Samsung SDI Co., Ltd. Patent applications |
Patent application number | Title | Published |
20160136611 | Continuous Solid-State Polymerization Device and Method - A continuous solid-state polymerization device according to the present invention comprises: a feeder for injecting a prepolymer continuously; a transverse reactor connected to the feeder via a first connector to receive the prepolymer from the feeder and to perform solid-state polymerization, the reactor itself rotating; and a chamber connected to the transverse reactor via a second connector to receive a polymer, which has been discharged from the transverse reactor, and solid-state polymerization of which has been completed, and to discharge the polymer, wherein the transverse reactor has a demolding coating film formed on the inner wall thereof, and the feeder, the transverse reactor and the chamber are in a vacuum state. The continuous solid-state polymerization device can prevent formation of an interval, in which the prepolymer stagnates, and can perform solid-state polymerization continuously in a vacuum state without using inert gas. | 05-19-2016 |
20160126472 | COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE, AND DISPLAY DEVICE - Disclosed are a composition for an organic optoelectronic device including at least one kind of a first host compound represented by the Chemical Formula 1 and at least one kind of a second host compound represented by the Chemical Formula 2, and an organic optoelectronic device and a display device including the composition. | 05-05-2016 |
20160126374 | METHOD FOR MANUFACTURING SOLAR CELL HAVING SELECTIVE EMITTER AND SOLAR CELL MANUFACTURED THEREBY - The present invention relates to a method for manufacturing a solar cell comprising a selective emitter, the method comprising the steps of: forming an electrode pattern and an alignment mark by performing a first impurity doping locally on one surface of a substrate; and performing a second impurity doping on the entire surface of the first doped substrate, wherein, as a result of the first and second doping, the alignment mark is formed on a first emitter or a second emitter, and the electrode pattern is formed on the second emitter. When manufacturing the selective emitter, the alignment mark is formed by doping processes. The use of the alignment mark may increase the matching of the electrode pattern formed in the selective emitter and the resulting electrode line. Further, a solar cell having the selective emitter has excellent conversion efficiency and a high fill factor value. | 05-05-2016 |
20160068711 | Organic Film CMP Slurry Composition and Polishing Method Using Same - The present invention relates to an organic film CMP slurry composition for polishing an organic film, which includes at least either of a polar solvent or a non-polar solvent and a metal oxide abrasive, is acidic, and has a carbon content of around 50 to 95 atm %, and a polishing method using the same. | 03-10-2016 |
20160039289 | Method and Device for Increasing the Security when using Battery Modules - A method for inducing a secure state of a battery module of a motor vehicle includes continuously checking and evaluating a current state of the battery module. The secure state of the battery module to be induced is a state, in which effects of a defective battery module are reduced. The secure state is induced in dependence of a motor vehicle state. | 02-11-2016 |
20160006009 | SEPARATOR HAVING HIGH TENSILE STRENGTH, MANUFACTURING METHOD THEREFOR, AND SECONDARY BATTERY INCLUDING SAME - The present invention relates to a method for manufacturing a separator for batteries, a separator manufactured by the method, and a secondary battery including the separator. More specifically, the present invention relates to a method for manufacturing a separator having enhanced tensile strength by performing a shutdown process stopping a stretch during a process of stretching a base film of the separator. | 01-07-2016 |
20150380705 | METHOD FOR MANUFACTURING SEPARATION FILM AND THE SEPARATION FILM, AND BATTERY USING SAME - The present invention relates to a method for manufacturing a separator in which the tensile strength is enhanced and melt shrinkage is reduced by controlling elongation step from among the manufacturing steps thereof. Additionally, the present invention relates to a separator having superb winding processability as well as superb thermal stability due to the raised the tensile strength while maintaining a low rate of melt shrinkage. Furthermore, the present invention relates to an electrochemical battery having enhanced stability by utilizing a separator having high tensile strength and a low rate of melt shrinkage. | 12-31-2015 |
20150364935 | Method for Battery Module Balancing and Battery Management System - The disclosure relates to a method for battery module balancing of a battery, which comprises at least one battery module string, wherein the at least one battery module string has a plurality of battery modules connected in series or parallel, wherein each battery module has a single or a plurality of battery cells connected in parallel or in series and a coupling unit which is designed to switch on and off the battery module, said method comprising the steps of: determining a battery module state of at least two battery modules; switching off individual battery modules having a low battery module state, wherein the low state is defined by a defined ratio to an initial state of the battery modules or by a result of a comparison of all detected battery module states. | 12-17-2015 |
20150309121 | Monitoring IC Chip for Battery Management Unit - A monitoring IC chip is designed to detect at least one operating variable from at least one battery cell or from a battery module, which comprises a predetermined number of battery cells, and which can be connected, together with a multiplicity of monitoring IC chips of the same type, to a first bus in a daisy-chain topology such that successive monitoring IC chips in the daisy-chain topology are situated in a rising voltage chain, wherein one of the monitoring IC chips connected to the first bus can be used as a base monitoring IC chip which is designed to use a second bus to communicate with a controller. The monitoring IC chip can be used as the base monitoring IC chip either at a lower end or at an upper end of the voltage chain on the basis of a configuration or an interconnection. | 10-29-2015 |
20150303532 | Battery System and Associated Method for Determining the Internal Resistance of Battery Cells or Battery Modules of Said Battery System - A method for determining the internal resistance of battery cells of battery modules of a battery includes measuring a first voltage of at least one battery cell of a first battery module at a first time. The first battery module is decoupled from the battery module string in response to a control signal. The first battery module is connected to the battery module string after the first voltage measurement to enable a change in the first voltage of the at least one battery cell in response to a current flowing through the first battery module. A second voltage is measured at a second time where the first battery module is connected to the battery module string for a predefined time interval. The internal resistance is determined with reference to a difference between the first and the second voltage and the current flowing through the first battery module. | 10-22-2015 |
20150294751 | Composition for Transparent Electrode and Transparent Electrode Formed From Composition - A composition for a transparent electrode according to the present invention comprises (A) a carbon nanotube dispersing solution and (B) a metal nanowire solution having a zeta potential with the same polarity as the carbon nanotube dispersing solution, and a transparent electrode coated with the composition for the transparent electrode has superior transmittance, electrical conductivity and transparency. | 10-15-2015 |
20150255809 | FUEL CELL SYSTEM HAVING HEAT EXCHANGER - A fuel cell system having a heat exchanger capable of separating gas and liquid is disclosed. In one aspect, the fuel cell system includes a fuel cell stack and an inlet header connected to the fuel cell stack, wherein the inlet header comprises first and second surfaces opposing each other. The fuel cell system also includes a cathode heat exchanger connected to the first surface of the inlet header and an anode heat exchanger connected to the second surface of the inlet header. The cathode heat exchanger is configured to exhaust a gas and the anode heat exchanger is configured to store and discharge a liquid. | 09-10-2015 |
20150221920 | SECONDARY BATTERY - A secondary battery includes an electrode assembly having an electrode uncoated portion, a current collector having a pair of collecting parts coupled to the electrode uncoated portion, a case accommodating the electrode assembly, and a cap plate sealing an opening of the case. Each of the collecting parts includes a first surface facing an inner wall of the case. A retainer part extends toward the inner wall of the case from the first surface of each of the collecting parts. The retainer part is moldingly integrated with each of the collecting parts. | 08-06-2015 |
20150207152 | ELECTRODE CATALYST FOR FUEL CELL, METHOD OF PREPARING THE SAME, ELECTRODE FOR FUEL CELL INCLUDING THE ELECTROLYTE CATALYST, AND FUEL CELL INCLUDING THE ELECTRODE - In an aspect herein is provided an electrode catalyst for a fuel cell including a carbonaceous carrier and a metal catalyst supported in the carbonaceous carrier, wherein an amino C | 07-23-2015 |
20150207135 | SECONDARY BATTERY - A secondary battery is disclosed. In one aspect, the secondary battery includes an electrode assembly, a can housing the electrode assembly, and a cap assembly. The cap assembly includes a cap plate, a terminal plate placed under the cap plate, and an insulation plate interposed between the cap plate and the terminal plate. The insulation plate includes a base plate and first and second long sidewalls, wherein first and second cut portions are formed in the first and second long sidewalls. The terminal plate includes a body portion mounted on the insulation plate and a head portion having protrusions formed on opposing sides thereof, wherein the protrusions are placed in the first and second cut portions. The first and second protrusions are configured to electrically connect to the inner surface of the can when the can is subjected to longitudinal compression. | 07-23-2015 |
20150207131 | BATTERY MODULE HAVING SHORT-CIRCUIT CONNECTION MEMBER - A battery module of the present invention includes a plurality of rechargeable batteries, each rechargeable battery having a first terminal and a second terminal, a bus bar having a first connection member and a second connection member, the first connection member being coupled to the bus bar via a serial connection member and a short-circuit connection member, and the second connection member being coupled to the bus bar via a fuse portion, and a short-circuit member connected to the first connection member through a serial connection member and connected to the second connection member through a fuse portion. The short-circuit member may be configured to be deformed by increased internal pressure in the respective rechargeable battery to couple to the short-circuit connection member. | 07-23-2015 |
20150207118 | SECONDARY BATTERY - The secondary battery includes an electrode assembly, a case accommodating the electrode assembly, a cap plate sealing the case and including an inversion plate, and a terminal assembly. The terminal assembly includes an insulation plate coupled to a top surface of the cap plate and having a short-circuit hole corresponding to the inversion plate and an air hole spaced apart from the short-circuit hole, a terminal plate coupled to a top surface of the insulation plate and electrically connected to the electrode assembly, and a sealing member coupled to a bottom surface of the insulation plate and opening or closing the air hole. | 07-23-2015 |
20150207109 | BATTERY PACK - A battery pack includes a case including a first main wall, a second main wall facing the first main wall, and an uneven portion formed in at least one of the first main wall and the second main wall; and an electrode assembly received in an internal space of the case. The uneven portion may include a plurality of first uneven portions formed in a central portion of the first main wall, and a plurality of second uneven portions formed in a central portion of the second main wall. | 07-23-2015 |
20150194658 | SECONDARY BATTERY - A secondary battery includes: an electrode assembly; an electrode tab electrically connected to the electrode assembly and protruding at an end of the electrode assembly; a case accommodating the electrode assembly; a cap plate coupled to the case; and a terminal plate between the cap plate and the electrode assembly and electrically connected to the electrode tab, and the electrode tab includes first and second long sides parallel to a lengthwise direction of the electrode tab, and a sectional surface connecting the first and second long sides, and an angle between the first long side and the sectional surface is greater than 90 degrees. | 07-09-2015 |
20150177332 | Method for Determining the Internal Ohmic Resistance of a Battery Module, Battery Management System and Motor Vehicle - A method for determining an internal ohmic resistance of a first battery module includes measuring a first voltage intensity of the first battery module. The first battery module is connected to at least one second battery module subject to a current load after obtaining the first voltage intensity. A second voltage intensity of the first battery module is measured after the connection of the first battery module. The internal ohmic resistance is determined with reference to the first voltage intensity and the second voltage intensity. | 06-25-2015 |
20150155607 | BARRIER AND BATTERY MODULE HAVING THE SAME - A battery module to accurately position a barrier between unit batteries and improve constructability of a battery module, including at least two unit batteries, and at least one barrier interposed between the unit batteries. The barrier includes a pair of panels facing each other and having protrusions on a surface of each panel that faces the other panel, at least one jointing hole formed in each panel, and a locking pin inserted into the jointing hole to combine the pair of panels with each other. | 06-04-2015 |
20150155545 | BATTERY PACK - A battery pack including a battery cell, a plurality of electrode tabs coupled to and extending from terminals of the battery cell, a protect circuit module (PCM) to control charging and discharging of the battery cell, a flexible printed circuit board (FPCB) including a plurality of connection pads coupled to the electrode tabs and electrically coupling the battery cell to the PCM, and a case accommodating the battery cell, the electrode tabs, the PCM, and the FPCB, wherein the case includes a first case accommodating the battery cell and a second case covering the first case, and wherein the first case includes ribs extending toward the second case and has cut-out grooves at regions corresponding to the connection pads. | 06-04-2015 |
20150155542 | SEPARATION MEMBRANE COMPRISING COATING LAYER AND BATTERY USING SAME - Disclosed herein is a high thermal resistant polyolefin-based separator including a coating layer containing polyamic acid. | 06-04-2015 |
20150147651 | POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - A positive active material for a rechargeable lithium battery including a core including at least one selected from a nickel-based composite oxide represented by Chemical Formula 1 or a lithium manganese oxide represented by Chemical Formula 2; and a coating layer on a surface of the core and including a lithium metal oxide represented by Chemical Formula 3, the positive active material having a peak at a 2θ value of about 19° to about 22° and another peak at a 2θ value of about 40° to about 45° in an X-ray diffraction pattern using a CuKα ray, is disclosed. A method of preparing the same, and a rechargeable lithium battery including the same, are also disclosed. | 05-28-2015 |
20150147636 | SECONDARY BATTERY - A secondary battery includes a case; a cap plate coupled to the case; at least one electrode assembly accommodated in the case, the electrode assembly including a positive electrode plate, a negative electrode plate, and a separator located between the positive and negative electrode plates; an electrode collector electrically connected to the electrode assembly; an electrode terminal connected to the electrode collector and protruding outward from the cap plate; a gasket surrounding the electrode terminal; and a reinforcement part coupled to the gasket such that at least a portion of the electrode collector is located between the reinforcement part and the gasket. | 05-28-2015 |
20150147635 | SECONDARY BATTERY - A secondary battery includes an electrode assembly, the electrode assembly having first and second electrode plates and a separator therebetween, a case accommodating the electrode assembly, and first and second electrode tabs respectively connected to the first and second electrode plates, the first electrode tab being formed of an aluminum alloy including 97 wt % to 98.5 wt % of aluminum (Al), 1 wt % to 3 wt % of iron (Fe), and 0 wt % to less than 1 wt % of an impurity. | 05-28-2015 |
20150140414 | SECONDARY BATTERY - A secondary battery including a case, at least one electrode assembly housed in the case, and a cap plate coupled to the case includes a terminal protruding through the cap plate, a collector between the cap plate and the electrode assembly electrically coupling the terminal and the electrode assembly, and an insulation member between the collector and the electrode assembly. The insulation member may include a flow passage between the collector and the insulation member configured to allow an electrolyte of the secondary batter to flow through. | 05-21-2015 |
20150140373 | SECONDARY BATTERY MODULE - A secondary battery module includes a plurality of secondary battery units each including at least one secondary battery, each secondary battery including an electrode assembly, a case accommodating the electrode assembly, and first and second electrode terminals electrically connected to the electrode assembly, wherein for at least the first secondary battery unit of the plurality of secondary battery units, each of the corresponding at least one secondary batteries further includes a short-circuit member electrically connected to the corresponding first electrode terminal and protruding to the outside of the case upon the internal pressure of the case reaching a high-pressure condition; at least one fuse connecting at least two of the plurality of secondary battery units to one another in series; and a short circuit connection member having a first side facing each of the short-circuit members of the at least one secondary battery of the first of the plurality of secondary battery units and a second side electrically connected to a second electrode terminal of a secondary batter of another of the plurality of secondary battery units. | 05-21-2015 |
20150140359 | NEGATIVE ACTIVE MATERIAL AND NEGATIVE ELECTRODE AND LITHIUM BATTERY CONTAINING THE MATERIAL, AND METHOD OF MANUFACTURING THE SAME - In an aspect, a negative active material, a negative electrode and a lithium battery including the negative active material, and a method of manufacturing the negative active material is provided. The negative active material includes a silicon-based active material substrate; a metal oxide nanoparticle disposed on a surface of the silicon-based active material substrate. An initial irreversible capacity of the lithium battery may be decreased and lifespan characteristics may be improved by using the negative active material. | 05-21-2015 |
20150136203 | SOLAR CELL - Disclosed herein is a solar cell, the solar cell includes a substrate, a plurality of first electrodes formed on the substrate and separated into a plurality of first separation grooves, a buffer layer and an optical active layer formed on the first electrode and having a through groove exposing the first electrode adjacent thereto, and a plurality of second electrodes formed on the optical active layer, separated into a plurality of second separation grooves, and electrically connected to the first electrode through the through groove, wherein the first electrode or the second electrode is divided by a plurality of third separation groove formed in a direction intersecting with the first separation groove, the through groove, and the second separation groove. | 05-21-2015 |
20150136197 | SOLAR CELL ARRAY - A solar cell array includes: a substrate; a plurality of first electrodes on the substrate and separated from each other; a photoactive layer on each of the first electrodes; and a second electrode on each of the photoactive layers. The photoactive layer includes a gap exposing a neighboring one of the first electrodes. The second electrode is electrically coupled to the neighboring one of the first electrodes at the gap. At least two of the plurality of first electrodes have sizes different from each other. | 05-21-2015 |
20150132618 | BATTERY MODULE - A battery module, which can improve safety against overcharge and puncture on a module basis. The battery module includes a plurality of battery cells arranged in a row, each of the plurality of battery cells including terminals and a safety vent, a plurality of bus bars connecting the plurality of battery cells, a duct mechanically coupled to the plurality of battery cells to seal the safety vent, an extension plate electrically connected to a first battery cell among the plurality of battery cells and extending toward the duct, and a short-circuit plate electrically connected to a second terminal of a second battery cell among the plurality of battery cells and extending toward the duct, wherein the duct is electrically connected to the extension plate and is spaced apart from the short-circuit plate. | 05-14-2015 |
20150132615 | BATTERY PACK, APPARATUS INCLUDING BATTERY PACK, AND METHOD OF MANAGING BATTERY PACK - A battery pack includes a battery module, a plurality of temperature sensors, a temperature data generating unit, and a control unit. The battery module has a plurality of battery cells. The temperature data generating unit detects battery temperatures from the temperature sensors and generates battery temperature data including temperature values corresponding to the battery temperatures. The control unit determines whether or not the temperature sensors are defective based on the battery temperature data, and controls the battery module based on temperature values corresponding to temperature sensors determined not to be defective. | 05-14-2015 |
20150130424 | BATTERY PACK AND PROTECTION METHOD USING THE SAME - A method for protecting batteries with consideration for the influence of a load coupled to a battery pack is provided. The battery pack includes a terminal to be coupled to a capacitor of the load, and a battery management system for controlling a protection operation according to a voltage of the terminal, counting a number of protection operation executions after the load is coupled to the battery pack, and differently controlling a deactivation time of the protection operations depending on whether or not the number of executions is greater than or equal to a reference count. | 05-14-2015 |
20150130418 | BATTERY CHARGING APPARATUS AND CHARGING METHOD THEREOF - A battery charging apparatus and charging method thereof are disclosed. In one aspect, the apparatus includes a battery including a battery pack including at least one battery cell, a battery management system (BMS) configured to control the generation of a terminal voltage based on a type of the battery pack, and a terminal unit including electrodes configured to receive the terminal voltage. The apparatus further includes a charger including a controller configured to determine the type of the battery pack based on the terminal voltage and control the generation of a charging voltage corresponding to the type of the battery pack. | 05-14-2015 |
20150130417 | METHOD OF CHARGING BATTERY AND BATTERY CHARGING SYSTEM - A method of charging batteries and a battery charging system are disclosed. One inventive aspect includes a battery pack and a charging unit. The battery pack further comprises a battery cell, a voltage sensor and a current sensor. The charging unit is configured to charge the battery cell with a constant current or a constant voltage at least partially based on the voltage of the battery cell sensed by the voltage sensor. | 05-14-2015 |
20150125736 | RECHARGEABLE LITHIUM BATTERY - A rechargeable lithium battery includes an electrode assembly including a positive electrode including a positive current collector, a first separator on the positive electrode, a negative electrode including a negative current collector on the first separator, and a second separator on the negative electrode. The positive current collector and the negative current collector each have respective uncoated regions at two sides thereof. The first separator includes a first substrate including a polyolefin-based resin particle, and a coating layer on a side of the first substrate the coating layer being an inorganic layer or an organic layer. The second separator includes a second substrate including a polyolefin-based resin particle, and an outermost region and/or a central region of the electrode assembly includes one of the uncoated regions of the positive current collector, the first separator, one of the uncoated regions of the negative current collector and the second separator. | 05-07-2015 |
20150125726 | Battery System having a Separately Connected Determination Circuit, Battery, and Motor Vehicle having a Battery System - The disclosure relates to a battery system, a battery, and a motor vehicle having a battery system. In order to be able to determine a battery current flowing through the battery system, the battery system has a measuring unit and a determination unit, which are connected to a battery line of the battery system by means of separate contact or connection points. | 05-07-2015 |
20150118532 | RECHARGEABLE BATTERY - A rechargeable battery includes: a case; a first electrode assembly accommodated in the case; and second and third electrode assemblies accommodated in the case at positions adjacent to the case with the first electrode assembly being disposed therebetween. The second and third electrode assemblies have thicknesses different from that of the first electrode assembly. | 04-30-2015 |
20150118529 | BATTERY PACK - A battery pack includes a plurality of battery cells, each of the battery cells extending in a lengthwise direction between a first end and a second end; and a battery case accommodating the plurality of battery cells, wherein the battery case includes a holder unit protruding in the lengthwise direction of the plurality of battery cells and fixing the plurality of battery cells within the case. | 04-30-2015 |
20150118528 | RECHARGEABLE BATTERY HAVING FUSE UNIT - A rechargeable battery includes: an electrode assembly including first and second electrodes; a case containing the electrode assembly; a cap plate covering an opening of the case; a first terminal protruding outside of the case and electrically coupled to the first electrode; a second terminal protruding outside of the case and electrically coupled to the second electrode; a current collector including first and second fuse units, and electrically coupled to the first electrode, wherein the first fuse unit and the second fuse unit each have a cross-sectional area smaller than a cross-sectional area of an adjacent region and are spaced from each other; and a connector coupled to the current collector between the first fuse unit and the second fuse unit, and adapted to electrically couple the cap plate and the current collector, wherein a resistance of the connector is less than that of the first terminal. | 04-30-2015 |
20150118527 | BATTERY AND MOTOR VEHICLE HAVING THE BATTERY ACCORDING TO THE DISCLOSURE - A battery includes at least one galvanic cell enclosed in one cell housing in each case and a pressure-sensitive diaphragm in the cell housing. The diaphragm is configured to react to at least one discrete degree of pressure difference with at least one discrete degree of deformation. A signal encoder is positioned in the operative region of a deformation of the diaphragm. The battery has at least one electric switching element operatively connected to the signal encoder and configured to disconnect a main electric current of the battery. A motor vehicle is connected to the battery. | 04-30-2015 |
20150114455 | SOLAR CELL AND A MANUFACTURING METHOD THEREOF - A solar cell according to embodiments of the present invention includes: a substrate; a first electrode formed on the substrate; a photoactive layer formed on the first electrode and including group I and III elements; and a second electrode formed on the photoactive layer. The first electrode includes first and second parts respectively having different, resistivity, and group I to group III element composition ratios of the photoactive layer respectively corresponding to the first and second parts are different from each other. | 04-30-2015 |
20150111091 | RECHARGEABLE SECONDARY BATTERY - A rechargeable secondary battery including: a case; an electrode assembly accommodated in the case, the electrode assembly including an active material coating portion and an active material non-coating portion; a light absorbing member coupled to the electrode assembly; and a collector plate welded to the electrode assembly and contacting the active material non-coating portion. | 04-23-2015 |
20150111090 | SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF - A secondary battery includes an electrode assembly having a relatively large capacity due to reducing a width of an uncoated portion and increasing a width of a coated portion by improving welding strength through a combination of ultrasonic welding and laser welding, and a manufacturing method thereof. The manufacturing method of the secondary battery includes preparing at least one electrode assembly including an uncoated portion, provisionally welding the uncoated portion by ultrasonic welding, coupling a current collector having an elastic property to the provisionally welded uncoated portion, and welding the uncoated portion and the current collector by laser welding. | 04-23-2015 |
20150111072 | BATTERY MODULE - A battery module including a plurality of battery cells arranged in a row; a plurality of bus bars connecting the plurality of battery cells in series; and a short circuit member that is mechanically connected to a first battery cell among the plurality of battery cells and that is electrically connected to a second battery cell among the plurality of battery cells. | 04-23-2015 |
20150111069 | SECONDARY BATTERY MODULE - A secondary battery module includes a plurality of secondary batteries arranged in parallel with each other, each of the plurality of secondary batteries including an electrode assembly, a case accommodating the electrode assembly, first and second electrode terminals electrically coupled to the electrode assembly, and a short circuit member electrically coupled to the first electrode terminal and configured to protrude towards outside of the case when an internal pressure in the case increases, a plurality of first connection members coupling the plurality of secondary batteries to each other in series, and a second connection member having one side facing a short circuit member of one of the plurality of secondary batteries and an other side electrically coupled to a second electrode terminal of a secondary battery arranged at a last position from among the plurality of secondary batteries. | 04-23-2015 |
20150111068 | SECONDARY BATTERY - A secondary battery, which can improve safety during a longitudinal compression test by reinforcing strength of a cap plate, is provided. In one embodiment, the secondary battery includes an electrode assembly, a can accommodating the electrode assembly, and cap plate coupled to a top portion of the can and sealing the can, wherein a reinforcement unit is formed on at least one side of the cap plate. | 04-23-2015 |
20150108950 | BATTERY PACK, ENERGY STORAGE SYSTEM INCLUDING BATTERY PACK, AND METHOD OF CHARGING BATTERY PACK - A battery pack including: a battery including a battery cell; a temperature sensor for detecting a temperature of the battery; a cell voltage measuring unit for measuring a cell voltage of the battery cell and generating cell voltage data including a cell voltage value; a temperature measuring unit coupled to the temperature sensor, the temperature measuring unit being for generating temperature data including a temperature value corresponding to the temperature of the battery detected by the temperature sensor; and a control unit for determining a maximum charging current value (MCCV) of a charging current for charging the battery based on the cell voltage data and the temperature data. The control unit is for transmitting the MCCV to a charging apparatus for supplying the charging current to the battery pack. The charging apparatus is for controlling the charging current supplied to the battery pack to have a value below the MCCV. | 04-23-2015 |
20150104684 | SECONDARY BATTERY - Provided are a finishing tape, which can prevent a short circuit while preventing impacts applied to an electrode assembly, and a secondary battery including the same. The secondary battery includes a case having an opening defining an internal space, an electrode assembly in the internal space of the case, and a cap assembly coupled to the opening of the case sealing the case. The electrode assembly may include a finishing tape on an outer surface of the electrode assembly between the case and the electrode assembly. The finishing tape may include a first substrate and a second substrate. The cap assembly may include a cap plate coupled to the opening of the case. The secondary battery may further include an insulation case between the electrode assembly and the cap assembly. | 04-16-2015 |
20150104674 | RECHARGEABLE BATTERY - A rechargeable battery includes a short-circuit path connected to a first terminal and spaced from a second terminal. The short-circuit path changes direction at least once, and may be formed from one or more conductive surfaces. The short-circuit path establishes a first short circuit when the battery receives a force in a first direction, and a second short circuit when the battery receives a force in a second direction. Each short-circuit path delivers a current to a fuse coupled to the second terminal. The first and second short circuits are established independently from one another based on different forces applied to the battery. | 04-16-2015 |
20150099149 | RECHARGEABLE BATTERY HAVING CONNECTION MEMBER - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a cap plate coupled to the case; and a connection member electrically connecting the first electrode and the cap plate, wherein the connection member is configured to be deformed to electrically disconnect the first electrode and the cap plate. | 04-09-2015 |
20150099148 | SECONDARY BATTERY - Provided is a secondary battery including an electrode assembly, a case accommodating the electrode assembly, and a cap assembly, including a cap plate having a short-circuit hole, configured to seal the case. The secondary battery includes a first connection plate at an exterior surface of the case and coupled to the electrode assembly, a capacitive member between the first connection plate and the cap plate, and a short-circuit unit including an inversion plate positioned in the short-circuit hole, and a second connection plate at an exterior side surface of the case spaced apart from the cap plate and extending over at least a portion of the short-circuit hole, the second connection plate being coupled to the electrode assembly. | 04-09-2015 |
20150094891 | Computer-Implemented Method for Generating Software, a Battery, and a Motor Vehicle - The disclosure relates to a computer-implemented method for generating software for a battery management unit. Said method comprises at least the step of: generating a central battery configuration. In addition, the disclosure relates to a battery that can be operated using the software, and to a motor vehicle which comprises such a battery. | 04-02-2015 |
20150093634 | SECONDARY BATTERY - A secondary battery includes an electrode assembly including a first electrode plate and a second electrode plate; a can accommodating the electrode assembly; and a cap assembly having a cap plate sealing the opening of the can, a terminal plate on one side of the cap plate and being electrically connected to the second electrode plate, and an insulation plate located between the cap plate and the terminal plate, the insulation plate including a bottom plate, and first and second long side walls and first and second short side walls extending from the bottom plate and respectively encompassing opposing long sides and opposing short sides of the terminal plate, wherein the first and second long side walls have recessed regions, and wherein the terminal plate is configured to contact the can at the recessed regions when the can is deformed by compression. | 04-02-2015 |
20150093616 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly that is chargeable and dischargeable, the electrode assembly including a first assembly portion and a second assembly portion; a case accommodating the electrode assembly therein; a cap plate coupled to the case; and an electrode terminal group connected to the electrode assembly through a lead tab, the electrode terminal group being in a terminal hole of the cap plate, wherein the electrode terminal group includes three electrode terminals that are selectively connected to first electrodes and second electrodes of the first assembly portion and the second assembly portion. | 04-02-2015 |
20150093610 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly; a case housing the electrode assembly; and an electrode connection assembly electrically coupled to the electrode assembly, the electrode connection assembly including: a terminal; a current collector electrically coupled to the electrode assembly; an insulating member between the terminal and the current collector, wherein a portion of the insulating member is spaced from the terminal and the current collector; and a connection member electrically coupling the terminal and the current collector, the connection member including a fuse part, wherein the portion of the insulating member overlaps with the connection member. | 04-02-2015 |
20150093609 | RECHARGABLE BATTERY - A rechargeable battery includes an electrode assembly for charging and discharging, a case in which the electrode assembly is stored; an electrode terminal electrically connected to the electrode assembly; a current collecting portion that electrically connects the electrode assembly with the electrode terminal, the current collecting portion including a fuse portion; and an insulation portion that insulates the fuse portion, the insulation portion being slidable in response to pressure applied in the fuse portion. | 04-02-2015 |
20150086861 | ADDITIVE FOR ELECTROLYTE OF LITHIUM BATTERY, ORGANIC ELECTROLYTE SOLUTION COMPRISING THE SAME, AND LITHIUM BATTERY USING THE ORGANIC ELECTROLYTE SOLUTION - An additive for an electrolyte of a lithium battery including a disultone-based compound represented by Formula 1 below, an organic electrolyte solution including the additive, and a lithium battery including the organic electrolyte solution are provided: | 03-26-2015 |
20150086858 | RECHARGEABLE BATTERY - A rechargeable battery includes: an electrode assembly; an outer case to enclose the electrode assembly, where the outer case includes an opening; a cap plate to seal the opening of the outer case; an insulating case of a predetermined height installed within the outer case, the insulating case installed between the cap plate and the electrode assembly; and an electrode terminal installed on the cap plate and electrically connected to the electrode assembly, where the outer case includes an insulating portion formed on an inner surface of the opening thereof adjacent said insulating case, said insulating portion being electrically insulating, and said insulating portion located at an upper portion of the outer case and being shaped to prevent foreign substances from flowing from the external environment into the outer case. | 03-26-2015 |
20150086857 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, a case accommodating the electrode assembly, a cap plate coupled to the case, a first current collector coupled to the first electrode of the electrode assembly, and a first terminal assembly. The first terminal assembly includes a first terminal coupled to the first current collector and having a first fixed groove or a first fixed protrusion, and a second terminal having a second fixed groove coupled to the first fixed protrusion or a second fixed protrusion coupled to the first fixed groove. | 03-26-2015 |
20150086820 | SECONDARY BATTERY - A secondary battery includes: a case; and an electrode assembly accommodated in the case and including a positive electrode plate, a negative electrode plate, and a separator between the positive and negative electrode plates. At least one of the positive and negative electrode plates includes: a first sub-electrode plate including a first coating surface coated with an active material and a first non-coating surface facing oppositely away from the first coating surface and not coated with the active material; and a second sub-electrode plate including a second coating surface coated with an active material and a second non-coating surface facing oppositely away from the second coating surface and not coated with the active material. The first non-coating surface of the first sub-electrode plate faces the second non-coating surface of the second sub-electrode plate to allow the first and the second sub-electrode plates to slip relative to each other. | 03-26-2015 |
20150086816 | RECHARGEABLE BATTERY AND MODULE THEREOF - A rechargeable battery includes an electrode assembly that performs charging and discharging operations, a case that accommodates the electrode assembly therein, a cap plate coupled to the case, an electrode terminal connected to the electrode assembly and mounted in a terminal hole of the cap plate, and an insulation member that coats the case. The insulation member has a protruding portion that protrudes from an external circumference of the cap plate along a surface of the cap plate. The protruding portion has an exhaust groove on at least one side thereof. | 03-26-2015 |
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 |
20150083975 | COMPOSITE BINDER COMPOSITION FOR SECONDARY BATTERY, CATHODE AND LITHIUM BATTERY CONTAINING THE BINDER COMPOSITION - In an aspect, a binder composition, a cathode including the same, and a lithium battery including the cathode, wherein the binder composition includes a first fluorine containing binder including a polar functional group; a second fluorine containing binder not including a polar functional group; and a non-fluorine containing binder including a repeating unit resulting from polymerization of an acryl monomer and a repeating unit resulting from polymerization of an olefin monomer, wherein the first fluorine containing binder is a vinylidene fluoride containing binder is provided. | 03-26-2015 |
20150079460 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly to perform charging and discharging, an electrode terminal electrically connected to the electrode assembly, a case that receives the electrode assembly, a cap plate coupled to the case, and an insulation tape including a portion separated into at least two pieces and attached to an external surface of the case, edge portions of the case overlapping at least three sheets of the insulation tape attached to the external surface of the case. | 03-19-2015 |
20150079451 | BATTERY PACK - A battery pack is disclosed. In one aspect, the battery pack includes a plurality of battery cells arranged in a first direction, a case frame having an opened end to receive the battery cells, and a finishing plate configured to be coupled to the opened end of the case frame. The case frame includes a pair of side plates extending in the first direction and an end plate disposed between the side plates to form a closed end opposite to the opened end. The side plates and the end plate are formed in one piece. The battery pack has an improved coupling structure for easily assembling multiple battery cells as a module and providing sufficient coupling strength between the finishing and side plates. | 03-19-2015 |
20150079446 | RECHARGEABLE BATTERY HAVING PILLAR TERMINAL AND BATTERY MODULE USING THE SAME - A rechargeable battery including a pillar terminal electrically connected to a positive or negative electrode. The pillar terminal includes a first section made of a first metal, a second section made of a second metal, and a third section between the first and second sections. The third section is made of the first metal or the second metal. The third section is welded to the first section and is electroplated to the second section. | 03-19-2015 |
20150079445 | BATTERY PACK - Provided is a battery pack including: a plurality of unit cells; a battery holder in which the plurality of unit cells are mounted; an electrode tab arranged on the battery holder; and a bus bar of which portion is arranged on the electrode tab, wherein the battery holder includes a welding part that contacts the electrode tab. | 03-19-2015 |
20150079437 | BATTERY PACK - A battery pack is disclosed. In one aspect, the battery pack includes a battery cell, a temperature sensor configured to measure the temperature of the battery cell, and an inner cover substantially covering the battery cell. The inner cover includes a sensor attachment fixing the temperature sensor to the battery cell. The battery pack has a structure for easily attaching the temperature sensor to the battery cell. | 03-19-2015 |
20150079431 | RECHARGEABLE BATTERY HAVING SAFETY MEMBER - A rechargeable battery according includes a plurality of electrode assemblies including a first electrode assembly and a second electrode assembly, a case housing the plurality of electrode assemblies, a cap assembly coupled to the case, and a first safety member including a first conductive plate between the first electrode assembly and the case, a second conductive plate between the second electrode assembly and the case, and a safety fuse between the first conductive plate and the second conductive plate and coupling the first and second conductive plates together. | 03-19-2015 |
20150079430 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly; a case accommodating the electrode assembly therein; a cap plate configured to close and seal an opening of the case; first and second electrode terminals extending through the cap plate and electrically coupled to the electrode assembly; and an external short-circuiter configured to electrically isolate or short-circuit the cap plate and the first terminal from or to each other, the cap plate being electrically coupled to the second electrode terminal. The external short-circuiter includes a membrane configured to close and seal a short-circuit opening in the cap plate, a short-circuit tab electrically coupled to the first electrode terminal and located at a side of the membrane, and the short-circuit tab includes a short-circuit protrusion, the short-circuit protrusion being configured to be separated from or short-circuited to the membrane. The membrane and the short-circuit protrusion have substantially the same resistivity. | 03-19-2015 |
20150079429 | RECHARGEABLE BATTERY - A rechargeable battery includes: an electrode; a case accommodating the electrode assembly therein; a cap plate closing an opening of the case; a first electrode terminal and a second electrode terminal extending through the cap plate and coupled to the electrode assembly; and an external short-circuiter including a membrane closing and sealing a short-circuit opening in the cap plate and coupled to the second electrode terminal, and a short-circuit tab coupled to the first electrode terminal and separated from the membrane, wherein the cap plate includes a bending inducement groove formed at the second electrode terminal. | 03-19-2015 |
20150079428 | BATTERY MODULE - A battery module including a plurality of battery cells aligned in one direction, the plurality of battery cells each having a vent on a top surface thereof; and at least one vent cover covering the vent and covering side surfaces of the plurality of battery cells, wherein one vent cover covers outer side surfaces of outermost battery cells among the aligned plurality of battery cells, or a plurality of vent covers cover side surfaces of a battery cell of the plurality of battery cells. | 03-19-2015 |
20150077058 | CHARGING METHOD OF BATTERY AND BATTERY CHARGING SYSTEM - A method of charging a battery and a battery charging system, which has a relatively high charging speed while having a relatively low level of battery deterioration. The charging method includes charging a battery cell with a first current in a first constant current mode; charging the battery cell with a first voltage in a first constant voltage mode; idling the charging of the battery cell for a first idle period (t); charging the battery cell with a second current different from the first current in a second constant current mode; and charging the battery cell with a second voltage different from the first voltage in a second constant voltage mode. | 03-19-2015 |
20150072222 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly and a cap plate. The electrode assembly is located in a case of the battery, and the cap plate a cap plate is over an opening of the case. The battery also includes a terminal and a gasket. The terminal includes a plurality of sealing protrusions. The gasket is located between the terminal and cap plate and contacts the plurality of sealing protrusions. Together, the sealing protrusions and gasket establish a barrier which prevents electrolyte solution in the case from reaching and eroding the terminal. | 03-12-2015 |
20150072221 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly including a separator, and a negative electrode and a positive electrode provided on opposite surfaces of the separator; a case accommodating the electrode assembly therein; a cap plate coupled to the case; a negative electrode terminal and a positive electrode terminal respectively connected to the negative electrode and the positive electrode, the negative electrode terminal and positive electrode terminal extending through a terminal hole of the cap plate; a safety member between the electrode assembly and the case; and a first resistance member connecting the safety member with the negative electrode. | 03-12-2015 |
20150072189 | RECHARGEABLE BATTERY HAVING SHORT-CIRCUT MEMBER - A rechargeable battery includes an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a cap plate coupled to the case; a terminal electrically connected to the first electrode and protruding out of the cap plate; a short-circuit member at a short-circuit opening in the cap plate and configured to deform to electrically connect the first electrode and the second electrode; and a blocking member below the short-circuit opening and having a plurality of openings. | 03-12-2015 |
20150072186 | RECHARGABLE BATTERY HAVING A FUSE - A rechargeable battery includes an electrode assembly including a first electrode and a second electrode, a case configured to store the electrode assembly, a cap plate attached to the case, a terminal electrically connected to the first electrode and protruding out of the cap plate, a current collecting member connecting the first electrode with the terminal, the current collecting member including a fuse portion, a lower insulating member between the cap plate and the current collecting member, and a barrier between the lower insulating member and the fuse portion. | 03-12-2015 |
20150070024 | BATTERY PACK, APPARATUS INCLUDING BATTERY PACK, AND METHOD OF MANAGING BATTERY PACK - A battery pack including a battery coupled to a load and a charging device, and comprising at least one battery cell, and a battery management unit for controlling charging of the battery from the charging device and discharging of the battery to the load, wherein the battery management unit includes a measuring unit for generating cell voltage data and current data by measuring a cell voltage and a current of the at least one battery cell, a capacity estimating unit for generating current capacity data based on the cell voltage data and the current data, an internal resistance estimating unit for generating current internal resistance data based on the cell voltage data and the current data, and a state of health (SOH) estimating unit for estimating an SOH of the at least one battery cell based on the current capacity data and the current internal resistance data. | 03-12-2015 |
20150064556 | ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - An electrode for a rechargeable battery and a rechargeable battery, the electrode including a current collector; an electrode active material layer; and an electrolyte solution impregnation layer, wherein the electrolyte solution impregnation layer includes a metal oxide and a conductive material. | 03-05-2015 |
20150064541 | BATTERY PACK - A battery pack including a plurality of battery cells; a case frame having an opened end, the case frame receiving the plurality of battery cells; and a finishing plate coupled with the opened end of the case frame, wherein the case frame includes a pair of side plates extending in an arrangement direction of the battery cells to cover lateral sides of the battery cells; and an end plate between the side plates, the end plate closing an end of the case frame, and wherein the side plates and the end plate are a one piece structure. | 03-05-2015 |
20150064524 | BATTERY PACK - A battery pack includes at least one battery cell, a connector on the at least one battery cell, the connector including first and second connection parts integral with each other, and first and second sensing terminals insertable into the first and second connection parts, respectively, the first and second sensing terminals being configured to measure a temperature and a voltage of the battery cell, respectively. | 03-05-2015 |
20150064519 | SECONDARY BATTERY - A secondary battery with improved heat transmitting efficiency and coupling force between an electrode tab and a temperature protection device. The secondary battery includes an electrode assembly including a first electrode having a first electrode tab extending to one side, a second electrode having a second electrode tab extending to one side, and a separator disposed between the first electrode and the second electrode, a pouch that includes a terrace part and a temperature protection device mounted on the terrace part and connected to the first electrode tab. The temperature protection device includes a first connection part connected to a first extension part, a transmission part in contact with the first electrode tab and connected to the first connection part, and a second connection part connected to the transmission part. | 03-05-2015 |
20150064517 | Rechargeable Battery Module - A rechargeable battery module includes a plurality of unit cells each including a rechargeable battery, a first electrode terminal, and a second electrode terminal; a bus bar coupling adjacent ones of the plurality of unit cells; a first module terminal coupled to the first electrode terminal of one of the plurality of unit cells at one side of the unit cells; a second module terminal coupled to the second electrode terminal of an other one of the plurality of unit cells at an opposite side of the unit cells; and a module short-circuit member coupled to the first module terminal or the second module terminal, separated from the other module terminal, and configured to contact the other module terminal according to temperature. | 03-05-2015 |
20150064502 | BATTERY PACK - A battery pack can stably fix a protection circuit module (PCM) to a battery cell while insulating the PCM. The battery pack includes a battery cell including an electrode assembly, and a case accommodating the electrode assembly and a terrace from which an electrode tab electrically connected to the electrode assembly protrudes, a PCM including a circuit board positioned on the terrace, and an electrode terminal formed on a top surface of the circuit board and connected to the electrode tab, a first insulation tape surrounding the PCM and allowing the PCM to be positioned on a top surface of the terrace, and a second insulation tape surrounding both side surfaces of the case, wherein the first insulation tape includes a body part surrounding the PCM and the terrace and a wing part protruding to both sides of the body part and fixing the body part to the case. | 03-05-2015 |
20150061572 | BATTERY PACK, APPARATUS HAVING THE SAME AND METHOD OF CONTROLLING BATTERY - A battery pack includes a battery coupled between a first terminal and a second terminal and a battery manager configured to sense a state of charge of the battery; a load circuit coupled between the first terminal and the second terminal and configured to receive discharge power from the battery; a power generator coupled between the first terminal and the second terminal and configured to supply charge power to the battery; and a controller configured to control the battery pack and the power generator and to force discharging of the battery to make the state of charge of the battery equal to a reference value when a signal to initiate self-discharging is received from a user. | 03-05-2015 |
20150059833 | PHOTOELECTRIC PANEL ASSEMBLY - A photoelectric panel assembly includes a photoelectric panel, a support rail coupled to a rear surface of the photoelectric panel, the support rail including a base portion parallel to and spaced apart from the photoelectric panel, flange portions parallel to and adhered to the photoelectric panel, slope portions between the base portion and respective ones of the flange portions, and rounded portions between the base portion and the slope portions and between the slope portions and the flange portions. | 03-05-2015 |
20150056497 | POUCH TYPE RECHARGEABLE BATTERY - A pouch-type rechargeable battery includes an electrode assembly performing charging and discharging, a pouch forming a sealing portion at a side surface of a cell body receiving the electrode assembly by sealing an outer portion thereof and forming a terrace drawing out a first lead tab and a second lead tab connected to the electrode assembly at the other side surface of the cell body, and an insulation tape insulating the sealing portion from the cell body and including a short circuit check hole adjacent to the end of the terrace. The insulation tape insulates both side ends of the end. | 02-26-2015 |
20150056485 | RECHARGEABLE LITHIUM BATTERY - A rechargeable lithium battery includes an electrode assembly including a positive electrode, a first separator, a negative electrode, and a second separator that are sequentially stacked. The first separator includes a first substrate including a first side facing the positive electrode and a second side facing the negative electrode. The second separator includes a second substrate including a third side facing the negative electrode and a fourth side facing the positive electrode. At least one of the first side to the fourth side includes an organic layer including an organic material, and at least one of the second side or the third side includes an inorganic layer including an inorganic material. | 02-26-2015 |
20150054704 | ANTENNA MODULE FOR TERMINAL DEVICE AND METHOD FOR MANUFACTURING THE SAME - An antenna module for a terminal device includes: a substrate; and a conductive coil on the substrate and having a first end at an outside of the conductive coil and a second end at an inside of the conductive coil, the conductive coil including: one or more loops; and a plurality of conductive strips extending from an innermost one of the one or more loops. | 02-26-2015 |
20150050547 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly, a case configured to receive the electrode assembly, a cap plate configured to be coupled to an opening of the case and comprising a fixing groove, and an insulation case between the cap plate and the electrode assembly and including a fixing protrusion configured to be inserted into the fixing groove. | 02-19-2015 |
20150050538 | ENERGY STORAGE APPARATUS - An energy storage apparatus includes a plurality of battery cells, each battery cell including a current collecting terminal, and at least one tray receiving the plurality of battery cells, the tray including a coupling portion protruding in a first direction from a first surface of the tray, the coupling portion including an electrode unit having a first end electrically connected to the current collecting terminal and a second end movable in the first direction. | 02-19-2015 |
20150050536 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack includes a case with first and second openings, the first and second openings facing each other, a plurality of unit cells in the case, each unit cell including a rechargeable battery and having a longitudinal direction extending from the first opening of the case toward the second opening of the case, a first cover coupled to the first opening of the case, the first cover selectively connecting via elastic members terminals of the unit cells facing the first opening, and a second cover coupled to the second opening of the case, the second cover connecting via elastic members terminals of the unit cells facing the second opening in correspondence to terminals connected through the first cover. | 02-19-2015 |
20150050533 | NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - A negative electrode for a rechargeable lithium battery, the negative electrode including: a current collector; a negative active material layer on the current collector; and a coating layer directly contacting the negative active material layer, the coating layer including an organic material and an inorganic material, is disclosed. A rechargeable lithium battery including the same is also disclosed. | 02-19-2015 |
20150050526 | SUPPORT PLATE FOR PROTECTION MODULE AND BATTERY MODULE HAVING THE SAME - A support plate for a protection module, and a battery module including the same. A support plate for a protection module of a battery module includes: a plate-shaped plate portion; and a support unit protruded or recessed from the plate portion and coupled to a protection member configured to control charging and discharging of a rechargeable battery, and the plate portion and the support unit are integrally formed. | 02-19-2015 |
20150050525 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack includes a frame accommodating a unit cell including a rechargeable battery; a protection circuit module electrically connected to the unit cell and in the frame; and a pair of cases coupled to opposite sides of the frame and accommodating the unit cell and the protection circuit module, and wherein the frame has coupling grooves in the sides and wherein each of the pair of cases comprises coupling protrusions, the coupling protrusions of each case being alternately coupled to the coupling grooves. | 02-19-2015 |
20150050523 | BATTERY PACK - A battery pack includes: a battery cell including one or more coupling holes formed in a terrace part; and a case accommodating the battery cell and including a fixing protrusion configured to be coupled to the coupling hole. The battery cell further includes: an electrode assembly in which a positive electrode plate, a separator, and a negative electrode plate are sequentially stacked; a pouch in which the electrode assembly is sealed; and a lead tab connected to the electrode assembly and partially exposed to an outside of the pouch. | 02-19-2015 |
20150048797 | BATTERY PACK, APPARATUS INCLUDING BATTERY PACK, AND METHOD OF MANAGING BATTERY PACK - A battery pack is disclosed. In one aspect, the battery pack includes a battery including at least one battery cell and a battery managing unit for controlling charging and discharging of the battery. The battery managing unit includes a measuring unit measuring at least one parameter of the battery per sampling period and generating measurement data. The battery managing unit also includes a control unit including a plurality of counters corresponding to a plurality of sections defined with respect to the parameter and configured to increment a counter corresponding to the section including the measurement data. The battery managing unit also includes a storage unit storing counter values of the counters in a predetermined address per logging period. | 02-19-2015 |
20150048779 | BATTERY SYSTEM, METHOD OF CONTROLLING BATTERY SYSTEM AND ENERGY STORAGE SYSTEM INCLUDING THE SAME - A method of controlling a battery system includes transmitting a synchronizing signal from a first battery management system (BMS) to a plurality of second BMSs, receiving response signals from the second BMSs, and transmitting identification (ID) information from the first BMS to respective ones of the second BMSs after the response signals are received. The first BMS receives response signals from the second BMSs when corresponding battery trays are connected. The ID information for the second BMSs are different from one another. | 02-19-2015 |
20150047564 | CHEMICAL VAPOR DEPOSITION DEVICE - A chemical vapor deposition device includes a support member configured to support a lower surface of a substrate; a shadow frame configured to cover an edge portion of an upper surface of the substrate; and a jacket having a purge gas supply opening configured to supply a purge gas such that the purge gas exits the purge gas supply opening from a location below the lower surface of the substrate. The jacket is adjacent to a portion of the shadow frame and configured to cover a portion of the lower surface of the substrate. An exhaust unit is located at the jacket or is between the jacket and the shadow frame. | 02-19-2015 |
20150044563 | COMPOSITE PRECURSOR, COMPOSITE PREPARED THEREFROM, A METHOD OF PREPARING A COMPOSITE PRECURSOR AND A COMPOSITE, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND LITHIUM SECONDARY BATTERY EMPLOYING THE SAME - A composite precursor represented by Formula 1, a composite prepared therefrom represented by Formula 2, a method of preparing a composite precursor and a composite, a positive electrode for lithium secondary battery including the same, and a lithium secondary battery employing the same. | 02-12-2015 |
20150044529 | RECHARGEABLE BATTERY - A rechargeable battery is disclosed. In one aspect, the rechargeable battery includes an electrode assembly, a casing having an opening and housing the electrode assembly, a cap plate covering the opening of the casing and including a first injection hole and a first induction hole spaced apart from the first injection hole. The rechargeable battery also includes an insulating casing including a body contacting the electrode assembly and a blocking member protruding from the body. The insulating casing forms a space between the cap plate and the body and the blocking member divides the space into a first space fluidly connected to the first injection hole and a second space fluidly connected to the first induction hole. | 02-12-2015 |
20150044526 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly; a terminal; and a current collector electrically connecting the electrode assembly and the terminal, the current collector including a first fuse for a first current and a second fuse for a second current, the first current being different from the second current. | 02-12-2015 |
20150044511 | BATTERY PACK - A battery pack includes at least one battery cell having a first conductive tab and a second conductive tab, a protection circuit board electrically connected to the first and second conductive tabs, and a temperature sensitive element on the protection circuit board. The temperature sensitive element is adjacent, but electrically insulated from, a connection region where at least one of the first and second conductive tabs is connected to the protection circuit board, the connection region being between the temperature sensitive element and the battery cell. | 02-12-2015 |
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 |
20150042164 | EXTERNAL BATTERY AND DRIVING METHOD THEREOF - An external battery and a driving method thereof are disclosed. In one aspect, the external battery includes a battery, a charging unit, a detecting unit and a main controller unit (MCU). The charging unit generates a charging current using external power supplied from an external charger to an input stage, and provides the charging current to the battery or to an external device. The detecting unit detects whether the external charger and the external device are both coupled to the external battery. The MCU controls the charging current to be provided to the external device, when the external charger and the external device are both coupled to the external battery. Accordingly, when the external charger and the external device are both coupled to the external battery, the external device can be directly charged using the charging current applied from the external charger. | 02-12-2015 |
20150042158 | Battery System, Motor Vehicle Comprising said Battery System, and Method for Producing a Ready Status for a Motor Vehicle Comprising said Battery System - A battery system comprises at least one battery module and a docking station on which the at least one battery module is arranged in a separately removable manner. Preferably, the docking station comprises supply and/or power connections for the battery system. | 02-12-2015 |
20150038005 | JUNCTION BOX AND PHOTOVOLTAIC MODULE COMPRISING THE SAME - A junction box for a photovoltaic module includes: a housing; and a first conductive connection member coupled to the housing and including a first end portion and a second end portion separated by a gap and configured to extend outside the housing when the first conductive connection member is in a first position, and the first end portion and the second end portion being configured to overlap in the housing when the first conductive connection member is in a second position. | 02-05-2015 |
20150037657 | BATTERY PACK - A battery pack includes conductive tab coupled to the at least one battery cell. The conductive tab has a contact area coupled to a terminal region of the at least one battery cell. The contact area is greater than an area of the terminal region, to support, for example, higher currents and/or over-current conditions. Also, the conductive tab may be secured to the at least one battery cell without the use of specially designed jigs. | 02-05-2015 |
20150037638 | SECONDARY BATTERY - A secondary battery includes a high-capacity electrode portion, a high-power electrode portion, an electrolyte and a battery case. The high-capacity electrode portion includes a first positive electrode plate, a first negative electrode plate opposite to the first positive electrode plate, and a separator between the first positive electrode plate and the first negative electrode plate. The high-power electrode portion includes a second positive electrode plate, a second negative electrode plate opposite to the second positive electrode plate, and a separator between the second positive electrode plate and the second negative electrode plate. The electrolyte contacts the high-capacity electrode portion and the high-power electrode portion. The battery case accommodates the high-capacity electrode portion, the high-power electrode portion and the electrolyte therein. In the secondary battery, the power density of the high-power electrode portion is at least four times greater than that of the high-capacity electrode portion. | 02-05-2015 |
20150037637 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly including spiral-wound a first electrode, a first separator, second electrode, and a second separator, the first electrode, first separator, second electrode, and second separator being sequentially disposed around a center, a case receiving the electrode assembly, and a cap assembly coupled to an opening of the case, wherein the first separator and the second separator enclose first ends of the first electrode and the second electrode at the center, portions of the first and second separators defining a re-spiral-wound region having at least a first portion disposed between the first electrode and the second electrode in a diameter direction of the electrode assembly. | 02-05-2015 |
20150037628 | RECHARGEABLE BATTERY HAVING UPPER INSULATOR MEMBER - A rechargeable battery includes an electrode assembly including a first electrode and a second electrode, a case in which the electrode assembly is mounted, a cap plate coupled to the case, the cap plate including a short-circuit hole therethrough, a first terminal electrically connected to the first electrode, a second terminal electrically connected to the second electrode, an upper insulating member between the second terminal and the cap plate, the upper insulating member including a connection hole in fluid communication with the short-circuit hole, and an air vent hole spaced apart from the connection hole, and a short-circuit member in the short-circuit hole, the short-circuit member being between the cap plate and the upper insulating member, and the short-circuit member being configured to deform to electrically connect the first electrode with the second electrode. | 02-05-2015 |
20150037619 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack including a unit battery cell; a frame surrounding perimeter sides of the unit battery cell; a protective circuit module electrically connected to the unit battery cell and supported within the frame; and a pair of case members coupled to the frame and covering respective first and second sides of the unit battery cell, the first and second sides being opposite each other, and the frame includes a circuit installation part at a side of the frame and supporting the protective circuit module. | 02-05-2015 |
20150030920 | ELECTRODE ASSEMBLY, AND RECHARGEABLE BATTERY - An electrode assembly includes an electrode stack that includes a positive electrode, a negative electrode, and a separator, the separator being interposed between the positive electrode and the negative electrode, a positive electrode tab projecting from an edge of the electrode stack, and a negative electrode tab projecting from an edge of the electrode stack. The electrode stack may have a height direction, a width direction, and a thickness direction, the thickness direction being substantially perpendicular to a plane that includes the height and width directions, the electrode stack having a first thickness in the thickness direction at a first location corresponding to at least one of the positive and negative electrode tabs, the electrode stack having a second thickness in the thickness direction at a second location peripheral to the first location, the first thickness being greater than the second thickness. | 01-29-2015 |
20150030917 | RECHARGEABLE BATTERY - A battery includes a case accommodating an electrode assembly, the case including an opening at one end and including at least one sidewall, the sidewall having a coupling portion adjacent to the opening, a cap plate that closes the opening, the cap plate having an upper surface, the coupling portion of the sidewall connecting the cap plate to the case, the coupling portion including a top surface of the sidewall, the cap plate overlying a first portion of the top surface of the sidewall, such that the upper surface of the cap plate is entirely above top surface of the sidewall, and a welding bead contacting the cap plate and a second portion of the top surface of the sidewall, the second portion of the top surface being between the first portion and an outer surface of the sidewall. | 01-29-2015 |
20150030915 | SECONDARY BATTERY - A secondary battery including: an electrode assembly; a case accommodating the electrode assembly; a cap assembly including a cap plate coupled to the case, and a bottom plate attached to a bottom surface of the cap plate; and an electrode terminal protruding from the cap assembly and electrically connected to the electrode assembly, and the bottom plate includes a terminal plate electrically connected to the electrode terminal, and an insulation film stacked on the terminal plate and electrically insulating the terminal plate and the cap plate from each other, the insulation film being integrally formed with the terminal plate. | 01-29-2015 |
20150030894 | BATTERY MODULE - A battery module with a plurality of battery cells arranged in a first direction in a battery array, the battery module including a plurality of barriers in which a pair of adjoining ones of the barriers mount a battery cell therebetween, a frame having at least a pair of opposed frame members, the battery array and the barriers being between the opposed frame members and disposed internally thereof, the frame including a pair of end blocks at outermost sides of the battery array, side frames connecting the end blocks, and a degassing portion overlying vent portions of each of the plurality of battery cells and providing a passage for directing vented gas from the battery cells away from the battery module, the degassing portion rigidly supporting the battery cells and barriers of the battery array within the frame. | 01-29-2015 |
20150024275 | POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, AND POSITIVE ELECTRODE AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - A positive active material for a rechargeable lithium battery includes a porous material including primary particles, and secondary particles including aggregates of a plurality of the primary particles. The porous material has a tap density of 0.3 to less than 1.0 g/cc. A positive electrode includes the positive active material. A rechargeable lithium battery includes the positive electrode including the positive active material. | 01-22-2015 |
20150024263 | POUCH BATTERY AND MANUFACTURING METHOD THEREOF - A pouch battery including an electrode assembly, and a pouch case comprising a receiving part accommodating the electrode assembly, wherein corners or vertices of the receiving part are coated with a UV curing agent. | 01-22-2015 |
20150024262 | RECHARGEABLE BATTERY - A rechargeable battery is disclosed. In one aspect, the rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator interposed between the first and second electrode plates. The rechargeable battery also includes an electrolyte and a can having an opening which is formed at the top of the can and through which the electrode assembly is inserted, the can accommodating the electrode assembly and the electrolyte. The rechargeable battery further includes a cap plate sealing the opening of the can, attached to the can and forming a recessed region and a protrusion region protruding along a first direction toward the top of the can so as to form a step with respect to the recessed region, a protective circuit module disposed on the cap plate, and an electrode terminal formed on the cap plate. | 01-22-2015 |
20150024260 | RECHARGEABLE BATTERY - A rechargeable battery unit includes an electrode assembly having a first electrode, a second electrode, and a separator between the first electrode and the second electrode. The rechargeable battery unit also includes a case accommodating the electrode assembly. The case includes an opening in a first end of the case and at least one groove in the first end of the case. The rechargeable battery unit also includes a cap plate coupled to the first end of the case. The cap plate includes at least one protrusion received in the at least one groove in the case. | 01-22-2015 |
20150024259 | RECHARGEABLE BATTERY - Disclosed is a rechargeable battery including a case, an electrode assembly accommodated in the case, a first terminal unit electrically coupled to the electrode assembly, and a first current collector including a first portion coupled with the electrode assembly, a second portion coupled with the first terminal unit, and a connection unit coupling the first portion and the second portion and having a thickness that is greater than the thickness of the first portion. | 01-22-2015 |
20150024253 | BATTERY PACK - Provided is a battery pack including a pair of end plates facing each other, a plurality of battery cells arrayed between the end plates, and a pair of side plates each extending along a length of the plurality of battery cells, and coupled to the end plates, wherein each of the end plates includes a base plate, bending portions bent from each edge of the base plate in a direction away from the plurality of battery cells, each bending portion having a reinforcing bead unit, and a flange portion connected to the base plate at each bending portion. According to one or more embodiments of the present invention, deformation of the battery pack may be efficiently suppressed and deterioration of a function of a battery cell may be prevented by blocking volume expansion due to recharging and discharging operations of the battery cell. | 01-22-2015 |
20150024241 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode. The rechargeable battery also includes a case accommodating the electrode assembly. The rechargeable battery further includes a cap plate including a first plate and a second plate coupled to the first plate along a joint. The cap plate is coupled to an opening of the case. The rechargeable battery also includes a vent unit at the joint where the first plate of the cap plate is coupled to the second plate. | 01-22-2015 |
20150023392 | BATTERY PACK - A battery pack including at least one battery cell, and a thermistor configured to detect temperature information of the at least one battery cell, the thermistor including: a thermistor body; a fixation portion united with the thermistor body at a first side of the thermistor body and including a ring terminal; and a temperature measurement wire electrically connected to the thermistor body and extending from a second side of the thermistor body. | 01-22-2015 |
20150020882 | SEALING MEMBER AND SOLAR CELL INCLUDING THE SAME - A sealing member according to an exemplary embodiment of the present invention includes a first plate having a predetermined width with a plate shape, and a second plate with a plate shape connected to both ends of the first plate, wherein the first plate and the second plate have the same plate shape and form a closed line. | 01-22-2015 |
20150020878 | ANTI-REFLECTIVE COATING FILM, SOLAR CELL INCLUDING THE ANTI-REFLECTIVE COATING FILM, AND METHOD OF PREDICTING STRENGTH OF THE ANTI-REFLECTIVE COATING FILM FOR THE SOLAR CELL - An anti-reflective coating film is formed from a coating solution composition that includes a silane-based precursor. When measured via Fourier Transform Infrared (FT-IR) Spectroscopy using a wavelength of 1064 nm, the coating solution composition exhibits a peak intensity ratio I | 01-22-2015 |
20150017535 | CATHODE ACTIVE MATERIAL, METHOD OF PREPARING THE CATHODE ACTIVE MATERIAL, AND CATHODE AND LITHIUM SECONDARY BATTERY INCLUDING THE CATHODE ACTIVE MATERIAL - A cathode active material, a preparation method thereof, and a cathode for a lithium secondary battery and a lithium secondary battery including the cathode active material, wherein the cathode active material includes a core active material represented by Formula 1 below; and a coating layer formed on a surface of the core active material, the coating layer including lithium gallium oxide: | 01-15-2015 |
20150017531 | BINDER COMPOSITION FOR RECHARGEABLE LITHIUM BATTERY, AND NEGATIVE ELECTRODE AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - A binder composition for a rechargeable lithium battery includes a polyacrylic acid compound substituted with a halogen ion and a trivalent or quadrivalent metal ion. | 01-15-2015 |
20150017520 | RECHARGEABLE BATTERY - Disclosed is a rechargeable battery including an electrode assembly and a housing for the electrode assembly. The housing includes a case having an opening therein, the opening exposing case sides the case configured to receive the electrode assembly through the opening and a cap plate to seal the case at the opening. The cap plate includes cap plate sides corresponding to the case sides, the case sides facing and contacting the cap plate sides at first and second contact regions, respectively, the first and second contact regions being asymmetric to each other. | 01-15-2015 |
20150017519 | RECHARGEABLE BATTERY - A rechargeable battery is disclosed. In one aspect, the rechargeable battery includes an electrode assembly including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode. The rechargeable battery also includes a pouch which receives the electrode assembly and an electrode tab including a positive electrode tab and a negative electrode tab electrically connected to the electrode assembly and outwardly protruding from the pouch. The width of a portion of the electrode tab electrically connected to the electrode assembly inside the pouch is greater than the width of a portion outwardly protruding from the pouch. | 01-15-2015 |
20150017514 | BATTERY PACK - A battery pack includes a plurality of unit batteries arranged side by side in a first direction, each unit battery including a can accommodating an opening including an electrode assembly having a first electrode plate, a second electrode plate, and a separator between the electrode plates, and a cap plate sealing the opening. The plurality of unit batteries may be arranged side by side in the first direction with all the cap plates exposed in the same direction. The battery pack may further include a protection circuit module adjacent to the cap plate with a circuit board extending in the first direction and a protection device coupled to it, wherein each unit battery further includes a first terminal on a first area of the cap plate and a second terminal on a second area of the cap plate, each coupled to the unit battery and the protection circuit module. | 01-15-2015 |
20150017506 | BATTERY PACK - A battery pack includes unit cells disposed side-by-side, a connection board connecting the unit cells in series and/or in parallel, the connection board including position fixing portions on a first surface, a protection circuit module electrically connected to the connection board, and a first connecting tap and a second connecting tap disposed on the connection board to electrically connect the unit cells and the connection board. At least one of the first connecting tap and the second connecting tap includes one end connected to the unit cells and an other end, the other end including a plurality of bridges at a lower side thereof The bridges are inserted into the position fixing portions. | 01-15-2015 |
20150017505 | BATTERY PACK - Provided is a battery pack. In one embodiment, the battery pack includes a plurality of unit batteries located side-by-side, a connection substrate for connecting the unit batteries to each other in either series or parallel, a protection circuit module electrically coupled to the connection substrate, and a first connection tab and a second connection tab located on the connection substrate. The first and second connection tabs electrically couple each of the unit batteries to the connection substrate. At least one of the first connection tab and the second connection tab includes one end that is connected to the unit batteries and another end that is attached to a first surface of the connection substrate and a side of the connection substrate that is approximately perpendicular to the first surface. | 01-15-2015 |
20150017503 | BATTERY PACK - A battery pack includes a plurality of unit cells, a substrate electrically connected to the unit cells, a temperature protection device on the substrate, and a protection circuit module electrically connected to the substrate. The temperature protection device includes at least one metal contact electrically connected to the substrate. The substrate includes at least one hole at a location corresponding to the at least one metal contact. A width of the substrate is substantially equal to or less than widths of surfaces of the unit cells overlapping the substrate. | 01-15-2015 |
20150017496 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack forms an outlet at a pack cover to discharge a gas and an erupting material erupted from a unit cell. The rechargeable battery pack includes at least one unit cell including a rechargeable battery, and a pack cover covering the unit cell, where the pack cover forms an outlet corresponding to a cap plate side of the unit cell. | 01-15-2015 |
20150010843 | MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL AND FUEL CELL STACK INCLUDING SAME - A membrane-electrode assembly for a fuel cell that includes a polymer electrolyte membrane is disclosed. The membrane-electrode assembly for a fuel cell further includes an anode disposed on one side of the polymer electrolyte membrane and including an anode gas diffusion layer and a cathode disposed on the other side of the polymer electrolyte membrane and including a cathode gas diffusion layer. At least one of the anode gas diffusion layer and the cathode gas diffusion layer includes a water reservoir. The water reservoir includes a pore and a hydrophilic polymer inside the pore. A fuel cell stack including the membrane-electrode assembly is also disclosed. | 01-08-2015 |
20150010827 | POSITIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - In an aspect, a positive electrode for a rechargeable lithium battery including a current collector, a positive active material layer disposed on the current collector, and a coating layer disposed on the positive active material layer is disclosed. | 01-08-2015 |
20150010819 | CATHODE ACTIVE MATERIAL, METHOD OF PREPARING THE CATHODE MATERIAL, CATHODE, AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - A cathode active material including at least two agglomerates of primary particles and a cathode and a lithium secondary battery containing the same are disclosed. In the cathode active material, a secondary particle includes a nickel-based lithium transition metal oxide, an average particle diameter of each primary particle is in a range from about 2 to about 3 μm, and an average particle diameter of the secondary particle is in a range from about 5 to about 8 μm. | 01-08-2015 |
20150010818 | RECHARGEABLE LITHIUM BATTERY WITH CONTROLLED PARTICLE SIZE RATIO OF ACTIVATED CARBON TO POSITIVE ACTIVE MATERIAL - A rechargeable lithium battery that includes: a negative electrode including a negative active material, and a positive electrode including a positive active material and activated carbon. When the positive active material includes a lithium nickel-based oxide, a lithium cobalt-based oxide, a lithium manganese-based oxide, a lithium titanium-based oxide, a lithium nickel manganese-based oxide, a lithium nickel cobalt manganese-based oxide, a lithium nickel cobalt aluminum-based oxide, or a combination thereof, the average particle diameter of the activated carbon is greater than about 100% and less than about 1000% of the average particle diameter of the positive active material. When the positive active material includes a lithium iron phosphate-based compound, the average particle diameter of the activated carbon is greater than or equal to about 1000% and less than or equal to about 3000% of the average particle diameter of the positive active material. | 01-08-2015 |
20150010816 | BINDER COMPOSITION FOR RECHARGEABLE LITHIUM BATTERY, PREPARING METHOD OF SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING BINDER COMPOSITION - A binder composition for a rechargeable lithium battery includes a semi-interpenetrating polymer network (semi-IPN) including a copolymer including a repeating unit represented by the following Chemical Formula 1 and a repeating unit represented by the following Chemical Formula 2 and polyacrylamide, and polyalkylene glycol. | 01-08-2015 |
20150010815 | BINDER COMPOSITION FOR RECHARGEABLE LITHIUM BATTERY, PREPARING METHOD OF SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING BINDER COMPOSITION - A binder composition for a rechargeable lithium battery includes a semi-interpenetrating polymer network (semi-IPN) including a copolymer including a repeating unit represented by the following Chemical Formula 1 and a repeating unit represented by the following Chemical Formula 2, and polyacrylamide. | 01-08-2015 |
20150010811 | SILICONE-CONTAINING COMPOUND, ELECTROLYTE FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND THE METHOD OF PREPARING THE SILICONE-CONTAINING COMPOUND - A silicone-containing compound is an additive for a lithium secondary battery electrolyte for improving high-temperature lifetime characteristics and/or high-temperature stability of a lithium secondary battery. An electrolyte for a lithium secondary battery includes the silicon-containing compound. A lithium secondary battery includes the electrolyte. A method of preparing the silicon-containing compound is also provided. | 01-08-2015 |
20150010810 | ADDITIVE FOR ELECTROLYTE AND ELECTROLYTE AND LITHIUM SECONDARY BATTERY - An additive, the additive being for an electrolyte for a lithium secondary battery and represented by Chemical Formula 1: | 01-08-2015 |
20150010809 | SECONDARY BATTERY - A secondary battery including an electrode assembly and a case accommodating the electrode assembly, the case including a bottom surface, a first pair of parallel sidewalls and a second pair of parallel sidewalls, connected with the bottom surface, and a corner portion formed by an intersection of each of the first pair of parallel sidewalls and the bottom surface, the corner portion having a first radius of curvature at a first region, and a second radius of curvature different from the first radius of curvature at a second region. | 01-08-2015 |
20150010805 | RECHARGEABLE BATTERY - A rechargeable battery includes at least two electrode assemblies including electrodes on opposite surfaces of a separator, a case accommodating the electrode assemblies, a cap plate coupled to an opening of the case, first and second electrode terminals in the cap plate, and first and second lead tabs connected to respective first and second electrode terminals and to respective uncoated regions of the two electrode assemblies, wherein a first uncoated region of each of the two electrode assemblies is at a center of the case and is connected to the first lead tab, and wherein a second uncoated region of each of the two electrode assemblies is at an edge of the case and is connected to the second lead tab. | 01-08-2015 |
20150010797 | LITHIUM POUCH BATTERY - A lithium pouch battery that includes an electrode assembly including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode; and an oriented polystyrene (OPS) film attached to at least one external side of the electrode assembly, wherein the separator includes a porous substrate and a coating layer formed on at least one external side of the porous substrate, and the coating layer includes a polymer, a ceramic, or a combination thereof. | 01-08-2015 |
20150008374 | ELECTRODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - An electrode for a lithium secondary battery including a silicon-based alloy having an expansion coefficient of 10% or greater and an electrochemically inactive whisker, and a lithium secondary battery using the electrode for a lithium secondary battery. | 01-08-2015 |
20140377639 | RECHARGEABLE BATTERY HAVING RETAINER - A rechargeable battery including: an electrode assembly; a case containing the electrode assembly; a cap plate covering an opening of the case; a terminal extending outside the cap plate; a lead tab connecting the electrode assembly to the terminal; and a retainer coupled to the lead tab inside the case and arranged between the lead tab and the case, the retainer including an insertion guide facing away from the electrode assembly and being inclined toward the electrode assembly in a direction extending away from the cap plate. | 12-25-2014 |
20140377638 | RECHARGEABLE BATTERY - The described technology has been made in an effort to provide a rechargeable battery having advantages of protecting an electrode assembly and a case from arc debris generated from a cell fuse. A rechargeable battery in accordance with exemplary embodiment includes: an electrode assembly configured to perform charging and discharging operations; a case configured to accommodate the electrode assembly therein; a cap plate coupled to an opening of the case; an electrode terminal installed on the cap plate; a lead tab configured to connect the electrode assembly to the electrode terminal, and including a fuse; and a side retainer supported in an inner surface of the case to be coupled to the lead tab. The side retainer includes an exhaust guide member that is opened toward the cell fuse and a sidewall of the case. | 12-25-2014 |
20140377601 | RECHARGEABLE BATTERY - A rechargeable battery including: an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a case accommodating the electrode assembly; a first electrode terminal and a second electrode terminal electrically connected to the first electrode plate and the second electrode plate, respectively, and protruding to the outside of the case; and a first terminal plate and a second terminal plate positioned outside the case and coupled to the first electrode terminal and the second electrode terminal, respectively, and a terminal plate of the first terminal plate and the second terminal plate includes a first fuse. | 12-25-2014 |
20140377600 | SECONDARY BATTERY - A secondary battery is provided, including an electrode assembly, a case accommodating the electrode assembly, a cap assembly, and an electrode terminal portion. The cap assembly includes a cap plate covering the case, an inversion plate formed in the cap plate, and an insulation plate having a first side connected to the inversion plate and a second side positioned on the cap plate. The inversion plate is configured to be inverted when the internal pressure of the case is greater than or equal to a critical level. The electrode terminal portion includes a fastening part electrically connected to the electrode assembly and a short-circuit member electrically connected to the fastening part. The short-circuit member is configured to make contact with a top portion of the insulation plate when an elastic force is applied on the short-circuit member toward the cap plate. | 12-25-2014 |
20140377598 | BATTERY COMPRISING A BATTERY CELL WITH AN EXTERNAL AND AN INTEGRATED TEMPERATURE SENSOR, AND A METHOD FOR OPERATING SAID BATTERY - A battery includes at least one battery cell that has a housing with an electrode arrangement arranged therein. A first temperature sensor is arranged outside the battery cell housing, and a second temperature sensor is arranged inside the battery cell housing. The temperature dynamic of the second temperature sensor is higher than the temperature dynamic of the first temperature sensor. A motor vehicle includes the battery cell. | 12-25-2014 |
20140377593 | BATTERY PACK - A battery pack includes a secondary battery, including an electrode tab extending from the secondary battery, the electrode tab including a first alignment portion and a protective circuit module including a tab mounting portion, the tab mounting portion including a second alignment portion that engages the first alignment portion. | 12-25-2014 |
20140377591 | BATTERY PACK - A battery pack that prevents arbitrary disassembly, and yet, that can be separated, includes a battery cell, a case for accommodating the battery cell therein, and a holder enclosing the case. A first engagement portion is formed on an outer surface of the case, and a second engagement portion is formed on an inner surface of the holder for coupling with the first engagement portion. | 12-25-2014 |
20140377451 | ACTIVE MATERIAL-COATING APPARATUS FOR BATTERY AND METHOD OF OPERATING THE SAME - Provided is an active material-coating apparatus for a secondary battery and methods of operating the same. The active material-coating apparatus includes a tank having an active material, a pump coupled to the tank such that the active material is routed through the pump, a temperature control unit coupled to the pump and configured to control heating or cooling of a temperature of the active material routed through the pump. The temperature control unit may include a control unit configured to control a temperature of the temperature control unit. The active material-coating apparatus may further include a coating unit coupled to the temperature control unit, and a reel including a current collector, the reel being configured to route the current collector through the coating unit such that the current collector is coated with the active material routed through the temperature control unit and ejected from the coating unit. | 12-25-2014 |
20140374676 | Colored Resin Composition Exhibiting Pleochroism, and Molded Plastics Manufactured Using Same - The present invention relates to a coloring resin composition exhibiting pleochroism comprising 100 parts by weight of a transparent thermoplastic resin (A); 0.01 to 0.03 parts by weight of a dye for coloring a resin (B) which is one selected from the group consisting of an azo-based dye (b1), an anthraquinone-based dye (b2), and a methine dye (b3); and 0.1 to 0.3 parts by weight of a functional black dye (C) obtained by mixing an anthraquinone-based dye (c1) and a perinone-based dye (c2). A resin molded article manufactured by the coloring resin composition exhibiting pleochroism of the present invention is characterized by exhibiting different colors of light according to thicknesses although the resin molded article is irradiated with light sources in a single wavelength. | 12-25-2014 |
20140370356 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack including a bare cell comprising a terrace having a first surface and a second surface protruding from the first surface, an electrode tab electrically coupled to the bare cell, the electrode tab protruding from the first surface of the terrace, and extending along the second surface, and a protective circuit module comprising a connection tab bent toward the first surface and coupled to the electrode tab, and a protective circuit board coupled to the connection tab. | 12-18-2014 |
20140370355 | BATTERY PACK - An embodiment of the present invention provides a battery pack. In the proposed battery pack, when a stiffener adhered to a flexible printed circuit board protruding to the outside of an upper cover is inserted into a stiffener groove of the upper cover and fixed, a bent position of the flexible printed circuit board is set, thereby preventing the bent position of the flexible printed circuit board from being changed and fixing the flexible printed circuit board without vibration. | 12-18-2014 |
20140370347 | FLEXIBLE BATTERY - A battery includes a flexible case, an electrode assembly in the flexible case, the electrode assembly having a length in a first direction, a width in a second direction perpendicular to the first direction, and a thickness in a third direction perpendicular to the first direction and the second direction, the length being greater than the width and greater than the thickness, and a flexible sealing member between the flexible case and the electrode assembly, the flexible sealing member being wrapped around the electrode assembly. The battery is flexible. | 12-18-2014 |
20140370336 | Battery having a Protection from Adjacent Cells in Case of Discharge of a Battery Cell - A battery comprises a housing and a plurality of battery cells arranged in the housing. Each battery cell has at least one discharge valve. The battery further comprises a discharge pipe system for discharging gases released from one, a plurality of or all discharge valves of the battery cells. The discharge pipe system according to the disclosure has a plurality of separate connections for receiving the released gases and a common discharge guide into which the separate connections open and via which the released gases can be discharged out of the housing. The battery is characterized in that a protective film is arranged between the discharge valves of the battery cells and the separate connections of the discharge pipe system so that direct contact of the battery cells to the gases in the discharge pipe system is prevented. | 12-18-2014 |
20140368169 | Battery having a Control Device and an Additional Interface - A battery includes a control device having an interface configured to enable a measurement of battery properties and/or of a discharge of the battery, in the event that the control device has failed. A motor vehicle, such as an electrical motor vehicle, includes the battery. An analysis plug is configured to replace a maintenance plug of the battery. A method for monitoring the battery includes measuring battery properties and/or a discharge of the battery via an interface, in the event that the control device has failed. | 12-18-2014 |
20140367609 | ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY, METHOD OF MANUFACTURING THE SAME, ELECTRODE INCLUDING THE ACTIVE MATERIAL, AND LITHIUM SECONDARY BATTERY INCLUDING THE ELECTRODE - An active material for a lithium secondary battery, a method of manufacturing the same, an electrode including the active material, and a lithium secondary battery including the electrode, the active material including a lithium composite oxide represented by the following Formula 1: | 12-18-2014 |
20140365792 | BATTERY MANAGEMENT SYSTEM, AND METHOD OF MANAGING THE SAME - A battery management system includes a plurality of slave controllers, each slave controller of the plurality of slave controllers being coupled to a respective battery module, each of the slave controllers having a slave controller identifier, the respective slave controller identifiers being allocated by a slave controller identifier allocation operation performed by the plurality of slave controllers, and a master controller, the master controller being coupled to each of the slave controllers, the master controller receiving the slave controller identifiers from the slave controllers. | 12-11-2014 |
20140363702 | FLEXIBLE ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY INCLUDING THE SAME - The electrode assembly of the present invention having an electrode layer including a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode includes a stacking portion where the electrode layer is overlapped and disposed, and a connection formed between the stacking portions to connect the stacking portions and having a smaller thickness than the stacking portion. | 12-11-2014 |
20140360551 | PHOTOELECTRIC MODULE AND METHOD OF MANUFACTURING THE SAME - A photoelectric module includes a substrate, a first photoelectric conversion unit that is formed on the substrate and has a first light-receiving surface, and a second photoelectric conversion unit that is formed under the substrate and has a second light-receiving surface, wherein a front electrode of the second photoelectric conversion unit has a thickness smaller than that of a front electrode of the first photoelectric conversion unit. Also, the photoelectric module is a dual-side light-receiving photoelectric module having light-receiving surfaces on and under the substrate, and the first and second photoelectric conversion units respectively formed on the upper and lower surfaces of the substrate are differently designed to compensate for an intensity difference of incident light. Methods of manufacturing the dual-side light-receiving photoelectric module are provided. | 12-11-2014 |
20140358350 | Motor Vehicle, Battery, and Method for Controlling a Battery - A battery comprises a number n of battery module strings, wherein n is a natural number greater than or equal to two. The battery module strings have several battery modules, and one battery module has a coupling unit. The coupling unit is configured as a voltage transformer and couples the battery modules to each other. A method of controlling the battery includes supplying a load connected to the battery with a predefined and substantially constant total power. The total power corresponds to a sum of n individual powers of the n battery module strings. The method further includes setting n−1 string voltages, which are each present at the n−1 battery module strings, according to the total power, the load, and by defining a string voltage present at an nth battery module string with amplitude and phase position. At least two of the n individual powers are asymmetrical to each other. | 12-04-2014 |
20140356733 | ADDITIVE FOR LITHIUM BATTERY ELECTROLYTE, ORGANIC ELECTROLYTE SOLUTION INCLUDING THE SAME AND LITHIUM BATTERY USING THE ELECTROLYTE SOLUTION - Provided are an additive for a lithium battery electrolyte, wherein the additive is an ethylene carbonate based compound represented by the following Formula 1 or 2, an organic electrolyte solution including the additive, and a lithium battery including the organic electrolyte solution: | 12-04-2014 |
20140356710 | ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY INCLUDING ELECTRODE - In an aspect, an electrode for a rechargeable lithium battery including a current collector and an active material layer positioned on the current collector, wherein the active material layer includes an active material and a binder, the binder includes an acryl-based compound including a repeating unit is provided. | 12-04-2014 |
20140356700 | RECHARGEABLE BATTERY - A rechargeable battery includes a case, a cap plate coupled with the case, a terminal passing though a terminal hole in the cap plate, the terminal hole, and a sealing member in the terminal hole partially enclosing the terminal. The terminal includes an upper connecting part extending outside the case from a middle connecting part, and a current collector connecting part extending inside the case from the middle connecting part. The sealing member includes an upper sealing part seated on the cap plate and a lower sealing part disposed in and affixed to the terminal hole in a sealing relationship with respect thereto, the upper sealing part being between the cap plate and the upper connecting part to support the upper connecting part in a spaced apart relationship with the cap plate, the lower sealing part being between the current collector connecting part and an entirety of the terminal hole. | 12-04-2014 |
20140356691 | BATTERY MODULE - A battery module including: a plurality of battery cells aligned in a direction, the battery cells each including a terminal portion on a surface thereof; and a bus bar configured to connect between the terminal portions of battery cells of the plurality of battery cells, the bus bar including through-regions through which the terminal portions of the battery cells respectively pass, and a connection region connecting the through-regions, and a through-region of the through-regions has two or more through-holes corresponding to each other and through which one of the terminal portions passes, and the terminal portions are forcibly inserted into the bus bar. | 12-04-2014 |
20140356690 | BATTERY MODULE - A battery module including: a plurality of battery cells arranged in a direction and each including a terminal portion on a first surface thereof; a pair of end plates each configured to face a wide surface of a battery cell at a respective outer end of the plurality of battery cells; side plates configured to support side surfaces of the battery cells at respective sides of the plurality of battery cells; and a cover configured to cover the first surfaces of the battery cells or second surfaces of the battery cells opposite the first surfaces, and a side plate of the side plates includes a bent portion that is bent to overlap with an end portion of the cover, and the cover is configured to press the bent portion. | 12-04-2014 |
20140356687 | BATTERY PACK - A battery pack includes a battery cell; an insulation holder coupled to the battery cell, the insulation holder having a fixing hole; and a protection circuit module coupled to the insulation holder, the protection circuit module having a fixing tab, wherein the fixing tab is fixed to the battery cell through the fixing hole. | 12-04-2014 |
20140356684 | BATTERY MODULE - A battery module includes a plurality of battery cells aligned in one direction, a fixing member configured to fix the plurality of battery cells, a heat exchange member adjacent to bottom surfaces of the plurality of battery cells, and at least one elastic member under the heat exchange member, the at least one elastic member being on a support portion, and the fixing member being fastened to the support portion. | 12-04-2014 |
20140356683 | BATTERY MODULE - A battery module including a plurality of battery cells aligned in one direction; and first and second fixing members on outer surfaces of the plurality of battery cells, the first and second fixing members respectively having first and second fastening portions, wherein the first and second fastening portions are coupled together by being fused to each other. | 12-04-2014 |
20140356672 | BATTERY PACK - A battery pack includes a battery cell and a frame having an opening in which the battery cell is installed, an edge of the opening including a support portion contacting a side of the battery cell, the support portion having a surface corresponding to a surface of the battery cells. | 12-04-2014 |
20140356669 | BATTERY MODULE - A battery pack includes a second case coupled to a first case. The first case has an opening and includes a battery module, and the second case covers the opening in the first case. The second case moves between open and closed states relative to the opening in the first case. A surface of the battery module includes a power circuit is aligned with the opening in the first case and is exposed when the second case is in the open state. High current terminals of the battery module may also be exposed when the second case is opened. Wires passing through holes in the first case may be removably coupled to the high current terminals. | 12-04-2014 |
20140356668 | RECHARGEABLE BATTERY MODULE - A rechargeable battery module includes a plurality of unit cells including rechargeable batteries and adjacently disposed, at least one bus bar connecting electrode terminals of adjacent unit cells of the plurality of unit cells, and a cover configured to cover the plurality of unit cells, the cover including a coupling part coupled with the at least one bus bar, and a signal detector electrically connected to the bus bar. | 12-04-2014 |
20140356664 | BATTERY MODULE - A battery module includes a plurality of battery cells aligned in one direction, the plurality of battery cells being adjacent to each other along a first direction, a pair of side plates spaced apart from each other along a second direction perpendicular to the first direction, the plurality of aligned battery cells being positioned between the pair of side plates, and barriers respectively interposed among the plurality of battery cells, each barrier including at least one first fixing portion on a side thereof, the at least one first fixing portion being coupled to a corresponding second fixing portion on a side plate of the pair of side plates. | 12-04-2014 |
20140356662 | BATTERY PACK - A battery pack includes a first battery module group including one or more battery modules, a second battery module group including one or more battery modules, the second battery module group being aligned with the first battery module group, a guide member between the first and second battery module groups, two or more support members that support bottom surfaces of the battery modules of the first and second battery module groups, the two or more support members being spaced apart from each other, and a housing that accommodates the first and second battery module groups therein. The guide member is provided to a battery module of the first battery module group adjacent to the second battery module group so as to change a flow path of a heat exchange medium passing through the first battery module group. | 12-04-2014 |
20140354236 | BATTERY MANAGEMENT SYSTEM AND DRIVING METHOD THEREOF - A battery management system (BMS) includes a first switch, a master BMS, and a slave BMS. The first switch is coupled to a charging and discharging path of a battery pack, which includes at least one battery cell. The master BMS is electrically coupled to the first switch to control operation of the first switch. The slave BMS obtains information of the battery pack, determines a status of the battery pack based on the information, and controls operation of the first switch based on the status of the battery pack. | 12-04-2014 |
20140353150 | SPUTTERING APPARATUS - A sputtering apparatus for depositing a deposition material on a substrate, the sputtering apparatus including a chamber; a target in the chamber, the target including the deposition material; and a shield between the substrate and an inner wall of the chamber, the shield including a plurality of sub-shields. | 12-04-2014 |
20140352785 | SOLAR CELL AND METHOD OF MANUFACTURINIG SAME - A method of manufacturing a solar cell that includes forming a first electrode on a substrate, forming a first thin film including a Group III-VI compound on the first electrode, forming a second thin film including a Group I-III compound on the first thin film, forming a third thin film including a Group III element on the second thin film, heat-treating the first thin film, the second thin film, and the third thin film under a gas atmosphere containing a Group VI element to form a photoactive layer, and forming a second electrode on the resulting photoactive layer, wherein the first thin film and the third thin film include the same Group III element, and the second thin film includes a Group III element that is different from the Group III element of the first thin film and the third thin film. | 12-04-2014 |
20140352772 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A solar cell includes a substrate, a barrier layer on the substrate, a back electrode layer on the barrier layer, a light absorption layer on the back electrode layer, a buffer layer on the light absorption layer, and a transparent electrode layer on the buffer layer. The barrier layer is selectively formed on the substrate. Accordingly, since alkali elements may be uniformly distributed in the light absorption layer, the efficiency of the solar cell may be improved. | 12-04-2014 |
20140352752 | SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - A solar cell including a substrate and a plurality of electrically connected unit cells on the substrate. A unit cell of the unit cells includes a first electrode, a light absorbing layer, and a second electrode, sequentially stacked. Adjacent unit cells of the unit cells are separated by an isolation region. The isolation region is between the light absorbing layers of the adjacent unit cells and between the second electrodes of the adjacent unit cells. A cross-section of the isolation region has step-shaped patterns in a direction perpendicular to the substrate, and the step-shaped patterns oppose one another. A method of manufacturing the solar cell includes sequentially stacking a first electrode, a light absorbing layer, and a second electrode on a substrate, and forming an isolation region in the light absorbing layer and the second electrode. The forming of the isolation region includes heat-forming a portion of the isolation region followed by mechanical-forming another portion of the isolation region. | 12-04-2014 |
20140351177 | SYSTEM FOR PREDICTING THICKNESS OF BATTERY AND METHOD FOR PREDICTING THICKNESS OF BATTERY - A system for predicting the thickness of a battery is disclosed. In one aspect, the battery thickness predicting system includes a learning data input unit for receiving data on a previously manufactured battery. The thickness predicting system further includes an object data input unit for receiving data on a battery whose thickness is to be predicted. The system further comprises a mechanical learning unit connected to the learning data input unit to obtain a predicting function based on learning factors input to the learning data input unit and to provide weight values to the learning factors, respectively. The system further includes a thickness predicting unit connected to the object data input unit and the mechanical learning unit and using the weight values provided by the mechanical learning unit in order to predict the thickness of the battery whose thickness is to be predicted. | 11-27-2014 |
20140350876 | Method and Devices for Making Available Information for the Purpose of Performing Maintenance and Servicing of a Battery - A method makes available information for the purpose of performing maintenance and servicing of a battery, which includes at least one battery module with an assigned module control device and a central control device, wherein at least one module control device has a non-volatile memory. The method comprises detecting and quantizing useful data of battery units, forming a histogram which has frequency values of the occurrence of specific values of the individual quantized useful data or values derived therefrom, transferring the histogram from the central control device to a module control device, and storing the histogram in the non-volatile memory of the module control device. Furthermore, a computer program and a battery management system are specified which are configured to execute the method, as well as a battery and a motor vehicle whose drive system is connected to a battery of this type. | 11-27-2014 |
20140349180 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, NEGATIVE ELECTRODE INCLUDING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING NEGATIVE ELECTRODE - Disclosed are a negative active material for a rechargeable lithium battery including a silicon-based material and graphite, wherein an average particle diameter (D50) of the graphite may range from about 5 μm to about 15 μm, and a Raman peak intensity ratio (I | 11-27-2014 |
20140349176 | ADDITIVE FOR ELECTROLYTE, ELECTROLYTE AND RECHARGEABLE LITHIUM BATTERY - In an aspect, a rechargeable lithium battery that includes a positive electrode; negative electrode; a separator interposed between the positive electrode and the negative electrode; and an electrolyte including a lithium salt, a non-aqueous organic solvent, and an additive is provided. The additive may be an optionally substituted thiophene. | 11-27-2014 |
20140349164 | BATTERY MODULE - A battery module includes a first battery cell, the first battery cell having a first electrode terminal and a second electrode terminal, a first end block adjacent to the first battery cell, the first end block having a first power terminal portion, and a connection portion electrically connecting the first electrode terminal to the first power terminal portion. | 11-27-2014 |
20140349163 | BATTERY PACK - A battery pack is provided, which includes a battery cell including an electrode assembly, an electrode terminal electrically connected to the electrode assembly, and a case accommodating the electrode assembly, and a protective circuit module including a first connection lead having one side electrically connected to the electrode terminal, a first connection part having the other side electrically connected to the first connection lead, and a second connection lead electrically connected to the case, wherein an area of the first connection part is larger than that of the other side of the first connection lead. | 11-27-2014 |
20140349157 | Battery System - A battery system includes a plurality of battery cells and a battery management unit. The battery management unit comprises a plurality of acquisition devices and a plurality of monitoring devices. Each of the acquisition devices is configured to acquire at least one operating parameter of the battery cells associated therewith. Each of the monitoring devices is associated with a plurality of battery cells, and each of the monitoring devices is configured to monitor the operating parameter of the battery cells associated therewith. The battery cells, which are each associated with one of the monitoring devices, are associated with at least two acquisition devices. | 11-27-2014 |
20140349156 | Method and Apparatuses for Providing Information for Maintenance and Service Purposes for a Battery Unit - A method for providing information for maintenance and service purposes for a battery unit includes capturing and quantizing use data for a battery unit and forming a histogram that has frequency values for the occurrence of particular values of the individual quantized use data items or values derived therefrom. At least one additional information carrier is ascertained that is set up to reconstruct the histogram, and the histogram and the at least one additional information carrier are stored in a nonvolatile memory. Furthermore, a data structure, a computer program and a battery management system are specified that are set up to perform the method, and also a battery and a motor vehicle, the drive system of which is connected to such a battery. | 11-27-2014 |
20140349155 | Method and Devices for Making Available Information for the Purpose of Performing Maintenance and Servicing of a Battery Unit - A method for making available information for the purpose of performing maintenance and servicing of a battery unit includes detecting and quantizing useful data of a battery unit and forming histograms which have frequencies of the occurrence of specific values of the individual quantized useful data items or values derived therefrom. In this context there is provision that at least one current and at least one aggregated histogram are formed and stored in a non-volatile memory. Furthermore, a data structure, a computer program, and a battery management system are specified which are configured to execute the method, as well as a battery and a motor vehicle whose drive system is connected to a battery of this type. | 11-27-2014 |
20140349152 | SECONDARY BATTERY - A secondary battery includes an electrode assembly; a case accommodating the electrode assembly; a cap plate sealing the electrode assembly within the case; a terminal plate on the cap plate and electrically connected to the electrode assembly; and an insulation member between and contacting the cap plate and the terminal plate, wherein the insulation member has a peripheral flange that extends away from the terminal plate. | 11-27-2014 |
20140349149 | RECHARGEABLE BATTERY - A rechargeable battery includes a case having an inner space, a first electrode assembly inside the case, a second electrode assembly inside the case, a current collecting member including a first current collecting piece electrically connected to an electrode of the first electrode assembly and a second current collecting piece electrically connected to an electrode of the second electrode assembly, the electrode of the second electrode assembly having a same polarity as the electrode of the first electrode assembly, a first terminal electrically connected to the first current collecting member and protruding outside the case, wherein the first current collecting piece and the second current collecting piece have different lengths. | 11-27-2014 |
20140349141 | BATTERY PACK - A battery pack includes: a battery cell; a first printed circuit board (PCB) including a temperature safety device electrically connected with the battery cell; and a second PCB electrically connected with the first PCB and controlling charging and discharging operation, wherein the first PCB includes a lead tab electrically connected with the temperature safety device, and a base substrate bound with the lead tab by soldering to support the same. The first PCB including the temperature safety device electrically connected with the battery cell and that is arranged on a charging/discharging path of the battery cell may be manufactured through a simplified process. | 11-27-2014 |
20140347013 | BATTERY MANAGEMENT SYSTEM AND METHOD OF DRIVING THE SAME - A battery rack includes: a plurality of battery packs; a plurality of slave battery management systems, each of the slave battery management systems being coupled to a corresponding one of the battery packs, being powered by an operating power, and being configured to use the corresponding one of the battery packs for the operating power in response to receiving a corresponding one of a plurality of operating power changing signals; and a master battery management system coupled to the slave battery management systems and configured to transmit the operating power changing signals to the slave battery management systems. | 11-27-2014 |
20140347012 | BATTERY MANAGEMENT SYSTEM AND METHOD OF DRIVING THE SAME - A battery management system (BMS) and a method of driving the same are disclosed. In one aspect, the BMS includes a first state of charge (SOC) estimator configured to estimate an SOC of a battery using at least one of i) a charge and discharge current of the battery, ii) a voltage of the battery and iii) a temperature of the battery. The BMS also includes a residual capacity estimator, when the estimated SOC is substantially equal to or less than the reference SOC, configured to estimate a current residual capacity using at least one of i) a reference residual capacity calculated from a reference SOC, ii) the measured battery voltage, iii) a first reference voltage, and iv) a second reference voltage. The BMS further includes a second SOC estimator configured to estimate a current SOC based at least in part on the current residual capacity. | 11-27-2014 |