Abstract: Provided are a separator for a nonaqueous cell that has air permeability and is small in thickness while maintaining strength properties; and a nonaqueous cell having this separator. The separator includes a fiber sheet in which a polyvinyl alcohol fiber is incorporated in a proportion of 30% or more by mass (based on the fiber sheet). The fiber has a fiber breaking temperature in heated water of lower than 100° C. and higher than 85° C.

Abstract: An exhaust drain valve includes a valve casing, a primary flow passage introducing an anode-off gas and a produced water from an inlet of the primary flow passage to an inside, a secondary flow passage discharging the anode-off gas and the produced water from an outlet of the secondary flow passage to an outside, a valve seat being formed at a primary flow passage outlet, and a valve body moving forward and backward. The primary flow passage includes an orifice being communicated with the primary flow passage outlet, an introduction flow passage having a diameter larger than a diameter of the orifice, the introduction flow passage being communicable with the inlet, and a step portion being formed orthogonal to an axial direction of the introduction flow passage, the step portion connecting the orifice and the introduction flow passage by having a step between the orifice and the introduction flow passage.

Abstract: A flexible secondary battery includes an electrode assembly including a stack having a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates, and a fixing member fixing a first end portion of the stack, a first electrode tab and a second electrode tab connected to the first electrode plate and the second electrode plate, respectively, and a molding member surrounding a first end portion of the electrode assembly including the fixing member, and a connection region between the electrode assembly and the first and second electrode tabs, wherein positional variations of a second end portion of the electrode assembly are relatively large as compared to positional variations of the first end portion of the electrode assembly.

Abstract: A battery unit of an automated guided vehicle comprises a casing installed in a chassis of the automated guided vehicle, a battery housed in the casing, a control panel housed in the casing to monitor a charge and discharge state of the battery, and electric components housed in the casing and electrically connected to the battery. The battery is arranged in the casing such that a battery bottom surface is separated from the casing bottom surface.

Abstract: [Problem] An object of the present invention is to provide a sealant composition for a nonaqueous electrolyte cell in which the application position and uniformity of applied film thickness of the sealant can be visually confirmed even when being applied as a thin film, and having excellent durability in relation to various electrolytic solutions used in the cell. [Solution] A sealant composition for a nonaqueous electrolyte cell, containing (A) an elastomer and (B) a cobalt blue colorant, in which the component (B) has a content of 0.1-20 mass parts with respect to 100 mass parts of the component (A).

Abstract: The present invention generally relates to storing energy in a form that is carbon neutral, storable and transportable, so that it can be used on demand. The present invention provides a process and system for using energy as available to produce carbon from carbon oxide, and then oxidizing the carbon to generate useful energy on demand, while effectively recycling the carbon, oxidant, and carbon oxide used in the process or system. In one embodiment, the present invention effectively stores renewable energy as carbon, transports the carbon, oxidizes the carbon to generate useful energy on demand and recycles the carbon as carbon dioxide. This invention may increase the utilization of renewable energy, especially for electrical power generation, while producing no net carbon dioxide or other air pollutants.

Abstract: A battery cell design is disclosed that provides a predictable pathway through a portion of the cell (e.g., the cell cap assembly) for the efficient release of the thermal energy that occurs during thermal runaway, thereby reducing the chances of a rupture in an undesirable location. Furthermore the disclosed design maintains the functionality of the cell cap as the positive terminal of the cell, thereby having minimal impact on the manufacturability of the cell as well as its use in a variety of applications.

Abstract: Provided is a cathode active material for a non-aqueous electrolyte secondary battery that has a uniform particle size and high packing density, and that is capable of increased battery capacity and improved coulomb efficiency. When producing a nickel composite hydroxide that is a precursor to the cathode active material by supplying an aqueous solution that includes at least a nickel salt, a neutralizing agent and a complexing agent into a reaction vessel while stirring and performing a crystallization reaction, a nickel composite hydroxide slurry is obtained while controlling the ratio of the average particle size per volume of secondary particles of nickel composite hydroxide that is generated inside the reaction vessel with respect to the average particle size per volume of secondary particles of nickel composite hydroxide that is finally obtained so as to be 0.2 to 0.

Abstract: A lithium secondary battery includes: a positive electrode including a positive-electrode active material layer; a negative electrode including a negative-electrode active material layer; and an ion conductor being lithium ion conductive and interposed between the positive electrode and the negative electrode. The positive-electrode active material layer is composed of lithium cobaltate, and has an ?-NaFeO2 type crystal structure. The positive-electrode active material layer is composed only of first regions oriented in the (110) plane and second regions oriented in the (018) plane, the first regions and the second regions being mixedly present in the xy plane of the positive-electrode active material layer, where x and y axes are defined as two axes that are parallel to the principal face of the positive-electrode active material layer, and a z axis is defined as an axis perpendicular to the principal face.

Abstract: Disclosed herein is a battery module including a battery cell array including two or more stacked battery cells, each of which is configured to have a structure in which an electrode assembly, including a cathode, an anode, and a separator disposed between the cathode and the anode, is received in a battery case together with an electrolyte in a sealed state, and fixing members, each of which is integrally coupled to a portion or the entirety of an outer edge of a corresponding one of the battery cells, each of the fixing members being provided with an assembly type coupling structure, by which the fixing members are coupled to each other such that the battery cell array forms a stable stack structure.

Abstract: A battery cell separator according to an exemplary aspect of the present disclosure includes, among other things, a top surface and a bottom surface. A body extends between the top surface and the bottom surface and includes a first contoured surface on a first side of the body and a second contoured surface on a second side. The first contoured surface and the second contoured surface converging between the top surface and a center of the body and diverging between the center and the bottom surface.

Abstract: The present invention relates to a reversible electrochemical cell, such as an electrolysis cell for water splitting or for conversion of carbon dioxide and water into fuel. The present invention relates also to an electrochemical cell that when operated in reverse performs as a fuel cell. The electrochemical cell comprises gas5 diffusion electrodes and a porous layer made of materials and having a structure adapted to allow for a temperature range of operation between 100-374° C. and in a pressure range between 3-200 bars.

Abstract: An ROB stack (10?) contains a plurality of stacked ROB cells (10) made from: thin metal bipolar housings (13) having air inlets and exits and horizontal channels for feeding air between the inlets (16) and exits (17), the channel having top ridges and also grooves (25) for containing active material (34); a porous air electrode (21/39) next to the air channels allowing air contact; a metal electrode (36); and an oxygen ion transfer membrane (37) acting as electrolyte; wherein the plurality of all the assemblies form vertical air inlet and outlet plenums.

Abstract: A power supply device comprises plural battery cells having a rectangular box shape and electrode terminals, a binding member binding a battery stacked member stacking the battery cells, bus bars connecting electrode terminals of the battery cells, and an insulating bus bar holder covering the upper surface of the battery stacked member. The binding member binds the battery stacked member at the side surface and upper surface thereof. The binding member comprises a side covering portion covering the side surface of the battery stacked member, and an upper covering portion covering the upper surface of the battery stacked member. The bus bar holder is divided into an intermediate holder located at the intermediate portion, and side surface holders located at the side surfaces of both sides of the intermediate holder. The side surface holder and the intermediate holder are press-fitted by a press-fitting structure.

Abstract: A battery structure is provided for making alkali ion and alkaline-earth ion batteries. The battery has a hexacyanometallate cathode, a non-metal anode, and non-aqueous electrolyte. A method is provided for forming the hexacyanometallate battery cathode and non-metal battery anode prior to the battery assembly. The cathode includes hexacyanometallate particles overlying a current collector. The hexacyanometallate particles have the chemical formula A?n?AmM1xM2y(CN)6, and have a Prussian Blue hexacyanometallate crystal structure.

Abstract: A surface-treated electrode active material, a method of surface treating an electrode active material, an electrode, and a lithium secondary battery. The surface-treated electrode active material includes a surface metal oxide layer having higher degree of reduction of a metal than that of a bulk metal oxide layer. The method includes: forming a mixture by adding an untreated electrode active material comprising a metal oxide, and at least one of a basic material and a reducing material to a solvent; and stirring the mixture.

Abstract: A power storage device having a small thickness is manufactured. A manufacturing method of the power storage device includes: forming a first layer and a second layer over a first substrate; forming a first insulating layer, a positive electrode and a negative electrode over the second layer; forming a solid electrolyte layer over the first insulating layer, the positive electrode, and the negative electrode; forming a sealing layer to cover the solid electrolyte layer; forming a planarization film and a support over the sealing layer; separating the first layer and the second layer from each other so that the second layer, the positive electrode, the negative electrode, the solid electrolyte layer, the sealing layer, the planarization film, and the support are separated from the first substrate; attaching the separated structure to a second substrate which is flexible; and separating the support from the planarization film.

Abstract: When producing a nickel composite hydroxide that is a precursor to the cathode active material for a non-aqueous electrolyte secondary battery by supplying an aqueous solution that includes at least a nickel salt, a neutralizing agent and a complexing agent into a reaction vessel while stirring and performing a crystallization reaction, a nickel composite hydroxide slurry is obtained while controlling the ratio of the average particle size per volume of secondary particles of nickel composite hydroxide that is generated inside the reaction vessel with respect to the average particle size per volume of secondary particles of nickel composite hydroxide that is finally obtained so as to be 0.2 to 0.6, after which, while keeping the amount of slurry constant and continuously removing only the liquid component, the crystallization reaction is continued until the average particle size per volume of secondary particles of the nickel composite hydroxide becomes 8.0 ?m to 50.0 ?m.

Abstract: The present invention relates to a secondary battery. The present invention is aimed to provide a secondary battery having a thin upper case formed of a metal. The secondary battery includes a bare cell; a protection circuit module having a circuit board; an upper case formed of a metal and having a cover plate for covering the circuit board of the protection circuit module; and a case-insulating layer formed on an external surface of the cover plate of the upper case.

Abstract: A battery having the electrodes of multiple battery cell types are interleaved to prevent thermal runaway by cooling a shorted region between electrodes. The electrodes of each of the battery cell types with a first polarity share a pair of the common electrodes having a second polarity. The electrodes of the multiple battery cell types and the multiple common electrodes are interleaved such that if the electrodes of the multiple battery cell types and the adjacent common electrodes of one or more battery cell types short together, the current within the shorted battery cells is sufficiently small to prevent thermal runaway and the electrodes of the adjacent cells of the other battery cell types of the first polarity and the common electrodes of the second polarity not having short circuits provide heat sinking for the heat generated by the short circuit to prevent thermal runaway.