Abstract: Provided is an energy storage apparatus which includes: a plurality of energy storage devices arranged in a first direction; a plurality of bus bars electrically connecting the energy storage devices; and a bundle portion configured by bundling a plurality of electric wires connected to the energy storage device or the bus bar. The bundle portion is configured such that a base portion of the bundle portion is disposed at a position along the energy storage devices. The position is an intermediate position of the plurality of the energy storage devices in the first direction. The bundle portion is configured to change a direction thereof using the base portion as an initiation point.

Abstract: A rechargeable battery includes an electrode assembly in a case, and a cap assembly coupled to the case, the cap assembly having a cap plate sealing the case, the cap plate including a short-circuit hole and a conductive groove surrounding the short-circuit hole, an inversion plate in the conductive groove of the cap plate, a connection plate covering the short-circuit hole of the cap plate, and a short-circuit member between the connection plate and the inversion plate, the short-circuit member at least partially passing through the short-circuit hole and contacting the connection plate.

Abstract: The secondary battery according to the present invention may comprise the separator pocket part having the accommodation groove in which the first electrode plate is accommodated and a radical unit provided as the second electrode plate disposed on one surface of the separator pocket part to secure the stacking property, safety, and insulation.

Abstract: A rechargeable battery pack may improve safety of the rechargeable battery pack by interrupting a high voltage of a module when a defect of a unit cell occurs. A rechargeable battery pack includes: unit cells configured to be repeatedly charged or discharged; bus bars configured to electrically connect electrode terminals of the unit cells; a housing configured to accommodate the unit cells; a first final terminal and a second final terminal configured to draw respective electrode terminals provided at outermost unit cells of the unit cells out of the housing; and a high voltage interruption device configured to be provided at the first final terminal and to electrically connect or disconnect a high voltage line according to an internal pressure generated when a defect of a unit cell of the unit cells occurs.

Abstract: Disclosed herein is an electrode assembly configured to have a rectangular structure including two long sides and two short sides when viewed in a plan view, wherein the electrode assembly includes positive electrode tabs protruding from two or more regions of a first long side that are spaced apart from each other, the first long side being one of the two long sides, and negative electrode tabs protruding from two or more regions of a second long side that are spaced apart from each other, the second long side being the other of the two long sides, and wherein the positive electrode tabs are coupled to a positive electrode lead located at the first long side whereas the negative electrode tabs are coupled to a negative electrode lead located at the second long side.

Abstract: Provided is a cell in which the possibility of metallic foreign metal penetrating into an electrode assembly is reduced. The cell includes a rectangular cell case including a case main body and a lid member, an electrode assembly housed in the cell case, and an insulating film disposed between the cell case and the electrode assembly. The insulating film is in the form of a sheet, and is disposed between at least the electrode assembly and the bottom surface and the pair of long side surfaces of the cell case, and a pair of end portions of the insulating film in the height direction is located on the lid member side with respect to the electrode assembly. Incisions are provided in a thickness direction of the insulating film, and end portions with respect to the incisions constitute inclined surfaces which incline toward the electrode assembly side.

Abstract: A fuel cell stack array is disclosed. The fuel cell stack array includes a first fuel cell stack having a first upper frame structure formed with a first through-hole for exposing a first topmost connector layer positioned at top of a first single cell stack structure, a second fuel cell stack having a second upper frame structure formed with a second through-hole for exposing a second topmost connector layer positioned at top of a second single cell stack structure, and a first current collector electrically connecting the first and second topmost connector layers via the first and second through-holes.

Abstract: There is provided a battery module capable of restraining an increase in manufacturing costs and reducing a height dimension of the battery module. The battery module includes a cell-stacked body in which a plurality of battery cells are stacked, and a module case for holding the cell-stacked body. The module case includes a pair of side plates for holding side surfaces of the cell-stacked body, a bottom plate on which the cell-stacked body is loaded, and a plate member installed on an upper end portion of the pair of side plates to cover at least a part of an upper surface of the cell-stacked body. A filler is filled in a first space formed between the plate member and the upper surface of the cell-stacked body and in a second space formed between the side plate and the side surface of the cell-stacked body.

Abstract: A conductor includes a connection conductor that is directly connected to at least one of a plurality of electrode terminals of an electrode terminal group of a plurality of battery cells arranged in a same direction; a linear conductor that is connected to a battery monitoring unit configured to monitor a battery state of the battery cells; a fuse element that is indirectly connected between the connection conductor and the linear conductor, and that melts when overcurrent flows between the connection conductor and the linear conductor; and a resin mold member that has an insulation property and that includes the fuse element, a part of the connection conductor, and a part of a relay terminal.

Abstract: A power module system includes a plurality of vertically stacked power modules. The plurality of vertically stacked power modules include at least two vertical stacks. A shared exhaust plenum is located between the at least two vertical stacks of power modules.

Abstract: An electrode for use in an all-iron redox flow battery is provided. In one example, the electrode may include a plastic mesh; and a coating on the plastic mesh. The coating may be a hydrophilic coating or a conductive coating and the electrode may have an electrode reaction potential is less than 0.8V. Further, a method of manufacturing a coated plastic mesh electrode for use in an all-iron redox flow battery is provided. In one example method, the steps include fabricating a plastic mesh, treating the plastic mesh by applying a solvent treatment or a plasma treatment or a mechanical abrasion treatment; coating the plastic mesh with a material selected from: carbon inks, metal oxides, and hydrophilic polymers.

Abstract: A lithium ion secondary battery of the present disclosure is provided with a positive electrode, a negative electrode, a separator, and a nonaqueous electrolyte containing lithium ions.

Abstract: The disclosure relates to a battery pack, comprising a casing; a built-in circuit disposed inside the casing; a consumable component disposed inside the casing and connected in series to the built-in circuit, wherein an opening corresponding to the consumable component is provided on the casing; a safety switch disposed inside the casing, wherein an on/off of the safety switch controls a connection/disconnection of the built-in circuit; and a cover body disposed corresponding to the opening, wherein the cover body has a first state in which the cover body is capped at the opening, so that the safety switch is switched on and the built-in circuit is connected, and a second state in which the cover body is detached from the opening, so that the safety switch is switched off and the built-in circuit is disconnected.

Abstract: A positive active material for a rechargeable lithium battery, and a rechargeable lithium battery and a battery module including the same are provided. The positive active material may include a lithium nickel-manganese-cobalt composite oxide with a coating layer on the surface. The coating layer on the surface may include a lithium oxide including Al and/or W, for example, Al and W.

Abstract: A flow battery includes: a first liquid containing dissolved therein a condensed aromatic compound and lithium; a first electrode immersed in the first liquid; and a first circulator including a first container and a first passage prevention member. The first liquid containing the condensed aromatic compound dissolved therein has the property of causing the lithium to release solvated electrons and dissolve as cations. When the lithium dissolved in the first liquid precipitates on the first electrode, lithium precipitate particles are generated. The first circulator circulates the first liquid between the first electrode and the first container. The first circulator transfers the lithium precipitate particles generated on the first electrode to the first container. The first passage prevention member is disposed in a channel through which the first liquid flows from the first container to the first electrode. The first passage prevention member prevents passage of the lithium precipitate particles.

Abstract: An electrode joining method includes: an electrode sheet conveying step of conveying the cathode electrode sheet of a size enabling a plurality of cathode electrode layers to be acquired; an anomaly detecting step of detecting anomalies in the cathode electrode sheet; a specifying step of specifying a predetermined shape from an area excluding a location having an anomaly that was detected in the anomaly detecting step; a cutting step of cutting out the cathode electrode layer of the predetermined shape specified in the specifying step; and a step of joining the cathode electrode layer of the predetermined shape that was cut out to the PEM.

Abstract: An energy storage system for a motor vehicle including an electric energy storage device and a housing-like carrier element for the energy storage device. A liquid heat-conducting medium is arranged in an intermediate space between the carrier element and the energy storage device by which the energy storage device is thermally coupled to the carrier element. A sealing element is provided extending between the carrier element and the energy storage device, which prevents the heat-conducting medium from flowing out from the intermediate space.

Abstract: Disclosed are novel organoborane compositions of Formula (I), (II) or (III), wherein R1, R2, R3, R?, R?, n, n?, n?, m, m?, and m? are defined hereinabove. Also disclosed is a method of using said compositions for electrolytic media in lithium rechargeable batteries, including lithium-ion or lithium-air rechargeable batteries. Also disclosed are compositions containing said Formula (I), (II) and (III) compounds with lithium salts, useful as electrolytic media or matrices.

Abstract: According to one embodiment, a secondary battery is provided. The secondary battery includes a negative electrode. The negative electrode includes an active material composite. The active material composite includes active material particles and a layer covering at least a portion of surfaces of the active material particles. The active material particles include titanium-containing oxide particles. The layer contains N and Si. The layer includes a first surface facing the at least the portion of surfaces of the active material particles and a second surface defining a layer thickness from the first surface. An N concentration in the layer decreases from the first surface to the second surface. A Si concentration in the layer increases from the first surface to the second surface.

Abstract: A current interrupt mechanism includes a partition wall defining a second space that is independent from a first space, and the partition wall includes a current path portion serving as a current path of a sealed battery. The current interrupt mechanism interrupts the current path in response to an internal pressure of the second space that is higher than a predetermined pressure. One conductive path passes through the current path of the current interrupt mechanism, and is in contact with the second electrolyte solution enclosed in the second space. Another conductive path includes a potential application line that is wired to the second electrolyte solution enclosed in the second space.