Abstract: The present invention relates to an electrode comprising organic functional metal oxides, a manufacturing method thereof, a membrane-electrode assembly including the same, and a fuel cell including the membrane-electrode assembly, and the electrode comprises a support, catalyst particles supported on the support, organic functional metal oxide nanoparticles supported on the support, and an ionomer positioned on the surface of the support. The electrode improves catalyst performance and durability in a high voltage range, can reduce the amount of a catalyst used and catalyst costs by enabling excellent current density and power density to be obtained even in a state that a relatively small amount of the catalyst is used through an increase in catalyst utilization and uniform dispersion of the catalyst, and improves performance in general and low humidification conditions.

Abstract: A positive electrode active material for lithium secondary batteries which is able to doped/undoped with lithium ions and contains at least Ni, in which a ratio P/Q (atom %/mass %) of a concentration P (atom %) of sulfur atoms being present in a surface of the positive electrode active material to a concentration Q (mass %) of sulfuric acid radicals being present in the whole positive electrode active material is more than 0.8 and less than 5.0, and the Q (mass %) is 0.01 or more and 2.0 or less.

Abstract: An object of the present disclosure is to produce a cathode mixture capable of increasing the charge-discharge capacity of a sulfur battery. The present disclosure achieves the object by providing a cathode mixture used for a sulfur battery and a method for producing the same, wherein the cathode mixture is produced by a mechanical milling treatment of a raw material mixture including Li2S and MxSy wherein M is selected from P, Si, Ge, B, Al, or Sn, and x and y are integers that confer an electroneutrality with respect to S according to a kind of M; a cathode active material including a sulfur simple substance; and a conductive aid including a carbon material.

Abstract: Disclosed is a high-temperature operating fuel cell system including: a fuel cell stack; a combustor that combusts a cathode off-gas and an anode off-gas; a heat insulator that covers at least part of the fuel cell stack and at least part of the combustor; a first preheater that covers at least part of the heat insulator and preheats an oxidant gas; an oxidant gas feeder that supplies the oxidant gas to the first preheater; a vacuum heat insulator that covers at least part of the first preheater; a sensor that detects information indicating stopping of a power generation operation; and a controller. When a determination is made that the power generation has stopped, the controller controls the oxidant gas feeder to supply the oxidant gas to the first preheater so that the temperature of the vacuum heat insulator is equal to or lower than a prescribed temperature.

Abstract: The disclosed technology relates to an electrical feedthrough for a battery cell. The electrical feedthrough may include a rivet, an outer gasket, an inner gasket, a terminal and an insulator. The rivet compresses the outer gasket, inner gasket, and terminal to create a hermetic seal at an opening through an enclosure of the battery cell. The inner gasket includes a recessed portion for seating of the terminal to prevent rotation of the terminal with respect to the inner gasket, a protrusion for engaging a corresponding notch on the terminal to further prevent rotation of the terminal with respect to the inner gasket, and a mating surface for attaching to the insulator to align and position the insulator within the enclosure. The insulator is positioned between the battery cell and the inner gasket to prevent physical and electrical contact between the set of layers and the feedthrough.

Abstract: A negative electrode active material comprising: particles of negative electrode active material, wherein the particles of negative electrode active material contain particles of silicon compound containing a silicon compound (SiOx:0.5?x?1.6), and wherein the particles of silicon compound have, as chemical shift values obtained from a 29Si-MAS-NMR spectrum, an intensity A of a peak derived from amorphous silicon obtained in ?40 to ?60 ppm, an intensity B of a peak derived from silicon dioxide obtained in the vicinity of ?110 ppm, and an intensity C of a peak derived from Si obtained in the vicinity of ?83 ppm, which satisfy the following formula 1 and formula 2. B?1.

Abstract: Disclosed is a container sealant composition with improved can sealing performance and reduced hot water absorption. The composition comprises a latex of a carboxylated styrene-butadiene rubber, a filler (preferably kaolin clay), an organosilane, and a tackifier. Also disclosed is a method of sealing a can with the aforedescribed container sealant composition.

Abstract: A controller of a fuel cell system detects catalytic layer deterioration and drainage malfunction by the following inspection process. The controller may: execute drainage of water from a fuel cell, and acquire first/second output voltages of the fuel cell when an output current density of the fuel cell is a first reference current density A1/A2 (A2>A1). When the first output voltage is lower than a first threshold voltage and the second output voltage is higher than a second threshold voltage, the controller may output a first determination signal indicating that the catalytic layer is deteriorated and the drainage is executed without malfunction. When the first output voltage is higher than the first threshold voltage and the second output voltage is lower than the second threshold voltage, the controller may output a second determination signal indicating that the catalytic layer is not deteriorated and the drainage is executed with malfunction.

Abstract: The invention essentially consists of proposing a novel reactor or fuel cell architecture having an active section of the catalytic material for methanation or reforming reaction integrated into the electrode which varies with the composition of the gases, as they are distributed in accordance with the electrochemistry on said electrode.

Abstract: Provided are electrochemical cells including separators permeable to some materials and impermeable to other materials in electrolytes. Also provide are methods of forming such separators. The selective permeability of a separator is achieved by its specific pore diameter and a narrow distribution of this diameter. Specifically, a species responsible for ion transport in an electrochemical cell are allowed to pass through the separator, while another species is blocked thereby preventing degradation of the cell. For example, a species containing lithium ions is allowed to pass in rechargeable cells, while one or more species containing transition metals are blocked. In some embodiments, a separator may include a membrane layer with at least 90% of pores of this having a diameter of between about 0.1 nanometers and 1.0 nanometer. The membrane layer may be a standalone layer or supported by a membrane support.

Abstract: Provided is a binder composition for a non-aqueous secondary battery electrode that enables the display of excellent peel strength and cycle characteristics. The binder composition for a non-aqueous secondary battery electrode contains a particulate polymer A and a particulate polymer B. The particulate polymer A has a volume average particle diameter of at least 0.6 ?m and not more than 2.5 ?m. The particulate polymer B has a volume average particle diameter of at least 0.01 ?m and not more than 0.5 ?m. The particulate polymer A has a percentage content of more than 30 mass % and not more than 90 mass % relative to total content of the particulate polymer A and the particulate polymer B.

Abstract: A system (10) for testing a battery cell (1) by creating at least one of the effects of internal short circuit within the cell (1) with at least one cathode, at least one anode, at least one sensor (3) and at least one conductive heating element (2), comprising at least one resistive heat element (5), wherein at least the resistive heat element (5) is assembled within the cell (1) for simulating an internal short circuit.

Abstract: The disclosed technology generally relates to energy storage devices, and more particularly to redox batteries. In one aspect, a redox battery comprises a first half cell and a second half cell. The first half cell comprises a positive electrolyte reservoir comprising a first electrolyte contacting a positive electrode and has dissolved therein a first redox couple configured to undergo a first redox half reaction. The second half cell comprises a negative electrolyte reservoir comprising a second electrolyte contacting a negative electrode and has dissolved therein a second redox couple configured to undergo a second redox half reaction. The redox battery additionally comprises an ion exchange membrane separating the positive electrolyte reservoir and the negative electrolyte reservoir. The first half cell, the second half cell and the ion exchange membrane define a redox battery cell that is sealed in a casing.

Abstract: The power controller starts imposing the current limit when a condition for the current limit is met the condition, the condition being that the fuel cell does not generate to fulfill the requested amount of power generation while the fuel cell generates power at an upper limit of the supply capability of the fuel gas supply unit, and the power controller removes the current limit at a first predetermined increase rate determined when the requested amount of power generation exceeds a predetermined threshold below a rated power generation amount of the fuel cell and at a second increase rate higher than the first increase rate when the requested amount of power generation is the threshold or less, after the condition for the limit is dissolved.

Abstract: A cooling plate (10) for the temperature control of at least one battery cell, especially for a traction battery, comprising a frame (12) with flow ducts (16) designed for the flowing of a coolant through them and a flexibly configured cover (14), which bounds the flow ducts (16) in fluid-tight manner and is provided for the thermal contacting of the at least one battery cell. It is proposed that the flow ducts (16) comprise at least one perturbing contour (28), which is provided to increase the turbulence in the coolant flowing through the flow ducts (16).

Abstract: A fuel cell includes a fuel cell stack, a casing, an application part, and a facilitating mechanism. The facilitating mechanism has a space that is provided between the casing and an upper current collector. The upper current collector and the casing are connected at inclined surfaces.

Abstract: Disclosed is a composition for non-aqueous secondary battery adhesive layer which comprises a particulate polymer and a binder, wherein the particulate polymer comprises 5% to 50% by mass of a (meth)acrylonitrile monomer unit and 0.1% to 3.5% by mass of a cross-linkable monomer unit. Also disclosed is a non-aqueous secondary battery adhesive layer prepared by using the composition for non-aqueous secondary battery adhesive layer. Also disclosed is a laminate which comprises a substrate and the non-aqueous secondary battery adhesive layer disposed on at least one side of the substrate either directly or indirectly through one or more other layers. Also disclosed is a non-aqueous secondary battery wherein at least one of a positive electrode, a negative electrode, and a separator comprises the non-aqueous secondary battery adhesive layer.

Abstract: A method of cleansing a redox flow battery system may include operating the redox flow battery system in a charge, discharge, or idle mode, and responsive to a redox flow battery capacity being less than a threshold battery capacity, mixing the positive electrolyte with the negative electrolyte. In this way, battery capacity degradation following cyclic charging and discharging of the redox flow battery system can be substantially reduced.

Abstract: A cell stack device includes a plurality of electrochemical cells, a manifold, a gas supply portion, and a gas collection portion. The manifold includes a gas supply chamber and a gas collection chamber that extend in a direction in which the electrochemical cells are arranged. A support substrate of an electrochemical cell includes a first gas channel and a second gas channel. The first gas channel is connected to the gas supply chamber, and the second gas channel is connected to the gas collection chamber.

Abstract: The disclosed non-aqueous secondary battery functional layer is formed using a composition that includes non-conductive inorganic particles and organic particles, wherein a difference in density between the non-conductive inorganic particles and the organic particles is 1.5 g/cm3 or more, at least a surface layer portion of the organic particles is made of polymer having a degree of swelling in electrolysis solution of greater than 1 time to 4 times and having a glass-transition temperature of 50° C. or above, and a volume-average particle diameter of the organic particles is 0.80 to 1.50 times a volume-average particle diameter of the non-conductive inorganic particles.