Abstract: Disclosed herein is an electrode assembly including 2n (n being a natural number equal to or greater than 1) polar bodies which are stacked.

Abstract: Disclosed are solid-state batteries having improved energy density and methods of manufacturing the solid-state batteries having improved energy density. In some embodiments, the solid-state battery may include a substrate of yttria-stabilized zirconia, a cathode current collector formed on the substrate, an anode current collector formed on the substrate, a cathode of lithium cobalt oxide in electrical contact with the cathode current collector, an anode of lithium in electrical contact with the anode current collector, and a solid-state electrolyte of lithium phosphorous oxynitride formed between the cathode and the anode.

Abstract: A battery tray for storing a battery comprises: a battery storage unit comprising: a first side and a second side facing each other, and a third side and a fourth side facing each other, wherein the third and fourth sides have planar portions for accommodating a prismatic battery cell and round portions for accommodating a cylindrical battery cell; a first guiding unit extending from a lower portion of the third side to secure a first end of a prismatic battery cell; and a second guiding unit extending from a lower portion of the fourth side to secure a second end of a prismatic battery cell.

Abstract: A multi-cell battery includes a negative current collecting substrate; at least two laminated electric cores arranged in parallel to each other on the negative current collecting substrate; and a positive current collecting substrate, wherein the two laminated electric cores sandwiches about the positive current collecting substrate, thereby forming two cells on opposite sides of the positive current collecting substrate.

Abstract: According to the present disclosure, there is provided an electrode assembly comprising (a) a structure in which one kind of radical unit is repeatedly disposed, the one kind of radical unit having a same number of electrodes and separators which are alternately disposed and integrally combined, or (b) a structure in which at least two kinds of radical units are disposed in a predetermined order, the at least two kinds of radical units each having a same number of electrodes and separators which are alternately disposed and integrally combined.

Abstract: An electrode assembly includes a cell stack part having a structure of steps obtained by stacking at least two groups of radical units having different sizes or having different geometric shapes according to the size or the geometric shapes. The radical unit has a combined structure into one body by alternately same number of electrodes and separators, and each step of the cell stack part has a structure in which one kind of radical units is disposed once or repeatedly, or a structure in which at least two kinds of radical units are disposed. The one kind of radical unit has a four-layered structure of first electrode, first separator, second electrode and second separator sequentially stacked or a repeating structure of the four-layered structure. Each of the at least two kinds of radical units are stacked by ones to form the four-layered structure or the repeating structure.

Abstract: Provided herein are electrochemical cells having improved heat collection and transfer systems. For example, one electrochemical cell includes a drawn can having a blind side and a second side opposite the blind side. The cell also includes a positive terminal disposed in the blind side of the can and electrically coupled to at least one positive electrode disposed within the can and a negative terminal disposed in the blind side of the can and electrically coupled to at least one negative electrode disposed within the can. The cell further includes a base coupled to a substantially flat edge disposed on the second side of the can. A bottom surface of the base is adapted to maintain a substantially flat configuration when coupled to a heat sink.

Abstract: An object of the invention is to provide an easy sealing technique of a battery element. A battery module has a battery element placed in the frame shape of an insulating middle frame body. This battery element is covered across the middle frame body by a positive electrode-side plate and a negative electrode-side plate to be contained. In the battery module, an insulating outer peripheral frame body is provided to cover outer peripheral plate sections of the positive electrode-side plate and the negative electrode-side plate along a circumference in a frame shape to include circumferential end faces of the positive and negative electrode-side plates and a circumferential end face of the middle frame body.

Abstract: A thin film solid state battery configured with barrier regions formed on a flexible substrate member and method. The method includes forming a bottom thin film barrier material overlying and directly contacting a surface region of a substrate. A first current collector region can be formed overlying the bottom barrier material and forming a first cathode material overlying the first current collector region. A first electrolyte can be formed overlying the first cathode material, and a second current collector region can be formed overlying the first anode material. The method also includes forming an intermediary thin film barrier material overlying the second current collector region and forming a top thin film barrier material overlying the second electrochemical cell. The solid state battery can comprise the elements described in the method of fabrication.

Abstract: A vehicle propulsion system comprising a plurality of solid state rechargeable battery cells configured to power a drivetrain. In accordance with once aspect of the invention, a transportation system that is powered at least in part by electricity stored in the form of rechargeable electrochemical cells. According to an embodiment of the present invention, these cells are combined in series and in parallel to form a pack that is regulated by charge and discharge control circuits that are programmed with algorithms to monitor state of charge, battery lifetime, and battery health.

Abstract: A voltage detection terminal (27a-27e, 27aa-27ee, 27aaa-27eee) and a discharge terminal (21a-21e) are connected to a peripheral edge portion of a collector (4a-4e) of a bipolar battery (2). Assuming a first straight line (Da1) that connects a centroid of the collector (4a-4e) and the voltage detection terminal (27a-27e) and a second straight line (Da2) that is orthogonal to the first straight line (Da1), the discharge terminal (21a-21e) is disposed on an opposite side of the second straight line (Da2)-the voltage detection terminal (27a-27e). A requirement relating to measurement of a voltage of the collector (4a-4e) and a requirement relating to discharge are thereby both satisfied.

Abstract: A bipolar battery (2) is constructed by laminating a plurality of bipolar electrodes (3), each constituted by a layer-form collector (4), a positive electrode active material layer (5) disposed on one surface of the collector (4), and a negative electrode active material layer (6) disposed on another surface of the collector (4), via an electrolyte layer (7). A voltage detection terminal (21a, 21b) is attached to a peripheral edge portion of the collector (4). By disposing a voltage detection terminal (21b) of an adjacent collector (4) on an opposite side of a second straight line (Da2), which passes through a centroid (O) of the collector (4) and is orthogonal to a first straight line (Da1) that connects the voltage detection terminal (21a) to the centroid (O) of the collector (4), a state of charge within an identical unit cell (15) is made even.

Abstract: The invention relates to a battery, particularly a lead storage battery, having at least one battery cell connector element (20) comprising a substantially prismatic base body (22) extending along a longitudinal axis (L) for connection to a plurality of pole flanges on a lower face (26) of the base body (22) and a contact lug (24) disposed adjacent to a contact-lug-side end face (30) of the base body (22) on the side of the contact lug, said contact lug being connected to the base body as one piece. A second groove (46) formed in the base body (22) and running to the lower face (26) is provided according to the invention.

Abstract: According to one embodiment, a non-aqueous electrolyte battery includes an electrode group. The electrode group includes a positive electrode and a negative electrode. At least one of the positive electrode or the negative electrode has a first electrode part and a second electrode part. The first electrode part includes a first metal substrate and an active material-containing part. The second electrode part includes a second metal substrate and an active material-containing part. The first metal substrate has a tensile strength larger than a tensile strength of the second metal substrate. A part of the first electrode part is provided more outside of the electrode group than a part of the second electrode group.

Abstract: A battery comprises a battery case forming a substantially sealed enclosure and an electrode stack within the enclosure. The electrode stack includes a first set of electrode elements and a second set of electrode elements. The electrode elements in the second set alternate with the electrode elements in the first set within the electrode stack. A conductive tab extends from each of the electrode elements in the first and second sets, wherein each of the conductive tabs in the first set forms an aperture, wherein the apertures are coincident with each other. The battery further comprises a feedthrough including a feedthrough pin extending through the battery case and through each of the coincident apertures, wherein the feedthrough pin serves as a positive terminal for the battery.

Abstract: The disclosed embodiments relate to the manufacture of a battery cell. The battery cell includes a first set of layers including a cathode with an active coating, a separator, and an anode with an active coating. The separator may include a ceramic coating and a binder coating over the ceramic coating. During manufacturing of the battery cell, the layers are stacked, and the binder coating is used to laminate the first set of layers within the first sub-cell by applying at least one of pressure and temperature to the first set of layers. In addition, uniform pressure is applied to the cell stack to laminate the first and second sets of layers.

Abstract: An energy storage device can have a first graphite film, a second graphite film and an electrode divider ring between the first graphite film and the second graphite film, forming a sealed enclosure. The energy storage device may be compatible with an aqueous electrolyte or a non-aqueous electrolyte. A method of forming an energy storage device can include providing an electrode divider ring, a first graphite film and a second graphite film. The method can include pressing a first edge of the electrode divider ring into a surface of the first graphite film, and pressing a second opposing edge of the electrode divider ring into a surface of the second graphite film to form a sealed enclosure. The sealed enclosure may have as opposing surfaces the surface of the first graphite film and the surface of the second graphite film.

Abstract: A battery assembly can be formed on a base layer provided on a temporary process substrate, with a thin film battery stack including an anode layer, a cathode layer, and an electrolyte layer between the anode and cathode layers. The thin film battery stack can be bonded to a transfer layer, and the process substrate can be removed for assembly into a battery system.

Abstract: A battery module includes a plurality of flat batteries stacked upon one another in a thickness direction. The plurality of flat batteries each have an outer cover and plate-shaped electrode terminals connected. A power generating element is sealed within the outer cover of each of the plurality of flat batteries. The electrode terminals include substantially flat plates connected to the power generating element and projecting out of the outer cover in a projecting direction. The electrode terminals of the plurality of batteries are electrically connected to each other. Each of a plurality of electrically insulating spacers receives the electrode terminals of more than one of the flat batteries and the spacers are stacked in the thickness direction of the flat batteries.

Abstract: An energy storage module having a plurality of stacked flat cells. The energy storage module has an interconnection formed in such a way that the energy storage module can be connected mechanically, electrically and/or for exchanging coolant with at least one other energy storage module of the same kind.

Abstract: An electrode assembly and a secondary battery using the same. In an embodiment, the electrode assembly includes one or more first electrodes each having a first tab provided to one surface thereof, and one or more second electrodes each having a second tab provided to one surface thereof. The second electrodes are alternately stacked with the first electrodes. A separator is interposed between the first and second electrodes and folded a plurality of times so that the same surfaces of the separator face each other. The separator has one or more tab through-holes through which the first and second tabs protrude at folded portions of the separator.

Abstract: There is provided an electrode assembly having increased degrees of structural freedom in the thickness direction thereof. The electrode assembly includes negative and positive electrodes alternately stacked with separators interposed therebetween, wherein the electrode assembly is formed by stacking N electrode stacks where N is a natural number equal to or greater than 2, each of the electrode stacks comprises electrodes having the same area and stacked with separators interposed therebetween, and neighboring electrode stacks of the electrode stacks have different electrode areas, wherein a first electrode stack of the electrode stacks is formed by stacking unit cells respectively including an odd number of electrodes, and the other electrode stacks stacked on the first electrode are formed by stacking unit cells respectively including an even number of electrodes.

Abstract: A weld-free, frameless battery design is provided. The design reduces the number of parts and the weight of the battery pack, simplifies the assembly operation, and keeps the battery pack reparable and remanufacturable with minimal effort and cost. The battery pack includes a stack of battery cells and cooling fins, and a removable restraint is placed around the stack. The positive and negative tabs of the battery cells comprise a pair of sub-tabs which are bent over the faces of the cell. One type of cell can have an extended portion on one of the positive and one the negative sub-tabs which are on opposite faces of the cell. The sub-tabs are used to make the necessary series and parallel connections.

Abstract: A battery using an active material that can function as a secondary battery has been developed by using the same material as active material of the positive electrode and the negative electrode, and a nonpolar secondary battery has been constructed. Because the terminal electrodes are not distinguished, there is no need to be aware of the mounting direction, so that the mounting process can be simplified. Also, because the positive layer and the negative layer do not need to be separately constructed, the battery manufacturing process can be simplified. Further, by connecting the nonpolar secondary batteries in series and modifying the connection of the lead-out electrodes extending from the points of connection, a battery with a different output voltage or a different battery capacity can be configured.

Abstract: An electrode assembly manufactured by a third method other than a stack folding method or a stack method, and an electrochemical device including thereof are disclosed. The electrode assembly includes at least one radical cell. The radical cell has a four-layered structure obtained by stacking a first electrode, a first separator, a second electrode, and a second separator one by one.

Abstract: A battery pack having a cooling system is disclosed. The battery pack includes battery units linked in series or in parallel and arranged in a plane; thermal conducting bars each has a number of side walls and two ends, averagely located among the battery units and substantially contacted to the battery units by the side walls, for conducting heat out of the battery units to the two ends; and a housing for containing the battery units and thermal conducting bars and conducting heat from the ends of the thermal conducting bars to outside of the housing. At least one end of the thermal conducting bar is connected to the housing and becomes an internal supporting structure of the housing.

Abstract: A conventional, multilayer, all-solid-state, lithium ion secondary battery where an electrode layer and an electrolyte layer are stacked has a problem that it has a high interface resistance between the electrode layer and the electrolyte layer and has a difficulty in increasing the capacity of the battery. A battery has been manufactured by applying pastes of a mixture of an active material and a solid electrolyte to form electrode layers and baking a laminate of electrode layers and electrolyte layers at a time. As a result, a matrix structure including the active material and the solid electrolyte has been formed in the electrode layers, so that a battery with a large capacity and a reduced interface resistance between the electrode layer and the electrolyte layer has been successfully achieved.

Abstract: A stack type battery includes a stack including: a plurality of cathode sheets; a plurality of anode sheets, which are alternately disposed with the cathode sheets; and a plurality of separators, where each of the separator is disposed between a corresponding cathode sheet of the cathode sheets and a corresponding anode sheet of the anode sheets, where the stack includes first to third protrusions, the first protrusion includes a portion of the cathode sheets which does not overlap the anode sheets and the separators, and the second protrusion includes a portion of the anode sheets which does not overlap the cathode sheets and the separators.

Abstract: In a cell holding device, engaging members (224) are disposed in an insertion cavity (222) into which an end portion of each cell (400) is inserted, such that the engaging members (224) are movable in a direction of insertion in which the cell (400) is inserted. The cell holding device also has guides (225) that push the engaging members (224) toward the inner radius of the insertion cavity (222) as the engaging members (224) move in the direction of insertion. With this arrangement, when the end portion of the cell (400) is inserted into the insertion cavity (222), the engaging members (224) sandwiched between the guides (225) and a side circumferential surface (403) of the cell (400) hold the end portion of the cell (400).

Abstract: A bipolar secondary battery includes a power generating element in which a bipolar electrode and an electrolyte layer are stacked. The bipolar electrode includes a positive-electrode active material layer formed on one surface of a current collector and a negative-electrode active material layer formed on the opposing surface of the current collector. Peripheral edges of the bipolar electrode and electrolyte layer are bonded through a seal. Edges of the positive-electrode active material layer and the negative-electrode active material layer on opposite surfaces of a respective current collector are offset from each other. The edge of a seal portion facing an inner edge of the edges of the positive-electrode active material layer and the negative-electrode active material layer is positioned inside an outer edge of the edges of the positive-electrode active material layer and the negative-electrode active material layer.

Abstract: An electrode assembly for a secondary battery, a method of manufacturing the electrode assembly and a secondary battery having the electrode assembly. The electrode assembly includes a plurality of electrode members arranged in a stacked shape along a baseline extending in one direction and a separation unit separating two adjacent electrode members. The separation unit includes three or more separators having a same winding center.

Abstract: Disclosed is a battery module including a plurality of plate-shaped battery cells which are sequentially stacked, wherein the battery module is configured to have a structure in which two or more hexahedral cell units are connected to each other in series in a state in which the hexahedral cell units are stacked, each of the cell units is configured to have a structure in which two or more battery cells are connected to each other in series in a state in which the battery cells are in tight contact with each other, and electrode terminals (outermost electrode terminals) of outmost battery cells of the cell units are connected to external input and output terminals of the battery module, the outermost electrode terminals having a larger vertical sectional area than electrode terminals of the other battery cells such that the outermost electrode terminals are prevented from being broken by external force.

Abstract: An electrode assembly for a secondary battery and a method of manufacturing the same are disclosed. An electrode assembly comprises: a plurality of separator members formed by winding a central separator member, wherein the central separator member is a predeterminated portion of the separator; and a plurality of electrode members positioned between each of the separator members; wherein the separator including the plurality of separator members and the central separator member is one of the plurality of separator members, and wherein both opposite ends of the central separator member is curved in opposite directions, respectively.

Abstract: Disclosed herein is a method of locating a plurality of full cells constructed in a cathode/separator/anode structure, as basic units, on a separator sheet having a continuous length, further locating a unit electrode or a bi-cell on the separator sheet, and winding the full cells and unit electrode or the bi-cell to continuously manufacture a stacking/folding type electrode assembly constructed in a structure in which anodes are located at the outermost electrodes forming the outside of the electrode assembly, respectively, wherein the method including a step of continuously supplying a cathode sheet, an anode sheet, a first separator sheet, and a second separator sheet, to manufacture the unit cells, successively arranging the unit cells on the second separator sheet from a first stage to an nth stage, and winding the unit cells, a step of arranging cathode tabs and anode tabs at the respective stages, while the cathode tabs and the anode tabs are opposite to each other, and arranging electrode tabs having

Abstract: Provided is a partition of a pouch type secondary battery provided between at least two pouch type secondary batteries stacked in order to configure a secondary battery module to prevent damage of a surface of the pouch type secondary battery and shaking of the pouch type secondary battery at the time of vibration while preventing damage of the pouch type secondary battery due to a short-circuit.

Abstract: There are provided an electrode assembly, and a battery cell, a battery pack, and a device. The electrode assembly includes a combination of two or more types of electrode units having different areas, wherein the electrode units are stacked such that steps are formed, and electrode units are formed such that a positive electrode and a negative electrode face one another at an interface between the electrode units.

Abstract: Embodiments of a battery taught herein are directed to preventing a displacement between bipolar battery stacks or between a bipolar battery stack and an electrode tab. A bonding portion is formed at a part of a contact surface where a collector positioned at both ends in a stacking direction of a bipolar battery stack is bonded to the electrode tabs. The electrode tab and the collector are fixed by such a bonding portion. Further, the bonding portion is formed at a part of a contact surface where adjacent bipolar battery stacks are bonded to each other. Bipolar batteries positioned at upper and lower portions in the stacking direction are fixed by such a bonding portion.

Abstract: There is provided an electrode assembly comprising at least one stacked and folded type electrode stack in which a plurality of electrode units having electrode tabs are stacked in a state that the electrode units are separated by a sheet of separating film. The stacked and folded type electrode stack includes at least one stepped portion formed of electrode units having different areas and stacked on one another.

Abstract: A battery having a plurality of cell pairs arranged in an array is disclosed. The cells pairs are coupled longitudinally. Sense leads are provided on the ends of cell pairs to obviate providing a sense lead proximate the junction of the cell pair.

Abstract: Disclosed herein is a battery pack including: a plurality of cylindrical battery cells arranged in a plurality of rows and a plurality of layers; a lower case for supporting the battery cells; a terminal case attached to the lower case and provided at one side surface thereof with connection terminals for connection to an external apparatus; a main circuit board attached to the terminal case and electrically connected to the battery cells; wherein the lower case is formed with a support protrusion which is passed through the main circuit board and operative to support the battery cell.

Abstract: A method for manufacturing a lithium-ion type battery including the steps of forming in a substrate a recess having lateral walls having a re-entrant profile; depositing, by successive non-conformal physical vapor depositions, a stack of the different layers forming a lithium-ion battery, this stack having a thickness smaller than the depth of the recess; depositing on the structure a filling layer filling the space remaining in the recess; and planarizing the structure to expose the upper surface of the stack.

Abstract: A battery module includes a battery array and an end plate. The battery array includes at least two battery cells that are stacked, the battery cells including a terminal surface where an electrode and a vent are exposed and an opposite bottom side. The end plate is disposed at the terminal surface of the stacked battery cells and includes an electrode hole through which the electrode is exposed. a first coupling unit including an alignment protrusion is disposed on one side of the end plate, and a second coupling unit including an accommodation unit is disposed on an opposite side of the end plate. The accommodation unit of the second coupling unit is configured to be coupled with an alignment protrusion of a first coupling unit of an end plate of an adjacent battery module.

Abstract: In order to provide a highly-reliable battery pack that has resistance to vibration, a battery pack of the present invention is characterized by including a plurality of unit batteries 100 stacked and bonded together with a two-sided adhesive tape 460, the unit batteries 100 including a laminate film casing material by which an electrode laminated body that includes a sheet positive electrode, a sheet negative electrode, and a separator, and an electrolytic solution are sealed, wherein a total outer circumference length of the two-sided adhesive tape 460 is longer than an outer circumference length of an electrode laminated area 105 that is an area corresponding to a location where the electrode laminated body is stored in the laminate film casing material.

Abstract: A lithium ion battery includes at least one battery cell. The battery cell includes a cathode electrode, an anode electrode, and a separator. The separator is sandwiched between the cathode electrode and the anode electrode. At least one of the cathode electrode and the anode electrode includes a current collector. The current collector includes a graphene layer and a carbon nanotube layer.

Abstract: A secondary battery and a method of manufacturing the same in which the secondary battery includes an electrode assembly having a number of electrode plates and a number of separators. Each separator is disposed between each of the electrode plates of the plurality of electrode plates. Further included is a number of electrode tabs extending from and electrically connected to each of the plurality of electrode plates. The electrode tabs form a stack of electrode tabs by placing each electrode tab of the plurality of electrode tabs one upon another. Still further included is a number of lead members having two ends in which a first end has a space that forms a first part and a second part in the first end of each lead member with the first part and the second part are independent and separate from each other. In addition, the first part and the second part of each lead member are each coupled to the stack of electrode tabs within the battery case.

Abstract: Disclosed herein is a battery cell configured to have a structure in which an electrode assembly including a separator disposed between a cathode and an anode is mounted in a battery case, wherein the battery case includes an upper case and a lower case, the upper case and/or the lower case being provided with a receiving part, in which the electrode assembly is mounted, the electrode assembly includes a plurality of electrodes or unit cells stacked in a height direction on the basis of a plane, two or more of the electrodes or the unit cells having different planar sizes, and the receiving part of the battery case is provided with stair-like steps corresponding to an external appearance of the electrode assembly.

Abstract: Disclosed is a battery pack including a battery module array, wherein a reinforcement member is coupled to side walls of end plates or sides of main members at an outer side of an outermost battery module of the battery module array to minimize deformation of the battery pack when the battery pack is vibrated in the front and rear direction.

Abstract: A battery comprises a battery case forming a substantially sealed enclosure and an electrode stack within the enclosure. The electrode stack includes a first set of electrode elements and a second set of electrode elements. The electrode elements in the second set alternate with the electrode elements in the first set within the electrode stack. In addition, the electrode elements include coincident alignment apertures. The coincident alignment apertures are configured to restrict rotation of the electrode elements to align the electrode elements when the alignment apertures are positioned over mating alignment protrusions during assembly of the electrode stack. The battery further comprises a feedthrough including a feedthrough pin extending through the battery case. The feedthrough pin is electrically coupled to the electrode stack and serves as a positive terminal for the battery.

Abstract: Disclosed is a battery pack including (a) a battery module array having battery modules arranged in two or more rows, (b) a pair of side support members that are in close contact with outermost unit modules in the battery modules in the battery module array, (c) lower end support members coupled to lower ends of the side support members, (d) two or more first upper mounting members coupled to upper ends of the side support members and lower ends of the battery modules erected in an upside-down fashion, (e) a second upper mounting member coupled to upper ends of the first upper mounting members, and (f) a rear mounting member disposed at the rear of the battery module array.

Abstract: Disclosed herein is a battery module including two or more plate-shaped battery cells sequentially stacked, wherein each of the plate-shaped battery cells is constructed in a structure in which an electrode assembly of a cathode/separator/anode structure is mounted in a battery case formed of a laminate sheet including a resin layer and a metal layer, and a heat exchange member, including a plurality of heat exchange plates and a frame to which the heat exchange plates are connected, is mounted at one side of a stack of the battery cells for removing heat generated from the battery cells during the charge and discharge of the battery cells.