for providing +12 V DC power to jump start a vehicle battery. | 03-10-2016 |
20160107533 | Mains Supply Method and Apparatus - A mains supply method, including, upon a mains failure, detecting whether a quantity of remaining electricity of the backup mains supply system is not enough for supporting a critical load of the mains supply system to work properly for a time T; if yes, detecting whether a quantity of feedable electricity of an electric vehicle of the mains supply system is greater than zero; and if yes, controlling one or more electric vehicles that can provide feedable electricity and the backup mains supply system to jointly supply electricity to the critical load. Technical solutions provided in the embodiments of the present disclosure can keep, upon the mains failure, the critical load working as long as possible to wait for the mains to restore, that is, can improve working stability of the critical load. | 04-21-2016 |
20160250941 | SYSTEM AND METHOD OF CHARGING A VEHICLE USING A DYNAMIC POWER GRID, AND SYSTEM AND METHOD OF MANAGING POWER CONSUMPTION IN THE VEHICLE | 09-01-2016 |