Abstract: A battery enclosure includes a tub defining an internal volume, a lid, a cross member within the internal volume, and a mounting bracket. The tub has a bottom and a wall integrally formed with the bottom. The lid is configured to couple to the wall to enclose the internal volume. The cross member is coupled to the tub. The mounting bracket is attached to the bottom of the tub and is configured to releasably secure a battery.

Abstract: Disclosed is a battery pack with increased fabrication efficiency. To achieve the object, the battery pack according to the present disclosure includes at least one battery module including a plurality of secondary batteries placed and arranged in a horizontal direction and electrically connected to each other, and a cell frame having a fixing tube configured to fix the plurality of secondary batteries in a predetermined arrangement, the fixing tube being disposed between the plurality of secondary batteries, extending in the horizontal direction and having two open ends, and a fixing rod extending in a direction and inserted into the fixing tube in the horizontal direction.

Abstract: A battery with an anode, a cathode, and an electrolyte. The electrolyte may be disposed between the anode and the cathode. The electrolyte may comprise sodium chloride, water, polyvinyl alcohol, and borax. The anode, the cathode, and the electrolyte may be disposed within a housing. The battery is configured to recharge in response to external mechanical force applied to the battery. A method of recharging the battery may comprise providing the battery with a reduced charge and applying an external mechanical force to the battery such that the electrolyte is physically manipulated. Physically manipulating the electrolyte increases the electric potential between the anode and the cathode to recharge the battery.

Abstract: The invention provides a battery pack and a vehicle. A cell group is configured in the battery pack, and the cell group comprises a plurality of cells, wherein the cells comprise first cells and second cells, the first cells have a better cold resistance than the second cells, and arrangement positions of the first cells and the second cells depend on the heat dissipation capacity in the battery pack.

Abstract: The invention provides a soft pack battery module and its electricity supply thereof. The battery units, which are independent and complete modules, are utilized to be contacted to each other to form the battery cell with the serial connection, the parallel connection or both. There only have charges transferred rather than electrochemical reactions occurred between the battery units. Also, the metallized plastic film package is utilized to pack the battery cell. The inner electrically-conductive area of the metallized plastic film package is directly contacted to the electric power outputs of the battery cell to form electrical connections. Therefore, the problems caused by the need for additional wires can be avoided and the surface area the current path of the battery cell can be maximized.

Abstract: A lithium ion battery module includes a housing with dimensions that conform to overall dimensions for a standard lead acid battery. The lithium ion battery module also includes a plurality of lithium ion battery cells arranged in a stack within the housing and a heat sink outer wall feature of the housing. The heat sink outer wall feature substantially extends in at least one direction to an outermost dimension of the standard lead acid battery.

Abstract: A battery module includes: a plurality of battery cells each of which has a flat shape; a plurality of elastic spacers laminated and disposed alternately with the battery cells; and a restraining member configured to restrain the battery cells and the elastic spacers in a laminating direction of the battery cells. Each of the elastic spacers has a sheet portion that extends between two adjacent battery cells and a plurality of protrusions that protrudes from one surface of the sheet portion. The protrusions are disposed at an equal interval along at least a first direction. When an interval between the protrusions in the first direction is x and a dimension of each protrusion in the first direction is y, relationships of 4 mm?y?18 mm, y?4/9x?10/3, and y?x?2 are satisfied.

Abstract: A non-aqueous electrolyte secondary battery disclosed herein includes a non-aqueous electrolyte and a stacked electrode body including a cell unit, the cell unit including a first electrode, a first separator, a second electrode, and a second separator. The first electrode has a first active material layer. The second electrode has a second active material layer. The first active material layer has a facing region facing the second active material layer at the central part thereof, and has a non-facing region not facing the second active material layer at the outer periphery thereof. The non-facing regions at a pair of opposite ends of the first active material layer each have a through hole. The first separator and the second separator are folded toward the second electrode side outside the non-facing region having a through hole. The first separator and the second separator are joined in a through hole.

Abstract: Disclosed herein is a battery cell with improved durability and safety for the swelling phenomenon. The battery cell can include an electrode assembly having an electrode tab, an electrode lead electrically connected to the electrode tab, a pouch case configured to accommodate the electrode assembly therein and having at least one perforation hole formed in a portion thereof, and a lead film configured to have a portion interposed between the electrode lead and an inner surface of the pouch case and having at least one insert protrusion formed on an outer surface thereof to be inserted into the perforation hole.

Abstract: An electric component housing for accommodating electric components including a housing body forming an appearance of the electric component housing, and a metal support structure embedded inside the housing body.

Abstract: A battery may include a box; and at least two groups of battery cells accommodated in the box, where each group of battery cells may include a plurality of battery cells arranged along a first direction, the first direction being parallel to an upper cover or a bottom wall of the box, and the at least two groups of battery cells may be stacked along a second direction, the second direction being perpendicular to the first direction. The battery cell may be a polyhedral structure and include a first wall and a second wall that may be connected to each other, where the first wall may be parallel to the first direction, the second wall may be oblique to the first wall, and a cross section of the battery cell on a plane perpendicular to the first wall and the second wall may be a parallelogram.

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: A secondary battery includes a unit cell including an electrode assembly provided with a tab bundle and having a round portion, and a cap member in the vicinity of the round portion of the electrode assembly. The cap member includes a pair of first surfaces which are parallel to an upper surface and a lower surface of the electrode assembly, a pair of second surfaces which are parallel to both side surfaces of the electrode assembly, one third surface which connects the pair of first surfaces and the pair of second surfaces, and a contact member provided in an internal space formed by the pair of first surfaces, the pair of second surfaces, and the one third surface and in contact with the round portion of the electrode assembly. The third surface is provided with a through hole through which the tab bundle passes.

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: Devices and methods disclosed herein relate to forming superior mechanical and electrical connections between stacks of foils such as those used in electrochemical cells. The connections described herein use multiple weld types and choice of materials to promote electrical and mechanical connectivity using separate weld types.

Abstract: A battery module includes a cell stack formed by stacking a plurality of battery cells; a bus bar frame assembly having a bus bar frame configured to cover the longitudinal sides of the cell stack and a plurality of bus bars fixed on the bus bar frame and electrically connected to the battery cells; a module terminal having a lead connection fixed on the bus bar frame and electrically connected to the battery cells and a head connected to the lead connection to extend above the lead connection; a terminal nut located below the head; and a frame cover having a nut accommodation portion configured to accommodate the terminal nut and a bolt accommodation portion to accommodate a bolt passing through the head and the terminal nut, the frame cover being configured to cover the bus bar frame assembly so that the head is exposed to an outside.

Abstract: A battery module includes: a plurality of second battery cells, each including an electrode lead connected to an electrode assembly, a terrace portion of a cell body member in which the electrode assembly is accommodated, and a sealing portion connected to the terrace portion; a housing unit in which the plurality of secondary battery cells are accommodated; and a guard unit including a first area, facing at least a portion of the terrace portion, to delay swelling or bursting of the sealing portion of at least one of the plurality of secondary battery cells. The guard unit has a shape in which a first gap is smaller than a thickness of the cell body member to limit expansion of a thickness of the terrace portion, the first gap being a distance between internal surfaces of the first area.

Abstract: A battery pack includes a battery, an outer enclosure housing the battery to form a battery pack, and an expandable portion extending from the outer enclosure and allowing the battery pack to expand along an X-axis of the battery pack. The expandable portion includes an inner portion, an outer portion, and a gap portion between the inner portion and the outer portion. The inner portion and the outer portion have a sealing layer to seal off an interior space and the gap portion is devoid of the sealing layer. The sealing layer allows for fluid communication between the gap portion and the interior space when a pressure exerted on the sealing layer exceeds a pressure threshold. The expandable portion includes folds allowing the expandable portion to fold toward the battery pack in an initial folded configuration and expand away from the battery pack in an at least partially unfolded configuration.

Abstract: The present disclosure relates to an electrode assembly having a stack form of an electrode, a separator and a counter electrode, in which each of the electrode and the counter electrode includes a tab extending from a current collector; the electrode is larger than the counter electrode at four sides including a side from which the tap extends thereof, to have an exposed portion; and an insulation layer is formed on a tab portion of the electrode and on an edge portion of the electrode.

Abstract: The present invention provides a lithium-ion battery, including: a housing and a separator located inside the housing, where the separator separates internal space of the housing into a plurality of accommodation cavities, battery core sets are disposed inside the accommodation cavities, the battery core sets each include at least one pole shank, and the battery core sets are connected in series; and at least one separator is provided with a liquid injection hole, and the liquid injection hole is used to connect two adjacent accommodation cavities on two sides of the separator; and a block mechanism, where the block mechanism is located inside the housing, the block mechanism enables the liquid injection hole to be in a predetermined state, and the predetermined state includes an open state and a closed state. The battery provided in the present invention ensures isolation and safety of each battery core set while facilitating liquid injection.

Abstract: A cold plate apparatus includes walls that surround an active volume adjacent to an inlet plenum; the walls include an inlet opening at one end of a top side of the inlet plenum and a plenum opening between the inlet plenum and the active volume. Also included is a blocker that partially separates the inlet plenum from the active volume. The blocker is structurally configured to preferentially redirect flow from the inlet plenum into the active volume.

Abstract: Provided is a battery module including a multilayered firewall capable of controlling a heat transfer phenomenon due to a battery fire. The battery module includes a plurality of secondary battery cells accommodated in a housing member, wherein a secondary battery cell among the plurality of battery cells includes an electrode assembly in which a plurality of negative electrodes and positive electrodes are alternately stacked with a separator interposed therebetween and a pouch case encasing the electrode assembly, wherein a multilayered firewall is interposed between the plurality of secondary battery cells, and the multilayered firewall includes a heat absorption layer and fireproof layers stacked on opposing surfaces of the heat absorption layer.

Abstract: The invention relates to a distance compensating element for arrangement between two components with a metal foil (4), with spring elements (6) integrally formed with the metal foil (4), wherein the spring elements (6) project from the plane (E) of the metal foil (4) and wherein the spring elements (6) are adapted to be in contact with at least one of the components. The invention also relates to an arrangement comprising two components (22, 24) and a distance-compensating element (2). The invention solves the technical problem of improving a spacer element and an arrangement of two components and a spacer element.

Abstract: The present invention provides a high voltage battery rack, including: a plurality of battery modules electrically connected with each other; and a rack controller configured to control the plurality of battery modules, wherein each of the plurality of battery modules comprises: external terminals; and an MSD module configured to determine whether a voltage is applied to the external terminals during operation.

Abstract: A sodium secondary battery module, according to an exemplary embodiment of the present invention, may comprise: unit stacks in which a plurality of unit cells are laminated, the plurality of unit cells each having an upper cap and a lower cap which seal up a plate-shaped solid electrolyte and a positive electrode component and a negative electrode component which are plate-shaped and respectively disposed on two sides of the solid electrolyte; separators which are interposed between the unit stacks while the plurality of unit stacks are arranged in columns and rows, so as to separate spaces between the unit stacks; and a case for accommodating the plurality of unit stacks and the separators.

Abstract: The present disclosure relates to a smart battery. The smart battery includes a battery shell, layered cells, a positive electrode, a negative electrode, an embedded multi-source sensor group and an intelligent chip. The smart battery can detect the temperature and the pressure of the core of the battery and the current of the battery in real time by using the intelligent chip and the embedded multi-source sensor group, thereby realizing a real-time monitoring of the working state and safety state of the battery, and improving a safety and the reliability of the battery on the basis of realizing the self-sensing function of the battery. The modification to the conventional battery structure by adding the intelligent chip and the embedded multi-source sensor group makes up the gap in research and development, manufacturing and production of the smart battery on the premise of ensuring that the battery volume remains unchanged.

Abstract: A battery pack including a plurality of battery cells arranged in a row in a first direction, the plurality of battery cells being arranged obliquely with respect to the first direction; a first holder plate and a second holder plate arranged to face each other and support the plurality of battery cells therebetween, the first holder plate including a plurality of first steps repeatedly arranged to surround and support first vertically protruding edges of the plurality of battery cells and the second holder plate including a plurality of second steps repeatedly arranged to surround and support second vertically protruding edges of the plurality of battery cells; and at least one cooling channel in the first steps.

Abstract: An all-solid-state battery includes a case, a battery element, and a restraint component. The case accommodates the battery element. The battery element includes an electrode part and a resin part. The resin part covers at least a part of a side face of the electrode part. The restraint component applies a first pressure to the electrode part. The restraint component applies a second pressure to the resin part. The ratio of the second pressure to the first pressure is from 1.5 to 18.

Abstract: An alkaline storage battery includes a spiral electrode group in which a positive electrode plate, a negative electrode plate, and a separator arranged between the positive electrode plate and the negative electrode plate are laminated, the negative electrode plate is located on the inner peripheral side of the positive electrode plate at an innermost peripheral portion, and an electrically conductive outer packaging can in which the spiral electrode group is accommodated together with an alkaline electrolytic solution. The negative electrode plate includes a negative electrode core body, a first negative electrode mixture layer carried on a surface on the outer peripheral side of the negative electrode core body, and a second negative electrode mixture layer carried on a surface on the inner peripheral side of the negative electrode core body.

Abstract: Batteries according to embodiments of the present technology may include an electrode stack including a separator positioned between an anode and a cathode. The batteries may include an electrolyte. The batteries may include an enclosure extending about the electrode stack and containing the electrolyte. The enclosure may include a rigid housing defining a volume in which the electrode stack and the electrolyte are contained. The rigid housing may define a flange extending about the rigid housing. The enclosure may include a lid extending across the rigid housing. The lid may be characterized by a length and a width, and the lid may define a protrusion extending beyond the length or width on a side of the lid at a location corresponding to a predetermined strain location.

Abstract: Provided are a positive current collector, a preparation method thereof, a positive electrode sheet, a cell and a battery. The positive current collector. The positive current collector includes a substrate film and a functional layer arranged on a surface of the substrate film. The substrate film has a first surface and a second surface opposite to the first surface. The first surface has a first functional layer provided thereon, and the second surface has a second functional layer provided thereon. The first functional layer includes a bonding layer, a current conducting layer, and a protective layer that are stacked sequentially. The bonding layer is arranged on the first surface. The first functional layer is divided to have a first functional segment and a second functional segment in a direction parallel to the first surface. The first functional segment has a thickness greater than a thickness of the second functional segment.

Abstract: A secondary battery includes a rectangular exterior body having an opening and containing a first electrode assembly and a second electrode assembly, a sealing plate sealing the opening, and a positive-electrode current collector. The sealing plate has an electrolytic solution introduction hole. The first electrode assembly includes a first insulating sheet on an outermost surface thereof adjacent to the second electrode assembly. The second electrode assembly includes a second insulating sheet on an outermost surface thereof adjacent to the first electrode assembly. A first tape is attached to both an outermost surface of a first positive-electrode tab group and the first insulating sheet. A second tape is attached to both an outermost surface of a second positive-electrode tab group and the second insulating sheet. At least one of the first tape and the second tape is located to face the electrolytic solution introduction hole.

Abstract: Embodiments described herein relate generally to electrochemical cells having semi-solid electrodes that include a gel polymer additive such that the electrodes demonstrate longer cycle life while significantly retaining the electronic performance of the electrodes and the electrochemical cells formed therefrom. In some embodiments, a semi-solid electrode can include about 20% to about 75% by volume of an active material, about 0.5% to about 25% by volume of a conductive material, and about 20% to about 70% by volume of an electrolyte. The electrolyte further includes about 0.01% to about 1.5% by weight of a polymer additive. In some embodiments, the electrolyte can include about 0.1% to about 0.7% of the polymer additive.

Abstract: The present disclosure relates to the technical field of energy storage devices, and discloses a battery module, a battery package and a vehicle. The battery module can include a plurality of battery cells arranged in a horizontal direction, the battery cell can include an electrode assembly and a battery case, and the electrode assembly can be accommodated in the battery case. The electrode assembly can include a first electrode sheet, a second electrode sheet, and a separator disposed between the first and second electrode sheets, wherein the dimension of the battery module in the horizontal direction can be larger than that in the vertical direction of the battery module. The electrode assembly can be of a wound structure or of a laminated structure. The present disclosure can effectively reduce the expansion deformation of the battery module.

Abstract: A battery and related methods are described. The battery can include a plurality of battery cell segments. Each of the battery cell segments can include an anode segment, a cathode segment, and one or more current limiters. The one or more current limiters are configured to conditionally electrically isolate the battery cell segment based on an occurrence of a short circuit within the battery cell segment. The battery can be used to store electrical power and/or provide electrical power to a load.

Abstract: A flexible battery may include: a first electrode assembly including one or more unit cells, each having a pair of electrodes with a separator interposed therebetween; a single electrode; and a second electrode assembly connected to the first electrode assembly or to the single electrode and including a single electrode and a separator covering a top and bottom of the single electrode of the second electrode assembly.

Abstract: Certain aspects relate to a battery pack for electric vertical take-off and landing aircraft. Exemplary battery pack includes a first pouch cell, a second pouch cell, at least a sensor, where the at least a sensor is configured to sense battery pack data and transmit the battery pack data to a data storage system, and a vent configured to vent the ejecta from the first pouch cell. In some embodiments, battery pack may be configured to power at least a propulsor component.

Abstract: The present disclosure provides a side plate and a battery module. The side plate is applied to the battery module. The side plate includes: a first plate, a second plate and a connection portion. The first plate includes a first free end at one side in a height direction, the second plate includes a second free end at the same side in the height direction, the first free end and the second free end abut against each other. The connection portion is located at the other side opposite to the first free end and the second free end in the height direction, and is configured to connect the first plate and the second plate, and enclose a hollow cavity with the first plate and the second plate.

Abstract: A method for producing an all-solid multilayer battery, and an all-solid multilayer battery. The all-solid multilayer battery may be produced by depositing, by electrophoresis without any binder, at least one anode layer, at least one electrolyte layer, and at least one cathode layer. The at least one electrolyte layer, and the at least one cathode layer are obtained from a colloidal suspension containing nanoparticles that are not agglomerated with each other to create clusters and remain isolated from each other. A layer of Ms bonding material is then deposited on a surface of the at least one electrolyte layer. Next, two layers from the at least one dense anode layer, the at least one dense electrolyte layer, and the at least one dense cathode layer, are stacked face-to-face to obtain the all-solid multilayer battery having an assembly of a plurality of elementary cells connected with one another in parallel.

Abstract: An interconnect board (ICB) assembly suitable for a battery module of horizontal stack structure including unidirectional battery cells stacked with cell leads facing each other includes an ICB frame in which cell leads of unidirectional battery cells are configured to be received such that the unidirectional battery cells having the cell leads at one end are configured to be placed facing each other with the cell leads facing each other, and busbars formed in the ICB frame and configured to be electrically connected to the cell leads, wherein the ICB frame is configured to be connected to another ICB frame with a hinge structure in a lengthwise direction of the ICB frame. A battery module including the ICB assembly and a method for fabricating the battery module are also provided.

Abstract: A battery module according to an embodiment of the present disclosure includes a plurality of secondary battery cells; and a housing member including a cooling plate member, and a heat conductive member provided between the secondary battery cells and the cooling plate member to form a heat path for transferring heat from the secondary battery cells to the cooling plate member, the housing member having the plurality of secondary battery cells accommodated therein, wherein the heat conductive member is comprised such that a portion of the heat conductive member in contact with a secondary battery cell that is supercooled has a lower thermal conductivity than a remaining portion of the heat conductive member.

Abstract: A battery cell includes a first power tab and a first conducting wire. The first power tab may include a proximal end connected to the battery cell, and may provide a first output terminal for the battery cell. The first conducting wire may be connected to a distal end of the first power tab, and may be encircled by the first power tab. The first conducting wire may connect with a power circuit board to provide power from the battery cell.

Abstract: A battery proofed against short circuiting, for better safety, includes a battery cell and a first set of electrode tabs. The battery cell includes a first electrode plate and a second electrode plate. The first set of electrode tabs is electrically connected to the first electrode plate. The first set of electrode tabs includes a first bending portion, an edge of the second electrode plate defines a first receiving groove, and the first receiving groove corresponds to the first bending portion.

Abstract: A battery module, includes a battery cell stack in which a plurality of battery cells are stacked; and a heat dissipation plate coupled to one side of the battery cell stack to discharge heat generated in the battery cells externally, wherein the battery cell stack includes a first blocking member formed of an insulating material and disposed between the plurality of battery cells to provide a plurality of insulating spaces, wherein the plurality of battery cells are distributedly disposed in the plurality of insulating spaces.

Abstract: An ultrasonic welding system for a rechargeable battery for mutually welding and bonding includes: a welding apparatus including an anvil and a horn to perform welding and bonding an electrode tab and an electrode lead extending from an electrode assembly of the rechargeable battery through ultrasonic welding by mutually pressing the electrode tab and the electrode lead supplied between the anvil and the horn; and a supply device moves in a vertical or horizontal direction and supplies the electrode lead between the anvil and the horn.

Abstract: A secondary battery which includes an electrode assembly having a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode, and an electrolyte, the electrode assembly and the electrolyte being accommodated in an exterior body. The positive electrode and the negative electrode have curved surfaces adjacent to each other on parts of peripheral surfaces in a planar view. The negative electrode is disposed so as to protrude from the positive electrode so that a gap G is present between the positive electrode and the negative electrode in the planar view. A value (|R1-R2|/G) obtained by dividing an absolute value |R1-R2| of a difference between a curvature radius R1 of the curved surface of the negative electrode and a curvature radius R2 of the curved surface of the positive electrode by the gap G is 0.50 to 1.10.

Abstract: A battery pack includes a battery module having a plurality of battery cells; a lower plate on which the plurality of battery modules are placed; a support member coupled to the lower plate to support the battery module; and a mounting nut coupled to the lower plate and coupled to the support member so that the battery module is fastened by means of a bolt, wherein the battery module is in contact with the support member.

Abstract: The present invention provides a high voltage battery rack, including: a plurality of battery modules electrically connected with each other; and a rack controller configured to control the plurality of battery modules, wherein each of the plurality of battery modules comprises: external terminals; and an MSD module configured to determine whether a voltage is applied to the external terminals during operation.

Abstract: A power supply device has; a battery stacked body where a plural sheets of battery cells each having a positive electrode terminal and a negative electrode terminal at one surface thereof are stacked; and a plurality of bus bars which connect the electrode terminals in the battery cells adjacently disposed. Each of the bus bars partially has a thin area whose thickness is thinner than a thickness of the other area, and an open window formed in the dun area, and opening a portion thereof. The thin area is formed in an oval shape elongated in the battery cell stacking direction, and the open window extends in a direction along the length of the oval shape. This configuration allows the thin area, above and below the length side of the oval shaped thin area, to be secured as a joining area for laser welding or the like.

Abstract: A battery pack includes a plurality of battery cells each including a laminate film casing from which positive and negative electrode lead tabs are led out in a same direction, and a coupling assisting member that includes a conductive plate member fixing portion that fixes a conductive plate member having first and second main surfaces, and first and second slit portions provided on the first and second main surface sides of the conductive plate member, respectively. Either of the positive and negative lead tabs of one battery cell is inserted through the first slit portion and conductively connected to the first main surface. A lead tab of a battery cell adjoining one battery cell and having a polarity different from that of the lead tab of the one battery cell, is inserted through the second slit portion and conductively connected to the second main surface.