Abstract: The invention relates to a microbattery that comprises a stack on a substrate, covered by an encapsulation layer and comprising first and second current collector/electrode assemblies, a solid electrolyte and electrical connections of the second current collector/electrode assembly to an external electrical load. The electrical connections are formed by at least two electrically conductive barriers passing through the encapsulation layer from an inner surface to an outer surface of the encapsulation layer. Each of the barriers has a lower wall in direct contact with a front surface of the second current collector/electrode assembly and an upper wall opening onto the outer surface of the encapsulation layer. The barriers form a compartmentalization network within the encapsulation layer.

Abstract: A thin printed flexible electrochemical cell with a high moisture and oxygen barrier polymer film sealed and folded package featuring a printed cathode deposited on a highly conductive carbon printed cathode collector with a zinc foil anode or printed anode placed adjacent to the cathode. After the cell components are added to the special laminated polymer substrate, the web is processed automatically on a modified high-speed commercial horizontal pouch filling machine to complete the cell assembly process. In this process a starch coated paper separator layer may be inserted over the anode and the cathode, and then the aqueous electrolyte solution is added to the cell. To complete the process, all four edges of the cell are heat sealed to confine the cell components within the cell cavity and each cell is trimmed off the continuous web.

Abstract: A lithium salt is disclosed. The lithium salt includes a lithium ion and an anion represented by formula (I), wherein R1 to R5 are independently selected from hydrogen atom, cyano group, fluorine atom, and C1-C5 alkyl group, in which the C1-C5 alkyl group is substituted with at least one fluorine atom. The present invention further provides an electrolyte solution and a lithium battery containing the lithium salt to enable a high conductivity of the battery at a high temperature.

Abstract: A battery includes an anode having an alkali metal as the active material, a cathode having, for example, iron disulfide as the active material, and an increased electrolyte volume.

Abstract: The object of an exemplary embodiment of the invention is to provide a lithium ion secondary battery having an excellent charge and discharge cycle property. An exemplary embodiment of the invention is a lithium ion secondary battery, comprising a battery assembly in which a positive electrode and a negative electrode are stacked through a separator and a package in which the battery assembly and an electrolyte are placed; wherein the negative electrode comprises a negative electrode collector which is composed of a metal and a negative electrode active material layer which is formed on the negative electrode collector and which comprises a negative electrode active material and a binder; wherein the negative electrode collector and the negative electrode active material layer have a crack which is formed so as to be communicated with each of them; and wherein the crack reaches an outer peripheral edge from an inside of the negative electrode.

Abstract: According to one embodiment, a non-aqueous electrolyte battery includes an outer case, a negative electrode, a positive electrode including a current collector and a positive electrode layer formed on surface of the current collector and opposed to the negative electrode layer, and a non-aqueous electrolyte, wherein the positive electrode layer includes a layered lithium nickel cobalt manganese composite oxide and a lithium cobalt composite oxide, the positive electrode layer has a pore volume with a pore diameter of 0.01 to 1.0 ?m, the pore volume being 0.06 to 0.25 mL per 1 g of a weight of the positive electrode layer, and a pore surface area within the pore volume range is 2.4 to 8 m2/g.

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: A positive electrode includes a current collector and a positive active mass layer on the current collector. The positive active mass layer includes a positive active material, active carbon, a conductive material, and a binder. The active mass density of the positive active mass layer and the thickness of the positive active mass layer satisfy Equation 1. 0.09?active mass density of the active mass layer(g/cc)/thickness of the active mass layer(?m)?0.

Abstract: A nickel hydride secondary battery houses an electrode group including a positive electrode and a negative electrode which are overlapped with each other via a separator with an alkaline electrolyte solution, the negative electrode includes a hydrogen absorbing alloy, a negative-electrode additive agent, a thickening agent, and a conductive material, and the negative-electrode additive agent includes at least one selected from calcium fluoride, calcium sulfide, and calcium chloride.

Abstract: Disclosed herein are various embodiments of redox flow battery systems having modular reactant storage capabilities. Accordingly to various embodiments, a redox flow battery system may include an anolyte storage module configured to interface with other anolyte storage modules, a catholyte storage module configured to interface with other catholyte storage modules, and a reactor cell having reactant compartments in fluid communication with the anolyte and catholyte storage modules. By utilizing modular storage modules to store anolyte and catholyte reactants, the redox flow battery system may be scalable without significantly altering existing system components.

Abstract: A multi layer laminate sheet suitable to form a battery pouch is described. The laminate sheet includes a core metal layer, a sealant layer, and an insulating layer. The sealant layer is bonded to one surface of the core metal layer, and the insulating layer is bonded to the other surface of the core metal layer. The insulating layer has a width that is greater than the width of the core metal layer, such that the insulating layer extends past two edges of the core metal layer. When the pouch is formed by folding the laminate sheet, the insulating layer protects the edges of the core metal layer of the laminate sheet from being exposed around the edges or sides of the pouch. Other embodiments are also described and claimed.

Abstract: A battery cell separator includes rib supports and ribs connected between the rib supports. The rib supports and the ribs form a cartridge pocket configured to receive a battery cell with the rib supports and the ribs each forming a respective side of the cartridge pocket. In another battery module, the rib supports and the ribs form respective pockets fore and aft of the ribs with each pocket being configured to receive a battery cell.

Abstract: In a battery loading and unloading mechanism, a battery formed in a flat rectangular parallelepiped and having an almost square main surface is loaded and unloaded to and from a device. The battery is formed with projecting portions at longitudinal both ends of a back surface thereof and along the back surface, whereby the battery can be prevented from being erroneously inserted into the device. The projecting portion has an inclined surface acutely inclined with respect to the back surface, and when the battery is unloaded from the device, unloading of the battery from the device is accelerated by the inclined surface undergoing contact pressure of the retaining means. The device is formed with a notched portion which is adapted to expose the other projecting portion of the battery when the battery is loaded, thereby facilitating unloading of the battery.

Abstract: A secondary battery, a jig suitable for fabrication of the secondary battery, and a method for producing a secondary battery constructed with a case accommodating the electrode assembly. The case includes a front portion terminated along opposite edges by a first wing portion and a second wing portion, and a back portion positioned opposite to the front portion, with insulating film bent along a length of a junction between the front portion and each of the first wing portion and the second wing portion, a pair of holes in the insulating film are held in parallel alignment with respect to the length of the junction, with the insulating film adhering to and covering the front portion and a corresponding one of the first wing portion and the second wing portion, in order to prevent leakage of electrolyte, and resulting corrosion of the electrically conducting metal components of the secondary battery.

Abstract: In a battery loading and unloading mechanism, a battery formed in a flat rectangular parallelepiped and having an almost square main surface is loaded and unloaded to and from a device. The battery is formed with projecting portions at longitudinal both ends of a back surface thereof and along the back surface, whereby the battery can be prevented from being erroneously inserted into the device. The projecting portion has an inclined surface acutely inclined with respect to the back surface, and when the battery is unloaded from the device, unloading of the battery from the device is accelerated by the inclined surface undergoing contact pressure of the retaining means. The device is formed with a notched portion which is adapted to expose the other projecting portion of the battery when the battery is loaded, thereby facilitating unloading of the battery.

Abstract: A battery including a battery case, an electrode assembly in the battery case, the electrode assembly including a plurality of windings that are wound about a winding axis, the winding axis being oriented parallel to a bottom surface of the battery case, and a deformable member between the electrode assembly and the bottom surface of the battery case, the deformable member being pressed between the electrode assembly and the bottom surface of the battery case.

Abstract: A lithium-ion battery includes a safety protection bracket. The battery includes an electrode assembly and an aluminum housing for receiving the electrode assembly, wherein the electrode assembly comprises a cathode, an anode, and a separator film, a cathode tab is positioned on the cathode, an anode tab is positioned on the anode, a safety bracket is positioned on the top of the electrode assembly, and the safety bracket is located between the aluminum housing and the electrode assembly, and an aluminum top cover fixedly connected to the aluminum housing is positioned on the aluminum housing. The battery provides a safety protection unit deployed on the bracket can fix the electrode assembly, and in addition, when the battery is punctured or crushed or otherwise misused, release energy of a faulty cell through an outer short-circuit to avoid greater accidents and ensure safety performance of the battery.

Abstract: Provided herein are energy storage devices. In some cases, the energy storage devices are capable of being transported on a vehicle and storing a large amount of energy. An energy storage device is provided comprising at least one liquid metal electrode, an energy storage capacity of at least about 1 MWh and a response time less than or equal to about 100 milliseconds (ms).

Abstract: An energy storage device includes an electrochemical electrode assembly, a substantially cuboid housing having a first housing wall and a second housing wall arranged substantially perpendicular to one another, a first cell terminal of first polarity and a second cell terminal of second polarity, the cell terminals extending from the first housing wall, the first cell terminal including a first contact area having a first normal vector, the second cell terminal configured with a substantially plate-shaped connecting leg that sectionally extends beyond the second housing wall and includes a second contact area having a second normal vector having the same direction as the first normal vector and reversed orientation.

Abstract: The disclosed embodiments provide a battery cell. The battery cell includes a set of layers including a cathode with an active coating, a separator, and an anode with an active coating. The battery cell also includes a pouch enclosing the layers. Finally, the battery cell has a three-dimensional non-rectangular shape to facilitate efficient use of space within a portable electronic device powered by the battery cell.

Abstract: The present invention relates to a rechargeable electrochemical battery cell having a housing, a positive electrode, a negative electrode, and an electrolyte, the electrolyte containing sulfur dioxide and a conductive salt of the active metal of the cell. The total quantity of oxygen-containing compounds contained in the cell that are able to react with the sulfur dioxide, reducing the sulfur dioxide, is not more than 10 mMol per Ah theoretical capacitance of the cell.

Abstract: A battery module is provided with a battery cell and a case. The case houses the battery cell. The case includes a first main face, a second main face, a first battery module coupling structure and a first elastically deforming structure. The first battery module coupling structure is arranged and configured to retain a first additional battery module over the first main face. The first elastically deforming structure is arranged and configured with respect to the first main face to elastically deform inward towards the second main face upon stacking the first additional battery module onto the first main face while the first additional battery module is retained to the first main face of the case by the first battery module coupling structure.

Abstract: A rechargeable battery is provided. The rechargeable battery comprises an electrode assembly, a case housing the electrode assembly, at least one lead tab accommodated in the case to electrically connect the electrode assembly to the case, and a welded joint joining the lead tab to the case. In the rechargeable battery, the case is connected to the lead tab without producing any spatter within the case. The welded joint extends from an outer bottom surface of the case to the lead tab. Further provided is a method for manufacturing the rechargeable battery.

Abstract: A lithium ion battery pack battery pack is disclosed. The battery pack comprises a housing, the housing having a sidewall and a sidewall opening extending there through, a plurality of lithium ion battery cells disposed within the housing, the battery cells having an anode terminal and a cathode terminal, first and second current collectors disposed in the housing, the first and second current collectors electrically engaging respective ones of the anode and the cathode terminals, a metal plate disposed in the sidewall opening adjacent one of the current collectors, and an electrically non-conductive barrier disposed between the adjacent one of the current collectors and the metal plate, wherein the metal plate draws heat from the adjacent one of the current collectors outwardly into the ambient environment.

Abstract: Disclosed herein is a battery cartridge having a plate-shaped battery cell mounted therein, wherein the battery cartridge includes a pair of plate-shaped frames configured to fix opposite sides of the battery cell at the edge thereof in a state in which the sides of the battery cell are open, and each of the frames is provided at the inside thereof, disposed in contact with the edge of the battery cell, with an elastic pressing member configured to press the edge of the battery cell.

Abstract: The present invention provides for a lithium ion battery and process for creating such, comprising higher binder to carbon conductor ratios than presently used in the industry. The battery is characterized by much lower interfacial resistances at the anode and cathode as a result of initially mixing a carbon conductor with a binder, then with the active material. Further improvements in cycleability can also be realized by first mixing the carbon conductor with the active material first and then adding the binder.

Abstract: The present invention relates to an electrode assembly of a porous structure and a secondary battery including the same. In an electrode assembly including a plurality of anodes, cathodes, and separators, the present invention provides a secondary battery including an electrode assembly including one or more through holes, and a passing sealing portion supplementarily sealed on positions corresponding to the through holes. The secondary battery according to the present invention may prevent the inner short and increase safety by including the fused portion of an electrode assembly and a battery case, stably fixing them, and holding back the movement of the electrode assembly. In addition, the present invention has an effect of being capable of greatly enhancing impregnation on electrolyte since the electrode assembly has a porous structure.

Abstract: A secondary battery includes: a case; an electrode assembly housed in the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode having a coating portion coated with a first active material and a non-coating portion absent the first active material; and a collector plate including first and second collector plates enmeshed together with the non-coating portion therebetween.

Abstract: Converter cell having at least one particularly rechargeable electrode assembly, that is designed to at least temporarily supply electrical energy particularly to a consumer, which has at least two electrodes of different polarity, with at least one current conducting device, which is designed to be electrically, preferably materially connected to one of the electrodes of the electrode assembly, with a cell housing with a first housing section, wherein the first housing section is designed to at enclose at least areas of the electrode assembly.

Abstract: There is provided an electric storage device including a power generating element, a housing container for housing the power generating element and including an upper face, a bottom face, and four side faces and a covering member formed by winding an insulating sheet around the housing container. The housing container includes round portions or chamfered portions formed between the adjacent side faces and round or chamfered boundary portions formed between the bottom face and the side faces. The covering member covers parts of the boundary portions, the side faces, and the round portions or the chamfered portions.

Abstract: The present invention relates to a method of manufacturing an electrode assembly, the method including: preparing an electrode laminate including at least one negative electrode, at least one positive electrode, and at least one separation film; generating a separation film assembly by bonding remaining portions of the separation film positioned in regions not corresponding to shapes of the negative electrode and the positive electrode; and cutting the separation film assembly so as to correspond to the shapes of the negative electrode and the positive electrode, and an electrode assembly manufactured by the method.

Abstract: A battery including: a case having a case region extendable along a first direction; an electrode assembly housed within the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode including a first uncoated region at a first end of the electrode assembly, and the second electrode including a second uncoated region at a second end of the electrode assembly, the second end facing oppositely away from the first end, and the first uncoated region being spatially separated from the second uncoated region along the first direction; and a terminal electrically coupled to at least one of the first uncoated region or the second uncoated region, the case region being between the first uncoated region and the second uncoated region along the first direction.

Abstract: A battery cell casing comprises a first casing element (1) with a first contact surface (7) and a second casing element (2) with a second contact surface (8). In an assembled position the first and second contact surfaces (7, 8) contact each other and the first and second casing elements (1, 2) encase active materials (9, 10) of a battery cell in an interior space. At least one seal layer is arranged between the first and second contact surfaces (7, 8) to seal the interior space, wherein one of first and second contact surface (7; 8) comprises a void volume layer and the other of first and second contact surface (7; 8) comprises a formable material layer, which fills voids on a surface of the void volume layer hermetically in the assembled position and forms the seal layer.

Abstract: An object of the present invention is to provide a sulfide-based solid cell module which prevents a deterioration in negative electrode caused by hydrogen sulfide. Disclosed is a sulfide-based solid cell module comprising a sulfide-based solid cell which comprises a positive electrode, a negative electrode and a sulfide-based solid electrolyte between the positive and negative electrodes, and a cell case for housing the sulfide-based solid cell, wherein the negative electrode is on the upper side of the vertical direction of the solid cell than the positive electrode, and wherein a gas having a lower density than hydrogen sulfide is contained in the cell case.

Abstract: A secondary battery that includes a battery case having a first surface; and a cover that covers at least one portion of the first surface. In the secondary battery, the cover includes at least one extension member that covers at least one portion of a second surface vertically connected to the first surface of the battery case. The second surface of the battery case is provided with a mounting portion on which the extension member is mounted, and the mounting portion is provided to be recessed inward from a peripheral portion of the mounting portion.

Abstract: A rechargeable battery includes an electrode assembly comprising a first electrode plate, a second electrode plate, and a separator located between the first and second electrode plates; a case housing the electrode assembly; and at least one short circuit inducing member electrically coupled to the first electrode plate or the second electrode plate of the electrode assembly and adapted to induce a short circuit in the rechargeable battery when the shape of the rechargeable battery is changed.

Abstract: A secondary battery including a can having enhanced safety against compression. A secondary battery includes: an electrode assembly; a can containing the electrode assembly and including a plate, and a wall extending from the plate in a first direction to define a cavity and an opening opposite the plate, a portion of the wall being thicker than another portion of the wall; and a cap assembly sealing the electrode assembly in the can.

Abstract: Disclosed are a polymer battery pack and a method for manufacturing the same. In the polymer battery pack, a bare cell and a protection circuit member are separated from each other by a holder frame such that the bare cell is coupled to the inner side of the holder frame and the protection circuit member is coupled to the outer side of the holder frame. The method for manufacturing the polymer battery pack includes: coupling a bare cell to the inner side of a holder frame; electrically connecting the bare cell to a protection circuit member; coupling the protection circuit module to the holder frame; coupling a cover to the holder frame; attaching an external label to the cover; attaching a water sensitive paper to the cover; and performing a function test for the battery.

Abstract: The disclosure discloses a method for manufacturing a battery shell applicable to an electronic device. The method includes providing a metal substrate, a metal implanting component including a connecting part disposed thereon; bonding the metal implanting component to the metal substrate; and forming a plastic component on the metal substrate by an insert molding process. The plastic component covers the metal implanting component. By bonding the plastic component to the bonding part of the metal implanting component, the bonding strength is enforced.

Abstract: A lithium battery, including an anode, a cathode, an electrolyte solution and a package structure. The anode includes a material having an oxygen-containing functional group. The cathode and the anode are configured separately, and a housing region is defined between the cathode and the anode. The electrolyte solution is disposed in the housing region, and the electrolyte solution includes water and an additive. The package structure covers the anode, the cathode and the electrolyte solution.

Abstract: Provided is an electric storage that includes at least one electric storage device, a first external housing for housing the at least one electric storage device, and a second external housing for housing the first external housing, wherein the first external housing and the second external housing respectively include engaging portions, which are engaged with each other.

Abstract: A housing assembly (5) for a secondary battery (1), comprising a receiving space (11) designed to receive at least one secondary cell (2, 2a), a wall (4) designed to delimit, in particular protect, the receiving space (11), particularly with respect to the environment, wherein the wall (4) comprises at least: one functional device (8, 8a, 8b), which is designed to enable and/or assist the release of energy from the at least one secondary cell (2, 2a), particularly to a load (12), which is designed for the particularly electrical operative connection to the at least one secondary cell (2, 2a), and one first support element (7) which is designed to support the at least one functional device (8, 8a, 8b), wherein the first support element (7) is formed particularly at least sectionally from a fiber-interspersed first polymer material.

Abstract: Disclosed is a secondary battery that enhances the coupling strength between a protection circuit module and a bare cell. The secondary battery includes: a bare cell; and a protection circuit module including a circuit board and at least one coupling member coupling the circuit board to the bare cell by welding, the coupling member including a first coupling portion having a substantially plate-like shape coupled to the bare cell by welding and at least a through-hole formed inside the edge of the first coupling portion.

Abstract: A drive battery assembly of an electric, fuel cell or hybrid vehicle has a plurality of battery cells (10), which are outwardly closed by their own individual cell housings (12) and are combined into a cell stack. At least one cooling fin (16) planarly abutting the cell housings (12) removes heat by way of coolant. Canals (28) for coolant are formed by the walls of the two-walled cooling fins (16) being distanced in sections.

Abstract: The present invention relates to a rechargeable battery and, more particularly, to a rechargeable battery for preventing detachment due to deformation of a resin member by strengthening the fixing force of the resin member connecting a bare cell with a protection circuit module. The rechargeable battery according to the present invention includes a bare cell provided with a cap plate; a protection circuit module; and a resin member, wherein the rechargeable battery further includes a reinforcing member composed of a support plate part connected to one side of the cap plate and provided with a rivet through-hole; a resin fixing part integrally formed with one end of the support plate part, and bent at a certain angle in the direction of the protection circuit module and protruded therefrom; and a rivet connecting part fixing the support plate part to the cap plate by perforating the rivet through-hole.

Abstract: The described invention provides a packaged electrochemical device comprising an electrochemical battery, further comprising at least one electrochemical cell stack and a barrier packaging material. The present invention further provides a method of fabricating the packaged electrochemical device. The present invention further provides a flexible multifunctional liquid-based thermogalvanic cell that converts and stores electricity derived from low grade temperature differentials that exist in ubiquitous scenarios.

Abstract: A hermetic coin cell-type electrochemical cell having a housing made of a cover and base made of the same material and a glass seal wherein the glass used in the glass seal has a lower CTE than the CTE of the material used in the cover and the base.

Abstract: There is provide an electrode assembly including an electrode laminate having a plurality of electrode units rolled up to be stacked on one another in at least two rectangularly shaped separation films, the electrode assembly being characterized in that at least one of two rectangularly shaped separation films is disposed on upper and lower surfaces of the respective electrode unit, at least one separation film disposed on one surface being different from a separation film disposed on another surface, and the electrode laminate includes at least one step formed by stacking an electrode unit having a difference in area from an electrode unit adjacent thereto, having one of the rectangularly shaped separation films as a boundary therebetween.

Abstract: One aspect according to the present invention includes a battery pack and a shock absorbing device interposed between a battery cell holder and a case body and capable of keeping the battery cell holder and the battery cells not to directly contact with an inner surface of the case body.

Abstract: A low pressure current interrupt device (CID) activates at a minimal threshold internal gauge pressure. Preferably, the CID includes a first conductive plate and a second conductive plate in electrical communication with the first conductive plate, the electrical communication between the first and the second conductive plates being interrupted at the minimal threshold internal gauge pressure. The first conductive plate can include a frustum having a first end and a second end, a base extending radially from a perimeter of the first end of the frustum, and an essentially planar cap sealing the second end of the frustum. The first end has a broader diameter than the second end, and the second conductive plate is in electrical contact with the essentially planar cap through a weld.