Entries |
Document | Title | Date |
20080213653 | BATTERY PACK - In a battery pack where a fan is housed within a case housing a battery stack, the noise generated from turbulence of a medium that is supplied and exhausted between a fan opening of the fan and the battery stack is reduced. The battery pack has a battery stack, a cooling fan installed adjacent to the battery stack and having a fan opening formed in a top surface for taking in cooling air after cooling the battery stack, an upper case for covering the upper part of the battery stack and the cooling fan, and a junction duct for guiding the cooling air after cooling the battery stack to the fan opening. The junction duct is formed from the duct lower unit having an opening formed at a location facing the fan opening and one wall of the upper case in contact with a lower end and periphery of the duct lower unit. | 09-04-2008 |
20080254346 | BATTERY HAVING FLUID REGULATOR WITH ROTATING VALVE - A fluid consuming battery ( | 10-16-2008 |
20090047570 | Electrochemical battery incorporating internal manifolds - An electrochemical battery includes a plurality of cells, each cell including negative and positive compartments to contain electrolyte solution. A manifold includes an outer manifold plate coupled to an inner manifold plate to supply and return electrolyte solution to the compartments. Each manifold plate includes supply shunt passages to convey electrolyte solution to the cells and return shunt passages to receive electrolyte solution from the cells. | 02-19-2009 |
20090047571 | ELECTROCHEMICAL BATTERY INCORPORATING INTERNAL MANIFOLDS - An electrochemical battery includes a plurality of cells, each cell including negative and positive compartments to contain electrolyte solution. A manifold includes an outer manifold plate coupled to an inner manifold plate to supply and return electrolyte solution to the compartments. Each manifold plate includes supply shunt passages to convey electrolyte solution to the cells and return shunt passages to receive electrolyte solution from the cells. | 02-19-2009 |
20090098445 | Cap assembly, secondary battery having the same, methods of manufacturing cap assembly and secondary battery - A secondary battery includes an electrode assembly, in which two electrodes and a separator interposed between the two electrodes are stacked and wound, a can accommodating the electrode assembly, and a cap assembly arranged on the top of the electrode assembly. The cap assembly includes an upper cap having a protrusion formed on a bottom surface thereof and a groove formed on a top surface thereof. The groove is formed at the same position as the protrusion but on an opposite surface from the protrusion. Components of the cap assembly are welded to the protrusion, and contact resistance between the welded components is reduced. | 04-16-2009 |
20090220852 | Battery pack secured by end plates - In the battery pack, a battery holder accommodates a plurality of cylindrical batteries disposed in a matrix or offset arrangement in a mutually parallel posture. The battery holder includes a holder main body and an end plate respectively connected to opposite ends of the holder main body having a plurality of opposed walls disposed in a mutually parallel posture inside peripheral walls, and also having a storage portion accommodating the cylindrical batteries between the opposed walls. The opposed wall is provided, on its opposite faces, with a protrusion projecting toward the swale between the adjacent cylindrical batteries to constitute a thick portion defining a through-hole extending through in the longitudinal direction of the cylindrical battery. A connection rod is inserted in the through-hole defined in the above-mentioned thick portion, and the end plate is secured to the opposite ends of the holder main body by means of the connection rod. | 09-03-2009 |
20090274950 | ELECTROCHEMICAL CELL, AND SYSTEM COMPRISING AT LEAST ONE ELECTROCHEMICAL CELL AND A HOUSING - The invention is based on an electrochemical cell, having an electrode pack ( | 11-05-2009 |
20100003583 | SECONDARY BATTERY HAVING ELECTROLYTE INJECTION HOLE AND METHOD OF FABRICATING THE SAME - A secondary battery including a cap assembly, the cap assembly including a cap plate having an electrolyte injection hole. The electrolyte injection hole includes a tapered portion having a roughened surface. The secondary battery further includes a sealing member located in the electrolyte injection hole, to seal the electrolyte injection hole. The sealing member includes a cap and a resin coated on the cap. | 01-07-2010 |
20100003584 | BATTERY CELL - An electrochemical cell includes a can having a first end and a second end and a first element provided within the can and including an electrode. The cell also includes a first terminal integrally formed as a part of the can and extending from one of the first or second ends. The cell further includes a terminal assembly directly coupled to the first element and including a stud configured to act as a second terminal. The first end includes a boss that defines an aperture through which the stud extends, wherein the boss at least partially surrounds the stud and a bushing coupled to the stud. | 01-07-2010 |
20100119921 | Device for Supplying Power to a Motor Vehicle - A power supply device for a motor vehicle, in particular a passenger vehicle or a motorcycle, includes a plurality of electrochemical storage cells and/or double-layer capacitors. The electrochemical storage cells and/or double-layer capacitors have a casing surface and, in an axial direction, a base surface and a cover surface which are connected by the casing surface, and each include electrodes. Adjacent to the casing surface of at least one of the storage cells and/or double-layer capacitors, a heat-conducting cooling apparatus is disposed which, although electrically insulated from the at least one storage cell and/or double-layer capacitor, is in thermal contact with a first circumferential section of the casing surface and dissipates the heat energy introduced by the casing surfaces of the at least one storage cell and/or the double-layer capacitor. | 05-13-2010 |
20100159310 | Cap assembly and secondary battery having the same - A cap assembly includes a cap-up and a safety vent wherein an end of the safety vent is bent to cover an end of the cap-up, a first thickness of a first region of the cap-up in contact with the end of the safety vent is smaller than a second thickness of a second region of the cap-up not in contact with the end of the safety vent. | 06-24-2010 |
20100178540 | BATTERIES AND BATTERY SYSTEMS - A non-hermetically sealed, electrochemical power source, includes a first electrode, a second electrode, a separator between the first electrode and the second electrode, and a membrane in fluid communication with an environment external to the battery. The second electrode is between the separator and the membrane. The membrane includes a first portion having a different property, e.g., density, porosity, mass transport resistance, thickness, or gas permeability, than a second portion of the membrane. Methods of designing an electrochemical cell cartridge are also disclosed. | 07-15-2010 |
20100233521 | RECHARGEABLE BATTERY - A rechargeable battery according to an embodiment of the present invention includes an electrode assembly, a case, electrode terminals, a cap plate, and current collecting plates. The electrode assembly includes a first electrode, a separator, and a second electrode. The case contains the electrode assembly. The electrode terminals are electrically connected to respective electrodes. The current collecting plates have support protrusions inserted into an interior of the electrode assembly, and welding protrusions welded to lateral ends of the electrode assembly. | 09-16-2010 |
20100297484 | RECHARGEABLE BATTERY - A rechargeable battery having increased output and capacity, and improved reliability and safety. A rechargeable battery includes: an electrode assembly including a first electrode plate including a plurality of first protrusions extending from an end of the electrode assembly and a second electrode plate including a plurality of second protrusions extending from the end of the electrode assembly, at least one of the plurality of first protrusions or the plurality of second protrusions including a planar portion and a curved portion; a case containing the electrode assembly; and a collector plate coupled to the at least one of the plurality of first protrusions or the plurality of second protrusions and covering at least the curved portion. | 11-25-2010 |
20100323227 | Water refilling plug for battery cells - The invention relates to a water filling connector for automatically filling battery cells, having a cylindrical connector housing ( | 12-23-2010 |
20110045326 | DEVICE AND METHOD FOR COOLING A BATTERY MODULE - In a battery module, having a housing, at least one battery, which is disposed in the housing, at least one inlet opening for introducing a cooling fluid into the housing, and at least one outlet opening for conducting the cooling fluid out of the housing. According to the invention, compressed cooling fluid can be supplied to the at least one inlet opening using a compressor. A reduction of the cooling performance because of heating of the compressed cooling fluid is to be at least partially avoided. Furthermore, the design effort is to be low and the battery module is to be cost-effective to produce. The invention solves a problem in that the cooling fluid can be cooled by a cooling apparatus. | 02-24-2011 |
20110091752 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly having a positive electrode, a negative electrode, and a separator located between the positive electrode and the negative electrode; a case housing the electrode assembly, the case having an opening; a cap assembly including a cap plate coupled to the opening of the case and a vent member on the cap plate adapted to discharge a gas from the case; and a separation member located between the electrode assembly and the cap plate to prevent the electrode assembly from significantly moving toward the cap plate. | 04-21-2011 |
20110223450 | Cascade Redox Flow Battery Systems - A reduction/oxidation (“redox”) flow battery system includes a series of electrochemical cells arranged in a cascade, whereby liquid electrolyte reacts in a first electrochemical cell (or group of cells) before being directed into a second cell (or group of cells) where it reacts before being directed to subsequent cells. The cascade includes 2 to n stages, each stage having one or more electrochemical cells. During a charge reaction, electrolyte entering a first stage will have a lower state-of-charge than electrolyte entering the nth stage. In some embodiments, cell components and/or characteristics may be configured based on a state-of-charge of electrolytes expected at each cascade stage. Such engineered cascades provide redox flow battery systems with higher energy efficiency over a broader range of current density than prior art arrangements. | 09-15-2011 |
20110293974 | Battery pack - A battery pack including a housing for accommodating a plurality of secondary batteries; a cooling unit for cooling the secondary batteries, the cooling unit including an inlet through which a cooling fluid flows in and an outlet through which the cooling fluid flows out; and a terminal unit detachably connectable to the cooling unit, the terminal unit including a first terminal for circulating the cooling fluid. | 12-01-2011 |
20110300421 | ELECTRIC POWER SOURCE DEVICE - An electric power source device has multiple layered battery cells which are electrically connected in series and/or in parallel. The battery cells are accommodated in a battery casing, which has a heat insulating structure at a portion surrounding the battery cells. The power source device further has a heating unit between lower surfaces of the battery cells and a bottom plate of the battery casing. A heat storage layer is further provided between the heating unit and the bottom plate for storing the heat generated at the heating unit. | 12-08-2011 |
20110318618 | BATTERY ASSEMBLY WITH COOLING - A battery assembly has a structure that can effectively cool batteries. A battery assembly according to an exemplary embodiment of the present invention includes a housing, a first battery pack in the housing, and a second battery pack in the housing, the second battery pack being spaced from the first battery pack with a first flow path therebetween, wherein a second flow path is between the battery packs and an inner surface of the housing. | 12-29-2011 |
20110318619 | Metal Halogen Electrochemical Cell System - A metal halogen electrochemical energy cell system that generates an electrical potential. One embodiment of the system includes at least one cell including at least one positive electrode and at least one negative electrode, at least one electrolyte, a mixing venturi that mixes the electrolyte with a halogen reactant, and a circulation pump that conveys the electrolyte mixed with the halogen reactant through the positive electrode and across the metal electrode. Preferably, the positive electrode comprises porous carbonaceous material, the negative electrode comprises zinc, the metal comprises zinc, the halogen comprises chlorine, the electrolyte comprises an aqueous zinc-chloride electrolyte, and the halogen reactant comprises a chlorine reactant. Also, variations of the system and a method of operation for the systems. | 12-29-2011 |
20120088131 | MIDDLE OR LARGE-SIZED BATTERY PACK CASE PROVIDING IMPROVED DISTRIBUTION UNIFORMITY IN COOLANT FLUX - Disclosed herein is a middle or large-sized battery pack case in which a battery module having a plurality of stacked battery cells or unit modules (‘unit cells’), which can be charged and discharged, is mounted, wherein the battery pack case is provided at an upper part and a lower part thereof with a coolant inlet port and a coolant outlet port, respectively, which are directed in opposite directions such that a coolant to cool the unit cells can flow from one side to the other side of the battery module in the direction perpendicular to the stacking direction of the unit cells, the battery pack case is further provided with a flow space (‘coolant introduction part’) extending from the coolant inlet port to the battery module and another flow space (‘coolant discharge part’) extending from the battery module to the coolant outlet port, an upper end inside of the coolant introduction part facing the top of the battery module is configured so that the distance between the upper end inside of the coolant introduction part and the top of the battery module decreases toward an end of the battery pack case opposite to the coolant inlet port, and a downwardly projected portion to guide the coolant to the battery module is formed at the upper end inside of the coolant introduction part so that the rugged portion extends a predetermined distance from the end of the battery pack case opposite to the coolant inlet port. | 04-12-2012 |
20120107653 | Secondary battery - A secondary battery including an electrode assembly, the electrode assembly including a first electrode plate, a separator, and a second electrode plate; a collecting plate electrically connected to the electrode assembly; a case accommodating the electrode assembly and the collecting plate; a cap plate sealing the case; and an electrode terminal passing through the cap plate and electrically connected to the collecting plate, wherein the cap plate includes an injection inlet at a side thereof, the injection inlet includes a blocking member therein, and the blocking member and the injection inlet are covered with a stopper. | 05-03-2012 |
20120114990 | SECONDARY BATTERY HAVING IMPROVED SAFETY - Provided are a secondary battery, a battery module, and a battery pack, which have improved safety. Particularly, since a bulletproof material is disposed on the inside and/or the outside of an exterior part, even when a conductive needle-shaped member penetrates a secondary battery, heating, burning, discharge of evaporated electrolyte, and electrical contact between the needle-shaped member and an electrode can be prevented, thereby improving safety of the secondary battery, the battery module, and the battery pack. | 05-10-2012 |
20120121948 | PRISMATIC SEALED RECHARGEABLE BATTERY, BATTERY MODULE, AND BATTERY PACK - A prismatic sealed rechargeable battery includes a substantially prismatic battery case that accommodates an electrode plate assembly and an electrolyte solution. The battery case is formed of metal. On a side face of the battery case, a thin plate is provided which has a plurality of protruding portions formed in parallel at appropriate intervals. The protruding portion and the side face form spaces opened at both ends therebetween. The thin plate is bonded to the side face of the battery case by making flat portions between the protruding portions into surface-contact with the side face, thereby improving cooling capability of the battery. | 05-17-2012 |
20120129022 | ELECTROCHEMICAL DEVICE, METHOD, AND ASSEMBLY - An electrochemical device is disclosed that includes a plurality of cells that each include a face, wherein a terminal is disposed on the faces of each respective cell. A bus bar has a bus bar height and electrically couples the terminals from cell-to-cell within the electrochemical device. A plurality of sheets are disposed between the plurality of cells, the plurality of sheets are substantially the same height as the combined, height of each cell and bus bar. | 05-24-2012 |
20120148886 | BATTERY SYSTEM FOR A MOTOR VEHICLE HAVING AT LEAST ONE ELECTROCHEMICAL CELL AND AT LEAST ONE LATENT HEAT ACCUMULATOR - A battery system for a motor vehicle is described having at least one electrochemical cell and at least one latent heat accumulator, in which the latent heat accumulator has a phase-change material as the storage medium. A crystallization initiation device is provided for triggering an exothermic phase transition of the phase-change material, the crystallization initiation device being triggered with the aid of a control unit. | 06-14-2012 |
20120148887 | BATTERY UNIT - A battery unit (1) with a stack (2) of flat cells (3), with metal cooling sheets (4) between the cells, which have at least one bended edge (5), with the edges (5) of adjacent metal cooling sheets (4) aligned in the same direction and with the bending partially overlapping in order to form die gaps (6) which are also aligned in the same direction. | 06-14-2012 |
20120171532 | MIDDLE OR LARGE-SIZED BATTERY PACK OF IMPROVED COOLING EFFICIENCY - Disclosed is a battery pack configured to have a structure in which two or more battery modules, each including a plurality of battery cells or unit modules (unit cells) which can be charged and discharged, are mounted in a space defined between a pack case and a base plate, wherein cooling members, each including a heat dissipation fin disposed in contact with outsides of corresponding ones of the unit cells and a coolant conduit connected to a lower end of the heat dissipation fin to allow a coolant to flow therealong, are mounted at interfaces between the unit cells, the base plate, located below the battery modules, is configured to form a coolant flow channel having a coolant flow direction corresponding to the coolant flow direction in the coolant conduit, the pack case is coupled to the base plate in a state in which the battery modules are mounted on the base plate. | 07-05-2012 |
20120177960 | ELECTRIC STORAGE DEVICE AND ELECTRIC STORAGE APPARATUS - A cell includes a case having a plurality of walls, a power generating element housed in the case in a state of being away from an inner surface of a bottom surface of the case, and a heat transfer member in contact with an outer surface of the bottom surface of the case. | 07-12-2012 |
20120183822 | BATTERY PACK HAVING NOVEL COOLING STRUCTURE - Disclosed herein is a battery pack having a plurality of battery cells or unit modules (‘unit cells’), which can be charged and discharged, mounted in a pack case. | 07-19-2012 |
20120214032 | SECONDARY BATTERY WITH IMPROVED DESTRATIFICATION - The present disclosure relates to lead-acid batteries and the manufacture of lead-acid batteries containing acid pump devices to promote the circulation of electrolyte within the battery and/or battery cells to reduce acid stratification and improve battery performance. In various embodiments, battery cell components are assembled within an acid pump assembly that encloses the battery cell components on at least the bottom and ends. In various embodiments, at least a portion of the acid pumps may be integrally molded with or secured to various parts of the battery housing including the cover, side walls, and cell walls. In various embodiments; space for the acid pumps is created by varying the shape of the battery housing (e.g., the side walls or cell walls) and/or by modifying the shape, size, and or position of one or more of the battery electrodes or separators. | 08-23-2012 |
20120237804 | BATTERY PACK - A battery pack capable of improving heat dissipation characteristics and reducing the temperature variation between cells. A battery pack includes at least one battery module including a plurality of battery cells aligned in one direction, a housing that accommodates the at least one battery module and includes a coolant flow path arranged therein and a junction box arranged at a predetermined location in a vicinity of the battery module, the junction box having a sleeve arranged parallel to the coolant flow path. | 09-20-2012 |
20120270081 | BATTERY UNIT - A battery unit includes a plurality of battery cells and a cooling substrate. The battery cells are disposed so as to hold the cooling substrate therebetween. A face of the battery cell other than a terminal face thereof where terminals are provided is attached to a cooling surface of the cooling substrate so as to transfer heat between the cooling surface and the face attached thereto. | 10-25-2012 |
20120276425 | BATTERY - To provide a battery that provides a simple and easy configuration to promote removal of air bubbles occurring in a stacked electrode body, and thereby improves battery performance. Provided is a battery, which includes a stacked electrode body formed by stacking a first electrode plate and a second electrode plate through a separator, an electrolytic solution or an electrolyte, a battery case that has a first electrode terminal electrically connected to the first electrode plate and a second electrode terminal electrically connected to the second electrode plate and that stores the electrolytic solution or the electrolyte and the stacked electrode body, and a squeeze section, which is located between the stacked electrode body and the battery case and formed as one body the battery case or separately from the battery case, and in which the thickness thereof is reduced toward each of a plurality of squeeze directions. | 11-01-2012 |
20120288737 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A non-aqueous electrolyte secondary battery ( | 11-15-2012 |
20120295143 | ELECTROCHEMICAL ENERGY STORE AND ASSEMBLY OF A PLURALITY OF SUCH ELECTROCHEMICAL ENERGY STORES - The invention relates to an electrochemical energy store ( | 11-22-2012 |
20120308856 | SHUNT CURRENT RESISTORS FOR FLOW BATTERY SYSTEMS - Shunt currents in electrochemical systems with liquid electrolytes are reduced by placing shunt resistors in electrolyte flow paths. Shunt resistors substantially increase electrical resistance in electrolyte flow channels by interrupting the physical continuity of liquid through their length. Some shunt resistors also provide a flow metering, pumping or flow-resisting functions for improved electrolyte flow control. | 12-06-2012 |
20120308857 | Method and Apparatus for Maintaining Cell Wall Integrity Using a High Yield Strength Outer Casing - A method and apparatus is provided in which a pre-formed secondary can comprised of one or more layers of a high yield strength material is positioned around the pre-formed battery case, the pre-formed secondary can inhibiting the flow of hot, pressurized gas from within the battery through perforations formed in the battery casing during a thermal runaway event. | 12-06-2012 |
20120315519 | BATTERY MODULE - A battery module includes a plurality of battery cells and a plurality of cell barriers. Each cell barrier is between adjacent battery cells of the plurality of battery cells and includes at least one flange. The flange has a first flange portion and a second flange portion. The first flange portion has a first sealing edge extending therefrom and overlapping a first lateral side of one of the adjacent battery cells, and the second flange portion has a second sealing edge extending therefrom and overlapping a second lateral side of another of the adjacent battery cells. | 12-13-2012 |
20120321921 | BATTERY COOLING APPARATUS FOR ELECTRIC VEHICLE - A battery pack apparatus has a plurality of battery cell units that are stacked together in generally parallel relation. The battery cell units are configured to define converging air flow spaces therebetween. An air inlet header provides a converging air inlet plenum that is situated adjacent one side of the battery cell units and an air outlet header provides a diverging air outlet plenum that is situated adjacent an opposite side of the battery cell units. A blower or fan forces air into the air inlet plenum. The air flows through the air flow spaces between the battery cell units to cool the battery cell units. The speed of the air increases as it advances through the air inlet plenum and the plurality of air flow spaces. | 12-20-2012 |
20120328916 | BATTERY FOR A MOTOR VEHICLE - A battery for a motor vehicle includes a battery housing in which at least one cell group having a plurality of electrochemical cells is accommodated, wherein the cells of a cell group are held on a respective cell carrier, wherein a cover part of the cell carrier includes a coolant conduit for cooling the cells of the cell group. The cell carrier thus combines a holding function and a cooling function, and for this reason such a battery has a particularly simple design and is particularly lightweight. Good heat dissipation is ensured by the large surface area of the cover part. | 12-27-2012 |
20130011704 | Redox Flow Battery System with Multiple Independent Stacks - A redox flow battery system is provided with independent stack assemblies dedicated for charging and discharging functions. In such a system, characteristics of the charging stack assembly may be configured to provide a high efficiency during a charging reaction, and the discharging stack may be configured to provide a high efficiency during a discharging reaction. In addition to decoupling charging and discharging reactions, redox flow battery stack assemblies are also configured for other variables, such as the degree of power variability of a source or a load. Using a modular approach to building a flow battery system by separating charging functions from discharging functions, and configuring stack assemblies for other variables, provides large-scale energy storage systems with great flexibility for a wide range of applications. | 01-10-2013 |
20130011705 | TEMPERATURE CONTROL DEVICE FOR THE TEMPERATURE CONTROL OF A BATTERY AND METHOD FOR THE PRODUCTION OF A TEMPERATURE CONTROL DEVICE - A temperature control device is provided for the temperature control of a battery. The temperature control device has an upper part with an upper side and an underside, which has on the upper side a thermal interface to the battery. Furthermore, the temperature control device has at least one lower part, which has an embossed structure in order to embody a sealing edge and to embody a cavity for guiding temperature control fluid. The sealing edge is arranged on an upper side of the lower part, and is connectable to the underside of the upper part in a fluid-tight manner. | 01-10-2013 |
20130022845 | Battery Module System - A battery module is disclosed where the battery module includes a variety of internal components. In one example, microcellular polyurethane pads are positioned between walls of the battery module and internal components of the battery module to reduced degradation that may be caused by operating the battery module in a vehicle. The pads may reduce vibration and interference between the battery module walls and interior battery components so that battery module life may be extended. | 01-24-2013 |
20130059180 | BATTERY PACK - A battery pack includes a plurality of battery modules including at least a first group of the battery modules and a second group of the battery modules, a first coolant flow pathway through the battery modules of the first group and the second group, a second coolant flow pathway along an exterior of the battery modules of the first group, and a converging coolant flow pathway connected with the first coolant flow pathway, the converging coolant flow pathway being disposed downstream of the first group of the battery modules, the converging coolant flow pathway joining the second coolant flow pathway with the first coolant flow pathway. | 03-07-2013 |
20130071707 | BATTERY COOLING SYSTEM - A battery cooling system includes a battery and a plurality of battery cooler pipes disposed adjacent the battery. Each of the battery cooler pipes is spaced apart and substantially parallel to an adjacent one of the battery cooler pipes. A clamping element is disposed adjacent at least one of the battery cooler pipes. The clamping element configured to urge the battery cooler pipes against at least a portion of the battery. The clamping element includes a plurality of clamping wings extending outwardly from a center portion of the clamping element. Each of the clamping wings of the clamping element is disposed adjacent at least one of the battery cooler pipes. The battery cooling system may further include a carrier disposed adjacent the center portion of the clamping element to absorb spring forces of the clamping wings. | 03-21-2013 |
20130089764 | BATTERY ASSEMBLY - A battery assembly includes a housing having an inside surface and an outside surface. The outside surface has a bottom portion, a side portion, and a junction portion between the bottom portion and the side portion. The inside surface defines an internal cavity, and a drain aperture extends through the wall from the outside surface to the cavity at the junction portion. At least one battery cell is disposed within the cavity. A contact is coupled to the housing and is in electrical communication with the battery cell. | 04-11-2013 |
20130108902 | MULTI-CELL BATTERY ASSEMBLY | 05-02-2013 |
20130122334 | AQUEOUS ELECTROLYTE LITHIUM SULFUR BATTERIES - Provided are lithium sulfur battery cells that use water as an electrolyte solvent. In various embodiments the water solvent enhances one or more of the following cell attributes: energy density, power density and cycle life. Significant cost reduction can also be realized by using an aqueous electrolyte in combination with a sulfur cathode. For instance, in applications where cost per Watt-Hour (Wh) is paramount, such as grid storage and traction applications, the use of an aqueous electrolyte in combination with inexpensive sulfur as the cathode active material can be a key enabler for the utility and automotive industries, providing a cost effective and compact solution for load leveling, electric vehicles and renewable energy storage. | 05-16-2013 |
20130130078 | BATTERY HOUSING FOR HOLDING ELECTROCHEMICAL ENERGY STORAGE DEVICES - A battery housing surrounds at least one but preferably a multiplicity of electrochemical energy storage devices. The battery housing has at least one but preferably a multiplicity of cell compartments to hold these electrochemical energy storage devices. The surface of the battery housing consists of four side surfaces, a bottom surface and a top surface, with the side surfaces being formed by the cell compartment elements. Two electrochemical energy storage devices are preferably arranged in one cell compartment. In particular, an elastic equalizing element is arranged between two electrochemical energy storage devices. The cell compartments are formed by cell compartment elements. In particular, a cell compartment element forms at least one cell compartment, and two cell compartment elements preferably form one cell compartment. The cell compartments can be closed, in particular, by a cover element. | 05-23-2013 |
20130149575 | Electric Vehicle Battery with Series and Parallel Fluid Flow - A fluid cooled series/parallel battery pack is provided with a fluid flow system. A plurality of prismatic battery cells are arranged in parallel in two or more rows. Fluid flows in a series flow configuration from an upstream row of batteries to a downstream row of batteries. A bypass passageway provides additional fluid flow to an inner plenum located between the rows of batteries to reduce pressure drop and provide more uniform temperatures within the rows of battery cells. | 06-13-2013 |
20130157088 | BATTERY CELL DESIGN AND METHOD OF COOLING BATTERY CELLS - The battery cell design includes a battery cell component comprises a current conducting element, that includes at least a portion that is hollow, further component is configured to be located within a battery cell. Another embodiment of the component comprises a first element that defines a first fluid path therein; and a second element that defines a second fluid path, wherein the two fluid paths are in communication with each other, further wherein the battery cell component is configured to conduct electric current. A battery cell and battery cell assembly that uses the component, and a method of cooling a battery assembly is also disclosed. The present invention has been described in terms of specific embodiment(s), and it is recognized that equivalents, alternatives, and modifications, aside from those expressly stated, are possible and within the scope of the appending claims. | 06-20-2013 |
20130157089 | SHOVEL - An upper rotating body is rotatably mounted on a lower running body. A power storage module is mounted on the upper rotating body. The power storage module includes a plurality of power storage cells. Each of the plurality of power storage cells accumulates electric energy. A heat absorbing plate is disposed between the power storage cells. The heat absorbing plate is thermally coupled to the power storage cells, and a flow channel circulating cooling medium is formed in the inner portion of the heat absorbing plate. A cooling medium supply device makes the cooling medium flow into the flow channel formed in the inner portion of the heat absorbing plate. | 06-20-2013 |
20130157090 | SECONDARY BATTERY, AND METHOD FOR MANUFACTURING SECONDARY BATTERY - A lithium ion secondary battery (secondary battery) is provided with a wound electrode body formed by a positive electrode plate and a negative electrode plate overlapping each other with a separator therebetween and being wound around an axis. The wound electrode body comprises a one side fluid flow restrictor which is formed in one axial end portion of the electrode body central part thereof and suppresses the flow of an electrolytic solution through the one axial end portion, and the other side fluid flow restrictor which is formed in the other axial end portion of the electrode body central part and suppresses the flow of the electrolytic solution through the other axial end portion. | 06-20-2013 |
20130164576 | BATTERY MODULE - A battery module includes a plurality of battery cells, and a heat exchanging member adjoining the plurality of battery cells in heat exchanging relationship therewith. The heat exchanging member includes a plurality of tubes arranged therein, and each tube defines a plurality of heat exchanging medium flow passageways therein. | 06-27-2013 |
20130164577 | MODULE MOUNTING AND STRUCTURE WITH ADAPTOR PLATE - A modular battery pack and method of making a battery pack. The modular structure includes an open box with an interlocking features to allow for flexibility in assembly of numerous battery pack configurations. The design is such that numerous sub-module assemblies are formed that can be fastened, connected or otherwise secured to a tray, frame or other underlying primary support structure. Aligned stacks of individual battery cells can be placed within the volume defined within the box-like structure so that portions of the box-like structure move in response to a spring-like force imparted by the stack of battery cells. Adapter plates facilitate the modular construction by an interlocking connection between the box-like structure and the underlying support structure. | 06-27-2013 |
20130177790 | BATTERY CARTRIDGE - The present invention relates to a battery cartridge which can be freely arranged and configured, and which has superior performance for protection, insulation and heat dissipation of unit battery cells. The battery cartridge according to an embodiment of the present invention comprises a plurality of unit cells generating current; a cover contacting one surface of the plurality of unit cells to dissipate heat; and an inner cartridge member disposed between an edge of the plurality of unit cells and the cover. | 07-11-2013 |
20130177791 | Electrical Storage Apparatus - An electrical storage apparatus | 07-11-2013 |
20130183555 | COOLING SYSTEM FOR VEHICLE BATTERIES - The present disclosure relates to a cooling system for a vehicle battery, having: a cooling plate; an inlet manifold configured to supply fluid from a heat exchanger to the cooling plate; an outlet manifold configured to return fluid to the heat exchanger; and a plurality of micro-conduits formed in the cooling plate, configured to deliver fluid between the inlet manifold and outlet manifold. | 07-18-2013 |
20130196194 | SECONDARY BATTERY - A secondary battery that includes at least two electrode assemblies positioned in parallel and having a space between the electrode assemblies. Further, the secondary battery includes at least two electrode tabs contained within the at least two electrode assemblies. A battery case is provided having at least one accommodating portion containing the at least two electrode assemblies. | 08-01-2013 |
20130224538 | ORGANIC NON-AQUEOUS CATION-BASED REDOX FLOW BATTERIES - The present invention provides a non-aqueous redox flow battery comprising a negative electrode immersed in a non-aqueous liquid negative electrolyte, a positive electrode immersed in a non-aqueous liquid positive electrolyte, and a cation-permeable separator (e.g., a porous membrane, film, sheet, or panel) between the negative electrolyte from the positive electrolyte. During charging and discharging, the electrolytes are circulated over their respective electrodes. The electrolytes each comprise an electrolyte salt (e.g., a lithium or sodium salt), a transition-metal free redox reactant, and optionally an electrochemically stable organic solvent. Each redox reactant is selected from an organic compound comprising a conjugated unsaturated moiety, a boron cluster compound, and a combination thereof. The organic redox reactant of the positive electrolyte is selected to have a higher redox potential than the redox reactant of the negative electrolyte. | 08-29-2013 |
20130230751 | THREE-DIMENSIONAL SUPERCAPACITORS AND BATTERIES WITH HIGH ENERGY DENSITIES - A three-dimensional electrode architecture for a supercapacitor and/or battery characterized by high power density and high energy density includes at least one negative electrode and at least one positive disposed in an interpenetrating manner. Also disclosed are corresponding or associated three-dimensional supercapacitors or batteries as well as methods for making the same. | 09-05-2013 |
20130244067 | BATTERY PACK - A battery pack includes unit cells and holders for sandwiching the unit cells. The holder includes a holding portion which holds the unit cell such that an electrode of the unit cell projects from between the holder and another holder sandwiching the unit cell, and a plurality of projecting portions which project in a direction in which the electrode projects from the holding portion and face each other across the electrode projecting from the holding portion. The projecting portion includes a passage which is formed along a direction, in which the unit cell is sandwiched, and is configured to flow fluid, and an opening which communicates with the passage and is open toward the electrode projecting from the holding portion. | 09-19-2013 |
20130252043 | System and Method for Controlling Humidity in a Battery Module - A method for reducing moisture in a battery enclosure is presented. The method may reduce battery degradation during some conditions. In one example, moisture is controlled in a battery enclosure by a desiccant material. In another example, moisture is controlled in a battery enclosure by periodically passing electrical current through a Peltier device. | 09-26-2013 |
20130260194 | Apparatus and Method for Manufacturing a Modular Battery Pack with Fluid Circulation Tube and Interleaved Fins - A battery pack includes at least one serpentine fluid circulation tube that extends around part of the periphery of a plurality of electric cells. First and second segments of the tube are disposed adjacent a first and a second edge of a first set of the plurality of electric cells. The sets of electric cells are disposed in an alternating arrangement. A first fin and a second fin are provided between each of the electric cells. The fins have a reverse turn wrapped around the segments of the tube. The fins have internal ends that are disposed between the electric cells and the tube segments. The battery pack may be assembled by folding the fins around the electric cells and the tube or by preforming folded sheets that define thermal fins and assembling the folded sheets over segments of the tube from opposite sides of the electric cells. | 10-03-2013 |
20130295422 | COOLING MEMBER OF IMPROVED ASSEMBLY EFFICIENCY AND BATTERY MODULE EMPLOYED WITH THE SAME - Disclosed herein is a cooling member mounted at a top or a bottom of a battery module configured to have a structure in which a plurality of unit modules, each of which includes one or more battery cells, is arranged in a lateral direction or a battery pack configured to have a structure in which a plurality of battery modules is arranged in a lateral direction to remove heat generated from the battery cells during charge and discharge of the battery cells. | 11-07-2013 |
20130309531 | WATER-COOLING PLATE UNIT FOR BATTERY SET - A water-cooling plate unit for a battery set includes a first plate, a second plate and a channel assembly. The first plate is covered by the second plate. The channel assembly is formed by a stamping process to have a first separating piece and a second separating piece. The first separating piece and the second separating piece are provided between the first plate and the second plate in such a manner that a channel is formed there between. The channel formed by the stamping process can make the whole water-cooling plate unit to have a compact size and a reduced product cost by using fewer materials. Further, the water-cooling plate unit can be assembly with the battery set and exhibit an improved heat-dissipating efficiency to the battery set. | 11-21-2013 |
20130316202 | BATTERY CELL HOLDER OF IMPROVED CONNECTING RELIABILITY AND BATTERY MODULE EMPLOYED WITH THE SAME - Disclosed is a battery cell holder configured so that a cylindrical battery cell is mounted therein, the battery cell holder including an upper cover including a first main body to cover an upper part of the battery cell in a state in which a first electrode terminal of the battery cell is exposed and at least one first extension fastening part extending downward from the first main body and a lower cover including a second main body to cover a lower part of the battery cell in a state in which a second electrode terminal of the battery cell having a polarity opposite to that of the first electrode terminal is exposed and at least one second extension fastening part extending upward from the second main body. | 11-28-2013 |
20140011059 | POWER SUPPLY DEVICE AND VEHICLE EQUIPPED THEREWITH - A power supply device includes a battery cell stack ( | 01-09-2014 |
20140023893 | SECONDARY BATTERY DEVICE - According to one embodiment, a secondary battery device includes a plurality of secondary battery cells and a resin case including a plurality of wall portions defining a plurality of accommodation sections, which are configured to individually accommodate the secondary battery cells. At least one of the wall portions defining each of the accommodation sections includes a plurality of pressure springs molded integrally with the wall portion from a synthetic resin and configured to press and position each of the secondary battery cells accommodated in the accommodation sections. | 01-23-2014 |
20140030560 | BATTERY WITH SOLID STATE COOLING - A battery is provided with solid state cooling means so that it may operate within a predetermined operating temperature range is described. Suitably such a battery may be a high voltage-high current battery intended for use in a vehicle propelled by an electric motor such as a hybrid or electric vehicle. A plurality of thermoelectric assemblies is positioned in thermal contact with the assembled cells and/or modules which comprise the battery. These assemblies may be appropriately powered to pump heat from the battery responsive to a plurality of temperature sensors associated with individual cells or modules so that the battery temperature is maintained within the predetermined temperature range. The thermoelectric assemblies may also be powered to pump heat to the battery to more rapidly increase its temperature to the predetermined operating range under low temperature conditions. | 01-30-2014 |
20140030561 | BATTERY MODULE OF EXCELLENT HEAT DISSIPATION PROPERTY AND HEAT EXCHANGE MEMBER - Disclosed herein is a battery module including two or more plate-shaped battery cells sequentially stacked, wherein each of the plate-shaped battery cells is constructed in a structure in which an electrode assembly of a cathode/separator/anode structure is mounted in a battery case formed of a laminate sheet including a resin layer and a metal layer, and a heat exchange member, including a plurality of heat exchange plates and a frame to which the heat exchange plates are connected, is mounted at one side of a stack of the battery cells for removing heat generated from the battery cells during the charge and discharge of the battery cells. | 01-30-2014 |
20140030562 | BATTERY - According to one embodiment, a battery includes an electrode group, a tab, a conductive nipping member, a case, a lid and a lead. The conductive nipping member includes first and second nipping sections. The first and second nipping sections divide the tab into two bundles in which portions of the tab are laminated onto each other in a thickness direction of the electrode group. The lead includes a connecting section connected electrically to a terminal, and current collecting sections which are two sections branched from the connecting section and sandwiching the nipping member. | 01-30-2014 |
20140030563 | SECONDARY BATTERY MODULE - A secondary battery module | 01-30-2014 |
20140038012 | Thermal Gap Pad for a Prismatic Battery Pack - A battery pack includes at least one voltaic cell module. A substrate is mechanically coupled to the module and configured to receive excess heat therefrom. A section of an electrically insulating thermal gap pad is arranged between the module and the substrate. The pad includes a dielectric sheet supporting a deformable layer. | 02-06-2014 |
20140050952 | BATTERY MODULE - A battery module is provided. The battery module includes a battery cell and a heat exchanger disposed adjacent to the battery cell. The battery module further includes a cooling manifold having a tubular wall, a first fluid port, and a ring shaped member. The tubular wall defines an interior region and having first and second end portions. The first fluid port extends outwardly from an outer surface of the tubular wall and fluidly communicates with the interior region of the tubular wall. The ring shaped member is disposed on an outer surface of the first fluid port a predetermined distance from the outer surface of the tubular wall. | 02-20-2014 |
20140087218 | VALVE REGULATED LEAD-ACID BATTERY - A valve regulated lead-acid battery includes a positive electrode plate, a retainer mat and a negative electrode plate housed in a container and holding an electrolyte solution respectively. The electrolyte solution contains colloidal silica and lithium ions. | 03-27-2014 |
20140120390 | BATTERY CELL ASSEMBLY AND METHOD FOR MANUFACTURING A COOLING FIN FOR THE BATTERY CELL ASSEMBLY - A battery cell assembly is provided. The assembly includes a cooling fin having a tube and a flexible thermally conductive sheet disposed on the tube. The tube has first, second, and third tube portions. The first and second tube portions are substantially perpendicular to one another. The third tube portion is substantially perpendicular to the first and second tube portions and extends between the first and second tube portions. The sheet is coupled to at least the first and second tube portions and has a first sheet portion extending between the first and second tube portions. The assembly further includes a battery cell disposed against the first sheet portion of the sheet of the cooling fin. | 05-01-2014 |
20140120391 | BATTERY ASSEMBLY - A battery assembly including a frame including a pair of side plates that include a plurality of guide grooves and a bottom plate connected to the side plates; a plurality of barriers each including a pair of side panels, a lower panel, an upper panel, a plurality of protrusions that are protruded from the side panels, and a dividing panel, wherein the plurality of protrusions are inserted into the plurality of guide grooves to slidably move along the guide grooves upon being mounted on the frame, and a plurality of batteries that are respectively accommodated by the barriers, wherein the barriers are stacked such that the dividing panels of the adjacent barriers face one another. | 05-01-2014 |
20140134466 | SOLID BATTERY - Provided is a solid battery which can inhibit degradation. The present invention is a solid battery including an electrode body having a pair of electrode layers and a solid electrolyte layer disposed between the pair of electrode layers and an exterior body which houses the electrode body, wherein a water absorbent is provided inside the exterior body, and a heat insulating material is disposed between the water absorbent and the electrode body. | 05-15-2014 |
20140154538 | BATTERY PACK - A battery pack includes a space as a heat carrier flow path that is formed between the adjacent battery modules; and protrusions that protrude toward an inside of the space, and that are arranged on surfaces of opposing surfaces and that define the space. The protrusions have a longitudinal direction when viewed from a protruding direction. The plurality of protrusions arranged on one surface of the opposing surfaces and the plurality of protrusions arranged on the other surface of the opposing surfaces are arranged in positions that are offset, in a flow direction of the heat carrier, from positions that oppose each other across the space. The longitudinal direction of the protrusions arranged on the one surface and the longitudinal direction of the protrusions arranged on the other surface are inclined in the same direction, with respect to the flow direction. | 06-05-2014 |
20140162094 | ELECTROCHEMICAL ELEMENT - The purpose of the present invention is to provide an electrochemical element to which a high-concentration and high-viscosity electrolyte is supplied. The electrolyte is dispersed and supplied instantaneously to the electrochemical element in a small fixed quantity. | 06-12-2014 |
20140178722 | BATTERY MOUNTING AND COOLING SYSTEM - A battery system is provided in which the batteries are mounted between a pair of substrates, the system further including at least one cooling tube mounted next to the batteries, the cooling tube used to withdraw heat from the batteries via a circulating liquid coolant. | 06-26-2014 |
20140178723 | BATTERY BLOCK AND BATTERY MODULE COMPRISING SAME - A battery block includes a plurality of tubular batteries arranged and housed in a holder. Each of the batteries includes a first external terminal, and a second external terminal. The holder includes a first holder having first tubular housing portions housing upper portions of the batteries in an axis direction, and a second holder having second tubular housing portions housing lower portions of the batteries in the axis direction. The first holder electrically connects the first external terminals together. The second holder electrically connects the second external terminals together. | 06-26-2014 |
20140193678 | RECHARGEABLE BATTERY AND MODULE OF THE SAME - A rechargeable battery includes an electrode assembly that performs charging and discharging; a case in which the electrode assembly is installed; a cap plate coupled to the case; an electrode terminal coupled to a terminal hole of the cap plate; and an insulator between the cap plate and the electrode terminal. The electrode includes a flow path that supplies a cooling fluid to a portion of the electrode terminal coupled with the insulator. | 07-10-2014 |
20140199566 | DRYING DEVICE AND BATTERY SYSTEM AND MOTOR VEHICLE HAVING SAID DRYING DEVICE - A drying device includes a desiccant cartridge having a desiccant to reduce a moisture content of a gas located in an inner chamber of a housing. The drying device has a protective chamber which is configured to be introduced into the housing in a liquid-tight manner with respect to the inner chamber and which is connected to the internal space in a gas-conducting manner. The desiccant cartridge is arranged in the protective chamber. A battery system includes the drying device and a motor vehicle includes the battery system. | 07-17-2014 |
20140205875 | BATTERY SYSTEM HAVING BATTERY CELLS AND AN APPARATUS FOR CONTROLLING THE TEMPERATURE OF THE BATTERY CELLS - A battery system includes a plurality of battery cells connected to one another and includes an apparatus configured to control the temperature of the plurality of battery cells. The apparatus includes at least one hollow body through which a coolant flows and includes at least one heat conducting element having at least one first contact region and at least one second contact region. The at least one first contact region has a planar configuration and is in thermal contact with a side face of at least one battery cell of the plurality of battery cells. The at least one second contact region is arranged on the at least one hollow body such that the at least one second contact region is in thermal contact with the at least one hollow body. | 07-24-2014 |
20140205876 | ELECTRICAL STORAGE DEVICE AND SPACER - An electrical storage device includes electrical storage elements ( | 07-24-2014 |
20140212712 | Reduced-Area Current Collectors for Rechargeable Batteries - A novel electrode current collector design that can improve performance and extend cycle life for rechargeable batteries based on metal electrodeposition is disclosed. The novel electrode current collector has a reduced effective surface area that can help to balance efficiencies between battery electrodes and to ensure non-uniform electrodeposition of metal onto the anode current collector during charge. One result is mitigation of internal short circuits that can cause a battery to fail prematurely. | 07-31-2014 |
20140212713 | BATTERY PACK - A battery pack includes a plurality of battery modules including at least a first group of the battery modules and a second group of the battery modules, a first coolant flow pathway through the battery modules of the first group and the second group, a second coolant flow pathway along an exterior of the battery modules of the first group, and a converging coolant flow pathway connected with the first coolant flow pathway, the converging coolant flow pathway being disposed downstream of the first group of the battery modules, the converging coolant flow pathway joining the second coolant flow pathway with the first coolant flow pathway. | 07-31-2014 |
20140272494 | BATTERY SYSTEM WITH INTERNAL COOLING PASSAGES - A multi-cell battery system is disclosed including a plurality of battery sub-assemblies and a plurality of heat exchange members stacked together along a longitudinal axis. Each of the plurality of heat exchange members defines a heat exchange passageway through the battery system. | 09-18-2014 |
20140272495 | BATTERY SYSTEM WITH COOLED ELECTRICAL CONNECTORS - A multi-cell battery system is disclosed including a plurality of battery sub-assemblies stacked together along a longitudinal axis, and an electrical connector between the battery sub-assemblies. A heat exchange passageway passes across the electrical connector to cool the battery system. An exemplary electrical connector includes a plurality of heat transfer features to promote cooling of the battery system. | 09-18-2014 |
20140287284 | COOLING SYSTEM FOR VEHICULAR BATTERY - A cooling system for a vehicular battery of a vehicle is provided with a radiator, and at least one water pump that includes a first water pump. The first water pump cools the vehicular battery by circulating coolant between the vehicular battery and the radiator. The first water pump is arranged in a position that is lower than the vehicular battery or in a position that is at the same height as the vehicular battery. The vehicular battery is arranged in a position that is lower than the radiator. | 09-25-2014 |
20140302360 | ELECTRICAL ENERGY ACCUMULATOR - An electrical energy accumulator and a method for manufacturing an electrical energy accumulator. Such an electrical energy accumulator, in particular, for an electric vehicle, has a plurality of battery cells which are electrically connected to one another. The battery cells are, in particular, flat and essentially plate-shaped, and are arranged in at least one stack adjacent to one another or one on top of another. The cell poles of at least two battery cells which are electrically interconnected to one another are connected to one another by at least one cell connector. At least one cell pole and at least one cell connector are connected to one another in particular by way of a clinching connection. | 10-09-2014 |
20140322570 | VEHICLE - This vehicle incorporates a battery including a battery charged with external electric power, a charging-related device including a charging device used for charging of the battery, and a first coolant device introducing a coolant for cooling the battery and the charging device into the battery and the charging-related device, and the first coolant device is provided to allow switching between a first state in which the coolant is introduced into the battery and a second state in which the coolant is introduced into the charging-related device. | 10-30-2014 |
20140335390 | Water-Cooling Type Secondary Battery - Provided is a water-cooling type secondary battery, and more particularly, a water-cooling type secondary battery capable of improving heat conductivity to thereby increase cooling efficiency by integrally forming a refrigerant pipe on an edge part of heat radiating plates respectively interposed between a plurality of battery cells which are stacked in parallel with each other and closely adhered to each other. | 11-13-2014 |
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 |
20140363709 | ELECTRIC STORAGE DEVICE AND ELECTRIC STORAGE APPARATUS - An electric storage device includes a case having a cuboid shape and including a terminal surface having an electrode terminal, a bottom surface opposite to the terminal surface, a long side surface, and a short side surface. The device also includes an electric storage element formed by winding positive and negative plates being laminated via a separator, the electric storage element being housed in the case and being away from an inner surface of the long side surface, the electric storage element being in electrical connection with the electrode terminal, and a heat transfer member in contact with an outer surface of the long side surface. | 12-11-2014 |
20140370339 | BUS BAR WITH NOVEL STRUCTURE - Disclosed herein is a bus bar connected or fastened to a terminal part of a battery pack and fixedly mounted to a battery pack case, the bus bar including a power input part located at one end of the bus bar such that the power input part is connected or fastened to an output terminal part of the battery pack, a power output part located at the other end of the bus bar such that the power output part is connected or fastened to an input terminal part of the battery pack, a plate-shaped main body connected between the power input part and the power output part, the plate-shaped main body including a vapor chamber, and a fastening part formed at the power input part to fix the bus bar to the battery pack case. | 12-18-2014 |
20140370340 | BATTERY COOLING STRUCTURE - A battery cooling structure in which a heat transfer sheet that can be deformed by pressure is held between a cooling plate and a cooling surface of a battery module in which a plurality of battery cells are stacked, and heat of the battery module is transferred from the cooling surface to the cooling plate via the heat transfer sheet to thus carry out cooling, wherein the cooling plate is a hollow member in which a cooling medium passage is formed for a cooling medium to flow, and the heat transfer sheet is formed so as to have a larger thickness in a middle part than in an outer peripheral part. | 12-18-2014 |
20140377606 | CABLE-TYPE SECONDARY BATTERY AND PREPARATION THEREOF - The present disclosure provides a cable-type secondary battery, comprising: an inner electrode; and a sheet-form laminate of separation layer-outer electrode, spirally wound to surround the outer surface of the inner electrode, the laminate being formed by carrying out compression for the integration of a separation layer for preventing a short circuit, and an outer electrode. | 12-25-2014 |
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 |
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 |
20150064521 | BATTERY, ASSEMBLED BATTERY, AND VEHICLE - A battery includes a battery module provided by covering a group of batteries including arranged cells with an insulating external material, the battery module folded at an area where a conductive member connecting adjacent ones of the cells is located, a case having a hermetically sealing structure to house the battery module, and a coolant passage in which a coolant is passed along a face of the case closest to the conductive member, wherein the case has an internal pressure higher than an external pressure. | 03-05-2015 |
20150064522 | BATTERY PACK - A battery pack includes a plurality of bare cells electrically connected to one another and a housing that accommodates the bare cells therein. The housing includes a frame portion and a pair of side portions respectively connected to one end and the other end of the frame portion. The housing includes a guide portion to guide a flow of fluid, the guide portion being located where the one end of the frame portion and one side portion of the pair of side portions are adjacent to each other. | 03-05-2015 |
20150079435 | POUCH TYPE CASE, BATTERY CELL, AND METHOD OF MANUFACTURING BATTERY CELL - Provided is a pouch type case, which includes a pouch type body part including an inner space for accommodating an electrode assembly, and an injection part extending from the body part to guide electrolyte into the inner space. The injection part is corrugated in a zigzag shape. | 03-19-2015 |
20150086818 | Electric Storage Apparatus - Provided is an electric storage apparatus capable of preventing a decrease in its performance for cooling electric storage devices. An electric storage apparatus includes an electric storage device, an end holder adjacent to the electric storage device, a frame sandwiching the electric storage device and the end holder, and a seal member arranged between the frame and the end holder. | 03-26-2015 |
20150111074 | Battery Assembly - A battery stack is provided having lower and upper battery tiers each formed of at least two battery cell arrays. A pair of brackets are provided for connecting the lower arrays along a top surface of the lower tier and connecting the upper arrays to a bottom surface of the upper tier. The lower and upper battery tiers are secured together by the brackets without hardware mounted to an exterior surface of the stack. | 04-23-2015 |
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 |
20150125722 | METHOD FOR MANUFACTURING A BATTERY, BATTERY ARRANGEMENT AND MODULAR SYSTEM - The invention relates to a method for manufacturing a battery ( | 05-07-2015 |
20150140376 | BIPOLAR BATTERY ASSEMBLY - The invention relates to an article comprising; a) one or more stacks of battery plates comprising one or more bipolar plates; b) located between each plate is a separator and a liquid electrolyte; further comprising one of more of the features: 1) c) the one or more stacks of battery plates having a plurality of channels passing transversely though the portion of the plates having the cathode and/or the anode deposited thereon; and d) i) one or more seals about the periphery of the channels which prevent the leakage of the liquid electrolyte into the channels, and/or posts located in one or more of the channels having on each end an overlapping portion that covers the channel and sealing surface on the outside of the monopolar plates adjacent to the holes for the transverse channels and applies pressure on the sealing surface of the monopolar plates. | 05-21-2015 |
20150295288 | COOLING ELEMENT AND BATTERY SYSTEM - A cooling element to cool a component of a battery system, and a battery system having at least on cooling element. The cooling element includes a top cooling element part, a bottom cooling element part spatially under the top cooling element part, at least one cooling duct between the top cooling element part and the bottom cooling element part, and through which a cooling medium is to flow, and a Peltier element arranged resting against the bottom cooling element part so as to lie at least partially at the height of the at least one cooling duct. | 10-15-2015 |
20150325889 | HEAT SINK WITH TWO OR MORE SEPARATED CHANNELS INCLUDING INSULATION MATERIAL - The present disclosure discloses a heat sink with two or more separated channels. The heat sink according to the present disclosure includes a cooling channel through which a refrigerant passes to cool a secondary battery by an indirect cooling method, the secondary battery including a cell assembly in which at least two unit cells are stacked, each unit cell including a positive electrode plate, a separator, and a negative electrode plate, and a plurality of positive and negative electrode tabs protruding from the positive and negative electrode plates of each unit cell is electrically connected to positive and negative leads, respectively, wherein the cooling channel has two or more separated channels, and an insulation material is interposed between at least one of the two or more separated channels and a heat source. According to the present disclosure, provision of a heat sink having a uniform cooling effect is enabled. | 11-12-2015 |
20150380782 | FLUID BATH COOLED ENERGY STORAGE SYSTEM - An energy storage system includes a container enclosing a battery cell array and having a fluid which surrounds the battery cell array. The system can include a refrigeration system to increase heat energy transfer from the battery cells. The system can include an external fluid loop configured to carry the fluid externally from the container through a heat exchanger. The system can also include a wall having a communication port which is configured to connect with an enclosure and convey electric signals through the wall. | 12-31-2015 |
20160064782 | BATTERY CELL OF IMPROVED COOLING EFFICIENCY - Disclosed herein is a battery cell configured such that at least one electrode assembly of a structure having a cathode, an anode, and a separator interposed between the cathode and the anode is mounted in a battery case, at least one heat dissipation member to dissipate heat generated in the electrode assembly during charge and discharge of the battery cell or upon occurrence of a short circuit is disposed in the electrode assembly and/or is in contact with an outer surface of the electrode assembly, and a portion of the heat dissipation member is exposed outward from the electrode assembly. | 03-03-2016 |
20160064783 | TRACTION BATTERY THERMAL MANAGEMENT APPARATUS AND METHOD - A vehicle traction battery heat sink includes a first fin having a cell contact portion in thermal contact with a plurality of battery cells. The first fin also includes a connector portion extending from the cell contact portion. The heat sink further includes a thermal plate in thermal contact with the connector portion and a thermal agent circulated within the thermal plate. The heat sink allows heat generated by the plurality of battery cells to be transferred through the fin to the thermal plate. | 03-03-2016 |
20160072109 | BATTERY MODULE FOR MITIGATING GAS ACCUMULATION AND METHODS THEREOF - A battery module is provided. The battery module includes a plurality of battery cell assemblies configured to electrically communicate with each other. Each battery cell assembly has an electrode stack enclosed by a case. The electrode stack is positioned in the case to form one or more peripheral spaces between the electrode stack and the case. Support members are positioned adjacent to each of the battery cell assemblies to contact a desired portion of the electrode stack. The support members are configured to focus a compressive force on a desired portion of the electrode stack. The compressive force urges gases formed during operation of the electrode stack into the peripheral spaces within the case. | 03-10-2016 |
20160093930 | Battery Pack with Segmented, Electrically Isolated Heat Sink - A battery assembly is provided that utilizes electrically isolated heat sinks to enhance battery pack thermal management and safety. The battery assembly is divided into groups of batteries, where the batteries within each group are of the same voltage, and where each battery group is serially coupled to the other battery groups. The heat sink is segmented, where each heat sink segment is thermally coupled to the batteries within a single battery group, and where each heat sink segment is electrically isolated from the adjacent heat sink segments. The heat sink segments are thermally coupled to a cold plate, and electrically isolated from the cold plate by a layer of a thermal interface material. | 03-31-2016 |
20160093931 | Battery Pack with Segmented, Electrically Isolated Heat Sink - A battery assembly is provided that utilizes electrically isolated heat sinks to enhance battery pack thermal management and safety. The battery assembly is divided into groups of batteries, where the batteries within each group are of the same voltage, and where each battery group is serially coupled to the other battery groups. The heat sink is segmented, where each heat sink segment is thermally coupled to the batteries within a single battery group, and where each heat sink segment is electrically isolated from the adjacent heat sink segments. The heat sink segments are thermally coupled to, and electrically isolated from, at least one coolant conduit which, in turn, is coupled to a thermal management system. | 03-31-2016 |
20160111693 | Battery Cell Assembly - A battery module includes a number of battery cells, which are connected to each other at connection poles. The battery cells have respective hard shell housings, in which at least one bus bar extends. A number of wound and/or stacked battery cells is electrically contacted by the at least one bus bar. | 04-21-2016 |
20160126603 | HYBRID BUS BATTERY PACK COOLING STRUCTURE - A hybrid bus battery pack cooling structure is provided that includes a suction core that is installed between an evaporator and a compressor to inject a vaporized refrigerant to a battery pack mounted within a vehicle. Accordingly, a battery pack is cooled without using cool air to be supplied into the vehicle during warmer weather, and thus, the battery pack is cooled without loss of interior cooling performance. | 05-05-2016 |
20160133890 | BATTERY MODULE ASSEMBLY - Disclosed herein is a battery module assembly including unit modules, each unit module comprising unit cells loaded in a cartridge the unit cells being electrically connected to each other via a bus bar, the battery module assembly including two or more sub modules arranged in a lateral direction to each other, each of the sub modules including two or more unit modules stacked in a vertical direction, each sub module having an external input terminal and an external ouput terminal, a base plate on which the sub modules are loaded, side cover plates mounted at sides of the sub modules, an upper cover plate loaded on tops of the sub modules, the upper cover plate being fastened and coupled to the sub modules and the side cover plates, a front cover plate mounted at a front of the battery module assembly at which the external input and output terminals of the sub modules are located, the front cover plate being fastened and coupled to the sub modules, the base plate, and the side cover plates, a main bus bar for fixing front ends of the sub modules to each other and connecting the external input and output terminals of the sub modules, and a bracket for fixing rear ends of the sub modules to each other. | 05-12-2016 |
20160133896 | BATTERY ASSEMBLY INCLUDING STRUCTURAL FOAMED MATERIALS - A battery assembly according to an exemplary aspect of the present disclosure includes, among other things, a battery array and a foam shell that surrounds the battery array. | 05-12-2016 |
20160149274 | BATTERY ASSEMBLY INCLUDING BATTERY CELLS WRAPPED WITH THERMALLY CONDUCTIVE FILM - A battery assembly according to an exemplary aspect of the present disclosure includes, among other things, a plurality of battery cells and a thermally conductive film wrapped around each of the plurality of battery cells. Each thermally conductive film is contiguous with six sides of each of the plurality of battery cells. | 05-26-2016 |
20160149276 | BATTERY MODULE FOR AN ELECTRIC OR HYBRID VEHICLE INCORPORATING A HEAT EXCHANGER - The invention relates mainly to a battery module for an electric or hybrid vehicle, comprising a stack of flexible electrochemical cells, essentially characterised in that it comprises a heat exchanger including a fluid inlet and a fluid outlet between which a device for guiding the flow of a fluid provides at least two heat exchange portions, with two electrochemical cells being inserted between said heat exchange portions and in bearing contact therewith. The invention also relates to a battery for an electric or hybrid vehicle comprising an assembly of battery modules | 05-26-2016 |
20160156005 | STRIP OF ELECTROCHEMICAL CELLS FOR THE PRODUCTION OF A BATTERY MODULE FOR AN ELECTRIC OR HYBRID VEHICLE, AND METHOD FOR THE PRODUCTION OF SUCH A MODULE | 06-02-2016 |
20160156079 | Power Battery | 06-02-2016 |
20160181676 | BATTERY PACK WITH VARIABLE-CONDUCTANCE HEAT PIPE (VCHP) COOLING | 06-23-2016 |
20160190663 | BUSBARS WITH INTEGRATED COOLING SYSTEM FOR VEHICLE BATTERY ASSEMBLIES - A battery assembly includes a plurality of batteries operably positioned to be charged and discharged. At least a first battery and a second battery of the plurality of batteries include a stack of electrochemical cells encased in an electrically inert case. A pair of battery tabs outwardly extends from the case. At least the first battery and the second battery in the battery assembly are configured to be electrically connected through their battery tabs with one or more hollow busbars forming a passage for a coolant flow. | 06-30-2016 |
20160190665 | APPARATUS AND METHOD FOR MANUFACTURING A MODULAR BATTERY PACK WITH FLUID CIRCULATION TUBE AND INTERLEAVED FINS - A battery pack includes at least one serpentine fluid circulation tube that extends around part of the periphery of a plurality of electric cells. First and second segments of the tube are disposed adjacent a first and a second edge of a first set of the plurality of electric cells. The sets of electric cells are disposed in an alternating arrangement. A first fin and a second fin are provided between each of the electric cells. The fins have a reverse turn wrapped around the segments of the tube. The fins have internal ends that are disposed between the electric cells and the tube segments. The battery pack may be assembled by folding the fins around the electric cells and the tube or by preforming folded sheets that define thermal fins and assembling the folded sheets over segments of the tube from opposite sides of the electric cells. | 06-30-2016 |