Abstract: A battery module is provided. A battery module according to an embodiment of the present disclosure includes a cartridge assembly including a plurality of cartridges, each cartridge accommodating a battery cell, a casing including an opening formed therein and accommodating the cartridge assembly through the opening and surrounding the cartridge assembly, and a cover coupled to the opening of the casing, in which the cover includes a pressurizing portion pressurizing the battery cell when the battery cell swells.

Abstract: A pouch type secondary battery and a method of manufacturing the same are disclosed. The pouch type secondary battery includes a pouch type case formed by attaching an upper sheet and a lower sheet, and an electrode assembly received in the pouch type case. A polymer coating layer for improving sealability is further included at an outer side portion of the pouch type case, in which the upper sheet and the lower sheet are attached.

Abstract: An exemplary assembly of an electrified vehicle includes a compression limiter integrated into a plate of a battery pack array. An exemplary method includes forming a portion of a plate of a battery pack array about a longitudinal axis to provide a compression limiter.

Abstract: A battery assembly includes a thermal shield. The thermal shield protects battery cells in the battery assembly from hot gases vented by a neighboring cell experiencing thermal runaway. The thermal shield acts as a one-way valve, allowing the cell experiencing thermal runaway to properly vent away hot gases, but still protecting the rest of the cells in the battery pack from the hot gases.

Abstract: There is provided a secondary battery including an electrode assembly having a stack structure of an anode/a separation film/a cathode, a pouch type exterior member configured of a lower surface in which a receiving part is formed and an upper surface covering the receiving part, a single electrode assembly or a plurality of electrode assemblies being received in the receiving part, and an electrode terminal formed outwardly of the pouch type exterior member, the secondary battery including: a sealing part formed by bonding edges of the pouch type exterior member, wherein a portion of the sealing part formed on a surface of the pouch type exterior member on which the electrode terminal is not formed outwardly of the exterior member is folded downwardly at an angle of 90 degrees.

Abstract: An electrode active material including a secondary particle, the secondary particle including: a plurality of primary particles including a silicon-containing material; an electrically conductive material; and a chemically cross-linked water-insoluble polymer. Also an electrode, and a secondary battery, both of which include the electrode active material, and a method of preparing the electrode active material.

Abstract: The present invention relates to a novel secondary battery pack with improved thermal management useful for an all-electric vehicle (EV), a plug-in hybrid vehicle (PHEV), a hybrid vehicle (HEV), or battery packs used for other vehicles batteries, and more particularly, to the use of a specific material for thermally insulating a secondary battery pack and further minimizing the propagation of thermal runaway within a battery pack.

Abstract: An apparatus includes a case having an elliptical cross-section capable of receiving a plurality of capacitive elements. One or more of the capacitive elements provide at least one capacitor having a first capacitor terminal and a second capacitor terminal. The apparatus also includes a cover assembly that includes a deformable cover mountable to the case, and, a common cover terminal having a contact extending from the cover. The cover assembly also includes at least three capacitor cover terminals, each of the at least three capacitor cover terminals having at least one contact extending from the deformable cover. The deformable cover is configured to displace at least one of the at least three capacitor cover terminals upon an operative failure of at least one of the plurality of the capacitive elements. The cover assembly also includes at least four insulation structures. One of the four insulation structures is associated with one of the at least three capacitor cover terminals.

Abstract: The present invention provides a positive electrode active material for non-aqueous electrolyte secondary battery comprising: core particles comprising a lithium transition metal composite oxide represented by the general formula: LiaNi1?x?yCoxM1yM2zO2 wherein 1.00?a?1.50, 0.00?x?0.50, 0.00?y?0.50, 0.00?z?0.02, 0.00?x+y?0.70, M1 is at least one element selected from the group consisting of Mn and Al, M2 is at least one element selected from the group consisting of Zr, Ta, Nb and Mo, and a surface layer located on a surface of the core particles, the surface layer comprising lithium, boron, tungsten and oxygen.

Abstract: A conductive module includes a first conductive member electrically connected to an electrode terminal of a battery cell; a second conductive member that electrically connects a battery monitoring unit monitoring a battery state to the first conductive member; a circuit protection member arranged between the first conductive member and the second conductive member; a first electrical connection structural body electrically connecting the first conductive member and the circuit protection member; a second electrical connection structural body electrically connecting the second conductive member and the circuit protection member; a housing member housing the circuit protection member and the first and second electrical connection structural bodies; and a mounting structure that mounts the housing member to an insulating member with the insulating member sandwiching the battery cell as a mounting target.

Abstract: The invention relates to a receptacle (34) for at least partially compressively receiving at least one battery cell (12) for a battery module, wherein the receptacle (34) has at least two end plates (10) which can be arranged on two opposing sides of the at least one battery cell (12), wherein the end plates (10) are connected to one another by a plurality of connecting means (24), which are fixed to the end plates (10) and in each case have at least two plug elements (28), in such a way that the plug elements (28) of the connecting means (24) for fixing the connecting means (24) to the end plates (10) engage in bushings (22) of the end plates (10) in a plane arranged substantially at right angles to the direction of extension of the connecting means (24).

Abstract: An object of the present invention is to provide an electrolytic solution for nonaqueous electrolytic solution batteries capable of showing high output characteristics at low temperature even after the batteries are used to some extent, and a nonaqueous electrolytic solution batteries. The present invention is characterized in the use of an electrolytic solution for nonaqueous electrolytic solution batteries, the electrolytic solution including a difluoro ionic complex (1-Cis) in a cis configuration represented by the general formula (1-Cis), a nonaqueous organic solvent, and a solute. Furthermore, the electrolytic solution may contain a difluoro ionic complex (1-Trans) in a trans configuration or a tetrafluoro ionic complex (5).

Abstract: A battery assembly includes a grouping of battery cells and an array plate assembly contacting at least one cell of the grouping of battery cells. The array plate assembly including a spring plate adapted to exert a compressive spring force against the at least one cell. The compressive spring force may be based on a dimensional profile of the grouping of battery cells.

Abstract: An electricity storage module that includes: a plurality of electricity storage elements each including positive and negative lead terminals protruding outward from end portions thereof; a stack in which the plurality of electricity storage are stacked and adjacent ones of the lead terminals of opposite polarities are connected to each other; bus bars that are individually connected to those of the lead terminals connected in order that are located at opposite ends and that have mutually opposite polarities; and voltage detection terminals that are connected to terminal ends of voltage detection lines and individually connected to the electricity storage elements, wherein the lead terminals, the bus bars, and the voltage detection terminals are collectively connected by laser welding.

Abstract: Provided herein are battery packs for electric vehicles. A battery pack can include a housing having cavities. The battery pack can include electrode structures having a first tab terminal and a second tab terminal. A cover can be disposed over the housing. The cover can include first junction connectors extending between a first surface of the cover and a second surface of the cover. The first tab terminal of each electrode structure can be welded to respective first junction connectors.

Abstract: The present disclosure includes a battery module that includes a housing having a stack of battery cells. Each battery cell of the stack of battery cells includes a terminal end having at least one cell terminal and a face oriented transverse to the terminal end. The battery module also includes adhesive tape disposed between a first face of a first battery cell of the stack of battery cells and a second face of a second battery cell of the stack of battery cells, and where the adhesive tape fixedly couples the first battery cell to the second battery cell, and where a first terminal end of the first battery cell is substantially aligned with a second terminal end of the second battery cell.

Abstract: A power storage device includes a stacked electrode assembly in which a plurality of pairs of electrodes are stacked and a fixing tape which is placed astride both end portions of the stacked electrode assembly in an electrode-stacking direction and which includes a pair of bonded sections each bonded to a corresponding one of the end portions thereof and an intermediate section connecting the bonded sections together. The intermediate section of the fixing tape includes a base portion extending along a side surface of the stacked electrode assembly and a clearance portion projecting in a direction away from the side surface of the stacked electrode assembly and tape surfaces facing each other in the clearance portion are separably bonded to each other.

Abstract: The present invention relates to an electrolytic solution comprising a cyclic dicarboxylic acid ester represented by the specific formula, and the secondary battery comprising the same. According to the present invention, the electrolytic solution comprising an additive which can improve a characteristics in a secondary battery and a secondary battery comprising the same can be provided.

Abstract: A battery cell for a battery of a motor vehicle having a battery cell housing, in which a galvanic element is accommodated. The battery cell can be electrically connected to at least one other battery cell of the battery by way of two electrical connections. The battery cell has at least one switching element, which is designed for making and breaking a conductive electrical connection between an arrester of the galvanic element and at least one of the electrical connections. A driver module is disposed inside the battery cell housing to control the switching element so that the conductive electrical connection between the arrester and the electrical connections are controlled.

Abstract: Disclosed is a battery cell, including an electrode assembly including electrode plates respectively having an electrode tab protruding therefrom and separators, which are alternately stacked, the electrode tabs being bent in an upper direction of the electrode assembly, the electrode assembly including an electrode lead coupled with an end of the bent electrode tabs to form a tab-lead coupler; and a battery case configured to accommodate the electrode assembly so that the electrode lead is partially exposed outwards. The tab-lead coupler is located on an extension line of an outermost electrode plate of the electrode assembly, which is located at a side where the electrode tabs are bent, and the tab-lead coupler is opposite to one side of the electrode assembly having the protruded electrode tab to come into contact with one side of the electrode assembly or be spaced apart therefrom.

Abstract: A flexible secondary battery includes an electrode assembly, a first external cover that is located on a first surface of the electrode assembly, and a second external cover that is located on a second surface of the electrode assembly, the second external cover and the first external cover including a sealing portion where edges of the first external cover and the second external cover are attached to each other to seal the electrode assembly. At least one of the first external cover and the second external cover includes a stress-relief pattern in a center portion.

Abstract: A nonaqueous electrolyte secondary battery includes a positive electrode, a nonaqueous electrolytic solution, and a negative electrode. The negative electrode includes a negative electrode current collector and a negative electrode active material layer which is formed on the negative electrode current collector. The negative electrode active material layer has a first region and a second region. The first region is a region formed on a surface of the negative electrode current collector and contains lithium titanium composite oxide as a major component. The second region is a region including a surface of the negative electrode active material layer and contains lithium titanium composite oxide as a major component and further contains silicon oxide.

Abstract: Provided is an energy storage apparatus where a cooling fluid minimally leaks to the outside from a passage formed between an outer spacer and an energy storage device. The energy storage apparatus includes: an energy storage device; an outer spacer arranged adjacently to the energy storage device; and an end plate arranged such that the outer spacer is sandwiched between the energy storage device and the end plate, wherein the outer spacer includes: a base extending along the energy storage device, the base defining, with the energy storage device, a passage; and a seal portion projecting from the base and being in contact with the energy storage device, wherein the end plate includes a pressing portion disposed at a position corresponding to the seal portion, the pressing portion pressing the seal portion toward the energy storage device via the base.

Abstract: An exemplary method includes, among other things, winding a curable material at least partially about a plurality of battery cells that are compressed by a fixture. An exemplary assembly includes, among other things, a plurality of battery cells compressed by a fixture, and a curable material wound around the plurality of battery cells.

Abstract: A battery pack includes a plurality of batteries arranged in columns and rows, a first holder configured to accommodate upper parts of the batteries, a lateral surface of the first holder including first pins, and a second holder configured to accommodate lower parts of the batteries, a lateral surface of the second holder including consecutively arranged concave surfaces and convex surfaces, and the first pins of the first holder protruding toward the second holder and being combinable with the concave surfaces of the lateral surface of the second holder.

Abstract: A battery provided according to the invention includes an electrode body including a positive electrode and a negative electrode, and a battery case. A positive electrode inner terminal is connected to the positive electrode, and a negative electrode inner terminal is connected to the negative electrode. The battery includes, inside the battery case, a first film placed between the electrode body and an inner wall of the battery case, and a second film placed between the battery case and at least one of the negative electrode inner terminal and the positive electrode inner terminal. By the first film and the second film, at least one of the negative electrode inner terminal and the positive electrode inner terminal is insulated from the inner wall of the battery case, and the electrode body is insulated from the inner wall of the battery case.

Abstract: A traction battery for a vehicle includes a tray having an outer surface defining an open channel configured to circulate liquid coolant. A plurality of cells are stacked in an array and each has a dielectric material surrounding at least a portion of the cell. The array is disposed on the outer surface and covers the channel such that a side of the array is in direct contact with the coolant during operation.

Abstract: An energy storage device having improved heat-dissipating includes a cell assembly formed by connecting at least two cylindrical energy storage cells in series, a case having an accommodation portion shaped corresponding to an outer surface of the energy storage cells to accommodate the cell assembly, and a heat-dissipating pad installed between an outer surface of the energy storage cells of the cell assembly and an inner surface of the accommodation portion, wherein the case includes at least two case blocks, and wherein the accommodation portion is formed by coupling the case blocks.

Abstract: A battery module including bus bar cell interconnects and a method of manufacture are provided. The battery module may, in certain embodiments, include a housing, a plurality of battery cells disposed in the housing, and a bus bar cell interconnect. The bus bar cell interconnect is designed to electrically couple a first battery cell and a second battery cell. In some embodiments, the bus bar cell interconnect includes a first end electrically coupled with a first terminal of the first battery cell and a second end electrically coupled with a second terminal of the second battery cell. The bus bar cell interconnect also includes a curved portion disposed between the first end and the second end, and the bus bar cell interconnect is designed to distribute stress across the curved portion.

Abstract: A nonaqueous electrolyte secondary battery disclosed in the present application includes: a positive electrode capable of absorbing and releasing lithium, containing a positive electrode active material composed of a lithium-containing transition metal oxide having a layered crystalline structure; and a negative electrode capable of absorbing and releasing lithium, containing a negative electrode active material composed of a lithium-containing transition metal oxide obtained by substituting some of Ti element of a lithium-containing titanium oxide having a spinel crystalline structure with one or more element different from Ti, wherein a retention of the negative electrode is set to be greater than a retention of the positive electrode, and an irreversible capacity rate of the negative electrode is set to be greater than an irreversible capacity rate of the positive electrode, whereby a discharge ends by negative electrode limitation.

Abstract: This disclosure synthesizes an anodic composite material Li(LixNiyCozMnwO2+?) of Li2MnO3 series whose theoretical capacity is a level of about 460 mAh/g, and to produce an electrode of a high capacity using the synthesized anodic composite material. Also provided is a method for charging and discharging the electrode. Here, the method for producing an anodic composite material for a lithium secondary battery includes the steps of: mixing a nickel nitrate solution, a manganese nitrate solution, and a cobalt nitrate solution to produce a starting material solution; and mixing the starting material solution with a complexing agent so as to produce an anodic composite material Li(LixNiyCozMnwO2+?) of Li2MnO3 series by means of coprecipitation.

Abstract: A battery pack for use with a supply of heat transfer fluid includes a plurality of battery modules arranged in one or more rows, and an elongated backplane positioned between the rows or adjacent to one row. The backplane has external longitudinal surfaces, and includes multiple bus bar assemblies equal in number to the number of battery modules and connected to the external longitudinal surfaces. The elongated backplane defines internal conduits configured to receive heat transfer fluid from the supply and extending along a length of the backplane adjacent to the bus bar assemblies. End plates of the battery modules include negative and positive voltage terminals mating with corresponding electrical connectors of a respective one of the bus bar assemblies. An electrical connection between each bus bar assembly and corresponding voltage terminals is established via a push-to-connect operation, with a finger-proof barrier covering the positive terminal.

Abstract: A thermally conductive electrochemical cell comprises a lithium ion-containing liquid electrolyte contacting a cathode and anode. The cathode and anode are in the form of electroactive sheets separated from each other by a membrane that is permeable to the electrolyte. One or more of the cathode and anode comprises two or more layers of carbon nanotubes, one of which layers includes electrochemically active nanoparticles and/or microparticles disposed therein or deposited on the nanotubes thereof. The majority of the carbon nanotubes in each of the layers are oriented generally parallel to the layers. Optionally, one or more of the layers includes an additional carbon material such as graphene, nanoparticulate diamond, microparticulate diamond, and a combination thereof.

Abstract: A battery includes: a casing that includes a plurality of exterior faces having outer faces facing mutually-different directions and has an arrangement concave part formed; a cell that is housed inside the casing; and a connector that includes a connection terminal connected to an electrode terminal of a connection apparatus and is arranged in the arrangement concave part, in which a face forming the arrangement concave part of the casing is formed as a concave part forming face, and the concave part forming face is present between the exterior faces and the connector.

Abstract: The invention relates to a rechargeable battery includes a first electrode, a second electrode, a separator, and electrolyte. The first electrode includes a first supercapacitor electrode, a first battery electrode, a first current collector, and a first connector. The first battery electrode is sandwiched between the first supercapacitor electrode and the first current collector. The first supercapacitor electrode and the first current collector are electrically connected via the first connector.

Abstract: A battery holder comprises a jacket, an upper plate, and a retainer bracket. The jacket forms an open-topped chamber and includes an upper outwardly extending lip. The upper plate and the retainer bracket are fastened to the upper lip for securing a battery in the open-topped chamber. Another embodiment of the battery holder comprises a lower mat, an upper mat, and a strap. The lower mat and the upper mat include at least one pad formed of shock-absorbing material and having a number of openings for allowing the pad to bulge outwardly and flex inwardly. Another embodiment of the battery holder comprises a lower mat and a number of clips. The lower mat includes a shock absorbing pad. The clips secure a battery to the lower mat and include a number of slits for preventing the battery from sliding.

Abstract: A battery assembly according to an exemplary aspect of the present disclosure includes, among other things, a cell stack and an array structure. At least one of the cell stack and the array structure includes a biased profile configured to bias the cell stack and a portion of the array structure together.

Abstract: A battery module (10) for a motor vehicle has at least one battery cell (12) for producing and storing electrical energy and a rigid battery frame (14) in which the at least one battery cell (12) is accommodated. An absorption element (24) is secured to the battery frame (14) by connection sections (28). The absorption element (24) is spaced apart from the battery frame (14) in such a way that a cavity (26) is formed between the absorption element (24) and the battery frame (14).

Abstract: An electric storage device includes first storage modules, a second storage module, an attachment part, and a holding frame. The first storage modules includes one first storage module and another first storage module. The attachment part has an attachment surface on which the first storage modules are mounted. The holding frame is disposed between the one first storage module and the second storage module to hold the second storage module. The holding frame includes a first frame member and a second frame member. The first frame member has a first bottom portion connected to the attachment surface. The second frame member has a second bottom portion connected to the attachment surface such that the second bottom portion is disposed between the attachment surface and a lower part of the another first storage module.

Abstract: A thermally managed electrical energy storage device enclosure includes a monocoque body formed from a plastic material using a single batch process and at least one void defined by a circumferential inner wall of the monocoque body. The void is adapted to receive at least one electrical energy storage device with a compression interference fit between an entire outer circumferential surface of the electrical energy storage device and the circumferential inner wall. The circumferential inner wall exerts a uniform radial force on the electrical energy storage device received therein.

Abstract: 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.

Abstract: A battery assembly includes at least one first cell unit of a first cell type and a first connection which is connected to a pole of the at least one first cell unit. The battery assembly also includes at least one second cell unit of a second cell type. The at least one second cell unit is different from the at least one first cell unit. The battery assembly also includes a second connection which is connected to a pole of the at least one second cell unit.

Abstract: Two or more strings are connected in parallel. The strings each include two or more cells and a fuse. The two or more cells are connected in series. The fuse is connected in series to the two or more cells. Combustion of the cells do not occur when heat generated per unit time by the cells is less than or equal to an upper limit. The number of series-connected cells is determined to be less than or equal to a threshold value, within which the electric power converted into heat by a short-circuited cell in the event of a failure reaches the upper limit. The fusing current matches with a charging current that flows to a fault string when the electric power converted into heat by a short-circuited cell in the event of a failure reaches the upper limit.

Abstract: A battery module includes a plurality of battery cells, an end plate, and bush members. The plurality of battery cells are arranged along a direction. The end plate is adjacent to an outermost battery cell among the plurality of battery cells. The bush members are at respective sides of the end plate. In the battery module, the end plate includes a first end plate adjacent to the outermost battery cell, the first end plate including a first material, and a second end plate at an outer side of the first end plate, the second end plate including a second material. The bush members are at respective sides of the first and second end plates and between the first and second end plates.

Abstract: A battery system comprises a plurality of substantially planar layers extending over transverse areas. The plurality of layers comprises at least one cathode layer, at least one anode layer, and at least one separator layer therebetween.

Abstract: An energy storage arrangement for supplying electric power, in particular in a motor vehicle, includes at least a first energy storage module and a second energy storage module mounted on top of the first energy storage module. Each energy storage module has two end plates and a plurality of storage cells tensioned between the end plates. At least one end plate of the first energy storage module is secured by at least one first screw, and at least one end plate of the second energy storage module is secured by at least one second screw. An internal thread is formed in the screw head of the first screw, and the second screw is screwed into the screw head of the first screw.

Abstract: Disclosed herein is a battery assembly including at least two battery cells connected in series or in parallel. Each of the battery cells includes an electrode assembly including a cathode, an anode and a separator interposed between the cathode and the anode and a battery case in which the electrode assembly is mounted. An electrode terminal of a first battery cell and an electrode terminal of a second battery cell are formed as a single member at a series or parallel connection portion between the first and second battery cells.

Abstract: A battery system comprises plural battery cells, a voltage detecting circuit detecting voltage of each of the battery cells, and plural voltage detecting lines connecting an electrode terminal of each of the battery cells to input side of the voltage detecting circuit, and the voltage detecting circuit detects the voltage of each of the battery cells through the voltage detecting lines. The voltage detecting lines have different lengths, and at least one of the voltage detecting lines has a resistance adjusting portion which equalizes electrical resistances of the long voltage detecting line and the short voltage detecting line, and through the plural voltage detecting lines of which electrical resistances are equalized by the resistance adjusting portion, the voltage detecting circuit detects the voltage of each of the battery cells.

Abstract: A battery module joined to a joint body. Each heat transfer plate of the battery module has a sandwiched portion provided between adjacent battery cells and a joined portion. A first heat conductive layer that contacts a battery cell and has a first thickness is provided on the sandwiched portion of each heat transfer plate. A second heat conductive layer is provided on the facing surface of each heat transfer plate other than the heat transfer plate that is the closest to the joint body when the joined portion is joined to the joint body. The second heat conductive layer is configured to contact the joint body. The second heat conductive layer on the heat transfer plate that is the farthest from the joint body when the joined portion is joined to the joint body has a second thickness, which is greater than the first thickness.

Abstract: Disclosed herein is a battery module including a battery cell stack configured to have a rectangular parallelepiped structure in which two or more plate-shaped battery cells, each of which has electrode terminals formed at one side thereof, are stacked and a breadth of one surface of the battery cell stack at which the electrode terminals of the battery cells are disposed is smaller than a width and a height of each major surface of the battery cell stack, a first module case bent to surround two relatively large major surfaces of the battery cell stack and one surface of the battery cell stack opposite to the surface of the battery cell stack at which the electrode terminals of the battery cells are disposed, among six surfaces of the battery cell stack and a surface, the first module case being made of a thermally conductive material that is capable of dissipating heat generated from the battery cells during charge and discharge of the battery cells, and a second module case bent to surround side surfaces o