Abstract: A system and method for a battery cell having an anode and a cathode, and a separator disposed between the anode and the cathode. A conductive layer disposed in the separator facilitates detection of dendrite growth from the anode into the separator, the detection correlative with a reduction in voltage between the anode and the conductive layer. A detection interface component coupled to the conductive layer is configured to facilitate routing of a signal from the conductive layer to a circuit external to the battery cell, the signal indicative of the detection. The battery cell may be part of a battery or battery pack which may be utilized by an electronic device.

Abstract: In various embodiments an improved binder composition, electrolyte composition and a separator film composition using discrete carbon nanotubes. Their methods of production and utility for energy storage and collection devices, like batteries, capacitors and photovoltaics, is described. The binder, electrolyte, or separator composition can further comprise polymers. The discrete carbon nanotubes further comprise at least a portion of the tubes being open ended and/or functionalized. The utility of the binder, electrolyte or separator film composition includes improved capacity, power or durability in energy storage and collection devices. The utility of the electrolyte and or separator film compositions includes improved ion transport in energy storage and collection devices.

Abstract: A first connector of a battery connector includes a battery-side busbar first terminal including a battery-side first pin insertion hole and a load-side busbar first terminal including a load-side first pin insertion hole. A second connector includes a battery-side busbar second terminal including a battery-side second pin insertion hole and a load-side busbar second terminal including a load-side second pin insertion hole. The load-side first pin insertion hole is formed in a position where the load-side first pin insertion hole does not match the battery-side second pin insertion hole when the battery-side busbar second terminal and the load-side busbar first terminal are superimposed. The load-side second pin insertion hole is formed in a position where the load-side second pin insertion hole does not match the battery-side first pin insertion hole when the battery-side busbar first terminal and the load-side busbar second terminal are superimposed.

Abstract: System and methods for setting pressure limits for an air supply of a fuel cell (“FC”) system are presented. Certain embodiments disclosed herein may allow a FC system to calculate a minimum and a maximum FC stack cathode inlet pressure based on different operating conditions while ensuring that the FC stack receives a desired air flow. Further embodiments disclosed herein may allow a FC system to maintain a cathode inlet air pressure within a range that protects an associated compressor from entering surge and/or overheating conditions.

Abstract: A battery module of the present invention is adaptable to be utilized in various configurations including and not limited to an overlapping battery cell packaging configuration and a vertical stack battery cell packaging configuration used in an automotive and non-automotive applications. The battery module has a plurality of battery heatsink assemblies with the cells disposed therebetween. A plurality of rods extend through the each heatsink assemblies to secure the heatsink assemblies and the cell with one another to form the battery module.

Abstract: An adhesive includes a modified olefin polymer (A) allowing a polymer of a C2 to C20 ?-olefin having a structural unit derived from a C4 to C20 ?-olefin to be modified with a monomer having a functional group capable of reacting with an isocyanate group and having a heat of fusion measured in accordance with JIS K7122 of 0 J/g or more and 50 J/g or less and a polyisocyanate (B).

Abstract: A battery unit includes multiple cell modules which are interconnected. The cell modules respectively include multiple battery cells. Local cell module control units are associated with the cell modules. The cell module control units are configured in such a way that they control and/or monitor the cell modules. The cell module control units are applied to at least one flat conductor sheet. The flat conductor sheet has plugs which are plugged into mating plugs of the cell modules. There is also described a wiring unit for a battery unit.

Abstract: A slurry composition includes a negative electrode active material, a particulate binder, a water soluble polymer, and water. The particulate binder includes a first particulate binder and a second particulate binder. The first particulate binder includes a copolymer (A) including an aliphatic conjugated diene monomer unit and an aromatic vinyl monomer unit, has a degree of swelling in electrolysis solution of 110% to 200% by mass, has a glass transition temperature of ?30° C. to 60° C., and has a gel content of 70% to 98% by mass. The second particulate binder includes a copolymer (B) including an aliphatic conjugated diene monomer unit and an aromatic vinyl monomer unit, has a degree of swelling in electrolysis solution of 250% to 600% by mass, and has a gel content of 70% to 98% by mass.

Abstract: A titanium oxide compound according to the present invention comprises bronze-type titanium oxide or titanium oxide mainly composed of bronze-type titanium oxide, and contains calcium and/or silicon. The titanium oxide compound contains 0.005 to 2.5 mass % inclusive of calcium or 0.15 to 0.55 mass % inclusive of silicon, or contains 0.005 to 1.2 mass % inclusive of calcium and 0.15 to 0.2 mass % inclusive of silicon, or contains 0.005 to 0.1 mass % inclusive of calcium and 0.15 to 0.5 mass % inclusive of silicon.

Abstract: A composite material comprising graphene or reduced graphene oxide and a polymer-derived ceramic material, such as SiOC, is provided. The composite materials can be used to construct anodes (16), which can be used in batteries (10), particularly lithium ion batteries. The anodes exhibit relatively high charge capacities at various current densities. Moreover, the charge capacity of the anodes appears exceptionally stable even after numerous charging cycles, even at high current densities.

Abstract: A secondary battery includes: a cathode; an anode; and an electrolytic solution. The anode includes a material including Si, Sn, or both as constituent elements. The electrolytic solution includes an unsaturated cyclic ester carbonate represented by the following Formula (1), where X is a divalent group in which m-number of >C?CR1-R2 and n-number of >CR3R4 are bonded in any order; each of R1 to R4 is one of a hydrogen group, a halogen group, a monovalent hydrocarbon group, a monovalent halogenated hydrocarbon group, a monovalent oxygen-containing hydrocarbon group, and a monovalent halogenated oxygen-containing hydrocarbon group; any two or more of the R1 to the R4 are allowed to be bonded to one another; and m and n satisfy m?1 and n?0.

Abstract: The present invention provides a positive electrode active material for a secondary battery and a secondary battery including the same, which includes a core; a shell located to surround the core; and a buffer layer located between the core and the shell, and including a three-dimensional network structure connecting the core and the shell and a pore. The decomposition of the active material may be minimized by a rolling process in the manufacture of an electrode by controlling the specific surface area, average particle diameter and porosity of the active material particles as well as the specific structure, the reactivity with an electrolyte solution may be maximized, and the output and lifespan characteristics of the secondary battery may be improved since the particles forming the shell have crystal structure with orientation which facilitates intercalation and deintercalation of lithium ions.

Abstract: Provided is a binder composition for a secondary battery electrode that has excellent binding capacity and can cause a secondary battery to display excellent rate characteristics and cycle characteristics. The binder composition for a secondary battery electrode contains: a first particulate polymer having a degree of swelling in electrolysis solution of at least 400 mass % and no greater than 900 mass % and a glass transition temperature of at least ?60° C. and no higher than ?15° C.; a second particulate polymer having a degree of swelling in electrolysis solution of greater than 100 mass % and no greater than 200 mass % and a glass transition temperature of at least ?10° C. and no higher than 30° C.; and water.

Abstract: A bipolar plate for a fuel cell is provided. The bipolar plate includes a main body with a first end and a second end spaced from the first end along a longitudinal axis of the main body. At least one inlet is disposed at the first end of the main body. At least one outlet corresponding to the at least one inlet is disposed at the second end of the main body. At least one continuous flow path extends from the at least one inlet to the at least one outlet. The main body comprises a single, contiguous piece.

Abstract: A graphite powder, preferably including scale-like particles, which satisfies the following formulae (1) and (2), wherein e(0.5) represents the initial charge-discharge efficiency of a coin cell fabricated from an electrode (work electrode) produced by compressing an electrode material employing graphite powder as an active material under a pressure of 0.5 t/cm2, a lithium metal counter electrode, a separator and an electrolytic solution; and e(3) represents the initial charge-discharge efficiency of a coin cell fabricated from an electrode (work electrode) produced by compressing an electrode material employing graphite powder as an active material under a pressure of 3 t/cm2, a lithium metal counter electrode, a separator and an electrolytic solution: e(3)(%)?e(0.5)(%)?1,??formula (1): e(3)(%)>85.??formula (2): Also disclosed is a method of producing the graphite powder; a graphite material for a battery electrode; an electrode for a lithium ion; and a lithium-ion secondary battery.

Abstract: The present application relates to a method of manufacturing an anode supporter of a solid oxide fuel cell and an anode supporter of a solid oxide fuel cell, and may improve performance and durability of the fuel cell by improving an interfacial property between the anode supporter and an electrolyte.

Abstract: A solid electrolyte represented by general formula LiySiRx(MO4), where x is an integer from 1 to 3 inclusive, y=4?x, each R present is independently C1-C3 alkyl or C1-C3 alkoxy, and M is sulfur, selenium, or tellurium. Methods of making the solid electrolyte include combining a phenylsilane and a first acid to yield mixture including benzene and a second acid, and combining at least one of an alkali halide, and alkali amide, and an alkali alkoxide with the second acid to yield a product d represented by general formula LiySiRx(MO4)y. The second acid may be in the form of a liquid or a solid. The phenylsilane includes at least one C1-C3 alkyl substituent or at least one C1-C3 alkoxy substituent, and the first acid includes at least one of sulfuric acid, selenic acid, and telluric acid.

Abstract: Molding methods and molds for making a synthetic resin molded product include disposing a curable liquid resin mixture in a recess of a female mold. The curable liquid resin mixture is then simultaneously agitated and degassed by a mixer while under a partial vacuum. More specifically, at least the female mold is orbited around an orbital axis while being rotated about a rotational axis that is eccentric to the orbital axis. After being thoroughly mixed and degassed, the liquid mixture is then cured in the mold unit.

Abstract: Inorganic plastic crystal electrolytes, also referred to herein as inorganic plastic crystal conductors or single ion conductors including [ABx-yCy]y?[M]y+, where A is a tetravalent to hexavalent atom; B is a monovalent ligand; C is an oxyanion; M is an alkali metal; x is 4 when A is tetravalent, x is 5 when A is pentavalent, and x is 6 when A is hexavalent; y is an integer from 1 to x?1 inclusive. [ABx-yCy]y?[M]y+ is rotationally disordered and ionically conductive.

Abstract: Provided as a nonaqueous electrolyte secondary battery insulating porous layer that allows a nonaqueous electrolyte secondary battery to have an improved discharge output characteristic is a nonaqueous electrolyte secondary battery insulating porous layer containing fine particles of a metal salt having a Lewis acid peak area within a range of not less than 0.2 g?1 and not more than 3.6 g?1 per unit weight, the Lewis acid peak area being measured by an infrared spectroscopy-based acid nature evaluation method for a solid surface, the Lewis acid peak area of a metal salt per unit weight being defined as a value resulting from dividing (i) the area of a peak present in a region of 1447 cm?1 to 1460 cm?1 of an infrared absorption spectrum measured of a sample on which pyridine was adsorbed and from which the pyridine has then been desorbed by (ii) the weight of the metal salt.