39th week of 2018 patent applcation highlights part 69 |
Patent application number | Title | Published |
20180277820 | FLEXIBLE RIBS OF A BUS BAR CARRIER - The present disclosure includes a battery module having a housing with a cell receptacle region defined by walls of the housing and configured to enable passage of electrochemical cells therethrough. The battery module also includes a bus bar carrier sealed in the cell receptacle region. The bus bar carrier includes a perimeter having flexible ribs extending along at least a majority of the perimeter and configured to enable intimate contact between the walls of the housing and the perimeter of the bus bar carrier. | 2018-09-27 |
20180277821 | CELL AND ELECTROCHEMICAL DEVICE - The present disclosure provides a cell and an electrochemical device. The cell comprises: a first electrode plate comprising a first current collector and a first active material layer, a second electrode plate comprising a second current collector and a second active material layer; a first electrode tab, a second electrode tab, a separator. The first current collector has a first surface uncoated region; the second current collector has a second surface uncoated region; the first electrode tab is provided on the first surface uncoated region, the second electrode tab is provided on the second surface uncoated region. The first electrode tab and/or the second electrode tab are enlarged in length and width. When the cell is subjected to a mechanical shock, the first electrode tab and the second electrode tab are deformed to puncture the separator therebetween, so the first current collector and the second current collector are electrically connected. | 2018-09-27 |
20180277822 | ELECTRICITY STORAGE DEVICE - The purpose of the present invention is to provide an electricity storage device, the positive electrode and negative electrode of which can be protected when housing an electrode assembly body into a case main body. A secondary battery of the present invention has a lid terminal member formed by integrating: a lid; a positive electrode terminal and a negative electrode terminal; a positive electrode conductive member and a negative electrode conductive member; and an insulating member. The lid terminal member is integrated with an electrode assembly body through a positive electrode tab group and a negative electrode tab group. The electrode assembly body includes an electrode housing separator and a negative electrode each having a bottom-side contact portion contacting the inner bottom surface of a case main body. The electrode housing separator also has a lid-side contact portion contacting the lid terminal member. | 2018-09-27 |
20180277823 | SQUARE SECONDARY BATTERY - A battery includes: an electrode body; an electrode current collector; a sealing body; an external terminal; an electrical conductor connected to the external terminal; a deforming plate sealing an opening of the electrical conductor, electrically connected to the electrical conductor and to the current collector, and deformed when an internal pressure reaches a predetermined pressure; and a first insulator between the deforming plate and the current collector. The current collector includes a base, and a lead connecting to the electrode body. First to fourth fasteners fasten the base and the first insulator. Between the first and second fasteners, the base is electrically connected to the deforming plate. The second fastener is closer to the lead than the first fastener. The second fastener is closer to a connection between the deforming plate and the electrode current collector than a position of the first insulator supported toward the sealing body. | 2018-09-27 |
20180277824 | SECONDARY BATTERY AND MANUFACTURING METHOD THEREFOR - The present disclosure provides a secondary battery and a manufacturing method therefore. The secondary battery comprises a case, an electrode assembly and a cap assembly. The case has four side walls and a bottom wall which enclose an internal space; the electrode assembly is received in the internal space of the case. The cap assembly is provided to a top of the case and seals the electrode assembly in the internal space; the cap assembly comprises a safety mechanism configured to make an electrical current not flow through the electrode assembly when a gas pressure in the internal space reaches a predetermined value. At least one of the four side walls of the case bulges outwardly, and the internal space protrudes correspondingly. The secondary battery according to the present disclosure can provide an expanding space for an electrode plate of the electrode assembly, avoid the electrode plate being fractured by the internal pressure, prevent the electrolyte being squeezed out of the electrode assembly and avoid the infiltration capability of the electrode assembly decreasing, reduce risk of short circuit of the secondary battery, slow down the decay of cycle performance and prevent the diving of cycle performance, improve service life of the secondary battery. At the same time, the secondary battery also can avoid the gas-pressure type safety mechanism of the secondary battery being actuated in the normal state and prevent failure. | 2018-09-27 |
20180277825 | METHOD FOR MANUFACTURING ELECTRODE PLATE AND METHOD FOR MANUFACTURING SECONDARY BATTERY - A method for manufacturing an electrode plate includes a first application step of applying conductive layer slurry containing fibrous carbon to a surface of a core made of metal foil, a second application step of applying active material mix layer slurry containing an active material to the conductive layer slurry before the conductive layer slurry dries, and a drying step of drying the conductive layer slurry and the active material mix layer slurry. The fibrous carbon contained in the conductive layer slurry has a fiber length-to-diameter ratio of 20:1 to 2,000:1. The amount of the fibrous carbon, contained in the conductive layer slurry applied to the core surface, per unit are of the core is 0.05 g/m | 2018-09-27 |
20180277826 | COMBINATION OF PLASMA COATING AND SPRAY COATING FOR LITHIUM BATTERY ELECTRODE FABRICATION - An atmospheric plasma spray device is used to direct a stream of plasma-heated, particulate, lithium battery electrode materials to form a porous layer of the electrode particles on a surface of a compatible current collector metal foil. Subsequently, a non-plasma spray device is used to direct a stream of droplets of an aqueous solution of a polymeric binder material onto and into the porous layer of electrode particles. Water evaporates from the droplets of binder solution as the droplets infiltrate the porous electrode material and coat the electrode particles and current collector surface. When the water (or other solvent) has evaporated from the dispersed droplets of polymer material, the polymer binder bonds the particles to each other and to the current collector surface. The polymer spray may immediately follow the deposition of the electrode particles, or follow later, even at a downstream spray location. | 2018-09-27 |
20180277827 | METHOD FOR PRODUCING SINTERED ELECTRODE - A sintered electrode having a large cathode capacity is obtained. A method for producing a sintered electrode which uses a lithium containing composite oxide as a cathode active material, and lithium lanthanum zirconate as an oxide solid electrolyte comprises: mixing at least the lithium containing composite oxide and a hydroxide, to obtain a cathode mixture; mixing at least the lithium lanthanum zirconate and a lithium salt that has a melting point lower than the lithium lanthanum zirconate, to obtain a solid electrolyte mixture; laminating the cathode mixture and the solid electrolyte mixture, to obtain a laminate; and heating the laminate, to sinter at least the solid electrolyte mixture. | 2018-09-27 |
20180277828 | ELECTRODE, NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK AND VEHICLE - According to one embodiment, an electrode is provided. The electrode includes an active material-containing layer. The active material-containing layer includes an Na-containing niobium-titanium composite oxide having an orthorhombic crystal structure. The active material-containing layer satisfies I | 2018-09-27 |
20180277829 | POSITIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, GRAPHENE/POSITIVE ELECTRODE ACTIVE MATERIAL COMPOSITE PARTICLES, MANUFACTURING METHODS FOR SAME, AND POSITIVE ELECTRODE PASTE FOR LITHIUM ION SECONDARY BATTERY - An object of the present invention is to improve the electron conductivity and ion conductivity of the surface of a positive electrode active material to provide a lithium ion battery having high capacity and high output. The present invention relates to a positive electrode for a lithium ion secondary battery, including a mixture layer containing a positive electrode active material for a lithium ion secondary battery and graphene, wherein the mixture layer has a percentage of abundance of silicon composing a siloxane bond in total elements of 0.4 atomic % or more as measured by X-ray photoelectron spectroscopy. | 2018-09-27 |
20180277830 | HIGH ENERGY/POWER DENSITY, LONG CYCLE LIFE, SAFE LITHIUM-ION BATTERY CAPABLE OF LONG-TERM DEEP DISCHARGE/STORAGE NEAR ZERO VOLT AND METHOD OF MAKING AND USING THE SAME - A high energy/power density, long cycle life and safe lithium ion cell capable of long-term deep discharge/storage near zero-volt is described. The cell utilizes a near zero-volt storage capable anode, such as a spinel Li | 2018-09-27 |
20180277831 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND PRODUCTION METHOD THEREOF - There is provided a nonaqueous electrolyte secondary battery in which lithium deposition on the surface of a negative electrode is suppressed. The nonaqueous electrolyte secondary battery includes a positive electrode, a negative electrode having a negative electrode active material mixture layer containing a negative electrode active material, and a nonaqueous electrolyte. The negative electrode active material contains coated graphite particles having surfaces coated with a coating layer which contains first amorphous carbon and second amorphous carbon. The negative electrode active material mixture layer contains the coated graphite particles and third amorphous carbon as a conductive agent. The nonaqueous electrolyte contains a difluorophosphate salt and a lithium salt having an oxalate complex as an anion. | 2018-09-27 |
20180277832 | METHOD OF MANUFACTURING NEGATIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD OF MANUFACTURING NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A method of manufacturing a negative electrode for a non-aqueous electrolyte secondary battery includes the following. A negative electrode composite material layer including a planar region and a side-surface region is formed. An application material is prepared by mixing heat-resistant particles, thermoplastic resin particles, and a solvent. A planar coating film is formed by applying the application material to the planar region and a side-surface coating film is formed by applying the application material to the side-surface region. At least some of the thermoplastic resin particles are molten into a melt by heating the planar coating film at a temperature not lower than a melting point of the thermoplastic resin particles. A negative electrode is manufactured by drying the planar coating film containing the melt and the side-surface coating film containing the thermoplastic resin particles at a temperature lower than the melting point of the thermoplastic resin particles. | 2018-09-27 |
20180277833 | LITHIUM SULFIDE ELECTRODE AND METHOD - A lithium-sulfide-carbon composite and methods are shown. In one example, the lithium-sulfide-carbon composites are used as an electrode in a battery, such as a lithium ion battery. | 2018-09-27 |
20180277834 | ACTIVE MATERIAL, ELECTRODE, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND VEHICLE - According to one embodiment, an active material including a titanium-containing composite oxide phase and a carboxyl group-containing carbon coating layer is provided. The titanium-containing composite oxide phase includes a crystal structure belonging to a space group Cmca and/or a space group Fmmm. The carbon coating layer covers at least a part of the titanium-containing composite oxide phase. | 2018-09-27 |
20180277835 | ELECTRODE, SECONDARY BATTERY, BATTERY PACK, AND VEHICLE - According to one embodiment, an electrode including active material particles is provided. The active material particles contain monoclinic niobium-titanium composite oxide particles and an amorphous carbon body. The amorphous carbon body covers at least a part of surfaces of the monoclinic niobium-titanium composite oxide particles. A ratio S2/S1 of a carbon atom concentration S2 to a niobium atom concentration S1 at a surface of the electrode, according to X-ray photoelectron spectroscopy, is from 5 to 100. | 2018-09-27 |
20180277836 | ELECTRODE FOR HIGH-CURRENT-DENSITY OPERATION - Disclosed is an electrode for high-current-density operation. The electrode includes a substrate | 2018-09-27 |
20180277837 | ELECTRODE ADDITIVE AND AN ELECTRODE COMPRISING SAID ELECTRODE ADDITIVE - An electrode additive comprising an electrochemically active material in a form of one-dimensional molecular chain is disclosed wherein the electrochemically active material is contained inside a nanotube-formed conductive shell material. An electrode comprising said electrode additive, and the uses of said electrode additive and said electrode are also disclosed. | 2018-09-27 |
20180277838 | ELECTRODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME, ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, AND LITHIUM-ION SECONDARY BATTERY - An electrode material includes an inorganic particle and a carbonaceous film coating a surface of the inorganic particle, in which an amount of carbon is 0.8 to 2.5% by mass, and volume of micropores in a micropore diameter range of 2 to 200 nm is 3×10 | 2018-09-27 |
20180277839 | MODIFIED SUPER-HYDROPHOBIC MATERIAL-COATED HIGH-NICKEL CATHODE MATERIAL FOR LITHIUM ION BATTERY AND PREPARATION METHOD THEREFOR - A modified super-hydrophobic material-coated high-nickel cathode material for a lithium ion battery and a preparation method therefor. The surface of the high-nickel cathode material for a lithium ion battery is coated with a modified super-hydrophobic material, and particles are bridged with each other by the modified super-hydrophobic material. The modified super-hydrophobic material is obtained by depositing a nano material on the surface of a super-hydrophobic material. By the surface modification of the super-hydrophobic material, the hydrophobic and electrolyte-philic properties and the conductivity of the super-hydrophobic material are improved. Next the modified super-hydrophobic material is coated on the surface of the particles of the high-nickel cathode material for a lithium ion battery and between the particles, in the form of a three dimensional network. Thus the surface hydrophobic conductive treatment of the high-nickel cathode material is effectively realized; reducing the reaction of environmental water with surface free lithium and side reactions of trace water and an electrolyte, and improving the safety, cycle and storage performance of the high-nickel cathode material for a lithium ion battery in batteries. | 2018-09-27 |
20180277840 | NANOMETRIC ANATASE LATTICE STABILISED BY CATION VACANCIES, METHODS FOR THE PRODUCTION THEREOF, AND USES OF SAME - The present application describes a process for the preparation of titanium-based compounds having an anatase type structure with cationic vacancies arising from a partial substitution of oxygen atoms by fluorine atoms and hydroxyl groups. Electrochemically active materials comprising the titanium-based compounds for use in lithium-ion battery electrodes are also described. | 2018-09-27 |
20180277841 | ACTIVE MATERIAL, ELECTRODE, SECONDARY BATTERY, BATTERY PACK, AND VEHICLE - According to one embodiment, an active material including a composite oxide is provided. The composite oxide has a monoclinic crystal structure and is represented by the general formula Li | 2018-09-27 |
20180277842 | ACTIVE MATERIAL, ELECTRODE, SECONDARY BATTERY, BATTERY PACK, AND VEHICLE - According to one embodiment, there is provided an active material including particles of a composite oxide having an orthorhombic crystal structure and represented by the general formula Li | 2018-09-27 |
20180277843 | ELECTRODE COMPOSITE, SECONDARY BATTERY, BATTERY PACK AND VEHICLE - According to one embodiment, an electrode composite is provided. The electrode composite includes a negative electrode active material-containing layer and an insulating particle layer. The negative electrode active material-containing layer includes negative electrode active material secondary particles having an average secondary particle size of from 1 μm to 30 μm. The insulating particle layer is provided on the negative electrode active material-containing layer. The insulating particle layer includes a first surface and a second surface opposed to the first surface. The first surface is in contact with the negative electrode active material-containing layer. The second surface has a surface roughness of 0.1 μm or less. | 2018-09-27 |
20180277844 | Production of a Spinel Material - A process for producing a lithium-manganese-oxide spinel material includes producing a raw lithium-manganese-oxide (‘LMO’) material by means of combustion synthesis; optionally, subjecting the raw LMO material to microwave treatment, to obtain a treated material; annealing the raw LMO material or the treated material, to obtain an annealed material; and optionally, subjecting the annealed material to microwave treatment. At least one of the microwave treatments must take place. | 2018-09-27 |
20180277845 | CATHODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY, CATHODE FOR LITHIUM-ION SECONDARY BATTERY, AND LITHIUM-ION SECONDARY BATTERY - A cathode material for a lithium-ion secondary battery of the present invention is active material particles including central particles represented by General Formula Li | 2018-09-27 |
20180277846 | CATHODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF, CATHODE FOR LITHIUM-ION SECONDARY BATTERY, AND LITHIUM-ION SECONDARY BATTERY - A cathode material for a lithium-ion secondary battery of the present invention includes active material secondary particles formed by aggregating central particles including primary particles of a cathode active material represented by General Formula Li | 2018-09-27 |
20180277847 | COMPOSITIONS AND METHODS FOR PASSIVATION OF ELECTRODE BINDERS - Passivation methods and compositions for electrode binders are disclosed. A coated binder particle for use in an electrode film of an energy storage device is provided. The coated binder particle can comprise a coating over the surface of a binder particle, wherein the coating provides ionic insulation to the binder particle. In some embodiments, the coating covers the entire surface of the binder particle. In still further embodiments, a coated binder particle in an energy storage device blocks ionic contact between the binder and an electrolyte. | 2018-09-27 |
20180277848 | CONDUCTIVE MATERIAL PASTE COMPOSITION FOR SECONDARY BATTERY ELECTRODE, SLURRY COMPOSITION FOR SECONDARY BATTERY ELECTRODE, UNDERCOATING LAYER-EQUIPPED CURRENT COLLECTOR FOR SECONDARY BATTERY ELECTRODE, ELECTRODE FOR SECONDARY BATTERY, AND SECONDARY BATTERY - Provided is a slurry composition for a secondary battery electrode that has excellent fibrous carbon nanomaterial dispersibility and is capable of forming an electrode mixed material layer having excellent close adherence to a current collector. The slurry composition is obtained using a conductive material paste composition for a secondary battery electrode that contains a fibrous carbon nanomaterial, a binder, and a solvent. The binder includes a first copolymer that includes an alkylene structural unit and a nitrile group-containing monomer unit and has a weight average molecular weight of at least 170,000 and less than 1,500,000. | 2018-09-27 |
20180277849 | METHOD OF MAKING ANODE COMPONENT BY ATMOSPHERIC PLASMA DEPOSITION, ANODE COMPONENT, AND LITHIUM-ION CELL AND BATTERY CONTAINING THE COMPONENT - An anode component for a lithium-ion cell is formed using an atmospheric plasma deposition. The anode component has an anode material layer comprising high lithium-intercalating capacity silicon particles as active anode material in pores of a bonded layer of metal particles. The atmospheric plasma deposition process deposits metal particles and smaller silicon-containing particles concurrently or sequentially on an anode current collector substrate or polymeric separator substrate for the lithium-ion cell. The anode material layer may optionally be lithiated in the atmospheric plasma deposition process. The plasma deposition process is used to form a porous electrode layer on the substrate consisting essentially of a porous metal matrix containing smaller particles of the electrode material particles supported and carried in the pores of the matrix. When the anode component is assembled into a cell, remaining pore capacity is filled with a lithium-ion containing liquid electrolyte solution. | 2018-09-27 |
20180277850 | ELECTRODE EDGE PROTECTION IN ELECTROCHEMICAL CELLS - Methods and apparatuses for protecting the edge of electrodes and other layers in electrochemical cells are generally described. | 2018-09-27 |
20180277851 | LITHIUM SECONDARY BATTERY - Provided is a lithium secondary battery including a positive electrode, a negative electrode, and an electrolyte interposed between the positive electrode and the negative electrode, wherein a passivation layer is on at least one portion of a surface of the negative electrode after one or more cycles of charging and discharging of the lithium secondary battery, and the passivation layer includes a particulate passivation layer and a film-like passivation layer. | 2018-09-27 |
20180277852 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - An object is to provide a nonaqueous electrolyte secondary battery that has an SEI coating with a special structure and has excellent battery characteristics. As an electrolytic solution of the nonaqueous electrolyte secondary battery, an electrolytic solution containing: a salt whose cation is an alkali metal, an alkaline earth metal, or aluminum and whose cation is an alkali metal, an alkaline earth metal, or aluminum; and an organic solvent having a heteroelement is used, wherein, Is>Io is satisfied, and an S,O-containing coating having an S═O structure is formed on the surface of a positive electrode and/or a negative electrode. Alternatively, the above described electrolytic solution is used, and, as a binding agent for negative electrodes, a binding agent formed of a polymer having a hydrophilic group is used. | 2018-09-27 |
20180277853 | Battery With Active Materials Stored On Or In Carbon Nanosheets - An energy storage device including an anode, a cathode, at least one of the anode and the cathode including a carbon nanosheet having an active material, such as selenium, in and/or on the carbon nanosheet, and an electrolyte. A carbon material including a carbon nanosheet derived from a biological precursor, such as nanocrystalline cellulose, including a plurality of micropores and an active material impregnated into at least a portion of the micropores of the carbon nanosheet. | 2018-09-27 |
20180277854 | ELECTRODE MANUFACTURING METHOD AND APPARATUS - A length L between the markings | 2018-09-27 |
20180277855 | FUEL CELL - A solid oxide fuel cell is disclosed herein. The fuel cell includes a silicon substrate, an electrolyte film laminated on the silicon substrate, and a gas flow path formed inside the silicon substrate. The electrolyte film is opposed to the gas flow path via an electrode film. A portion of a side wall of the gas flow path has a fillet shape, and the portion is close to the electrolyte film. | 2018-09-27 |
20180277856 | CATALYST PARTICLE, AND ELECTRODE CATALYST, ELECTROLYTE MEMBRANE-ELECTRODE ASSEMBLY, AND FUEL CELL USING THE SAME - An object is to provide a catalyst particle that can exhibit high activity. The catalyst particle is an alloy particle formed of platinum atom and a non-platinum metal atom, wherein (i) the alloy particle has an L1 | 2018-09-27 |
20180277857 | METHOD OF MANUFACTURING A SPONGY NICKEL CATALYST AND SPONGY NICKEL CATALYST MADE THEREBY - A method includes of manufacturing a nickel alloy includes providing nickel alloy components in powdered form and in a selected ratio and melting the nickel alloy components using an electron beam, using selected parameters, to generate a spongy metal catalyst precursor alloy material. | 2018-09-27 |
20180277858 | BIPOLAR PLATE, CELL FRAME, CELL STACK, AND REDOX FLOW BATTERY - A bipolar plate for a battery has two surfaces on which a positive electrode and a negative electrode are to be disposed respectively. At least one of the surfaces of the bipolar plate is provided with a plurality of groove sections through which an electrolyte flows and a ridge section located between the groove sections that are adjacent to each other. The groove sections include an introduction groove section and a discharge groove section that are not in communication with each other. The ridge section includes an uneven portion configured to suppress sliding of the positive electrode or the negative electrode in a direction in which the adjacent groove sections are arranged in parallel. The uneven portion includes a rough surface provided on at least a part of a surface of the ridge section and having an arithmetical mean roughness Ra of 0.1 μm to 10 μm inclusive. | 2018-09-27 |
20180277859 | REDOX FLOW BATTERY - A redox flow battery includes an electrode, a cell frame including a frame body and a bipolar plate and having a fitting recess in which the electrode is fitted, and a membrane disposed so as to sandwich the electrode between the bipolar plate and the membrane. In the redox flow battery, a gap between, among outer peripheral edge surfaces of the electrode, a side edge surface parallel to a direction in which an electrolyte flows and an inner wall surface of the fitting recess, the inner wall surface facing the side edge surface, is 0.1 mm or more and 12 mm or less. | 2018-09-27 |
20180277860 | HIGH POWER FUEL CELL SYSTEM - A power generator and method include passing ambient air via an ambient air path past a cathode side of the fuel cell to a water exchanger, picking up water from the cathode side of the fuel cell and exhausting air and nitrogen to ambient, passing hydrogen via a recirculating hydrogen path past an anode side the fuel cell to the water exchanger, where the water exchanger transfers water from the ambient air path comprising a cathode stream to the recirculating hydrogen path comprising an anode stream, and passing the water to a hydrogen generator to add hydrogen to the recirculating hydrogen path and passing the hydrogen via the recirculating hydrogen path past the anode side of the fuel cell. | 2018-09-27 |
20180277861 | COMMON FLOW FIELD TYPE FUEL CELL SEPARATOR, FUEL CELL SEPARATOR ASSEMBLY, AND FUEL CELL STACK - Disclosed herein are a common flow field type fuel cell separator, a fuel cell separator assembly, and a fuel cell stack, including a flow field connected to a manifold in which an inlet and an outlet for each of hydrogen, air, and cooling water are formed, and configured such that flows of the hydrogen, the air, and the cooling water are free from interfering with each other. | 2018-09-27 |
20180277862 | EXHAUST PROCESSING UNIT - A fuel cell exhaust processing unit for consuming fuel in the exhaust flow of a main fuel cell module comprising a fuel cell assembly configured to receive the exhaust flow from an anode flow path of the main fuel cell module, the fuel cell assembly electrically connected and configured to consume fuel remaining in the exhaust flow from the main fuel cell module to a predetermined level before the exhaust flow exits the unit. | 2018-09-27 |
20180277863 | FUEL CELL SYSTEM AND REMAINING WATER PURGING CONTROL METHOD - A fuel cell system comprises a fuel cell; a reactive gas supply mechanism configured to supply a reactive gas to the fuel cell; a discharge flow path configured to discharge an off-gas and water discharged from the fuel cell; a valve provided in the discharge flow path; a remaining water purging controller configured to control a remaining water purging process of the fuel cell by using the reactive gas supply mechanism and the valve; a heating portion configured to heat the valve; and a failure detector configured to detect a failure of the heating portion. When a failure of the heating portion is detected, the remaining water purging controller performs the remaining water purging process and increases a water discharge power in the remaining water purging process than a water discharge power in the remaining water purging process performed when no failure of the heating portion is detected. | 2018-09-27 |
20180277864 | HIGH PERFORMANCE FLOW BATTERY - High performance flow batteries, based on alkaline zinc/ferro-ferricyanide rechargeable (“ZnFe”) and similar flow batteries, may include one or more of the following improvements. First, the battery design has a cell stack comprising a low resistance positive electrode in at least one positive half cell and a low resistance negative electrode in at least one negative half cell, where the positive electrode and negative electrode resistances are selected for uniform high current density across a region of the cell stack. Second, a flow of electrolyte, such as zinc species in the ZnFe battery, with a high level of mixing through at least one negative half cell in a Zn deposition region proximate a deposition surface where the electrolyte close to the deposition surface has sufficiently high zinc concentration for deposition rates on the deposition surface that sustain the uniform high current density. | 2018-09-27 |
20180277865 | FUEL CELL SYSTEM AND CONTROLLING METHOD OF THEM - a fuel cell system comprises a solid oxide fuel cell which generates a power by receiving a supply of an anode gas and a cathode gas, the system further comprising: a fuel tank to store a liquid fuel which is to become the anode gas, an anode gas supply path connecting the fuel tank and an anode electrode of the fuel cell, an exhaust gas burner to burn an anode off-gas and a cathode off-gas, both gases been discharged from the fuel cell, a collector which is communicated to the fuel tank and collects the fuel which is vaporized in the fuel tank, and a fuel supply path which connects the collector with the exhaust gas burner. When the fuel cell system is stopped, the fuel collected by the collector is supplied to the exhaust gas burner via the fuel supply path. | 2018-09-27 |
20180277866 | Method for Repairing a Fuel Cell Stack - A method for repairing a fuel cell stack having a plurality of individual cells involves the steps of: a) identifying at least one degraded individual cell in the fuel cell stack; and b) deactivating the at least one degraded individual cell. | 2018-09-27 |
20180277867 | TIME-CONTROLLED CARTRIDGE HEATER FOR FUEL CELL KNOCK OUT DRAIN - A vehicle is powered by a fuel cell system. The fuel cell system includes a water separator with a reservoir for accumulating water from the fuel cell system. A drain valve is coupled to a drain channel defined by the reservoir and is configured to drain water from the reservoir when opened. A cartridge heater is positioned within the drain channel proximate the drain valve. A controller is configured to activate the cartridge heater for a duration that varies based on an ambient temperature. | 2018-09-27 |
20180277868 | CONCENTRATION MANAGEMENT IN FLOW BATTERY SYSTEMS USING AN ELECTROCHEMICAL BALANCING CELL - During operation of flow battery systems, the volume of one or more electrolyte solutions can change due to solvent loss processes. An electrochemical balancing cell can be used to combat volume variability. Methods for altering the volume of one or more electrolyte solutions can include: providing a first electrochemical balancing cell containing a membrane disposed between two half-cells, establishing fluid communication between a first aqueous electrolyte solution of a flow battery system and a first half-cell of the first electrochemical balancing cell, and applying a current to the first electrochemical balancing cell to change a concentration of one or more components in the first aqueous electrolyte solution. Applying the current causes water to migrate across the membrane, either to or from the first aqueous electrolyte solution, and a rate of water migration is a function of current. | 2018-09-27 |
20180277869 | FUEL CELL SYSTEM - A cathode gas cooling system provided with a heat exchanger having first internal channels into which cathode gas flows and second internal channels to which water discharged from a fuel cell is supplied and cooling cathode gas flowing through the first internal channels by latent heat of vaporization of water flowing through the second internal channels. The first internal channels and second internal channel are are respectively made independent channels inside the heat exchanger so that steam produced inside the second internal channels by heat exchange with cathode gas flowing through the first internal channels does not flow into the first internal channels. | 2018-09-27 |
20180277870 | FUEL CELL UNIT - A fuel cell unit including a fuel cell stack, boost converter, and relay for switching on and off electric power output from the fuel cell stack housed in one case, and capable of avoiding damage from excessive heat generation of the relay as well as suppressing an excessive increase in the ambient temperature inside the case. In the fuel cell unit, a first cooling pipe that delivers refrigerant for cooling to a switching element that forms the boost converter and is provided in an electric power converter IPM and a second cooling pipe that delivers the refrigerant after cooling are provided inside the case. The relay for switching on and off the electric power output from the fuel cell stack is disposed closer to the cooling pipes than to the switching element in the electric power converter IPM. Heat generation of the relay is suppressed by the refrigerant flowing through the cooling pipes and also the relay is not significantly affected by the heat generation of the switching element. | 2018-09-27 |
20180277871 | MEMBRANE ELECTRODE ASSEMBLY, ELECTROCHEMICAL CELL, STACK, FUEL CELL, AND VEHICLE - A membrane electrode assembly of an embodiment includes: a first electrode having a first base, and a first catalyst layer provided on the first base, the first catalyst layer including a plurality of first catalyst units with a laminated structure, and the laminated structure including void layers; and an electrolyte membrane being in direct contact with both first surfaces of the first catalyst units facing each other among the first catalyst units , and second surfaces of the first catalyst units on the opposite side from the first base side. A portion is included where the electrolyte membrane exists over a region being at least 80% of a thickness of the first catalyst layer from the second surfaces of the first catalyst units toward the first base. | 2018-09-27 |
20180277872 | PROCESS FOR SEPARATING ELECTRODE FOR MEMBRANE-ELECTRODE ASSEMBLY OF FUEL CELL AND APPARATUS THEREFOR - Disclosed are a process for separating an electrode for membrane-electrode assemblies of fuel cells from the decal transfer film and an apparatus for separating the electrode. In particular, during the electrode separating process, only an electrode is separated from the decal transfer film on which the electrode is coated, without any damage, by a freezing method for freezing the specimen on the deionized water surface, and thus, wasting the expensive MEA is prevented. Thus, mechanical properties of the pristine electrode can be rapidly quantified in advance, and therefore, long term durability evaluation period during developing MEA having excellent durability is substantially reduced. | 2018-09-27 |
20180277873 | ION CONDUCTOR, METHOD FOR PREPARING SAME, AND ION-EXCHANGE MEMBRANE, MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL COMPRISING SAME - The present invention relates to an ion conductor, a method for producing the same, and an ion exchange membrane, a polymer electrolyte membrane and a fuel cell including the same. The ion conductor includes a repeat unit represented by the following Formula 1, and a repeat unit represented by the following Formula 2 or a repeat unit represented by the following Formula 5. Formulae 1, 2 and 3 are described as in the Detailed Description of the Invention. | 2018-09-27 |
20180277874 | SOLID OXIDE FUEL CELL - A solid oxide fuel cell includes an Si support substrate having a through hole, an electrolyte film formed on the surface of an Si support substrate and containing a solid oxide having oxygen ion conductivity, a first electrode formed on a surface of the electrolyte film (surface on the side opposite to the Si support substrate), and a second electrode formed at least on a surface exposed from the through hole in a rear face of the electrolyte film. The electrolyte film includes a porous layer including the solid oxide and containing pores inside, a first dense layer formed on a surface of the porous layer (surface on the side opposite to the Si support substrate), and a second dense layer formed at the interface between a rear face of the porous layer and the Si support substrate. | 2018-09-27 |
20180277875 | FLOW BATTERIES HAVING A PRESSURE-BALANCED ELECTROCHEMICAL CELL STACK AND ASSOCIATED METHODS - Electrolyte solution circulation rates in a flow battery can impact operating performance. Although adjusting the circulation rates can allow improved performance to be realized, it can be difficult to levelize circulation rates over multiple electrochemical cells of an electrochemical cell stack due to a non-uniform pressure drop that occurs at an outlet of each electrochemical cell. Accordingly, flow batteries capable of realizing improved operating performance can include: an electrochemical cell stack containing a plurality of electrochemical cells in electrical communication with one another; an inlet manifold containing an inflow channel fluidically connected to an inflow side of each of the electrochemical cells; an outlet manifold containing an outflow channel fluidically connected to an outflow side of each of the electrochemical cells; and an insert disposed in the outflow channel. The insert has a variable width along a length of the outflow channel. | 2018-09-27 |
20180277876 | ELECTROLYTE SOLUTION FOR REDOX FLOW BATTERY CONTAINING ORGANIC ACTIVE MATERIAL AND REDOX FLOW BATTERY USING THE SAME - This invention relates to an electrolyte solution for a redox flow battery containing an organic active material, in which an organic compound useful as a single active material for a cathode and an anode is dissolved in a water-soluble solvent, and to a redox flow battery using the same. The electrolyte solution of the invention is an aqueous electrolyte solution obtained by dissolving an active material in an aqueous solvent, and is thus very stable due to the low risk of fire or explosion. Furthermore, the organic compound is applied as a single active material to the cathode and the anode, and thus, when the capacity of the battery is decreased due to the permeation of the active material through the separator, the battery capacity can be restored through rebalancing. | 2018-09-27 |
20180277877 | END PLATE OF FUEL CELL STACK - An end plate of a fuel cell stack includes a metal plate body including a plurality of through holes and a resin cover that covers a wall surface defining each of the through holes. The cover includes a body, a flange projecting outward in a radial direction from an outer end of the body, an annular rim extending toward the inner side from an outer edge of the flange, and a coupling rib that couples an inner circumferential surface of the rim to an outer circumferential surface of the body. The plate body further includes an outer end surface including a recess. The recess is filled with the flange, the rim, and the coupling rib. | 2018-09-27 |
20180277878 | FUEL CELL STACK - A fuel cell stack includes multiple power generating units and a dummy unit, and respectively providing openings providing reactant-gas supply manifolds. Each power generating unit includes one or more first supply passages extending from the opening to a central region thereof. The dummy unit includes one or more second supply passages extending from the opening to a central region thereof, and a second supply passage port at the highest position in the vertical direction among the second supply passage ports where the second supply passages are connected to the opening is located at a lower position in the vertical direction than a first supply passage port at the highest position in the vertical direction among the first supply passage ports where the first supply passages are connected to the opening. | 2018-09-27 |
20180277879 | MANIFOLD AND METHOD FOR MANUFACTURING MANIFOLD - A manifold includes an end plate having a flat surface and a plastic layer. A hole for forming a flow path is opened in the flat surface. The plastic layer covers the flat surface and the inner surface of the hole. An inclined surface is formed on the inner circumferential surface of the open end of the hole that is located on the flat surface. The inclined surface has a straight cross section inclined relative to the center line of the hole. | 2018-09-27 |
20180277880 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A flat wound electrode assembly formed by winding a positive electrode plate and a negative electrode plate together with a separator interposed therebetween is used. The number of stacked layers of the positive electrode plate in the wound electrode assembly is 50 or more. The total thickness of the separator is 10% or less of the thickness of the wound electrode assembly in a thickness direction of the layers of the wound electrode assembly. A value obtained by dividing the local breaking elongation of the separator by the thickness of the separator is 0.16 or more. A value obtained by dividing the local breaking strength of the separator by the thickness of the separator is 2.77 or more. | 2018-09-27 |
20180277881 | SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, POWER STORAGE SYSTEM, ELECTRIC TOOL, ELECTRONIC DEVICE - A secondary battery includes a positive electrode, a negative electrode, and an electrolyte layer. The electrolyte layer includes an electrolytic solution, two or more copolymers each containing hexafluoropropylene as a component and each having a different copolymerization amount (wt %) of hexafluoropropylene, and a plurality of inorganic particles. | 2018-09-27 |
20180277882 | ELECTRODE STRUCTURE, SECONDARY BATTERY, BATTERY PACK, AND VEHICLE - According to one embodiment, an electrode structure is provided. The electrode structure includes a current collector, an active material layer provided on at least one surface of the current collector, and a separator layer provided on the active material layer. The separator layer includes a first region, and a second region which is adjacent to the first region and exists in the inside of the first region. An outline of a principal surface of the active material layer overlaps the first region of the separator layer, and a thickness of at least a part of the first region is thicker than a thickness of the second region. | 2018-09-27 |
20180277883 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A non-aqueous electrolyte secondary battery has a positive electrode plate including a positive electrode active material mixture layer which contains as a positive electrode active material, a lithium transition metal composite oxide containing nickel; a negative electrode plate; a non-aqueous electrolyte including a lithium salt containing fluorine. In this non-aqueous electrolyte secondary battery, on a part of the positive electrode active material located as a surface of the positive electrode active material mixture layer, a first layer formed from nickel oxide and a second layer formed from nickel phosphate are provided in this order, the first layer has a thickness of 3 to 200 nm, and the second layer has a thickness of 1 to 50 nm. | 2018-09-27 |
20180277884 | Multivalent Metal Ion Battery Having a Cathode Layer of Protected Graphitic Carbon and Manufacturing Method - Provided is a multivalent metal-ion battery comprising an anode, a cathode, and an electrolyte in ionic contact with the anode and the cathode to support reversible deposition and dissolution of a multivalent metal, selected from Ni, Zn, Be, Mg, Ca, Ba, La, Ti, Ta, Zr, Nb, Mn, V, Co, Fe, Cd, Cr, Ga, In, or a combination thereof, at the anode, wherein the anode contains the multivalent metal or its alloy as an anode active material and the cathode comprises a cathode active layer of graphitic carbon particles or fibers that are coated with a protective material. Such a metal-ion battery delivers a high energy density, high power density, and long cycle life. | 2018-09-27 |
20180277885 | SECONDARY BATTERY, BATTERY PACK, AND VEHICLE - According to one embodiment, a secondary battery includes a positive electrode, a negative electrode, a separator, a first electrolyte and a second electrolyte. The separator is arranged at least between the positive electrode and the negative electrode. The first electrolyte is contained at least in the positive electrode. The first electrolyte includes a lithium salt and an aqueous solvent. The second electrolyte is contained at least in the negative electrode. The second electrolyte includes a bis(fluorosulfonyl)imide salt and an aqueous solvent. | 2018-09-27 |
20180277886 | SECONDARY BATTERY-USE ELECTROLYTIC SOLUTION, SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC APPARATUS - A secondary battery includes a cathode, an anode, and an electrolytic solution including a cyano compound. | 2018-09-27 |
20180277887 | ELECTRODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND LITHIUM-ION SECONDARY BATTERY - An electrode material for a lithium-ion secondary battery includes an electrode active material made of a transition metal lithium phosphate compound having an olivine structure and a carbonaceous film coating the electrode active material, the specific surface area of the electrode active material is 10 m | 2018-09-27 |
20180277888 | ELECTRODES FOR METAL ION BATTERIES AND RELATED MATERIALS, BATTERIES AND METHODS - A substrate-free, self-supporting and/or binder-free silicon material, as well as related articles, systems and methods are disclosed. The silicon material can have a relatively large empty volume, and/or a relatively low density. Exemplary articles include battery electrodes, such as rechargeable metal ion battery electrodes. Exemplary systems include batteries, such as rechargeable metal ion batteries. | 2018-09-27 |
20180277889 | SOLID STATE BATTERY - A method of forming a solid state battery is disclosed. In a moisture-free inert atmosphere, the method includes combining unreacted solid electrolyte precursors to form a green sheet, stacking the green sheet in between porous electrodes to form a solid state battery, and heating the battery to a melting point temperature of the precursors such that the precursors form a liquid phase penetrating pores in the electrodes to form ion conducting channels in the battery. | 2018-09-27 |
20180277890 | SOLID ELECTROLYTE FOR ALL-SOLID-STATE LITHIUM ION SECONDARY BATTERY, ALL-SOLID-STATE LITHIUM ION SECONDARY BATTERY USING THE SAME, AND METHOD FOR PRODUCING SOLID ELECTROLYTE FOR ALL-SOLID-STATE LITHIUM ION SECONDARY BATTERY - A solid electrolyte for all-solid-state lithium-ion secondary batteries, which is a sintered body having Li-La-Zr garnet phases having a garnet-type crystal structure, which is Li | 2018-09-27 |
20180277891 | SOLID ELECTROLYTE COMPOSITION, BINDER PARTICLES, SHEET FOR ALL-SOLID STATE SECONDARY BATTERY, ELECTRODE SHEET FOR ALL-SOLID STATE SECONDARY BATTERY, ALL-SOLID STATE SECONDARY BATTERY, AND METHODS FOR MANUFACTURING SAME - Provided are binder particles which have an average particle diameter of 10 to 50,000 nm and encompass an ion-conductive substance, a solid electrolyte composition including the binder particles, an inorganic solid electrolyte having conductivity for ions of metal elements belonging to Group I or II of the periodic table, and a dispersion medium, a sheet for an all-solid state secondary battery, an electrode sheet for an all-solid state secondary battery, and an all-solid state secondary battery for which the same solid electrolyte composition is used, and methods for manufacturing the same. | 2018-09-27 |
20180277892 | SOLID ELECTROLYTE COMPOSITION, SHEET FOR ALL-SOLID STATE SECONDARY BATTERY, ELECTRODE SHEET FOR ALL-SOLID STATE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME, ALL-SOLID STATE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME - Provided are a solid electrolyte composition including an inorganic solid electrolyte, binder particles which include a polymer having an SP value of 10.5 cal | 2018-09-27 |
20180277893 | LITHIUM-ION CONDUCTIVE GARNET AND METHOD OF MAKING MEMBRANES THEREOF - A gallium doped garnet composition of the formula: | 2018-09-27 |
20180277894 | Lithium Secondary Battery Containing Non-flammable Electrolyte and Manufacturing Method - A rechargeable lithium cell comprising a cathode, an anode, a non-flammable electrolyte, wherein the electrolyte contains a lithium salt dissolved in a liquid solvent having a lithium salt concentration from 0.01 M to 10 M so that the electrolyte exhibits a vapor pressure less than 0.01 kPa when measured at 20° C., a vapor pressure less than 60% of the vapor pressure of the liquid solvent alone, a flash point at least 20 degrees Celsius higher than a flash point of the liquid solvent alone, a flash point higher than 200° C., or no flash point, wherein the liquid solvent contains a cooking oil selected from palm oil, palm olein, coconut oil, corn oil, soybean oil, cottonseed oil, peanut oil, sunflower oil, canola oil, rice bran oil, olive oil, sesame oil, safflower oil, avocado oil, flaxseed oil, grapeseed oil, walnut oil, almond oil, lard, or a combination thereof. | 2018-09-27 |
20180277895 | POLAR POLYSILOXANE ELECTROLYTES FOR LITHIUM BATTERIES - Synthesis and electrochemical properties of a new class of polymer electrolytes based on polar polysiloxane polymerrs is described. Unlike ethylene oxide-based polymers, these materials are oxidatively stable up to at least 4.2 V, the operating voltage of high energy cells that use cathode materials such as lithium nickel cobalt aluminum oxide (NCA) and lithium nickel cobalt manganese oxide (NCM). Use of these polymers electrolytes as an alternative to PEO in solid-state lithium batteries is described. | 2018-09-27 |
20180277896 | COMPOSITE ELECTROLYTE, SECONDARY BATTERY, BATTERY PACK, AND VEHICLE - According to one embodiment, a composite electrolyte is provided. The composite electrolyte includes inorganic compound particles having lithium ion conductivity at 25° C. of 1×10 | 2018-09-27 |
20180277897 | SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC APPARATUS - A secondary battery includes a positive electrode, a negative electrode, and an electrolyte layer. The electrolyte layer includes an electrolytic solution, a polymer compound, and a plurality of inorganic particles. The polymer compound includes a copolymer including vinylidene fluoride and hexafluoropropylene, and a ratio W2/W1 of a weight W2 of the electrolytic solution to a weight W1 of the polymer compound is from 2.5 to 50. | 2018-09-27 |
20180277898 | Fluorinated Acrylates as Additives for Li-Ion Battery Electrolytes - A compound of formula (I) | 2018-09-27 |
20180277899 | SECONDARY BATTERY, BATTERY PACK, AND VEHICLE - According to one embodiment, a secondary battery including a positive electrode, a negative electrode, a separator, a first electrolyte, and a second electrolyte is provided. The separator is provided at least between the positive electrode and the negative electrode. The separator includes an alkali metal ion conductive solid electrolyte. The first electrolyte is contained in at least the positive electrode. The first electrolyte includes a first alkali metal salt and a first aqueous solvent. The second electrolyte is contained in at least the negative electrode. The second electrolyte includes a second alkali metal salt and a second aqueous solvent. | 2018-09-27 |
20180277900 | NON-AQUEOUS ELECTROLYTIC SOLUTION FOR LITHIUM SECONDARY BATTERY OR LITHIUM ION CAPACITOR, AND LITHIUM SECONDARY BATTERY OR LITHIUM ION CAPACITOR USING THE SAME - The present invention provides a non-aqueous electrolytic solution for a lithium secondary battery or a lithium ion capacitor, wherein the non-aqueous electrolytic solution includes a lithium salt as dissolved in a non-aqueous solvent in a concentration of 0.8 to 1.5 M (mol/L), the non-aqueous solvent includes, in relation to the whole of the non-aqueous solvent, 5 to 25% by volume of ethylene carbonate, 5 to 25% by volume of propylene carbonate, 20 to 30% by volume of dimethyl carbonate, 20 to 40% by volume of methyl ethyl carbonate, and 10 to 20% by volume of a fluorinated chain ester; the total content of ethylene carbonate and propylene carbonate in the non-aqueous solvent is 20 to 30% by volume, the total content of dimethyl carbonate and the fluorinated chain ester in the non-aqueous solvent is 30 to 40% by volume; and the flash point of the non-aqueous electrolytic solution is 20° C. or higher, and the present invention also provides an energy storage device. | 2018-09-27 |
20180277901 | MATERIAL FOR ELECTRODE, ELECTRODE SHEET FOR ALL-SOLID STATE SECONDARY BATTERY, ALL-SOLID STATE SECONDARY BATTERY, AND METHODS FOR MANUFACTURING ELECTRODE SHEET FOR ALL-SOLID STATE SECONDARY BATTERY AND ALL-SOLID STATE SECONDARY BATTERY - Provided are a material for an electrode including an active material, a sulfide-based inorganic solid electrolyte having conductivity for ions of metal elements belonging to Group I or II of the periodic table, and an auxiliary conductive agent having at least one metal atom belonging to Group XII, XIII, or XIV of the periodic table, in which a specific surface area of the auxiliary conductive agent is 1 to 500 m | 2018-09-27 |
20180277902 | SECONDARY BATTERY - The present invention provides a secondary battery, comprising a winding bare electrode assembly, a battery pouch and a sealing strip. The winding bare electrode assembly comprises an separator and a tab. The sealing strip encloses a part of the tab of the winding bare electrode assembly, is used for hermetically extending the tab of the winding bare electrode assembly out from the battery pouch of the secondary battery, and is provided with a package portion located in a package area of the battery pouch of the secondary battery, and an extension portion disposed in the battery pouch. Wherein a first width of the package portion in the width direction is greater than a second width of the tab, a third width of the extension portion in the width direction is not less than the second width of the tab, and is less than the first width of the package portion, the outer side edge of the extension portion in the width direction is separated from the separator in the width direction, and the lower side edge of the package portion in the length direction is separated from the upper side edge of the separator in the length direction. | 2018-09-27 |
20180277903 | Aqueous and Hybrid Electrolytes With Wide Electrochemical Stability Windows - The present invention is directed to aqueous and hybrid aqueous electrolytes that comprise a lithium salt. The present invention is also directed to methods of making the electrolytes and methods of using the electrolytes in batteries and other electrochemical technologies. | 2018-09-27 |
20180277904 | SECONDARY BATTERY, BATTERY PACK, AND VEHICLE - 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. | 2018-09-27 |
20180277905 | ELECTRODE CONSTRUCT, ELECTRODE, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND VEHICLE - According to one embodiment, there is provided an electrode construct including an active material-containing layer and a sodium ion-blocking layer. The active material-containing layer contains a sodium-containing titanium composite oxide having a crystal structure belonging to a space group Cmca or a space group Fmmm. The sodium ion-blocking layer is disposed on a surface of the active material-containing layer. The sodium ion-blocking layer contains a material impermeable to sodium ions. | 2018-09-27 |
20180277906 | SECONDARY BATTERY, BATTERY PACK, AND VEHICLE - In one embodiment, a secondary battery includes two or more electrode groups. The negative electrode tabs of one of the electrode groups and the positive electrode tabs of the other electrode group are arranged in rows. One of the positive electrode tabs of one of the electrode groups and the negative electrode tabs of the other electrode group is disposed at the other end in the second direction. The other is disposed at one end in the second direction at a position different from those of the negative electrode tabs of one of the electrode groups and the positive electrode tabs of the other electrode group that are connected in series. | 2018-09-27 |
20180277907 | ELECTRODE GROUP, SECONDARY BATTERY, BATTERY PACK AND VEHICLE - According to one embodiment, an electrode group is provided. The electrode group includes a positive electrode, a negative electrode, and a solid electrolyte layer provided between the positive electrode and the negative electrode and including a first portion including first solid electrolyte particles in contact with the positive electrode, a second portion including second solid electrolyte particles in contact with the negative electrode, and a third portion provided between the first and second portions and including third solid electrolyte particles. As for the average particle size, that of the third solid electrolyte particles is larger than that of the first solid electrolyte particles and that of the second solid electrolyte particles. | 2018-09-27 |
20180277908 | SECONDARY BATTERY, BATTERY PACK, AND VEHICLE - According to one embodiment, there is provided a secondary battery including a negative electrode active material-containing layer, a positive electrode active material-containing layer, and an electrical insulation layer. The electrical insulation layer is provided between the negative electrode active material-containing layer and the positive electrode active material-containing layer and contains electrically insulating particles. The particle size distribution of the electrically insulating particles includes at least two peaks. | 2018-09-27 |
20180277909 | COMPOSITE ELECTROLYTE, SECONDARY BATTERY, BATTERY PACK AND VEHICLE - According to an embodiment, a composite electrolyte is provided. The composite electrolyte includes an inorganic solid particle mixture and a nonaqueous electrolyte which includes Li. The inorganic solid particle mixture includes first inorganic solid particles having a first Li-ion conductivity at 25° C. and second inorganic solid particles having a second Li-ion conductivity at 25° C. being lower than that of the first inorganic solid particles. A ratio of a weight of the nonaqueous electrolyte to a weight of the composite electrolyte is from 0.1% to 25%. The inorganic solid particle mixture satisfies 10≤d90/d10≤500. | 2018-09-27 |
20180277910 | THERMAL INTERFACE COMPOSITE MATERIAL AND METHOD - A composite thermal interface material and methods are shown. Devices such as lithium ion batteries incorporating composite thermal interface materials show significant improvement in cooling performance. In one example, composite thermal interface materials shown provide cooling through both a phase change mechanism, and a heat conducting mechanism which directs heat away from the device to be cooled, such as electrochemical cells in a battery, to an external housing and/or a coupled heat exchange device such as radiating fins. | 2018-09-27 |
20180277911 | VEHICLE AND NON-CONTACT POWER FEEDING APPARATUS - A vehicle includes a secondary battery, a power receiver, a charger, a heat generator, and a battery temperature raising unit. The power receiver receives an electromagnetic wave to generate electric power. The charger charges the secondary battery by using the electric power generated by the power receiver. The heat generator receives the electromagnetic wave to generate heat. The battery temperature raising unit raises temperature of the secondary battery by using the heat generator as a heat source. A part of a heat generation band, which is a frequency band of the electromagnetic wave in which the heat generator has an increased heat generation efficiency, does not overlap a power generation band, which is a frequency band of the electromagnetic wave in which the power receiver has an increased power generation efficiency, and a part of the power generation band does not overlap the heat generation band. | 2018-09-27 |
20180277912 | POWER STORAGE UNIT AND SOLAR POWER GENERATION UNIT - Disclosed is a power storage unit which can safely operate over a wide temperature range. The power storage unit in a power storage device; a heater for heating the power storage device; a temperature sensor for sensing the to of the power storage device; and a control circuit configured to in charge of the power storage device when its temperature is lower than a first temperature or higher than a second temperature. The first temperature is exemplified by a temperature which allows the formation of a dendrite over a negative electrode of the power storage device, whereas the second temperature is exemplified by a temperature which causes decomposition of a passivating film formed over a surface of a negative electrode active material. | 2018-09-27 |
20180277913 | Non-flammable Quasi-Solid Electrolyte and Lithium Secondary Batteries Containing Same - A rechargeable lithium cell comprising a cathode, an anode, a non-flammable quasi-solid electrolyte containing a lithium salt dissolved in a mixture of a liquid solvent and a liquid additive having a salt concentration from 1.5 M to 5.0 M so that said electrolyte exhibits a vapor pressure less than 0.01 kPa, a vapor pressure less than 60% of the vapor pressure of the liquid solvent alone, a flash point at least 20 degrees Celsius higher than the flash point of the liquid solvent alone, a flash point higher than 150° C., or no flash point, wherein the liquid additive is selected from Hydrofluoro ether (HFE), Trifluoro propylene carbonate (FPC), Methyl nonafluorobutyl ether (MFE), Fluoroethylene carbonate (FEC), Tris(trimethylsilyl)phosphite (TTSPi), Triallyl phosphate (TAP), Ethylene sulfate (DTD), 1,3-propane sultone (PS), Propene sultone (PES), Diethyl carbonate (DEC), Alkylsiloxane (Si—O), Alkylsilane (Si—C), liquid oligomeric silaxane (—Si—O—Si—), Tetraethylene glycol dimethylether (TEGDME), or a combination thereof. | 2018-09-27 |
20180277914 | RF FILTER FOR IMPROVING PIMD PERFORMANCE - An RF filter for improving PIMD performance includes: a housing having at least one cavity and a dielectric resonator held in the cavity; washers shaped as circular plates and made of metal that are joined to an upper and lower portion of the dielectric resonator; and a cover joined to the housing. A protrusion may be formed on one side of the washer to contact the cover or the housing, where the washer protrusion may increase in height along a direction moving away from the center. | 2018-09-27 |
20180277915 | STEPPED CERAMIC RADIOFREQUENCY FILTERS - Disclosed are embodiments of ceramic radiofrequency filters advantageous as RF components. The ceramic filters can include a ceramic stepped impedance resonator, wherein the inner diameter of the ceramic stepped impedance resonator can vary from one end to another end. The inner diameter can be, for example, tapered, sectioned, or stair-stepped in order to provide different impedances in the ceramic resonator. | 2018-09-27 |
20180277916 | Dielectric Resonator And Filter - This application describes an example dielectric resonator and a filter. One example dielectric resonator includes a body and an encirclement wall, where the encirclement wall is saliently disposed on a surface of the body. The encirclement wall of the dielectric resonator encircles the surface of the body to form a cavity area, where the encirclement wall isolates the cavity area from external space of the encirclement wall. | 2018-09-27 |
20180277917 | TRANSMISSION LINE AND SIGNAL PROCESSING DEVICE - A transmission line according to an embodiment, includes a first conductor layer, a second conductor layer spaced apart from the first conductor layer, a first conductor line including a first region facing the first conductor layer and a second region facing the second conductor layer, the first conductor line being spaced apart from the first conductor layer and the second conductor layer, the first conductor line extending in a first direction, and a second conductor line spaced apart from the first conductor layer, the second conductor layer, and the first conductor line, the second conductor line extending in the first direction, the second conductor line being shorter than the first conductor line in the first direction in length. | 2018-09-27 |
20180277918 | CAVITY TYPE WIRELESS FREQUENCY FILTER HAVING CROSS-COUPLING NOTCH STRUCTURE - The present invention relates to a cavity type wireless frequency filter having a cross-coupling notch structure, the filter comprising a notch substrate provided for cross-coupling between at least two resonance elements among a plurality of resonance elements, wherein the notch substrate comprises: a main substrate, which is made of a non-conductive material and has the first and second coupling structures mechanically coupled with at least two resonance elements, respectively; and a conductive line which is implemented by a conductive pattern formed on the main substrate and transfers a signal of a first resonance element to a second resonance element by using a non-contact coupling method. | 2018-09-27 |
20180277919 | A RIDGE WAVEGUIDE TO A PARTIAL H-PLANE WAVEGUIDE TRANSITION - A waveguide transition includes a ridge waveguide section with a first ridge part running along a first wall having a first distance to an opposing second wall. The waveguide transition comprises a partial H-plane waveguide section with an electrically conducting foil that comprises a longitudinally running foil slot ending a certain edge distance before a foil edge that faces the ridge waveguide section. The ridge waveguide section and the partial H-plane waveguide section overlap during a transition section that has a first end at a transition between the second wall and a third wall. There is a second distance between the first wall and the third wall that exceeds the first distance. The transition section has a second end where the first ridge part ends by a transversely running second ridge part that crosses the foil slot and connects to a third wall. | 2018-09-27 |