Abstract: A high-voltage battery, in the battery housing of which a number of cell modules are arranged, wherein combustion gas emitted in the event of a thermal battery cell event in a battery cell of one of the cell modules flows freely to an emergency degassing outlet of the battery housing via an installation gap inside the battery. A number of separate heat shield material portions are arranged in the installation gap inside the battery between the cell module top and the housing cover, each of which is associated with a cell module and has at least one elastically resilient pressing element which pushes the heat shield material portion with a pressing force such that the heat shield material portion is in pressed contact with the top of the cell module.

Abstract: The present application provides a battery pack, a method for producing a battery pack and a vehicle. The vehicle includes a vehicle body and a battery pack, the battery pack being disposed in the vehicle body. The battery pack includes a battery module and a case. The case has a containing chamber, and the battery module is located in the containing chamber. The battery module includes a plurality of battery units arranged in a horizontal direction, and each battery unit at least includes one battery cell. A size of the battery module in the horizontal direction is larger than a size of the battery module in a vertical direction. The size of the battery module in the vertical direction is L1, and a size of the battery pack in the vertical direction is L2, where 70%?L1/L2?95%.

Abstract: Provided herein are three-dimensional ion transport networks and current collectors for electrodes of electrochemical cells. Exemplary electrodes include interconnected layers and channels including an electrolyte to facilitate ion transport. Exemplary electrodes also include three dimensional current collectors, such as current collectors having electronically conducting rods, electronically conducting layers or a combination thereof.

Abstract: Discussed are a battery module and a method of manufacturing the battery module. The battery module includes a battery cell stack in which a plurality of battery cells are stacked; a first frame having a bottom surface and opposite side surfaces respectively covering a lower side surface and opposite side surfaces of the battery cell stack; and a second frame having an upper surface and front and rear surfaces respectively covering an upper side surface and front and rear surfaces of the battery cell stack, wherein the upper surface of the second frame and the front and rear surfaces of the second frame are integrally formed.

Abstract: The present application relates to a secondary battery and a battery module. The secondary battery comprises: a casing, which is provided with an accommodating hole with an opening; a top cover assembly, which is in sealed connection with the casing to close the opening; an electrode assembly, which is arranged in the accommodating hole, and comprises two end faces opposite to a first direction perpendicular to an axial direction of the accommodating hole, and tabs extending from the end faces, the electrode assembly comprises two or more electrode units, wherein two or more electrode units are stacked in the axial direction, and in a second direction perpendicular to the axial direction and the first direction, the size of the tabs is smaller than that of the end faces; and a current collector, which comprises a body portion.

Abstract: Each of a plurality of power storage cells includes an top surface provided with an electrode terminal, a bottom surface opposite to the top surface, and a side surface contiguous to the top surface and the bottom surface. A case includes a main body provided with an opening on the side surface side of the plurality of power storage cells, and a cover provided over the opening. The case has a first inner side surface and a second inner side surface each facing the side surfaces of the plurality of power storage cells. A power storage device includes biasing means for biasing the plurality of power storage cells toward the second inner side surface of the case, the biasing means being provided between the first inner side surface of the case and the plurality of power storage cells.

Abstract: A battery pack including battery cells bounded by an imaginary rectangular envelope including a pair of long sides and a pair of short sides extending to linearly surround an outer periphery of the battery cells across an outer circumference of the battery cells; and bus bars that electrically connect at least some of the battery cells to each other, the bus bars being arranged to extend in a zig-zag shape along a short side direction of the imaginary rectangular envelope.

Abstract: A power supply device includes: a plurality of secondary battery cells; a pair of end plates disposed on end surfaces of a battery stack obtained by connecting the plurality of secondary battery cells to sandwich the battery stack; and a fastening member for fixing the end plates to each other. The end plate includes a first band body protruding from a main surface of the end plate on an upper end side of the end plate and second a band body protruding from the main surface of the end plate in a middle of the end plate. A space is formed in the second band body between the second band body and the main surface of the end plate.

Abstract: A battery pack includes: a plurality of battery cells; a printed circuit board (PCB) substrate electrically connected to the plurality of battery cells and including first and second surfaces opposite each other; and first and second electrode tabs electrically connecting each of the plurality of battery cells and the PCB substrate and respectively connected to conductive pads that have different polarities and are located on the first surface of the PCB substrate. The battery pack has an improved structure for easily electrically connecting the battery cells.

Abstract: Electric vehicle conversion kits for IC vehicles and converted electric vehicles. An electric vehicle conversion kit may include an electric motor directly coupled to an axle. Another electric vehicle conversion kit may include an electric motor mechanically coupled to an axle via a driveshaft. Another electric vehicle conversion kit may include an electric motor coupled to a transfer case.

Abstract: The present disclosure provides a battery pack including a casing and a battery module housed in the casing. The battery module can include a plurality of batteries arranged along a length direction and an end plate located at an end of the plurality of batteries in the length direction. The end plate can include a main body portion and a lug integrally formed with the main body portion, wherein the lug protrudes outwardly from the main body portion along the length direction and is fixedly connected to the casing. The design disclosed herein reduces the number of the components that are fixedly connected between the end plate and the casing, the number of steps in the operating procedure, and the production cost.

Abstract: To prevent an increase in the electrical resistance between a terminal for external connection and a cell terminal of a battery cell of a battery cell group. A battery module 100 includes a battery cell group 10, a pair of end plates 20, a bus bar 30, and a fastening member 40. The end plate 20 includes a recess 21 adapted to partially house the fastening member 40 in a mutually movable manner in one direction (X-direction) corresponding to the stacked direction of the plurality of battery cells 1. The battery module 100 also has a gap S between an inner side wall 21a of the recess 21 and the fastening member 40 in the one direction (X-direction).

Abstract: Methods of powering a radio that is mounted on a tower of a cellular base station are provided in which a direct current (“DC”) power signal is provided to the radio over a power cable and a voltage level of the output of the power supply is adjusted so as to provide a substantially constant voltage at a first end of the power cable that is remote from the power supply. Related cellular base stations and programmable power supplies are also provided.

Abstract: Methods of powering a radio that is mounted on a tower of a cellular base station are provided in which a direct current (“DC”) power signal is provided to the radio over a power cable and a voltage level of the output of the power supply is adjusted so as to provide a substantially constant voltage at a first end of the power cable that is remote from the power supply. Related cellular base stations and programmable power supplies are also provided.

Abstract: Methods of powering a radio that is mounted on a tower of a cellular base station are provided in which a direct current (“DC”) power signal is provided to the radio over a power cable and a voltage level of the output of the power supply is adjusted so as to provide a substantially constant voltage at a first end of the power cable that is remote from the power supply. Related cellular base stations and programmable power supplies are also provided.

Abstract: In order to provide a battery module and the like capable of maintaining a fastened state of a plurality of battery cells with high reliability, battery module includes a plurality of battery cells each having electrode terminals, a pair of end plates that cover both side end surfaces of battery stack including the plurality of stacked battery cells, and a plurality of fastening members that fastens end plates to each other. End plate forms overlapping portion that covers at least a portion of each fastening member covering each side surface of battery cells located on the both side end surfaces of battery stack, and overlapping portion and the fastening members are welded and fixed. According to the above configuration, by welding in a state in which a side surface of fastening member is further covered with overlapping portion, there is an advantage that firm fixation can be achieved while preventing disengagement of fastening member.

Abstract: A battery pack includes a cell block including battery cells electrically connected to each other, the cell block having a pair of long sides and a pair of short sides which surround lateral surfaces of the battery cells and are tangent to the lateral surfaces of the battery cells, and a flexible wiring surrounding the cell block in a direction parallel to the pair of long sides of the cell block, the flexible wiring including sensors to detect state information from the battery cells.

Abstract: Batteries according to embodiments of the present technology may include an electrode stack. The electrode stack may include an anode electrode having an anode current collector, and an anode active material disposed on the anode current collector. The anode electrode may define one or more first apertures through the anode electrode. The electrode stack may also include a cathode electrode having a cathode current collector, and a cathode active material disposed on the cathode current collector. The cathode electrode may define one or more second apertures through the cathode electrode.

Abstract: A support plate for a protection module, and a battery module including the same. A support plate for a protection module of a battery module includes: a plate-shaped plate portion; and a support unit protruded or recessed from the plate portion and coupled to a protection member configured to control charging and discharging of a rechargeable battery, and the plate portion and the support unit are integrally formed.

Abstract: Provided is a battery pack including: a plurality of battery cells; a first conductive plate arranged over the plurality of battery cells and electrically connecting the plurality of battery cells; a second conductive plate arranged over the first conductive plate to overlap a portion of the first conductive plate and electrically connecting the plurality of battery cells; and an insulating layer arranged between the first conductive plate and the second conductive plate.

Abstract: A plurality of battery cells each having a positive electrode terminal and a negative electrode terminal; and a bus bar which connects the electrode terminals facing each other in the battery cells adjacently disposed among the plurality of battery cells.

Abstract: The aim of the disclosure is to improve a battery box to the extent that, when manufactured and used in a simple manner, the performance of the battery is ensured also over a longer period of time and responses can be made to modifications to the box, to the pressures prevailing in the box, etc. This aim is achieved, according to the disclosure, by a battery box, for a block battery, for receiving at least one battery cell having an electrode plate, said battery box comprising a main body, which is made of plastics material and has two end walls, which extend substantially in parallel with the electrode plates, and two side walls, which extend substantially at a right angle to said end walls, the end walls and side walls each having a top edge and a bottom edge and being interconnected so as to form a corner edge and the side walls having on the outer faces thereof a fastening edge extending at an angle to the corner edge.

Abstract: Discussed is a battery module that includes: at least one battery cell; a pair of pressing plates respectively disposed at opposite side surfaces of the at least one battery cell; and a module cover coupled to the pair of pressing plates to cover an upper side and a lower side of the at least one battery cell, wherein opposite ends of the module cover are bent by a bending to cover an upper end and a lower end of the pair of pressing plates, are welded to the pair of pressing plates, and include a plurality of auxiliary welding beads spaced apart from each other by a predetermined distance along a longitudinal direction of the module cover.

Abstract: A pair of end plates of a battery module are disposed respectively at end faces of a battery stack. Each of the end plates includes a first metal sheet, a second metal sheet, and a metal rod. The first metal sheet includes a plate part corresponding to a shape of each of the end faces of the battery stack, and a bent side piece provided at each of widthwise sides of the plate part. The second metal sheet includes a parallel plate part stacked on and fixed to the plate part of the first metal sheet, and a bending ridge that connects with each of sides of the parallel plate part and extends along widths of the end plates. A tubular reinforcement is defined on an inner side of the bending ridge. A metal rod is disposed in the tubular reinforcement and has ends connected to the bind bar.

Abstract: A battery pack includes a battery module, a case accommodating the battery module, and a cover covering the case. The battery module includes a plurality of battery cells each having an electrode at upper end, a cell accommodating portion made of resin and accommodating the plurality of battery cells, and a cooling portion for cooling the plurality of battery cells. The cooling portion includes a first metal portion disposed on a side facing a bottom end of each of the plurality of battery cells, a second metal portion extending from the other end facing surface of the first metal portion to the upper ends of the battery cells and disposed between the plurality of battery cells. The cell accommodating portion includes a resin insert portion formed by insert molding at least the other end facing surface of the first metal portion and the plurality of second metal portions.

Abstract: Disclosed are a battery protection structure, which is suitable for preventing deformation caused by physical stress at a coupling portion of a base plate and an end plate, which are stacked sequentially, and a battery module comprising the battery protection structure. The battery protection structure includes: a base plate located below a battery assembly and having a male screw member around the battery assembly; an end plate located at a side of the battery assembly on the base plate; and a reinforcing member provided below the end plate and located between a barrier of the end plate and a flange protruding from the barrier, wherein the male screw member passes through the reinforcing member and the flange, and a female screw is coupled to a male screw of the male screw member on the reinforcing member.

Abstract: The present invention discloses a combined starting power supply, comprising a lead acid battery, a lithium battery and a lithium battery protection circuit, wherein the lithium battery protection circuit comprises a first input, a second input, a first output and a second output; a negative electrode of the lithium battery is connected to the first input, and a positive electrode of the lithium battery is connected to the second input; and a negative electrode of the lead acid battery is connected to the first output, and a positive electrode of the lead acid battery is connected to the second output. The combined starting power supply of the present invention increases the safety thereof by adopting a lithium battery; and the lithium-ion battery is always put in a safe working state by means of the lithium battery protection circuit during charging and discharging processes.

Abstract: This disclosure details exemplary electrical architectural layouts for distributing high voltage power within electrified vehicles. An exemplary battery pack associated with an electrical architectural layout of an electrified vehicle may include an enclosure assembly that houses one or more battery arrays. The battery arrays may be efficiently arranged relative to one another inside the enclosure assembly to establish an open channel within the enclosure assembly. A high voltage wiring harness may be routed through an interior of the battery pack within the open channel. The exemplary electrical architectural layouts of this disclosure may be employed within all-wheel drive, rear-wheel drive, or front-wheel drive electrified vehicles.

Abstract: A battery electric vehicle includes a pair of spaced apart and substantially parallel longitudinal members and a floor pan coupled to and above at least a portion of the longitudinal members. A battery pack bay is defined below the floor pan, longitudinally between predefined front and rear limits, and laterally between the longitudinal members. A battery pack may be upwardly disposed within the battery pack bay, the battery pack including a pair of laterally spaced apart sides whereat the first battery pack is removably attached to the respective longitudinal members. The battery pack may be dimensioned longitudinally to occupy less than the entire longitudinal space of the battery pack bay. A closeout structure may be removably attached to the respective longitudinal members and one longitudinal end of the first battery pack.

Abstract: A battery case that includes an outer case that houses a battery, and an output terminal on an outer side of the outer case and having a first flat plate portion defining a first bolt insertion hole, and a second flat plate portion orthogonal to the first flat plate portion. The battery case and the output terminal define therebetween a first nut holding portion configured to hold a nut between the second flat plate portion of the output terminal and the first nut holding portion, the first nut holding portion having a sloped shape where a distance between the first nut holding portion and the second flat plate portion of the output terminal is shorter on a back side than on a front side thereof along a nut insertion direction.

Abstract: A solid battery including a positive electrode layer; a negative electrode layer; a current collecting layer; a solid electrolyte layer; and an insulating layer. Each of the positive electrode layer, the negative electrode layer, the current collecting layer, the solid electrolyte layer, and the insulating layer contains a material having a glass transition point of 500° C. or less in an amount of 10 vol % to 60 vol %, and among contents of the material having a glass transition point of 500° C. or less in each of the positive electrode layer, the negative electrode layer, the current collecting layer, the solid electrolyte layer, and the insulating layer, a difference between a maximum content and a minimum content is 30 vol % or less.

Abstract: A battery assembly according to a non-limiting aspect of the present disclosure includes, among other things, an array of battery cells, with each cell including a terminal, and a busbar assembly having a first busbar component and a second busbar component. Further, each of the terminals are electrically coupled to both the first busbar component and the second busbar component. A method of forming a busbar assembly is also disclosed.

Abstract: The battery pack according to the present disclosure is a battery pack mounted under a floor of a vehicle. The battery pack comprises a lower case fixed under the floor and on which a battery stack is placed, an upper case attached to the lower case, and a support member extending upwardly from a rigid body provided inside the lower case to support a back surface of the upper case. The battery pack may further comprise an elastic member disposed on a surface of the upper case and sandwiched between the upper case and a lower surface of the floor. In such a configuration, it is possible to suppress the upper case of the battery pack from vibrating.

Abstract: A solid battery including a positive electrode layer; a negative electrode layer; a current collecting layer; a solid electrolyte layer; and an insulating layer. Each of the positive electrode layer, the negative electrode layer, the current collecting layer, the solid electrolyte layer, and the insulating layer contains a material having a glass transition point of 500° C. or less in an amount of 10 vol % to 60 vol %, and among contents of the material having a glass transition point of 500° C. or less in each of the positive electrode layer, the negative electrode layer, the current collecting layer, the solid electrolyte layer, and the insulating layer, a difference between a maximum content and a minimum content is 30 vol % or less.

Abstract: A battery pack of the present disclosure includes: a holder case accommodating a plurality of battery cells, each of the battery cells including an electrode portion on each end thereof; a protective circuit module mounted on an outer side of the holder case; at least one first lead tab including a fixing portion and a fastening portion, the fixing portion extending from a region of the protective circuit module facing the holder case toward the holder case, the fastening portion being bent from the fixing portion in a direction parallel to the holder case and extending toward the electrode portion of the battery cell; and a second lead tab electrically connected to the electrode portion of the battery cell and placed at a position corresponding to the fastening portion of the first lead tab of the protective circuit module.

Abstract: A battery module for a motor vehicle includes a battery module housing, at least one battery cell package which is inserted into the battery module housing in an assembly direction, at least two battery cells which are connected electrically in series, and two head plates for closing the battery module housing. The head plates are arranged and configured in order to indirectly or directly exert a pretensioning force onto the battery cell package in the assembly direction.

Abstract: A rechargeable battery pack includes an external housing with a housing base and a housing hood, connected to the housing base and surrounding an interior space, and a rechargeable battery cell block arranged in the interior space. The battery pack has a water discharge structure for discharging water contained in the interior space and/or water entering the external housing from the outside. The water discharge structure has, on one side of the external housing, a double-labyrinth wall structure which is open to liquid. An outer labyrinth wall structure is formed by overlapping respectively of an outer side wall of the housing base and housing hood. An inner labyrinth wall structure, which is arranged offset in relation to the outer labyrinth wall structure in the direction of the interior space, is formed by overlapping respectively of an inner side wall of the housing base and housing hood.

Abstract: An apparatus and method, according to an exemplary aspect of the present disclosure includes, among other things, a battery tray configured to support a plurality of battery cells and at least one cross member positioned between adjacent battery cells. The at least one cross member comprises a base portion that is fixed to the battery tray and an elongated body extending outwardly from the base portion. The elongated body extends from a first end at the base portion to a second end that is opposite the first end, and wherein the first end has a first width and the second end has a second width that is less than the first width.

Abstract: The present disclosure relates to a battery module comprising a first battery unit and a second battery unit, each of which comprises N secondary batteries, N is an integer greater than or equal to 2, and each secondary battery comprises a first electrode lead and a second electrode lead having opposite polarities. The first electrode lead has a melting point higher than that of the second electrode lead, and N first electrode leads of the first battery unit and N second electrode leads of the second battery unit are arranged to form a layered construction. The battery module has a plurality of connection points distributed in the layered construction, the number of which is greater than or equal to N, and each connection point is adapted to electrically connect one first electrode lead of the first battery unit to at least one second electrode lead of the second battery unit.

Abstract: The present invention relates to a pouch type case having trimming portions formed on both sides or four corners thereof and a battery pack including the same. The trimming portions are formed on the corners of the pouch type case such that the trimming portions are indented toward an electrode assembly accommodating part to reduce a unit area so as to increase pressure applied to unit cells when a battery pack is assembled, thereby facilitating assembling of the battery pack and increasing cell capacity per unit area. Furthermore, the unit cells can be fixed in the battery pack more stably. The pouch type case reduces the unit area so as to include a relatively large number of cells for pressure applied to the cells when the battery pack is assembled to thereby increase the cell capacity.

Abstract: Configurations for a power module having a flexible circuit assembly and corresponding method. The flexible circuit assembly has at least one electrically conductive portion. A first plurality of cells is placed adjacent to one another to form a first cell layer, the first cell layer being positioned on a first side of the flexible circuit assembly. Each of the first plurality of cells has a respective cell body with at least four respective edges. The first plurality of cells has respective cell tabs, including a respective first tab and a respective second tab both extending from one of the at least four respective edges. The flexible circuit assembly is configured to be aligned with the first cell layer such that a voltage sensing circuit joint is concurrently completed when the respective cell tabs of the first cell layer are joined to respective captured portions of the flexible circuit assembly.

Abstract: The present application can provide a battery module, a method for manufacturing method the same and a thermally conductive material applied to the manufacturing method. The present application can provide a battery module having excellent output relative to volume and heat dissipation characteristics, with being manufactured in a simple process and at a low cost, a method for manufacturing the same, and a thermally conductive material applied to the manufacturing method.

Abstract: An electrochemical cell has a flexible low-profile sensor device that includes a solid state device or series of solid state devices on a common carrying material that enable the device(s) to sense battery cell conditions and actively perform cell control functions. At least a portion of the sensor device resides outside the cell. When arranged in a stack, cells including the sensor automatically form a communication network.

Abstract: A battery pack for a vehicle electrical system includes a casing for receiving one or more battery modules. The battery modules are insertable into a casing of the battery pack by sliding couplers along pairs of rails and are securable to the ends of the rails. After insertion, the rails thermally insulate one battery module from other battery modules in the battery pack. Additionally, the battery modules may include a top cover with an insulating material to further thermally insulate one battery module from another battery module. The battery pack may additionally be configured with vents for venting the hot gases, such as those generated by a battery module in a thermal runaway event. Additionally, the battery modules may include a second insulating material disposed between cells and configured to thermally insulate the cells from one another.

Abstract: A battery pack includes: a plurality of battery cells, each comprising at least one cell vent; a connection plate extending over the plurality of battery cells and electrically connected to the plurality of battery cells; and a cover including a cover plate arranged over the connection plate and a barrier wall protruding from the cover plate towards the connection plate, and the barrier wall includes at least two round portions extending between two neighboring battery cells of the plurality of battery cells to individually surround the at least one cell vent of a battery cell of the neighboring battery cells, and a stripe portion extending across the cover plate and spaced from the round portion.

Abstract: A battery module includes: a cell stack body that is constituted by a plurality of cells stacked in a front-rear direction; a pair of end plates disposed on a front surface and rear surface of the cell stack body; and a pair of side frames disposed on the left surface and right surface of the cell stack body. The end plates each includes: an inner wall extending along the cell stack body; an outer wall spaced from the inner wall and facing the inner wall; a plurality of connection walls connecting the inner wall and the outer wall with each other; and a plurality of hollow portions formed by the inner wall, the outer wall, and the connection walls and extending in an up-down direction. A thickness of the connection walls is thinner than a thickness of the inner wall.

Abstract: A battery pack for a vehicle electrical system configured with high-voltage bus bars. A positive bus bar and a negative bus bar may provide power generated by the battery pack to a drive module of the vehicle, to power one or more components of the vehicle. The drive module may additionally couple to high-voltage positive and negative bus bars. The high-voltage bus bars may be configured to provide additional power to the drive module from another battery pack, such as via a battery balance box. Additionally, the high-voltage bus bars may be configured to carry excess power from the drive module to another drive module associated with the vehicle via the battery balance box. The high-voltage bus bars may be configured to de-energize in the event of a thermal runaway or other failure of a battery module of the associated battery pack.

Abstract: An objective of the present disclosure is to provide a stacked battery that suppresses sneak current caused by an unevenness of a short circuit resistance among a plurality of cells. The present disclosure provides a stacked battery comprising: a plurality of cells in a thickness direction, wherein the plurality of cells are electrically connected in parallel; the stacked battery includes a surface-side cell that is located on a surface side of the stacked battery, and a center-side cell that is located on a center side rather than the surface-side cell; wherein a resistance of the cathode current collecting tab in the surface-side cell is more than a resistance of the cathode current collecting tab in the center-side cell; or a resistance of the anode current collecting tab in the surface-side cell is more than a resistance of the anode current collecting tab in the center-side cell.

Abstract: A battery pack includes a plurality of cell assemblies arranged side by side, and a restraining member restraining the plurality of cell assemblies along a direction in which the cell assemblies are arranged. Each of the plurality of cell assemblies includes a cell, a first spacer, a second spacer, a first connecting member, and a second connecting member. In adjacent cell assemblies, either one of the first and second extension portions of one of the adjacent cell assemblies and either one of the first and second extension portions of the other one of the adjacent cell assemblies are overlapped on each other between the first spacer and the second spacer that are overlapped on each other.

Abstract: A bus bar module includes a plurality of bus bars, a plate-shaped housing case, and a plurality of voltage detection conductors. Each of the bus bars is connected to two or more electrode terminals in an electrode terminal group. The housing case has a plurality of bus bar housing spaces housing the respective bus bars, and has insulation property. The voltage detection conductors are each connected to the bus bars. The bus bars are each disposed in the bus bar housing spaces while separated from the inner peripheral surfaces forming the bus bar housing spaces. The housing case includes a pair of support connecting sections that support the corresponding bus bar with respect to the housing case, in each of the bus bar housing spaces. Each of the support connecting sections has elastic deformation sections allowing elastic deformation in an arrangement direction.