Abstract: The invention relates to a bipolar plate for a fuel cell, comprising an anode plate with anode gas channels and a cathode plate with cathode gas channels, said plates having an active region and supply regions and being arranged one over the other such that the gas channels form coolant channels. The aim of the invention is to improve such a bipolar plate such that the flow conditions of reactants and coolant in the bipolar plate are optimized. This is achieved in that the height and/or the width of the cathode gas channels increase(s) from a first side of the active region to a second side of the active region, and the height and/or the width of the anode gas channels decrease(s) from the first side of the active region to the second side of the active region, wherein the cross-sectional area and/or the hydraulic diameter of the cathode gas channels increases, and the cross-sectional area and/or the hydraulic diameter of the anode gas channels decreases.

Abstract: A storage cell unit for a motor vehicle having an electric drive has a housing, in which storage cells are arranged. The housing has an energy absorption region, which is deformable in event of a collision for the purpose of energy absorption.

Abstract: A wiring module configured to connect a power storage element group including power storage elements to external member includes: a connection member that connects electrodes of a pair of the power storage elements; an insulating protector that is attached to an electrode surface of the power storage element group and that houses the connection member; an electric cable that includes one end to be connected to a terminal electrode of the power storage element group and another end to be connected to the external member, and that is folded back from the one end to the other end; and a holding part that is provided to the insulating protector, and is configured to hold the electric cable.

Abstract: A moving body having a fuel cell includes: an off-gas passage; a vehicle body having a cabin; an opening and closing body including at least one of a door and a window; an opening and closing situation recognition portion configured to recognize an opening and closing situation of the opening and closing body; a stopped state detection portion configured to detect that the moving body moves at a predetermined speed or lower; and a controller configured to, in a case where the moving body moves at the predetermined speed or lower and there is a demand for electric power generation by the fuel cell, when the opening and closing situation recognition portion recognizes a situation in which the opening and closing body is in an open state, execute an intrusion suppression process to make it difficult for a mist discharged from the off-gas passage to enter the cabin.

Abstract: An energy storage device including: an electrode assembly and a positive electrode current collector, wherein the positive electrode current collector includes an electrode connecting portion connected to the electrode assembly, the electrode connecting portion includes a first portion and a second portion which has a smaller wall thickness than the first portion and is joined to the electrode assembly, and either one of the second portion or the electrode assembly includes a first convex portion projecting toward the other in a joined portion.

Abstract: Batteries according to embodiments of the present technology may include a battery cell having a longitudinal body section and a lateral body section extending from and normal to the longitudinal body section. An intersection of the longitudinal body section and the lateral body section may define an interior corner. The battery may also include a pouch extending about the battery cell. The pouch may define a seal where a first section of the pouch is sealed to a second section of the pouch externally to the battery cell about a plurality of sides of the battery cell including at the interior corner. The seal may be folded against the pouch and coupled with the pouch along multiple sides of the battery cell.

Abstract: A battery housing for an electric-motor-driven vehicle comprising a tub part. The tub part has a bottom, side walls formed thereon, and an assembly flange which protrudes outward from the side walls. The assembly flange of at least one side wall reaches the maximum width thereof only in some sections. In contrast, the assembly flange has only a reduced width in the other sections. In addition, the battery housing comprises at least two tub parts, which are brought into engagement by means of the assembly flanges thereof facing each other.

Abstract: A gas diffusion electrode including: a conductive porous substrate and a microporous layer on at least one side of the conductive porous substrate; in which the total of regions passing through the microporous layer in the thickness direction has an area ratio of 0.1% or more and 1% or less; and in which the microporous layer has a portion that has penetrated into the conductive porous substrate (hereinafter referred to as penetration portion), the penetration portion having a thickness ratio of 30% or more and 70% or less with respect to 100% of the thickness of the microporous layer. The gas diffusion electrode used for fuel cells affords fuel cells having high water removal performance and high power generation performance.

Abstract: A solid-state lithium ion electrolyte is provided which contains a composite material having at least 94 mole % lithium ions as cation component and multiple anions in an anionic framework capable of conducting lithium ions. An activation energy for lithium ion migration in the solid state lithium ion electrolyte is 0.5 eV or less. Composites of specific formulae are provided. A lithium battery containing the composite lithium ion electrolyte is also provided.

Abstract: An all solid battery includes: a solid electrolyte layer including an oxide-based electrolyte; a first electrode layer that is formed on a first face of the solid electrolyte layer and includes a ceramic grain; and a second electrode layer that is formed on a second face of the solid electrolyte layer and includes a ceramic grain, wherein at least one of the first electrode layer and the second electrode layer includes a micro particle carbon and a board-shaped carbon.

Abstract: An apparatus including a proton battery and a casing for the proton battery, the proton battery including first and second electrodes configured to form an electrode junction configured to generate protons in the presence of water to produce a potential difference, the proton battery further including respective charge collectors in contact with the first and second electrodes; the casing configured to inhibit exposure of the electrode junction to water from the surrounding environment when the proton battery is contained within the casing, the casing including a pair of electrical terminals electrically connected to the respective charge collectors of the proton battery, wherein the proton battery is formed as a continuous strip of material, and wherein the casing includes an opening configured to enable a length of the continuous strip to be extracted from the casing.

Abstract: The present disclosure provides an enclosing element for enclosing and electrically contacting a stacked arrangement of a plurality of electrical storage cells; an enclosing module comprising a first and a second enclosing element which is spatially separated from said first enclosing element; and a storage module comprising a stacked arrangement of a plurality of electrical storage cells. The present disclosure also provides a load disconnector as well as an arrangement for supplying electrical energy comprising the storage module and the load disconnector. The present disclosure further provides a trough for holding storage modules, and a transport vehicle containing said storage module, said arrangement for supplying electrical energy, said load disconnector or said trough.

Abstract: The present exemplary embodiments disclose a redox flow battery. The present exemplary embodiments disclose a redox flow battery which forms a mixing space for mixing an active material in a porous electrode to improve a ununiform concentration of the active material, thereby improving an energy efficiency by reducing an over-potential and increasing an area of the stack and an output thereof.

Abstract: Systems and methods for water soluble weak acidic resins as carbon precursors for silicon-dominant anodes may include an electrode coating layer on a current collector, where the electrode coating layer is formed from silicon and pyrolyzed water-soluble acidic polyamide imide as a primary resin carbon precursor. The electrode coating layer may include a pyrolyzed water-based acidic polymer solution additive. The polymer solution additive may include one or more of: polyacrylic acid (PAA) solution, poly (maleic acid, methyl methacrylate/methacrylic acid, butadiene/maleic acid) solutions, and water soluble polyacrylic acid. The electrode coating layer may include conductive additives. The current collector may include a metal foil, where the metal current collector includes one or more of a copper, tungsten, stainless steel, and nickel foil in electrical contact with the electrode coating layer. The electrode coating layer may be more than 70% silicon.

Abstract: An electrode and a lithium secondary battery comprising the same, in particularly an electrode comprising an electrode layer, a pre-lithiation prevention layer formed on the electrode layer, and a lithium layer formed on the pre-lithiation prevention layer, which is capable of greatly improving the problem of the reduction of irreversible capacity of a negative electrode while preventing fire caused by a lithiation reaction due to contact between lithium and silicon before assembling a cell, and a lithium secondary battery including the same.

Abstract: An electrochemical device having excellent safety at high temperature is provided by using a separator for an electrochemical device, which is made of a porous film comprising: a porous base (5) having a heat-resistant temperature of 150° C. or higher and including filler particles (3); at least one kind of shutdown resin (6) selected from the group consisting of resin A that has a melting point in a range of 80° C. to 130° C. and resin B that absorbs an electrolyte and swells due to heating, and the swelling degree is increased as the temperature rises; and a binder (4).

Abstract: The present invention relates to a band assembly including a first outer connecting portion and a second outer connecting portion disposed to face each other, wherein the first outer connecting portion includes a first fastening hole and the second outer connecting portion includes a third fastening hole, an inner connecting portion disposed between the first outer connecting portion and the second outer connecting portion, wherein the inner connecting portion includes a second fastening hole that corresponds to the first fastening hole and the third fastening hole, and a rechargeable battery inserted into the first fastening hole, the second fastening hole, and the third fastening hole to connect the first outer connecting portion, the inner connecting portion, and the second outer connecting portion.

Abstract: A carrier includes a body, at least one first positioning structure and at least one second positioning structure. The body has a first side wall, a second side wall and a plurality of inserting grooves, and the inserting grooves are arranged side by side and located between the first side wall and the second side wall. The first positioning structure is disposed at the first side wall, and the second positioning structure is disposed at the second side wall. A geometric profile of the first positioning structure along a direction perpendicular to the first side wall is conformal with a geometric profile of the second positioning structure along a direction perpendicular to the second side wall. A battery assembly is also provided.

Abstract: A battery cooling device for a vehicle is provided. The battery cooling device generates a continuous phase change of the refrigerant within an entire area of a refrigerant channel having a refrigerant flowing for cooling a battery module to maximize a cooling performance of all battery cells of the battery module, and enable even cooling of the battery cells.

Abstract: A battery module including a battery-cooling heat sink having a PCM capsule. The battery-cooling heat sink provides a uniform temperature of a cooling fluid flowing through the battery module using a PCM capsule, minimizes a temperature variation of the cooling fluid over the entire area of the heat sink formed in the battery module, and prevents the temperature at a cooling fluid outlet of the heat sink from being higher than that of a cooling fluid inlet.