FUEL CELLS

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



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Cellule pour dispositif de production d’électricité, dispositifs et procédé associés

Publication No.: FR3125541A1 27/01/2023

Applicant:

PARIS SCIENCES LETTRES [FR]
ECOLE SUPERIEURE DE PHYSIQUE ET DE CHIMIE IND DE LA VILLE DE PARIS [FR]
CENTRE NATIONAL DE LA RECHERCHE SCIENT [FR]

Absstract of: FR3125541A1

L’invention porte sur une cellule (10) pour dispositif (1) de production d’électricité, comportant : - deux compartiments (100, 101) destinés respectivement à recevoir des fluides (F1, F2) présentant chacun une concentration différente en un ion prédéterminé, séparés par une membrane (105) laissant passer l’ion prédéterminé, et - deux couches adsorbantes (107) de l’ion prédéterminé placée respectivement de part et d’autre de la membrane. L’invention porte aussi sur deux dispositifs de production d’électricité intégrant une telle cellule, et sur un procédé de fonctionnement de l’un de ces dispositifs.Figure pour l’abrégé : Fig. 2

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FUEL CELL PLATE

Publication No.: FR3125646A1 27/01/2023

Applicant:

LAIR LIQUIDE SA POUR LETUDE ET LEXPLOITATION DES PROCEDES GEORGES CLAUDE [FR]

WO_2023001477_PA

Absstract of: WO2023001477A1

The invention relates to a fuel cell plate (1) disposed in a vertical plane when it is in a use position, the plate (1) having a reactant outlet manifold port (4), a cooling face and a reactive face (16) forming a reactant circuit (11) having an outlet leading into a reactant discharge port (7), the vertical use position of the plate defining a vertical longitudinal direction between an upper edge and a lower edge of the plate (1), the discharge port (7) extending along the vertical longitudinal direction between an upper end and a lower end, the outlet manifold port (4) extending along the vertical longitudinal direction between an upper end and a lower end and having an upper internal edge and a lower internal edge.

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METHOD FOR IMPLEMENTING A FUEL CELL SYSTEM WITH CARBON DIOXIDE RECOVERY AND ASSOCIATED INSTALLATION

Publication No.: FR3125649A1 27/01/2023

Applicant:

TECHNIP FRANCE [FR]

EP_4123766_PA

Absstract of: US2023022303A1

A method of operating a fuel cell system includes the operating a fuel cell unit, the recovery at the outlet of the fuel cell unit of a carbon dioxide-rich anodic gas flow, the cooling of the anodic gas flow and the condensation of the water present in the anodic gas flow in order to form a dry anodic flow, the introduction of the dry anodic flow into a carbon dioxide capture unit in order to form a carbon dioxide gas flow and a carbon dioxide-depleted anodic flow, the recycling of at least portion of the carbon dioxide-depleted anodic flow into the fuel feed flow.

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PLANT FOR PRODUCING ELECTRICITY COMPRISING A FUEL CELL AND A CHEMICAL REACTOR CAPABLE OF PRODUCING THE FUEL FOR SAID CELL BY MEANS OF THE HEAT RELEASED BY SAID SAME CELL, AND ASSOCIATED METHOD

Publication No.: FR3125648A1 27/01/2023

Applicant:

MARBEUF CONSEIL ET RECH [FR]

WO_2023001779_PA

Absstract of: WO2023001779A1

The present invention relates to a method for producing electricity comprising a fuel cell which enables the heat released by the cell to be used to generate fuel for said fuel cell by means of a thermal dissociation method applied to the product of the same chemical composition as that produced by the cell, at least part of the heat released by the cell being added to at least one of the endothermic reactions of said dissociation method.

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METHOD FOR MANUFACTURING BIPOLAR PLATES

Publication No.: FR3125645A1 27/01/2023

Applicant:

ARKEMA FRANCE [FR]

Absstract of: WO2023002109A1

The present invention relates to a method for manufacturing a bipolar plate composition. The invention also relates to methods of manufacturing bipolar plates by injection, extrusion or compression, from said composition, as well as to the bipolar plates obtained by these methods.

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ELECTROCHEMICAL INSTALLATION OPERATING AT HIGH TEMPERATURE AND ASSOCIATED METHOD

Publication No.: FR3125650A1 27/01/2023

Applicant:

TECHNIP FRANCE [FR]

EP_4123771_PA

Absstract of: FR3125650A1

Installation électrochimique opérant à haute température et procédé associé L’installation (10) comporte une pluralité d’empilements (14) de mise en œuvre de réactions électrochimiques, un four (16) de chauffage comprenant une enceinte (60) destinée à recevoir les empilements (14), et un système de chauffage (62). L’installation (10) comporte au moins une baie (12) comportant une structure autoportante comportant plusieurs étages superposés d’empilements (14) ou/et comportant plusieurs structures autoportantes définissant plusieurs étages superposés d’empilements (14). Chaque structure autoportante comprend un distributeur de fluide propre à alimenter chaque empilement (14) en au moins un fluide ou/et à collecter au moins un fluide à partir de chaque empilement (14). L’enceinte (60) est propre à contenir au moins une baie (12), les étages d’empilements (14) de la ou de chaque baie (12) contenue dans l’enceinte (60) étant destinés à être chauffés conjointement par le système de chauffage (62). Figure pour l'abrégé : Figure 2

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Brennstoffzellenvorrichtung

Publication No.: DE102021207778A1 26/01/2023

Applicant:

BOSCH GMBH ROBERT [DE]

Absstract of: DE102021207778A1

Die Erfindung geht aus von einer Brennstoffzellenvorrichtung zur Erzeugung einer thermischen Energie und/oder einer elektrischen Energie, mit zumindest einem Brennstoffzellenstack (12) und mit mehreren Funktionsbauteilen (16, 18, 20, 22, 24).Es wird vorgeschlagen, dass die Funktionsbauteile (16, 18, 20, 22, 24) in einem montierten Zustand eine Montageeinheit (14) bilden, die eine tragende Grundstruktur ausbildet, an der der Brennstoffzellenstack (12) angebunden ist.

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FUEL CELL ELECTRIC VEHICLE AND CONTROL METHOD OF THE SAME

Publication No.: US2023027330A1 26/01/2023

Applicant:

TOYOTA JIDOSHA KK [JP]

DE_102022115664_PA

Absstract of: US2023027330A1

When a voltage measurement value of a first voltage sensor that measures voltage at a direct current end of an inverter exceeds an overvoltage threshold value, and a battery is non-chargeable, a controller of a fuel cell electric vehicle is configured to drive an electric power consumption device until the voltage measurement value falls below the overvoltage threshold value. When the voltage measurement value exceeds the overvoltage threshold value and the battery can be charged, the controller is configured to cause the fuel cell electric vehicle to continue traveling, while estimating the voltage at the direct current end using a second voltage sensor that measures output voltage of a fuel cell stack or a third voltage sensor that measures output voltage of the battery.

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FUEL CELL SYSTEM

Publication No.: US2023027942A1 26/01/2023

Applicant:

HYUNDAI MOBIS CO LTD [KR]

Absstract of: US2023027942A1

The present disclosure relates to a fuel cell system including an air supply line configured to supply air to a fuel cell stack, a bypass line connected to the air supply line and configured to allow the air to flow to a target position, and a bypass valve configured to selectively open or close the bypass line, thereby obtaining an advantageous effect of effectively reducing a hydrogen concentration at the target position.

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METHOD AND APPARATUS FOR PRODUCING MEMBRANE ELECTRODE ASSEMBLY

Publication No.: US2023027116A1 26/01/2023

Applicant:

TORAY IND INC [JP]

AU_2020413172_PA

Absstract of: US2023027116A1

A method of manufacturing a membrane-electrode assembly including an electrolyte membrane and a catalyst layer-formed gas diffusion layer bonded to the electrolyte membrane, the method including: a liquid application step of applying, in the atmosphere, a liquid to only a surface of the catalyst layer before bonding; and a thermocompression bonding step of bonding, to the electrolyte membrane, the catalyst layer-formed gas diffusion layer to which the liquid is applied, by thermocompression bonding. Provided is a method of manufacturing a membrane-electrode assembly including a polymer electrolyte membrane and a catalyst layer-formed gas diffusion layer bonded to the polymer electrolyte membrane, in which the manufacturing method can achieve both the relaxation of thermocompression bonding conditions and the improvement of adhesion between the catalyst layer-formed gas diffusion layer and the electrolyte membrane with high productivity.

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POLYMER ELECTROLYTE MEMBRANE (PEM) FUEL CELLS USING ZEOLITE-TEMPLATED CARBON (ZTC) AS ELECTROCATALYST

Publication No.: US2023026539A1 26/01/2023

Applicant:

SAUDI ARABIAN OIL COMPANY [SA]

Absstract of: US2023026539A1

A polymer electrolyte membrane (PEM) fuel cell assembly, and a method for making the assembly, are provided. An exemplary method includes forming a functionalized zeolite templated carbon (ZTC), including forming a CaX zeolite, depositing carbon in the CaX zeolite using a chemical vapor deposition (CVD) process to form a carbon/zeolite composite, treating the carbon/zeolite composite with a solution including hydrofluoric acid to form a ZTC, and treating the ZTC to add catalyst sites, forming the functionalized ZTC. The method further includes incorporating the functionalized ZTC into electrodes, forming a membrane electrode assembly (MEA), and forming the PEM fuel cell assembly

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METHOD FOR OPERATING FUEL CELL POWER GENERATION SYSTEM

Publication No.: US2023025752A1 26/01/2023

Applicant:

HYUNDAI MOTOR COMPANY [KR]
KIA CORP [KR]

CN_115621503_PA

Absstract of: US2023025752A1

A method for operating a fuel cell power generation system is presented and includes sequentially resting fuel cell modules corresponding to a designated reference module number, from among all fuel cell modules of the fuel cell power generation system, during a designated number of cycles while operating remaining fuel cell modules, gradually reducing a number of the fuel cell modules sequentially rested during the cycles from the reference module number, whenever average performance of the fuel cell modules is sequentially reduced by exceeding designated reference levels configured to be sequentially set, and repairing or replacing the fuel cell modules when the average performance of the fuel cell modules is reduced by a designated lower limit or more.

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SELF-CHARGING ELECTROCHEMICAL CELLS

Publication No.: US2023024358A1 26/01/2023

Applicant:

KIM JANGWOO [US]

WO_2023004361_PA

Absstract of: US2023024358A1

Self-charging electrochemical cells, including self-charging batteries that incorporate such self-charging electrochemical cells, the electrochemical cells including a cathode including a cathode active material, an electrolyte including a solvent and a salt dissolved in the solvent, the electrolyte being in contact with the cathode, where the cathode active material is transformed into a discharge product during or after a discharge of the self-charging electrochemical cell and a solubility of the cathode active material in the electrolyte is less than a solubility of the discharge product in the electrolyte.

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Method Of Operating A Fuel Cell System With Carbon Dioxide Recovery And Associated Installation

Publication No.: US2023022303A1 26/01/2023

Applicant:

TECHNIP ENERGIES FRANCE [FR]

EP_4123766_PA

Absstract of: US2023022303A1

A method of operating a fuel cell system includes the operating a fuel cell unit, the recovery at the outlet of the fuel cell unit of a carbon dioxide-rich anodic gas flow, the cooling of the anodic gas flow and the condensation of the water present in the anodic gas flow in order to form a dry anodic flow, the introduction of the dry anodic flow into a carbon dioxide capture unit in order to form a carbon dioxide gas flow and a carbon dioxide-depleted anodic flow, the recycling of at least portion of the carbon dioxide-depleted anodic flow into the fuel feed flow.

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SENSOR DEVICE FOR A FUEL CELL SYSTEM

Publication No.: US2023022392A1 26/01/2023

Applicant:

AVL LIST GMBH [AT]

CN_114762155_PA

Absstract of: US2023022392A1

The present invention relates to a sensor device (10) for a fuel cell system (100) for determining a purging parameter (SP) for controlling a purging process of the fuel cell system (100), comprising a first flow channel (20) for arranging in an anode feed section (122) of an anode section (120) of a fuel cell stack (110) and a second flow channel (130) for arranging in a recirculation section (126) of the anode section (120) of the fuel cell stack (110), which are separated from each other, at least in sections, by means of a gas-tight membrane (40), wherein the membrane (40) is designed to be permeable for protons and has an electrode section (42, 44) on both sides, as well as comprising a measuring device (50) for determining a fuel concentration difference between the first flow channel (20) and the second flow channel (30) as a purging parameter (SP) based on an electrical voltage between the two electrode sections (42, 44).

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BOIL-OFF GAS TREATMENT SYSTEM AND METHOD FOR FUEL CELL ELECTRIC VEHICLE

Publication No.: US2023023222A1 26/01/2023

Applicant:

HYUNDAI MOTOR COMPANY [KR]
KIA CORP [KR]

Absstract of: US2023023222A1

The present disclosure relates to a boil-off gas treatment system and method for a fuel cell electric vehicle, and a main object of the present disclosure is to provide a boil-off gas treatment system and method capable of safely and efficiently treating, storing, and utilizing vaporized hydrogen in a hydrogen tank for a fuel cell electric vehicle.

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ENERGY RECOVERY DEVICE

Publication No.: US2023029261A1 26/01/2023

Applicant:

MAN TRUCK & BUS SE [DE]

KR_20220113503_PA

Absstract of: US2023029261A1

The invention relates to an energy recovery device for a motor vehicle, having a drive (10) and a fluid circuit (12) for utilising waste heat from the drive (10). A working fluid circulates in the fluid circuit (12). The fluid circuit (12) has a first heat exchanger (16), which is thermally coupled to the drive (10) for transferring waste heat from the drive (10) to the working fluid, an expansion machine (18), and an expansion machine bypass (20), which bypasses the expansion machine (18) and in which a second heat exchanger (22) is arranged.

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Gas Storage Device

Publication No.: US2023028373A1 26/01/2023

Applicant:

TWISTED SUN INNOVATIONS INC [US]

JP_2022046793_A

Absstract of: US2023028373A1

The present disclosure provides a gas storage device. In an embodiment, the gas storage device includes a cylinder with opposing ends. An endcap is present at each end. The cylinder and the endcaps form an enclosure. Each endcap includes a connector. A diaphragm is located in the enclosure. The diaphragm includes an annular sidewall. The device includes an inner chamber defined by an inner surface of the sidewall, and a storage space between an interior surface of the cylinder and an outer surface of the sidewall. A metal hydride composition is located in the storage space.

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METHODS AND SYSTEM FOR REBALANCING ELECTROLYTES IN A REDOX FLOW BATTERY SYSTEM

Publication No.: US2023028170A1 26/01/2023

Applicant:

ESS TECH INC [US]

US_2021143463_A1

Absstract of: US2023028170A1

A method of rebalancing electrolytes in a redox flow battery system comprises directing hydrogen gas generated on the negative side of the redox flow battery system to a catalyst surface, and fluidly contacting the hydrogen gas with an electrolyte comprising a metal ion at the catalyst surface, wherein the metal ion is chemically reduced by the hydrogen gas at the catalyst surface, and a state of charge of the electrolyte and pH of the electrolyte remain substantially balanced.

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REACTION CHAMBER

Publication No.: US2023028116A1 26/01/2023

Applicant:

BEIJING NAURA MICROELECTRONICS EQUIPMENT CO LTD [CN]

KR_20220129633_PA

Absstract of: US2023028116A1

The present disclosure discloses a reaction chamber, including a chamber body, the chamber body being connected to an upper cover by an insulation member, the chamber body and the upper cover forming an inner chamber, and the upper cover being provided with a through-hole that is communicated with the inner chamber; a gas inlet mechanism including an insulation body at least partially arranged in the through-hole, a gas inlet channel being arranged in the insulation body, a flange part being arranged on one side of the insulation body facing away from the inner chamber, the flange part being grounded and configured to communicate a gas inlet end of the gas inlet channel with a gas output end of a gas inlet pipe configure to transfer a reaction gas, a gas outlet end of the gas inlet channel being communicated with the inner chamber, the gas inlet channel including at least two channel segments, which are sequentially communicated in an axial direction of the through-hole, and orthographic projections of any two adjacent channel segments on a plane perpendicular to the axial direction of the through-hole being staggered from each other. The present solution solves the problem that accidental sparking is easy to occur in an existing reaction chamber.

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FUEL CELL, FUEL CELL STACK AND METHOD OF OPERATING A FUEL CELL STACK

Publication No.: US2023027847A1 26/01/2023

Applicant:

ROBERT BOSCH GMBH [DE]

CN_114747057_PA

Absstract of: US2023027847A1

The invention relates to a fuel cell (1) for a fuel cell stack (11), comprising a polymer membrane (2) which serves as an electrolyte and has respectively on both sides a catalyst layer (3, 4) for forming an anode (3) on the one side and a cathode (4) on the other side, a gas diffusion layer (5) and a bipolar plate (6) being applied to each of the two analyst layers (3, 4). According to the invention, a short-circuit element (7) is applied, preferably printed, to at least one bipolar plate (6). namely on the side facing away from the gas diffusion layer (5). The invention also relates to a fuel cell stack (11) and to a inetliod for operating a fuel cell stack (11).

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CAPACITIVE-FARADAIC AND PSEUDOCAPACITIVE-FARADAIC FUEL CELLS

Publication No.: US2023027866A1 26/01/2023

Applicant:

TECHNION RES & DEVELOPMENT FOUNDATION LIMITED [IL]

WO_2021176444_A1

Absstract of: US2023027866A1

A system and a method for separation of ions from ions-containing medium is disclosed herein, that utilizes capacitive-faradaic fuel cells (CFFC) particles coated at least partially with catalysts capable of catalyzing redox reactions provided a reductant (fuel) and/or an oxidant, thereby polarizing the particles to more effectively absorb charged species (ions) from the water upon introducing, e.g., H2 gas or O2 gas, in the medium during the adsorption or regeneration. The same concept is utilized in a hybrid electrochemical cell for providing a system and a method for generating and converting electrochemical energy.

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INTEGRATED FUEL CELL CONTROL SYSTEM AND CONTROL METHOD USING THE SAME

Publication No.: US2023027764A1 26/01/2023

Applicant:

HYUNDAI MOTOR COMPANY [KR]
KIA CORP [KR]

DE_102022112788_PA

Absstract of: US2023027764A1

An integrated fuel cell control system including at least one valve installed to control a fluid in a fuel cell system, at least one drive motor configured to drive the valve, at least one sensor configured to detect the opening degree of the valve, and a fuel cell control unit configured to control the fuel cell system, wherein the fuel cell control unit includes a drive logic unit configured to calculate a motor control amount for controlling the drive motor based on information detected by the sensor and an operator request value and a drive unit configured to operate the drive motor based on the motor control amount determined by the drive logic unit, and an integrated control method including the same.

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FUEL DEVICE AND THE USE THEREOF IN A MOTOR VEHICLE

Publication No.: US2023026964A1 26/01/2023

Applicant:

MAHLE INT GMBH [DE]

DE_102021207794_PA

Absstract of: US2023026964A1

The present invention relates to a fuel cell device (1) having a fuel cell (2) which, during operation, emits water as a product of cold combustion; a supply air path (3) leading to the fuel cell (2) for a cathode supply air flow (5), which defines a supply air flow direction (4), the cathode supply air flow coming from water-containing supply air supplied to the fuel cell (2); and an exhaust air path (7)leading away from the fuel cell (2), for a cathode exhaust air flow (9), which defines an exhaust air flow direction (8), the cathode exhaust air flow coming from water-containing exhaust air flowing out of the fuel cell (2). The supply air path (3) and the exhaust air path (7) are routed through a humidifier (10) of the fuel cell device (1), which humidifier communicates fluidically with the supply air and the exhaust air, to humidify the supply air and dehumidifying the exhaust air. The exhaust air path (7) is also routed through a water separator (11) of the fuel cell device (1), which water separator communicates fluidically with the exhaust air, for removing water from the exhaust air and for providing this water as evaporation water. The fuel cell device (1) also has a heat exchanger (12) for cooling the fuel cell (2), which heat exchanger has an evaporative cooler (13) for cooling the heat exchanger (12). It is essential that the evaporative cooler (13) is assigned to the water separator (11) in fluidic communication and that it is supplied with evaporation water by sa

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BIPOLAR PLATE FOR PROTON EXCHANGE MEMBRANE FUEL CELL

Nº publicación: WO2023000483A1 26/01/2023

Applicant:

ZHEJIANG TIANNENG HYDROGEN ENERGY TECH CO LTD [CN]

CN_113690458_A

Absstract of: WO2023000483A1

Disclosed are a bipolar plate for a proton exchange membrane fuel cell, comprising an anode single plate and a cathode single plate which are oppositely arranged. An anode flow field is formed on the outer side of the anode single plate facing away from the cathode single plate, a cathode flow field is formed on the outer side of the cathode single plate facing away from the anode single plate, and a coolant flow field is formed on an interface between the anode single plate and the cathode single plate. The bipolar plate is further provided with: an anode gas inlet and an anode gas outlet communicated with the anode flow field, a cathode gas inlet and a cathode gas outlet communicated with the cathode flow field, a coolant inlet and a coolant outlet communicated with the coolant flow field. The anode gas inlet and the anode gas outlet are respectively formed on two sides of the long axis of the bipolar plate, the cathode gas inlet and the cathode gas outlet are respectively formed on two sides of the short axis of the bipolar plate, and the coolant inlet and the coolant outlet are also respectively formed on the two sides of the short axis of the bipolar plate. Moreover, the cathode gas inlet and the cathode gas outlet are arranged diagonally, and the coolant inlet and the coolant outlet are arranged diagonally.

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