Abstract: Articles and methods for forming ceramic/polymer composite structures for electrode protection in electrochemical cells, including rechargeable lithium batteries, are presented.

Abstract: Various hot box fuel cell system components are provided, such as heat exchangers, steam generator and other components.

Abstract: An alkaline storage battery includes a positive electrode, a negative electrode containing, as an active material, at least one of a metal capable of forming dendrites and a metal compound thereof, and an alkaline electrolyte solution, wherein a compound having a primary amino group and having no carboxyl group is contained in the alkaline electrolyte solution in an amount greater than or equal to 7% by volume.

Abstract: A fuel cell and a fuel cell stack. A cathode (41) of a fuel cell (3) assumes the form of a square plate and is composed of a lower layer (61) on a side toward a solid oxide body (37), and an upper layer (63) which covers the outer surface of the lower layer (61). The lower layer (61) is square in planar shape, and its four side surfaces stand upright in its thickness direction. The upper layer (63) is square in planar shape and has a square main surface (outer surface) (65) which faces outward in its thickness direction, and side surfaces at its four sides. Opposite side surfaces (67) and (69) residing in a flow path extending between an oxidizing gas inlet side and an oxidizing gas outlet side are flat and inclined toward the center of the outer surface (65).

Abstract: A polymer electrolyte having improved reliability and safety by increasing thermal stability of a polymer of the polymer electrolyte and crosslinking density of a matrix of the polymer while improving electrode impregnation capability by inducing low viscosity in a pre-gel composition, and a lithium rechargeable battery including the same are disclosed. The polymer electrolyte is a cured product of a polymer electrolyte composition including a lithium salt, a non-aqueous organic solvent, and a pre-gel composition including a first monomer represented by Chemical Formula 1, a second monomer represented by Chemical Formula 2 and a third monomer represented by Chemical Formula 3.

Abstract: Various hot box fuel cell system components are provided, such as heat exchangers, steam generator and other components.

Abstract: A nonaqueous electrolyte secondary battery includes: a negative electrode current collector foil; and a negative electrode mixture layer that is arranged on the negative electrode current collector foil. The negative electrode mixture layer contains a plurality of granulated particles. Each of the granulated particles contains a negative electrode active material and a coating film. The coating film is formed on a surface of the negative electrode active material. The coating film includes a first film and a second film. The first film is formed on the surface of the negative electrode active material. The second film is formed on the first film. The first film contains a carboxymethyl cellulose polymer. The second film contains a polyacrylic acid polymer.

Abstract: Disclosed herein is a battery module having a plurality of plate-shaped battery cells, each of which has electrode terminals respectively formed at the upper end and the lower end thereof, the battery module including two or more battery cells, a buffering member disposed at the interface between the battery cells to restrain movement of the battery cells and to buffer volume change of the battery cells during charge and discharge of the battery cells, and a pair of module housings coupled to entirely cover the outside of a stack of the battery cells excluding the electrode terminals of the battery cells, each of the module housings being formed of a sheet.

Abstract: A rechargeable battery is provided such that the positive electrode comprises graphite, the negative electrode also comprises graphite, and the electrolyte is a solution of lithium bromide in an ester of succinic acid or an ester of glutaric acid.

Abstract: An electrode structure has an interdigitated layer of at least a first material and a second material, the second material having either higher or similar electrical conductivity of the first material and being more ionically conductivity than the first material, a cross-section of the two materials being non-rectangular.

Abstract: A battery adhesion-fixation structure includes battery cells, a holder, an adhesive agent, bus bars, and an insulator. The holder includes holder holes for holding the battery cells therein. The adhesive agent adheres the battery cells with the holder within the holder holes. The bus bars electrically connect the battery cells with each other. The insulator intervenes between the bus bars and the holder. The bus bars include a bus-bar hole, and a terminal tab. The bus-bar hole faces face-to-face to an electrode terminal of the battery cells. The terminal tab projects into the bus-bar hole to be electrically connected with the electrode terminal. The insulator includes a face, and a dent opening in the face. The face opposes to the holder. The dent opens in the face, and accommodates the adhesive agent overflown toward the insulator therein.

Abstract: The invention relates to an energy storage module for a device for supplying voltage, in particular, of a motor vehicle, comprising a plurality of in particular prismatic storage cells, which are stacked together at least in one row, are arranged one behind the other and are braced between at least two end plates by means of at least one tie rod or a wrapping, wherein at least one of the end plates comprises a layer structure of at least three layers and/or the tie rod consists of a fiber composite material.

Abstract: An electrolyte for a rechargeable lithium battery including a lithium salt, a non-aqueous organic solvent, and an additive, wherein the additive includes a compound represented by Chemical Formula 1 and a rechargeable lithium battery including the same.

Abstract: The present invention relates to an electrode for a secondary battery including an electrode current collector, an electrode active material combination layer formed on one or both sides of the electrode current collector, and a polyurethane-based coating layer formed on the electrode active material combination layer, and a lithium secondary battery including the same.

Abstract: A button cell includes a housing consisting of two metal housing halves, an electrode separator assembly in the form of a preferably spiral-shaped winding inside the housing, and metal conductors which electrically connect the electrodes of the assembly to the housing halves, wherein at least one of the conductors is connected to the respective housing half by welding.

Abstract: A battery pack includes a single cell having a cylindrical shape, the single cell having a positive electrode at one end of the single cell and a negative electrode at the other end of the single cell, a plurality of the single cells being arranged in a radial direction of the single cell; a fuse; a first bus bar connected via the fuse to one electrode, from among the positive electrode and the negative electrode; a second bus bar directly connected to the other electrode, from among the positive electrode and the negative electrode; and a retaining member configured to retain the plurality of single cells from the radial direction of the single cell, in a manner such that when the fuse is disconnected, retaining force with which the single cell is retained by the retaining member decreases and the single cell moves in a direction away from the fuse.

Abstract: A catalyst including: a plurality of porous clusters of silver particles, each cluster of the clusters including: (a) a plurality of primary particles of silver, and (b) crystalline particles of zirconium oxide (ZrO2), wherein at least a portion of the crystalline particles of ZrO2 is located in pores formed by a surface of the plurality of primary particles of silver.

Abstract: An ion filter roof structure of a fuel cell for a vehicle is provided and includes a controller that is connected to a heater, a pump, a 4-way valve, and a radiator disposed within a fuel cell for a vehicle. In addition, a thermal management system of the ion filter roof structure includes an ion filter and a fuel cell stack connected to the controller to form an ion filter roof. Based on this structure, during high output, a cooling performance of the vehicle is improved, durability of the ion filter is improved, and a pump operation is decreased to improve fuel efficiency.

Abstract: A power generation system of the present invention includes: a fuel cell unit (101) including a fuel cell (11) and a case (12); a controller (102); a combustion unit (103) provided outside the case (12) and configured to combust a combustible gas to supply heat; and a discharge passage (70) configured to cause the fuel cell unit (101) and the combustion unit (103) to communicate with each other, wherein in a case where an exhaust gas is being discharged to the discharge passage (70) from one of the fuel cell unit (101) and the combustion unit (103) and the controller (102) changes the flow rate of the exhaust gas discharged from the other unit, the controller (102) controls at least the flow rate of the exhaust gas discharged from the other unit such that the flow rate of the exhaust gas discharged from the one unit becomes constant.

Abstract: A lithium ion secondary battery includes a positive electrode capable of occluding and discharging lithium ions, a negative electrode capable of occluding and discharging the lithium ions, and a nonaqueous electrolyte including a lithium salt, and being reversively charged/discharged. The positive electrode includes a metal plate, a metal film formed on a surface of the metal plate, and a positive electrode active material layer, the metal film includes one or more metals selected from the group consisting of ruthenium, osmium, palladium, and platinum having a orientation, the positive electrode active material layer is a compound expressed by the following expression: LiCoxNi1-xO2, (where 0?x?1) and is epitaxially grown and formed on a surface of the metal film, and the positive electrode active material is formed such that a c axis of a crystal structure of the positive electrode active material is perpendicular to the metal film.