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Solicitudes de Patente publicadas en los últimos 15 días / Patent Applications published in the last last 15 days



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ELECTRODE PLATE AND METHODS FOR MANUFACTURING AND TESTING AN ELECTRODE PLATE

Nº publicación: EP3058609A1 24/08/2016

Solicitante:
REDFLOW R & D PTY LTD [AU]

Resumen de: WO2015054721A1

An electrode plate, method for manufacturing an electrode plate, and method of testing an electrode plate enable efficient production of robust flowing electrolyte batteries. The method of testing an electrode plate includes forming a frangible portion in the electrode plate; providing a seal around a periphery of the electrode plate, wherein the periphery extends across the frangible portion; applying a gas adjacent a surface on a first side of the electrode plate; and detecting whether there is a presence of the gas adjacent a surface on a second side of the electrode plate, if the electrode plate passes testing, the frangible portion is removed from the electrode plate to define a cut-away region. The electrode plate is then positioned in a battery cell stack including a plurality of other electrode plates. A manifold is then attached to the cell stack adjacent the cut-away region of the electrode plate.



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METHOD AND APPARATUS FOR MEASURING TRANSIENT STATE-OF-CHARGE USING INLET/OUTLET POTENTIALS

Nº publicación: EP3058608A1 24/08/2016

Solicitante:
LOCKHEED MARTIN ADVANCED ENERGY STORAGE LLC [US]

Resumen de: WO2015057550A1

The present invention relates to redox flow batteries and methods and apparatuses for monitoring the compositions of the electrolytes therein. In particular, the present invention relates to methods and configurations for monitoring the state-of-charge of an electrolyte stream of a flow cell or flow battery.



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ION TRANSPORT MATERIAL, ELECTROLYTE MEMBRANE COMPRISING SAME, AND METHOD FOR PRODUCING SAME

Nº publicación: EP3059792A1 24/08/2016

Solicitante:
LG CHEMICAL LTD [KR]

Resumen de: WO2015057025A1

The present invention relates to ion-transport material, an electrolyte membrane comprising same, and a method for producing same, and more specifically, to ion-transport material having inorganic particles dispersed in the periphery of sulfonic acid groups of sulfonic acid-containing partially fluorinated polymer, an electrolyte membrane comprising same, and a method for producing same.



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COMPONENT FOR A REDOX FLOW CELL AND METHOD FOR PRODUCING A COMPONENT FOR A REDOX FLOW CELL

Nº publicación: DE102015102123A1 18/08/2016

Solicitante:
EWE-FORSCHUNGSZENTRUM F\u00DCR ENERGIETECHNOLOGIE E V [DE]

Resumen de: WO2016128314A1

The invention relates to a component for a redox flow cell, with an electrode frame (1, 11), an electrode (4, 14), a membrane (2) and a bipolar plate (3), wherein the electrode (4, 14) is arranged in the electrode frame (1, 11) and is enclosed circumferentially by the latter, and the electrode frame (1, 11) is arranged between membrane (2) and bipolar plate (3). It is essential that the electrode frame (1, 11) is connected to at least the membrane (2) in an integrally bonded manner by means of adhesive bonding. The invention furthermore relates to methods for producing a component for a redox flow cell.



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Brennstoffzellensystem

Nº publicación: DE102015002027A1 18/08/2016

Solicitante:
DAIMLER AG [DE]

Resumen de: DE102015002027A1

Die Erfindung betrifft ein Brennstoffzellensystem (2) mit wenigstens einer Brennstoffzelle (3), welche in einem Brennstoffzellengehäuse (15) angeordnet ist, mit einer Zuluftleitung (8) zu einer Kathode (Kathodenbereich 4) der Brennstoffzelle (3) und einer Abluftleitung (9) von der Kathode (Kathodenbereich 4) der Brennstoffzelle (3), mit einer Umgehungsleitung (16), welche die Zuluftleitung (8) in Strömungsrichtung von Zuluft zwischen einer Luftfördereinrichtung (6) und der Kathode (Kathodenbereich 4) und die Abluftleitung (9) verbindet, wobei das Brennstoffzellengehäuse (15) ein Teil der Umgehungsleitung (16) ist. Das erfindungsgemäße Brennstoffzellensystem ist dadurch gekennzeichnet, dass die Umgehungsleitung (16) vor einer Abluftturbine (10) in die Abluftleitung (9) mündet.



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Verfahren zum Betreiben eines Brennstoffzellensystems

Nº publicación: DE102015002151A1 18/08/2016

Solicitante:
DAIMLER AG [DE]

Resumen de: DE102015002151A1

Die Erfindung betrifft ein Verfahren zum Betreiben eines Brennstoffzellensystems (2) mit einer Brennstoffzelle (3), mit einer elektrischen Energiespeichereinrichtung (4), und mit einem Tank (5) für flüssigen Wasserstoff (6). Verdampfender Wasserstoff (7) aus dem Tank (5) wird dabei der Brennstoffzelle (3) zugeführt, welche damit elektrische Leistung zum Laden der elektrischen Energiespeichereinrichtung (4) erzeugt. Erfindungsgemäß ist es so, dass zusätzlich eine Klimaanlage (11) vorhanden ist. Die Klimaanlage wird mit elektrischer Leistung aus der Brennstoffzelle (3) und/oder der elektrischen Energiespeichereinrichtung (4) zur Kühlung des Tanks (5) betrieben, und zwar immer dann, wenn die elektrische Energiespeichereinrichtung (4) keine weitere elektrische Leistung mehr speichern kann.



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Method for estimating power of fuelcell

Nº publicación: DE102015220062A1 18/08/2016

Solicitante:
HYUNDAI MOTOR CO LTD [KR]

Resumen de: US2016238664A1

Disclosed herein is a method for estimating a power of a fuel cell. The method includes estimating a predictive current at a predetermined voltage in a controller, based on a present current-voltage characteristic of the fuel cell while the temperature of the fuel cell is being raised, estimating a first power, based on the estimated predictive current and the predetermined voltage, after the step of estimating the predictive current, estimating a second power based on a cell voltage rate while estimating the first power, and calculating an available power of the fuel cell, based on the first power and the second power, after the step of estimating the first power and the step of estimating the second power are performed.



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Corrosion Resistant Metal Bipolar Plate for a PEMFC Including a Radical Scavenger

Nº publicación: DE102016102393A1 18/08/2016

Solicitante:
FORD GLOBAL TECH LLC [US]

Resumen de: US2016240865A1

The present disclosure includes fuel cell bipolar plates and methods of forming a radical scavenging coating on a bipolar plate. The bipolar plates may include a steel substrate, a middle layer contacting the steel substrate and including a bulk material and a radical scavenging material, and a conductive layer contacting the middle layer. The radical scavenging material may include cerium, such as metallic cerium or a cerium oxide. The conductive layer may include a conductive carbon, such as a diamond-like carbon or coating (DLC). The radical scavenging material may comprise 0.1 wt % to 30 wt % of the middle layer. The middle layer may be deposited using PVD, and the radical scavenging material may be doped into the middle layer, for example, by co-sputtering it with the bulk material of the middle layer.



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MEMBRANE ELECTRODE ASSEMBLY MANUFACTURING PROCESS

Nº publicación: WO2016130529A1 18/08/2016

Solicitante:
GORE & ASS [US]

Resumen de: WO2016130529A1

Disclosed herein is a method of making a component of a membrane electrode assembly. The method includes forming an electrode on an air-permeable backer comprising ePTFE, depositing a mixture comprising ionomer and a water-insoluble alcohol onto said electrode, drying said mixture to form a protective ionomer layer, and depositing an ePTFE-reinforced ionomer layer onto said protective ionomer layer.



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A METHOD OF DIRECTLY DETERMINING THE WATER BALANCE IN FUEL CELLS

Nº publicación: WO2016128000A1 18/08/2016

Solicitante:
AALBORG UNIV [DK]

Resumen de: WO2016128000A1

The present invention relates to a method of determining the water balance of a proton exchange membrane fuel cell, characterized by the net water drag coefficient (rd),by employing constant temperature anemometry (CTA). rd can be directly determined by collecting and processing a working voltage signal across a heated wire of a constant temperature anemometer located at the outlet of the anode of a fuel cell.



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Interconnect

Nº publicación: WO2016128721A1 18/08/2016

Solicitante:
CERES INTELLECTUAL PROPERTY COMPANY [GB]

Resumen de: GB2524643A

An interconnect for a low temperature solid oxide fuel cell comprises a stainless steel substrate 5 comprising a first surface and a second surface; a layer 15 comprising chromium oxide on the first surface of the substrate, wherein the chromium oxide layer is of thickness in the range 350 600 nm; and a metal oxide coating 10 on the chromium oxide layer. A process for making an interconnect for a low temperature solid oxide fuel cell is also disclosed, the process comprising coating a first surface of a stainless steel substrate 5 with a metal oxide 10 to form a coated substrate; and heating the coated substrate to a temperature in the range 800 - 900°C to form a layer 15 comprising chromium oxide between the first surface and the metal oxide coating. An aluminium layer is preferably provided on the second surface of the substrate 5, and the metal oxide coating is preferably cobalt oxide, manganese cobalt oxide, copper oxide, or combinations thereof. The stainless steel is preferably a ferritic stainless steel. This arrangement is stated to reduce the effects of chromium poisoning of the fuel cell.



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FLUID EXCHANGE MEMBRANE MODULE

Nº publicación: US2016240870A1 18/08/2016

Solicitante:
KOLON INC [KR]

Resumen de: WO2015047007A1

The present invention relates to a fluid exchange membrane module comprising: a case comprising at least two pairs of fluid inlets and fluid outlets; and a fluid exchange membrane contained in the case and arranged such that, in a driving state, a dry fluid flowing between one pair of a fluid inlet and a fluid outlet does not directly contact a high-humidity fluid flowing between another pair of a fluid input and a fluid outlet, wherein the fluid inlet of the high-humidity fluid comprises a diffuser. The fluid exchange membrane module adiabatically expands a fluid flowing through one side portion of the fluid exchange membrane and increases the relative humidity of the high-temperature, high-humidity fluid, thereby maximizing the amount of fluid transferred through the fluid exchange membrane, lowering the fluid pressure, and making pressure distribution of the fluid flow uniform.



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NOBLE METAL-FREE CATALYST SYSTEM FOR A FUEL CELL

Nº publicación: US2016240860A1 18/08/2016

Solicitante:
VOLKSWAGEN AG [DE]

Resumen de: WO2015049128A1

The invention relates to a noble metal-free catalyst system comprising a carbon-based carrier material and a polyaniline-metal catalyst bound to the carrier material. The invention further relates to a fuel cell containing said catalyst system. The polyaniline-metal catalyst is characterized by containing iron (Fe) and manganese (Mn).



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MOTOR VEHICLE, METHOD FOR CONTROLLING A FILL LEVEL OF A WATER TANK IN A MOTOR VEHICLE THAT COMPRISES A FUEL CELL SYSTEM, AND USE OF SIGNALS AND/OR DATA OF A MOTOR VEHICLE STATE AND/OR OF A MOTOR VEHICLE ENVIRONMENT

Nº publicación: US2016240869A1 18/08/2016

Solicitante:
BAYERISCHE MOTOREN WERKE AG [DE]

Resumen de: WO2015062827A2

The invention relates to a motor vehicle, which comprises a fuel cell system, which has a plurality of fuel cells stacked to form a fuel cell stack and a first water cooling circuit for cooling the fuel cell stack. The first water cooling circuit comprises a water tank system. Said water tank system comprises a first water tank, a first water-conveying device arranged between the first water tank and the fuel cell stack, and a water separator arranged between the fuel cell stack and the first water tank. The fuel cell system also comprises a first control device, which is designed to control a fill level of the first water tank in dependence on signals and/or data of the motor vehicle state and/or of the motor vehicle environment.



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CATIONIC SUPPORT FORMING A HYBRID ANIONIC MEMBRANE

Nº publicación: US2016240879A1 18/08/2016

Solicitante:
CENTRE NAT DE LA RECH SCIENT (C N R S ) [FR]

Resumen de: WO2015044308A1

The invention relates to a cationic support especially forming a hybrid anionic membrane. The invention especially relates to a cationic support comprising a solid inorganic support that has pores, said pores comprising, at least on the surface thereof and covalently bonded to the inorganic support, a silica gel comprising cationic groups, herein called "cationic silica gel" or "cationic silica sol". More specifically, the invention relates to an anionic membrane for a fuel cell, especially of the PEM (Polymer Exchange Membrane) type.



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STAINLESS STEEL FOIL FOR SEPARATORS OF SOLID POLYMER FUEL CELLS

Nº publicación: US2016240866A1 18/08/2016

Solicitante:
JFE STEEL CORP [JP]

Resumen de: WO2015059857A1

This stainless steel foil for separators of solid polymer fuel cells is obtained by covering the surface of a base, which is formed of a stainless steel foil, with an Sn alloy layer coating film, while having a strike plating layer interposed therebetween. The amount of the strike plating layer adhered is set to 0.001-1 g/m2.



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FLOW BATTERY START-UP AND RECOVERY MANAGEMENT

Nº publicación: US2016240880A1 18/08/2016

Solicitante:
IMERGY POWER SYSTEMS INC [US]

Resumen de: US2012183872A1

A start-up plating process for a flow cell battery is disclosed. Upon start-up of the flow-cell stack, catalysts may have deplated from the electrodes. The catalyst is replated to the electrode by application of currents to the stack prior to circulating electrolyte fluids.



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FUEL CELL GENERATOR AND METHOD FOR OPERATING FUEL CELL GENERATOR

Nº publicación: US2016240874A1 18/08/2016

Solicitante:
MITSUBISHI HITACHI POWER SYS [JP]

Resumen de: US2016240874A1

To provide a fuel cell generator capable of reducing or repairing damage damaged portions for itself and a method for operating the fuel cell generator. A fuel cell generator 1 of the present invention includes a fuel cell module 10 formed by disposing multiple power generation elements, in which fuel electrode, a solid electrolyte, and an air electrode are sequentially stacked together, at predetermined intervals, the multiple power generation elements being connected to each other through an interconnector, a fuel supply unit 12 that supplies fuel gas to the fuel electrode; an air supply unit 11 that supplies oxidizing gas to the air electrode; and a repairing particle supply unit 14 that supplies repairing particles 14a to the damaged portion in at least one of the interconnector and the solid electrolyte.



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GELATED IONIC LIQUID FILM-COATED SURFACES AND USES THEREOF

Nº publicación: AU2015213471A1 18/08/2016

Solicitante:
GELION TECHNOLOGIES PTY LTD

Resumen de: WO2015117189A1

The invention relates to an assembly comprising a first gelated ionic liquid film in contact with a first electrically conductive surface, wherein the first gelated ionic liquid film comprises a first ionic liquid encapsulated within a gel matrix; and a second gelated ionic liquid film in contact with a second electrically conductive surface, wherein the second gelated ionic liquid film comprises a second ionic liquid encapsulated within a gel matrix; wherein the first and second gelated ionic liquid films are in contact with each other. There is also described an electrochemical cell comprising an assembly according to the invention, and methods for producing same.



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ELECTROLYTE-CIRCULATING BATTERY, HEAT EXCHANGER, AND PIPE

Nº publicación: AU2014385962A1 18/08/2016

Solicitante:
SUMITOMO ELECTRIC INDUSTRIES

Resumen de: WO2015136763A1

Provided are: an electrolyte-circulating battery in which electrolytes are less apt to be oxidized and are easy to cool; a heat exchanger in which the corrosive liquid passing therethrough is less apt to be oxidized and is easy to cool; and a pipe in which the corrosive liquid passing therethrough is less apt to be oxidized and which is suitable for cooling the corrosive liquid. The electrolyte-circulating battery is equipped with a battery cell and circulation paths through which the electrolytes are circulated to the battery cell. The circulation paths are equipped with composite conduits. The composite conduits each comprise: a tubular main body constituted of a resin; and an oxygen-blocking layer formed on the periphery of the main body and constituted of an organic material that has a lower oxygen permeability than the main body.



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HYDROGEN STORAGE ALLOYS

Nº publicación: WO2016130561A1 18/08/2016

Solicitante:
BASF CORP [US]

Resumen de: WO2016130561A1

Hydrogen storage alloys comprising a) at least one main phase, b) a storage secondary phase and c) a catalytic secondary phase, where the weight ratio of the catalytic secondary phase abundance to the storage secondary phase abundance is ≥ 3; or comprising a) at least one main phase, b) from 0 to 13.3 wt% of a storage secondary phase and c) a catalytic secondary phase, where the alloy comprises from 0.05 to 0.98 at% of one or more rare-earth elements, or the alloy comprises for example i) one or more elements selected from the group consisting of Ti, Zr, Nb and Hf and ii) one or more elements selected from the group consisting of V, Cr, Mn, Ni, Sn, Al, Co, Cu, Mo, W, Fe, Si, Sn and rare earth elements, where the atomic ratio of ii) to i) is from 1.80 to 1.98; exhibit improved electrochemical properties at low temperature.



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FERRITIC STAINLESS STEEL MATERIAL, SEPARATOR, SOLID POLYMER FUEL CELL, AND METHOD FOR PRODUCING SEPARATOR

Nº publicación: WO2016129598A1 18/08/2016

Solicitante:
NIPPON STEEL & SUMITOMO METAL CORP [JP]

Resumen de: WO2016129598A1

Provided is a ferritic stainless steel material that comprises, in mass%, 0.001-0.030% of C, 0.20-1.5% of Si, 0.01-1.5% of Mn, 0.035% or less of P, 0.01% or less of S, 22.5-35.0% of Cr, 0.01-6.0% of Mo, 0.01-6.0% of Ni, 0.01-1.0% of Cu, 0.10-2.5% of Sn, 0.001-1.0% of In, 0.035% or less of N, 0.01-0.35% of V, 0.001-1.0% of Al, and a remainder of Fe and unavoidable impurities. The ferritic stainless steel material has a chemical composition in which the calculated value of {Cr content (mass%) + 3 × Mo content (mass%)} is 22.5-45.0%. A solid polymer fuel cell provided with a separator that uses the ferritic stainless steel material has markedly excellent corrosion resistance in the environment within the cell and an electrical contact resistance equivalent to that of a metal-plated material.



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SEPARATOR FOR SOLID POLYMER FUEL CELL AND METHOD FOR PRODUCING SAME

Nº publicación: WO2016129599A1 18/08/2016

Solicitante:
NIPPON STEEL & SUMITOMO METAL CORP [JP]

Resumen de: WO2016129599A1

This separator for a solid polymer fuel cell comprises: a ferritic stainless steel that serves as a base material, that has a chemical composition in which the calculated value of {Cr content (%) + 3 × Mo content (%)} is 22.5-45.0%, and that comprises, in mass%, 0.001-0.012% of C, 0.01-0.6% of Si, 0.01-0.6% of Mn, 0.035% or less of P, 0.01% or less of S, 22.5-35.0% of Cr, 0.01-4.5% of Mo, 0.01-2.5% of Ni, 0.01-0.6% of Cu, 0.01-1.0% of Sn, 0.001-0.30% of In, 0.015% or less of N, 0.01-0.35% of V, and 0.001-0.050% of Al; and a surface modification layer containing 30% or less of O and a remainder of Sn and In. A solid polymer fuel cell provided with the separator has markedly excellent corrosion resistance in the environment within the cell.



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Anode bleed control in a fuel cell stack

Nº publicación: US2016240875A1 18/08/2016

Solicitante:
INTELLIGENT ENERGY LTD [GB]

Resumen de: GB2518681A

An electrochemical fuel cell assembly 1 comprises a fuel cell stack 2 having a fuel delivery inlet 3 and a fuel delivery outlet 4. The fuel cell stack further includes a number of fuel cells 5 each having a membrane-electrode assembly. A fuel delivery conduit 6 is coupled to the fuel delivery inlet. A bleed conduit is coupled to the fuel delivery outlet for venting fluid out of the stack. A variable orifice flow control device (valve) 9 coupled to the bleed conduit 10 configured to dynamically vary an amount of fluid from the fuel delivery outlet passing into the bleed conduit as a function of one or more of the control parameters: measured fuel concentration, measured humidity, cell voltages of fuel cells in the stack, impedance of fuel cells in the stack, resistance of fuel cells in the stack. The valve may be coupled to a recirculation conduit 8 and may be configured to dynamically vary a proportion of fluid from the fuel delivery outlet passing into the bleed conduit as a function of the control parameters. The fuel may be re-circulated and added to the fuel stream using an ejector 11. Preferred fuel is hydrogen.



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APPARATUS USING FUEL GAS

Nº publicación: US2016240873A1 18/08/2016

Solicitante:
HONDA MOTOR CO LTD [JP]

Resumen de: US2013008533A1

An apparatus using fuel gas is provided, ensuring charge amount of a battery. The apparatus includes battery, fuel gas reservoir unit, fuel lid, open/close detection unit for detecting open/close state of fuel lid, fuel gas condition detection unit for detecting pressure and/or temperature being condition of fuel gas reserved in the fuel gas reservoir unit, communication unit for communication with fuel gas supply device, and control unit for, upon reception of signal notifying that fuel lid is in open state from open/close detection unit, performing dispensing communication to notify the fuel gas supply device, via communication unit, of condition of fuel gas having been input from fuel gas condition detection unit. The control unit stops dispensing communication when control unit has determined, according to signal received from open/close detection unit that predetermined time has elapsed with the fuel lid remaining in open state after starting dispensing communication.


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