Abstract: A packaging material for lithium-ion battery comprises a substrate layer made of a plastic film, and a first adhesive layer, a metal foil layer, an anti-corrosion layer, a second adhesive layer and a sealant layer successively laminated on one surface of the substrate layer. The plastic film has a water absorption rate of not less than about 01% to not larger than about 3% when determined by a method described in JIS K 7209:2000 and when the plastic film is subjected to a tensile test (wherein the sample of the plastic film is stored for 24 hours in an environment of 23° C. and 40% R.H.

Abstract: An enclosure for a traction motor battery of a vehicle is disclosed that includes a plurality of impact absorbing members on the exterior of the enclosure. The impact absorbing members have an arc-shaped or partially cylindrical wall and a flat wall that define a partially cylindrical pocket. In an impact, the arc-shaped wall collapses toward the flat wall to absorb the impact force.

Abstract: Disclosed herein is a secondary battery pack including a battery cell having a cathode terminal and an anode terminal formed on one surface including a sealed portion to seal the battery cell and a protection circuit module (PCM) including a protection circuit board (PCB) having a protection circuit formed thereon, an external input and output terminal electrically connected to the protection circuit, a connector electrically connected to the external input and output terminal, and an electrically insulative PCM case in which the PCB is mounted, wherein the PCM is loaded on the sealed portion in a state in which the PCM is electrically connected to the battery cell and the connector is formed on the PCM such that the connector does not protrude outward from the secondary battery pack.

Abstract: Disclosed herein is a base plate of a battery module assembly, wherein the base plate is made of a metal sheet having module receiving parts, on which one or more battery modules each including battery cells are loaded, formed at a top thereof, the sheet is provided at at least a portion of an outer edge thereof with upwardly bent side walls, and the module receiving parts are provided with reinforcement beads protruding toward the battery modules.

Abstract: An electrical energy store and a method for operating an electrical energy store are described. The electrical energy store includes: a housing; at least one energy storage element situated in the housing; and at least one gas-tight cavity, to which an internal pressure is applicable, situated in the housing, with the aid of which a pressure is exertable on at least one section of the energy storage element by applying the internal pressure to the cavity.

Abstract: A lithium anode containing spherical lithium metal particles with an average diameter of between 5 and 200 ?m, which are bonded with a fluorine-free rubber-like binding agent from the groups saturated polyolefins and polyolefin copolymers, such as EPM (ethylene-propylene copolymers), EPDM (ethylene-propylene terpolymers) and polybutenes unsaturated polymers (diene polymers and diene copolymers), such as natural rubbers (NR), butadiene rubbers (BR), styrene-butadiene rubbers (SBR), polyisoprene rubbers and butyl rubbers (IIR, such as polyisobutylene isoprene rubber, PIBI) as well as heteroelement-containing copolymers, for example saturated copolymer rubbers, such as ethylene vinyl acetate (EVM), hydrogenated nitrile-butadiene rubber (HNBR), epichlorhydrin rubber (ECO), acrylate rubbers (ACM) and silicon rubbers (SI), as well as unsaturated copolymers, such as nitrile rubbers (NBR), for example, as well as galvanic cells containing the bonded lithium anode according to the invention and method for producin

Abstract: An electrolyzer or unitized regenerative fuel cell has a flow field with at least one channel, wherein the cross-sectional area of the channel varies along at least a portion of the channel length. In some embodiments the channel width decreases along at least a portion of the length of the channel according to a natural exponential function. The use of this type of improved flow field channel can improve performance and efficiency of operation of the electrolyzer device.

Abstract: Provided are air humidification device and method for a fuel cell. The air humidification device and method for the fuel cell may cool an air compressor and air compressed by the air compressor and easily humidify air supplied to the fuel cell by mixing water with air and injecting the mixture into an inlet of the air compressor. In particular, the air humidification device and method may easily humidify air supplied to a cathode of the fuel cell by bypassing a portion of the compressed air from an outlet of an air compressor supplying air to the cathode of the fuel cell and simultaneously by injecting condensed water discharged from a fuel cell system into an inlet of the air compressor using the bypassed compressed air.

Abstract: There is provided a fuel cell stack assembly being thermally and mechanically compliant. The fuel cell stack comprises fuel feed pipe and fuel outlet pipe, a plurality of bundles of fuel cell tube sub-assemblies, the bundles being separated by an expansion gap to prevent thermal and mechanical stresses propagating from one bundle to an adjacent bundle.

Abstract: Provided is a lithium battery including a first pouch film, a first anode part on the first pouch film, a second cathode part on the first anode part, a polymer insulating film on the second cathode part, the polymer insulating film including a disk which is configured to penetrate the polymer insulating film, a second anode part on the polymer insulating film, a first cathode part on the second anode part, and a second pouch film on the first cathode part. Herein, the second cathode part is electrically connected to the second anode part through the disk.

Abstract: A mixed metal oxide material of tungsten and titanium is provided for use in a fuel cell. The material may comprise less than approximately 30 at. % tungsten. The mixed metal oxide may form the core of a core-shell composite material, used as a catalyst support, in which a catalyst such as platinum forms the shell. The catalyst may be applied as a single monolayer, or up to 20 monolayers.

Abstract: There is disclosed a method and components for repairing a fuel cell stack. In particular, the method and components relate to repairing a high temperature fuel cell stack incorporating ceramic components. The method includes identifying a fuel cell bundle within a fuel cell strip to be disconnected from the fuel cell strip, identifying at least one fuel feed pipe portion connected to the fuel cell bundle, and identifying at least one fuel outlet pipe portion connected to the fuel cell bundle. A cutting blade is positioned on the fuel feed pipe portion and cutting through the fuel feed pipe portion, and similarly for the fuel outlet pipe portion. The fuel cell bundle is then removed, and a replacement inserted in its place.

Abstract: Disclosed is a laminated thin film battery which is capable of exhibiting a high capacity and does not require a separate barrier to be formed on a surface after lamination. A first thin film battery and a second thin film battery, in which cathode current collectors and anode current collectors are formed on first surfaces, are laminated in such a type that the respective first surfaces face each other. The cathode current collectors of the first thin film battery and the second thin film battery are electrically connected to a cathode terminal, and the anode current collectors of the first thin film battery and the second thin film battery are electrically connected to an anode terminal.

Abstract: A metal-air battery (1) includes a negative electrode (3), a positive electrode (2), and an electrolyte layer (4) disposed between the negative electrode (3) and the positive electrode (2). The negative electrode (3) includes a base member (31) which has a coiled shape and is formed of a conductive material and a deposited metal layer (32) in powder or particle state, which is formed on a surface of the base member (31) by electrolytic deposition. The electrolyte layer (4) contains an alkaline aqueous solution which contains the same metal as the deposited metal layer (32), and the positive electrode (2) has a tubular shape which is concentric with the negative electrode (3) having the coiled shape and surrounds the negative electrode (3). In this metal-air battery (1), it is possible to suppress occurrence of dendrites in the negative electrode (3).

Abstract: A membrane electrode assembly for use in a fuel cell battery includes: an electrolyte membrane; an anode catalyst layer formed on a first surface of the electrolyte membrane; a cathode catalyst layer formed on a second surface of the electrolyte membrane; an anode gas diffusion layer stacked on the anode catalyst layer; and a cathode gas diffusion layer stacked on the cathode catalyst layer. The anode catalyst layer, the cathode catalyst layer, the anode gas diffusion layer, and the cathode gas diffusion layer have the same thermal insulation performance per thickness. The membrane electrode assembly satisfies all relations of T1+T3<T2+T4, T1<T2, and T3>T4 where thicknesses of the anode catalyst layer, the cathode catalyst layer, the anode gas diffusion layer, and the cathode gas diffusion layer in a stacking direction are defined as T1, T2, T3, and T4, respectively.

Abstract: An example electrolyte includes a solvent mixture, a lithium salt, a non-polymerizing solid electrolyte interface (SEI) precursor additive, and a solvent additive. The solvent mixture includes dimethyl carbonate (DMC) and fluoroethylene carbonate (FEC) present in a volume to volume ratio ranging from 20 to 1 to 1 to 20. The non-polymerizing SEI precursor additive is present in an amount ranging from greater than 0 wt % to about 10 wt % of a total wt % of the electrolyte, and the solvent additive is present in an amount ranging from greater than 0 wt % to about 10 wt % of the total wt % of the electrolyte.

Abstract: The present invention relates to a silicon-based composite including a silicon oxide which is coated thereon with carbon and bonded therein to lithium. The present invention also relates to a method of producing a silicon-based composite, comprising coating a surface of silicon oxide with carbon, mixing the silicon oxide coated with carbon with lithium oxide, and heat-treating a mixture of the silicon oxide coated with carbon and the lithium oxide in an inert atmosphere.

Abstract: A method of fabricating a multilayered thin film solid state battery device. The method steps include, but are not limited to, the forming of the following layers: substrate member, a barrier material, a first electrode material, a thickness of cathode material, an electrolyte, an anode material, and a second electrode material. The formation of the barrier material can include forming a polymer material being configured to substantially block a migration of an active metal species to the substrate member, and being characterized by a barrier degrading temperature. The formation of cathode material can include forming a cathode material having an amorphous characteristic, while maintaining a temperature of about ?40 Degrees Celsius to no greater than 500 Degrees Celsius such that a spatial volume is characterized by an external border region of the cathode material. The method can then involve transferring the resulting thin film solid state battery device.

Abstract: Disclosed is a battery separator, comprising two fiber regions comprising glass fibers, and a middle fiber region disposed between them comprising larger average diameter fibers and specified amounts of silica, or fine fibers, or both; and processes for making the separator. Also disclosed is a battery separator, comprising a fiber region and either one or two silica-containing region(s) adjacent thereto, each of the regions containing a specified amount of silica; and processes for making the separator. Such separators are useful, e.g., in lead-acid batteries.

Abstract: An exemplary battery pack filtering device includes, among other things, a frame that provides at least one passageway to communicate air through the frame to an interior of a battery pack, a desiccant held by the frame, and a membrane configured to block liquid from communicating through the at least one passageway to the interior.