Abstract: Electro membrane assemblies are formed respectively in openings provided in a substrate. Each membrane electrode assembly is provided with an electrolyte membrane, an anode catalyst layer, and a cathode catalyst layer. A protective layer is provided on the substrate disposed between the adjacent anode catalyst layers. The other protective layer is provided on the substrate disposed between the adjacent cathode catalyst layers. The protective layer and the other protective layer preferably contain a resin whose number of C—F bonds is greater than that of the substrate.

Abstract: A bus bar holder for connecting electrode terminals of a plurality of batteries arranged in a lengthwise direction, the bus bar holder including a bus bar holder plate having an opening in a lengthwise direction thereof and configured such that at least some electrode terminals of the plurality of batteries are extendable through the opening and slidable along the opening; and a bus bar for electrically connecting at least two electrode terminals of adjacent batteries, wherein the bus bar holder plate includes a settling groove in which the bus bar is settled, and the bus bar attached to the electrode terminals is slidable when the electrode terminal slides along the opening.

Abstract: A membrane-electrode assembly for a direct oxidation fuel cell includes an electrolyte membrane, and an anode and a cathode sandwiching said electrolyte membrane. The cathode includes a catalyst layer in contact with the electrolyte membrane and a diffusion layer formed on the catalyst layer, and the catalyst layer contains 2 to 20% by volume of pores. A direct oxidation fuel cell including this membrane-electrode assembly has excellent power generating performance and durability.

Abstract: A nonaqueous electrolyte secondary battery, comprising a positive electrode having a positive-electrode active material layer reversibly inserting and extracting lithium ions on a positive-electrode current collector, a negative electrode having a negative-electrode active material layer reversibly inserting and extracting lithium ions on a negative-electrode current collector, and a nonaqueous electrolyte solution, wherein at least one of the positive and negative electrodes has a film on the surface and at least one of the positive electrode, the negative electrode and the nonaqueous electrolyte solution contains a nitrogen-containing cyclic compound. Such a nonaqueous electrolyte secondary battery is superior in high-temperature storage stability allowing preservation of favorable discharge rate even after high-temperature storage.

Abstract: The present invention is a Solid Oxide Fuel Cell Reforming Power System that utilizes adiabatic reforming of reformate within this system. By utilizing adiabatic reforming of reformate within the system the system operates at a significantly higher efficiency than other Solid Oxide Reforming Power Systems that exist in the prior art. This is because energy is not lost while materials are cooled and reheated, instead the device operates at a higher temperature. This allows efficiencies higher than 65%.

Abstract: A fuel cell stack device that can suppress a damage to fuel cells is provided. A fuel cell stack device includes a fuel cell stack in which a plurality of columnar fuel cells are arranged upright, and are electrically connected via a current-collecting member interposed between adjacent fuel cells, fuel cells stack-supporting members disposed so as to hold the fuel cell stack via an end current-controlling member from both end sides, and a manifold that fixes lower ends of the fuel cells, and that supplies a reactant gas to the fuel cells. The fuel cell stack-supporting member has a lower end fixed to the manifold and is an elastically deformable member, and is disposed such that a fixed portion thereof fixed to the manifold is at a same or lower level than a fixed portion of the fuel cells.

Abstract: A system for integrating the venting feature of a battery with a means for simultaneously disconnecting the cell from the battery pack, thereby isolating the cell, is provided. The provided battery interconnect system is comprised of a battery, a connector plate for electrically coupling the battery to a battery pack, and an interruptible electrical connector for electrically coupling the connector plate to a battery terminal vent. The venting region, defined by scoring on the battery terminal, ruptures when the internal battery pressure exceeds the predefined battery operating range, causing the interruptible electrical connector to break and disrupt electrical continuity between the connector plate and the battery terminal.

Abstract: There are provided a nonaqueous-type electrolyte solution having high flame retardancy and a good capacity retention rate, and a device comprising the nonaqueous-type electrolyte solution. The nonaqueous-type electrolyte solution is used in a device comprising a positive electrode, a negative electrode and the nonaqueous-type electrolyte solution, and contains a lithium salt and a compound having a phosphazene structure, and further contains 0.05% by mass or more and 12.0% by mass or less of at least one disulfonate ester selected from a cyclic disulfonate ester and a chain disulfonate ester based on the total of the nonaqueous-type electrolyte solution.

Abstract: The invention relates to a system for regulating the temperature of a fuel cell that is cooled by a cooling fluid traveling through the cell, the system including both first control means for measuring the temperature of the cooling fluid and for controlling the flow rate of the controlling fluid as a function of said measured temperature of said cooling fluid, comprising second control means for measuring the flow rate of the cooling fluid and for controlling the temperature of the cooling fluid as a function of a flow rate difference between the command flow rate specified by said first control means and said corresponding measured flow rate of the cooling fluid such that said command temperature specified by the second control means compensates for said flow rate difference.

Abstract: A negative electrode material for non-aqueous electrolyte secondary batteries, characterized in that the negative electrode material comprises a composite particle including solid phases A and B, the solid phase A being dispersed in the solid phase B, and the ratio (IA/IB) of the maximum diffracted X-ray intensity (IA) attributed to the solid phase A to the maximum diffracted X-ray intensity (IB) attributed to the solid phase B satisfies 0.001?IA/IB?0.1, in terms of a diffraction line obtained by a wide-angle X-ray diffraction measurement of the composite particle.

Abstract: A fuel cell system includes a fuel cell stack formed by stacking a plurality of power generation cells, and an ejector for supplying a fuel gas to the fuel cell stack. A flow rectifier member is provided at a portion connecting an end plate of the fuel cell stack and the ejector. The flow rectifier member is a cylindrical member. A plurality of openings are formed between partition walls formed in the flow rectifier member.

Abstract: An electronic device includes an enclosure, a retaining piece, and a battery. The enclosure defines a battery space. The retaining piece is located at a side of the enclosure. The retaining piece can move elastically along a first direction. The battery is laid in the battery space and adapted to move along a second direction which is perpendicular to the first direction. The retaining piece is adapted to move from a compressed state to an ejected state. The battery pressed the retaining piece in the compressed state. The battery is moved into the battery space along the second direction and is blocked by the retaining piece.

Abstract: The present invention relates to a lithium secondary battery unit set where a plurality of lithium secondary batteries are stacked, and a lithium secondary battery set including a plurality of lithium secondary battery unit sets. The present invention relates to a lithium secondary battery unit set with a bus bar and a lithium secondary battery set with a bus bar. The lithium secondary battery unit set with a bus bar: accommodates and protects a plurality of lithium secondary batteries comprising a pouch and an electrode tab; facilitates the changes of voltage and capacity as the stacked structure of the lithium secondary batteries becomes free; prevents the flow of overcurrent during charging and discharging; and enables uniform temperature distribution of the stacked batteries.

Abstract: The use extender device (100) and method (700) thereof is provided, wherein the device (100) includes a housing (102) with a top cover (108) having a back side wall, front side wall, and lateral side walls. The device (100) further includes a bottom cover (106) operably attached to the top cover (108), and a battery cavity (130). The housing (102) can also include a circuit board cavity (116) defined by at least one of the top cover (108) and the bottom cover (106), a closing mechanism (114) attached to the top cover (108) and removably attaching the top cover (108) to the bottom cover (106), such that the battery cavity (130) is accessible, and at least one aperture (110) defined by at least one of the top cover (108) and bottom cover (106), wherein air flow into the battery cavity (130) is regulated by the aperture (110).

Abstract: A separator includes a porous substrate having a plurality of pores, and a porous coating layer formed on at least one surface of the porous substrate and made of a mixture of a plurality of filler particles and a binder polymer. The filler particles include electrode active material particles that are electrochemically oxidized and reduced. The binder polymer includes a copolymer having (a) a first monomer unit with a contact angle to water of 0 to 49° and (b) a second monomer unit with a contact angle to water of 50 to 130°. This separator is useful for an electrochemical device, particularly a lithium secondary battery. This separator ensures improved thermal stability and increased capacity of the electrochemical device. Also, inorganic particles in the porous coating layer formed on the porous substrate are not disintercalated due to excellent peeling resistance of the porous coating layer while the electrochemical is assembled.

Abstract: A fuel cell is provided. The fuel cell includes at least one of a plant essential oil and a plant essential oil ingredient in an effective amount so as to function as a biological repellent.

Abstract: The invention relates to a safety device for a watertight electro-chemical accumulator (1), comprising a circuit breaker (13) which is actuated by an overpressure inside a container (2) of the accumulator, and a gas generator (20) which is activated when the temperature in the generator exceeds a predetermined threshold value. The safety device can be used for quickly interrupting the current flow through the accumulator in case of malfunction and before electrolyte vapors are generated.

Abstract: A separator includes a porous substrate having a plurality of pores, and a porous coating layer formed on at least one surface of the porous substrate and made of a mixture of a plurality of filler particles and a binder polymer. The filler particles include electrode active material particles that are electrochemically oxidized and reduced. The binder polymer includes a copolymer having (a) a first monomer unit with a contact angle to water of 0 to 49° and (b) a second monomer unit with a contact angle to water of 50 to 130°. This separator is useful for an electrochemical device, particularly a lithium secondary battery. This separator ensures improved thermal stability and increased capacity of the electrochemical device. Also, inorganic particles in the porous coating layer formed on the porous substrate are not disintercalated due to excellent peeling resistance of the porous coating layer while the electrochemical is assembled.

Abstract: Methods for managing the heat in an electric battery, including, when recharging said battery, preconditioning at an average temperature T0 and, when using said battery, determining the difference ?T1 between the temperatures of the hottest element and of the coolest element and as the absolute value ?T2 of the difference between the temperature T0 and the average temperature T of said battery. The method includes, when the difference ?T1 is lower than a first setpoint C1, deactivating the circulating device and as the heat-conditioning devices and, when the difference ?T1 is higher than a first setpoint C1 or when the difference ?T2 is higher than a second setpoint C2, activating the fluid-circulating device while keeping the heat-conditioning devices deactivated if the difference ?T2 is lower than the second setpoint C2, or while activating a heat-conditioning device if the difference ?T2 is higher than the second setpoint C2.

Abstract: A sealed storage battery including a container containing an electrochemical stack having alternating positive and negative electrodes on either side of separators impregnated with electrolyte; a current output terminal passing through a wall of the container; and a connector electrically connecting the electrodes of one polarity to the terminal passing through a wall of the container. The connector includes a flat connection welded to the electrodes and an elastic connection fitted without welding to the terminal passing through a wall of the container.