Abstract: A solid-state battery includes a positive electrode, a negative electrode, and a separator between the positive and negative electrodes. The negative electrode includes reduced lithium titanate (LTO) particles and solid electrolyte particles. The negative electrode lacks electronically conductive additives.

Abstract: A separator plate for an electrochemical system has two metal individual plates. The plates have passage openings for operating media and possibly coolant, and distribution structures. The distribution structures are formed in the metal individual plates and which each communicate with at least two of the passage openings. A peripherally extending sealing structure is formed in each of the metal individual plates at least peripherally around the electrochemically active region and at a distance therefrom and/or peripherally around at least one of the passage openings and at a distance from the edge thereof. The cross-section of the sealing structure has a bead roof, two bead flanks, and at least in some segments, two bead feet. At least in the region of the bead roof of the sealing structure at least in some segments, the sealing structure extends sinuously with at least two wave periods having convex and concave segments.

Abstract: A lithium-ion battery includes a cathode comprising a lithium compound and the cathode further includes solid additives based on metal nitrides and/or borates. The solid additives improve the capacity retention of the lithium-ion battery and extend the battery lifetime. The solid additives also reduce the growth in internal resistance of the lithium-ion battery that is known to occur as Li-ion batteries age. The solid additives help stabilize the lithium-ion chemistry to high cell potentials or temperatures.

Abstract: An exemplary support assembly for a battery array includes a spacer axially separating a first battery cell from a second battery cell, a frame that holds the spacer, and an insert secured to the frame. The insert is compressed against the first battery cell. An exemplary method of supporting a battery cell includes compressing an insert against a corner region of a battery cell. The insert is secured to a frame made of a first material. The insert is made of a second material that is softer than the first material.

Abstract: The present invention relates to an electrode assembly for a lithium secondary battery, a lithium secondary battery and a battery module comprising the same, and in particular, to an electrode assembly for a lithium secondary battery capable of, by changing a form of a lithium negative electrode current collector and thereby minimizing an interface of the negative electrode current collector exposed to a electrolyte, fundamentally blocking a corrosion reaction focusing on the negative electrode current collector caused by the liquid electrolyte in the art, and a lithium secondary battery and a battery module including the same.

Abstract: The present invention relates to a secondary battery that is capable of preventing short circuit from occurring when a nail test is performed. Also, the secondary battery includes a case accommodating an electrolyte and an electrode assembly therein, and the case includes an external layer exposed to the outside, an internal layer disposed in the case, and a short-circuit prevention layer provided in a liquid phase between the external layer and the internal layer.

Abstract: Systems, methods, and articles for a portable power case are disclosed. The portable power case is comprised of at least one battery and at least one PCB. The portable power case has at least one USB port and at least two access ports, at least two leads, or at least one access port and at least one lead. The portable power case is operable to supply power to an amplifier, a radio, a wearable battery, a mobile phone, and a tablet. The portable power case is operable to be charged using solar panels, vehicle batteries, AC adapters, non-rechargeable batteries, and generators. The portable power case provides for modularity that allows the user to disassemble and selectively remove the batteries installed within the portable power case housing.

Abstract: A bicycle battery unit is configured to reduce the effect of contact with an obstacle. The bicycle battery unit includes a plurality batteries, a housing accommodating the batteries and a protector. The protector is integrally provided on at least a portion of the outer surface of the housing. The protector has a lower hardness than a hardness of the housing.

Abstract: A cooling system for cooling battery cells includes a plate assembly defining a chamber. The chamber is configured to receive a fluid therein. A plurality of apertures extend through the plate assembly. Each of the plurality of apertures is configured to align with a cell vent of one of the battery cells.

Abstract: A power generation cell (fuel cell) includes a membrane electrode assembly and first and second metallic separators arranged respectively on opposite sides of the membrane electrode assembly. An oxygen containing gas supply passage, a communication passage bead section (bead seal) that surrounds the oxygen containing gas supply passage, and a bridge section are disposed on the first metallic separator. At a location where the bridge section is disposed, the width of a root section of the communication passage bead section is greater than the width of the root section of the communication passage bead section at other locations thereof.

Abstract: The present invention relates to a resin coated metal laminate comprising at least a sealant layer, a barrier layer, and a substrate layer in this order, wherein the barrier layer includes stainless steel having a thickness of 50 ?m or less, the substrate layer includes a polyamide as a main component, a thickness of the substrate layer is thinner than a thickness of the barrier layer, and a maximum value of tensile strength in a tensile test of the substrate layer is 25 N/mm or more, as well as a battery package and a battery using the resin coated metal laminate.

Abstract: A porous carbon sheet includes a carbon fiber and a binding material, wherein when in a measured surface depth distribution, a ratio of an area of a portion having a depth of 20 ?m or less in a measured area of one surface is a surface layer area ratio X, and a ratio of an area of a portion having a depth of 20 ?m or less in a measured area of another surface is a surface layer area ratio Y, the surface layer area ratio X is larger than the surface layer area ratio Y, and a difference between the surface layer area ratios is 3% or more and 12% or less.

Abstract: In one embodiment, a secondary battery includes, electrode groups, an insulating sheet, and a container member. The insulating sheet is disposed between the electrode groups. At least part of the insulating sheet is joined to the container member. The container member covers the outside of a stack having the electrode groups and the insulating sheet.

Abstract: A solid electrolyte which reduces grain boundary resistance and exhibits a high total ion conductivity is provided. The solid electrolyte includes a first area which has a cubic garnet type crystalline and a second area which is amorphous, around the first area, in which each of the first area and the second area contains a composite oxide represented by formula (1) or (2) as a forming material, and an abundance ratio of metal atoms each having an ionic radius of 78 pm or more gradually increases from the first area to the second area. Li7+xLa3?xZr2AxO12??(1) [In formula (1), A is at least one selected from the group consisting of Mg, Ca, Sr, and Ba. In addition, x is 0.1 or more and 0.6 or less.] Li7La3?xZr2BxO12??(2) [In formula (2), B is at least one selected from the group consisting of Sc and Y. In addition, x is 0.1 or more and 0.6 or less.

Abstract: Aimed at providing a sulfide solid electrolyte comprising an argyrodite type crystal structure, having a high ionic conductivity due to presence of a large amount of a halogen element and is capable of suppressing agglomeration at the time of production. Provided is a sulfide solid electrolyte comprising lithium, phosphorus, sulfur and one or more elements X selected from halogen elements, wherein the sulfide solid electrolyte comprises an argyrodite type crystal structure, and wherein a molar ratio of the lithium to the phosphorus “a (Li/P)”, a molar ratio of the sulfur to the phosphorus “b (S/P)” and a molar ratio of the element X to the phosphorus “c (X/P)” satisfy the following formulas (1) to (3): 5.0?a<7.3??(1) 0.70?a?b<1.0??(2) 7.0<a+c?7.3??(3) provided that b>0 and c>0.

Abstract: A battery modules includes a battery cell assembly including at least one battery cell, and at least one cooling fin configured to contact the at least one battery cell and to be exposed on opposite side parts of the battery cell assembly and a side part perpendicular to the opposite side parts, a first end plate including at least one first insulating member mounted contacting the at least one cooling fin exposed on the opposite side parts of the battery cell assembly, and configured to support the opposite side parts of the battery cell assembly, a second end plate coupled to the first end plate, and configured to support the side part of the battery cell assembly, a cooling plate between the second end plate and the battery cell assembly, and at least one second insulating member arranged between the cooling plate and the at least one cooling fin.

Abstract: A method of producing a lithium ion secondary battery includes the following (A) to (E). (A) A negative electrode active material powder having a BET specific surface area of 2.2 m2/g or more and 5.2 m2/g or less is prepared. (B) Fluorine is incorporated into the negative electrode active material powder. (C) Wet granules are prepared by mixing the negative electrode active material powder, a water-soluble binder powder, and water. (D) A negative electrode is produced by forming the wet granules into a film form. (E) A lithium ion secondary battery including the negative electrode, a positive electrode, and an electrolytic solution is produced. When the negative electrode active material powder is formed into a pellet having a density of 1.5 g/m3, fluorine is incorporated into the negative electrode active material powder so that the pellet has a water contact angle of 96° or more and 138° or less.

Abstract: An electrochemical device includes a negative electrode containing a negative electrode active material, a positive electrode, and an electrolyte. The negative electrode active material has a crystal structure with an Fm3m space group and contains a compound represented by composition formula (1) below, LixTiyOz ??Formula (1), where 0.4?x/y<2 and x/2+3y/2?z?x/2+2y.

Abstract: A lithium secondary battery includes a cathode, an anode and a non-aqueous electrolyte. The anode includes an anode active material which includes a natural graphite, an average particle diameter (D50) of the natural graphite being in a range from 9 ?m to 14 ?m, and an expansion rate of the anode represented is 17% or less.

Abstract: A fuel cell module according to the present embodiment includes a hydrodesulfurizer, a cell stack, an exhaust gas channel portion, and an air-preheating channel portion. The hydrodesulfurizer is configured to desulfurize fuel gas using a hydrodesulfurization catalyst. A reformer is configured to generate a hydrogen-containing gas. The cell stack is constituted by stacking a plurality of fuel cells and is configured to generate electric power. The exhaust gas channel portion is configured to discharge the hydrogen-containing gas, and discharge exhaust gas that is generated by the combustion of the oxygen-containing gas. The air-preheating channel portion is an air-preheating channel portion that is disposed so as to be adjacent to the exhaust gas channel portion and that is configured to preheat the oxygen-containing gas through heat exchange with the exhaust gas channel portion. The air-preheating channel portion is disposed between the hydrodesulfurizer and the cell stack.