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Resultados 254 resultados LastUpdate Última actualización 03/02/2023 [08:54:00] pdf PDF xls XLS

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



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METHOD FOR MANUFACTURING BIPOLAR PLATES

NºPublicación: FR3125645A1 27/01/2023

Solicitante:

ARKEMA FRANCE [FR]

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

NºPublicación: FR3125541A1 27/01/2023

Solicitante:

PARIS SCIENCES LETTRES [FR]
ECOLE SUPERIEURE PHYSIQUE & CHIMIE IND VILLE DE PARIS [FR]
CENTRE NAT RECH SCIENT [FR]

Resumen de: 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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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

NºPublicación: FR3125648A1 27/01/2023

Solicitante:

MARBEUF CONSEIL ET RECH [FR]

WO_2023001779_PA

Resumen de: 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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ELECTROCHEMICAL INSTALLATION OPERATING AT HIGH TEMPERATURE AND ASSOCIATED METHOD

NºPublicación: FR3125650A1 27/01/2023

Solicitante:

TECHNIP FRANCE [FR]

EP_4123771_PA

Resumen de: 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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FUEL CELL PLATE

NºPublicación: FR3125646A1 27/01/2023

Solicitante:

AIR LIQUIDE [FR]

WO_2023001477_PA

Resumen de: 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 AND APPARATUS FOR PRODUCING MEMBRANE ELECTRODE ASSEMBLY

NºPublicación: US2023027116A1 26/01/2023

Solicitante:

TORAY INDUSTRIES [JP]

AU_2020413172_PA

Resumen de: 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

NºPublicación: US2023026539A1 26/01/2023

Solicitante:

SAUDI ARABIAN OIL CO [SA]

Resumen de: 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

NºPublicación: US2023025752A1 26/01/2023

Solicitante:

HYUNDAI MOTOR CO LTD [KR]
KIA CORP [KR]

CN_115621503_PA

Resumen de: 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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DEVICE FOR ANODE GAS RECIRCULATION IN A FUEL CELL SYSTEM

NºPublicación: WO2023001360A1 26/01/2023

Solicitante:

PIERBURG GMBH [DE]

Resumen de: WO2023001360A1

Devices for anode gas recirculation in a fuel cell system are known, having a blower (10) with a blower inlet (28) and a blower outlet (30), and an interface unit (44) with a first anode gas channel (56) which extends from a first inlet (54) that is fluidically connected to a fuel cell outlet (52) of a fuel cell unit (48), to a first outlet (58) that is connected to the blower inlet (28), and a second anode gas channel (62) which extends from a second inlet (60) that is connected to the blower outlet (30), to a second outlet (64), which is fluidically connected to a fuel cell inlet (50) of the fuel cell unit (48). In order to provide cooling of the blower with as little outlay on installation as possible, it is proposed according to the invention that the blower (10) has a conveying channel (18) with a conveying channel inlet (32) and a conveying channel outlet (34), and a cooling channel (38) which at least partially surrounds an electric motor (14) of the blower (10) and which extends from a cooling channel inlet (36) to a cooling channel outlet (40), and wherein the cooling channel (38) is connected via the cooling channel inlet (36) to the first outlet (58) or to a third outlet (70) of the interface unit (44) and/or is connected via the cooling channel outlet (40) to a third inlet (72) or to the second inlet (60) of the interface unit (44), and the blower (10) is fastened to the interface unit (44).

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FUEL DEVICE AND THE USE THEREOF IN A MOTOR VEHICLE

NºPublicación: DE102021207794A1 26/01/2023

Solicitante:

MAHLE INT GMBH [DE]

Resumen de: 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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Brennstoffzellenvorrichtung

NºPublicación: DE102021207778A1 26/01/2023

Solicitante:

BOSCH GMBH ROBERT [DE]

Resumen de: 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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METHOD FOR THE MEDIA-TIGHT CONNECTION OF TWO PLATE-SHAPED COMPONENTS

NºPublicación: DE102021207884A1 26/01/2023

Solicitante:

BOSCH GMBH ROBERT [DE]

Resumen de: US2023023750A1

The invention relates to a method for the media-tight connection of two plate-shaped components (1, 2), in particular two monopolar plates for the production of a bipolar plate, comprising the steps of:placing the first component (1) on a surface of a clamping device,placing the second component (2) on the first component (1),closing the clamping device,setting a first weld seam (3) on the second component (2), wherein a welding depth (t) is selected that is less than a material thickness (s) of the second component (2), with the result that a bend (5) is formed along the first weld seam (3) owing to the welding distortion, via which bend the second component (2) comes into linear contact with the first component (1),setting a connecting weld seam (4) on the first weld seam (3), with the result that the two components (1, 2) are welded to one another along the bend (5).

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FLOW FIELD PLATE FOR A FUEL CELL

NºPublicación: DE102021207840A1 26/01/2023

Solicitante:

CELLCENTRIC GMBH & CO KG [DE]
SCHUNK KOHLENSTOFFTECHNIK GMBH [DE]

WO_2023001870_PA

Resumen de: WO2023001870A1

The invention relates to a bipolar plate (1) for a fuel cell made of two plate halves (2, 3) with mutually facing surfaces (13, 15) and aligning elements (9) in the region of said surfaces (13, 15), said aligning elements having elevations (14) with a height (H) and corresponding depressions (12) with a depth (T). The invention is characterized in that all of the elevations (14) and corresponding depressions (12) have a greater extension (L1, L2) in the longitudinal direction (L) than in the transversal direction (Q), wherein four of the corresponding parts of the aligning elements (9) are arranged on each of the surfaces (13, 15), two respective parts of the parts lying on a common straight line (10, 11) and having the same orientation.

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

NºPublicación: US2023022303A1 26/01/2023

Solicitante:

TECHNIP ENERGIES FRANCE [FR]

EP_4123766_PA

Resumen de: 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

NºPublicación: US2023022392A1 26/01/2023

Solicitante:

AVL LIST GMBH [AT]

CN_114762155_PA

Resumen de: 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

NºPublicación: US2023023222A1 26/01/2023

Solicitante:

HYUNDAI MOTOR CO LTD [KR]
KIA CORP [KR]

Resumen de: 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

NºPublicación: US2023029261A1 26/01/2023

Solicitante:

MAN TRUCK & BUS SE [DE]

KR_20220113503_PA

Resumen de: 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

NºPublicación: US2023028373A1 26/01/2023

Solicitante:

TWISTED SUN INNOVATIONS INC [US]

JP_2022046793_A

Resumen de: 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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SELF-CHARGING ELECTROCHEMICAL CELLS

NºPublicación: US2023024358A1 26/01/2023

Solicitante:

KIM JANGWOO [US]

WO_2023004361_PA

Resumen de: 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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Überwachungssystem und Überwachungsverfahren zur Überwachung eines Kühlmittelflusses in einem Brennstoffzellensystem

NºPublicación: DE102021207940A1 26/01/2023

Solicitante:

BOSCH GMBH ROBERT [DE]

Resumen de: DE102021207940A1

Die vorgestellte Erfindung betrifft ein Überwachungssystem (100) zur Überwachung eines Kühlmittelflusses in einem Brennstoffzellensystem (105), wobei das Überwachungssystem (100) mindestens ein Kontrollgerät (101) umfasst,wobei das Kontrollgerät (101) dazu konfiguriert ist, eine Primärenergiebilanz anhand von Primärparametern eines an einem ersten Ort (103) des Brennstoffzellensystems (105) strömenden Kühlmittels zu ermitteln, wobei das Kontrollgerät (101) weiterhin dazu konfiguriert ist, eine Sekundärenergiebilanz anhand von Sekundärparametern an einem zweiten Ort (109) des Brennstoffzellensystems (105) zu ermitteln,wobei der erste Ort (103) und der zweite Ort (109) durch mindestens einen Wärmeüberträger (111) thermisch gekoppelt sind, und wobei das Kontrollgerät (101) weiterhin dazu konfiguriert ist, die Primärenergiebilanz mit der Sekundärenergiebilanz abzugleichen, und für den Fall, dass sich die Primärenergiebilanz mindestens um einen vorgegebenen Schwellenwert von der Sekundärenergiebilanz unterscheidet, eine Warnmeldung auszugeben.

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Brennstoffzellenvorrichtung und Verfahren zum Betreiben einer Brennstoffzellenvorrichtung

NºPublicación: DE102021119277A1 26/01/2023

Solicitante:

ROLLS ROYCE SOLUTIONS GMBH [DE]

Resumen de: DE102021119277A1

Die Erfindung betrifft ein Verfahren zum Betreiben einer Brennstoffzellenvorrichtung (17), wobei - in einem ersten Betriebszustand (Z1) der Brennstoffzellenvorrichtung (17) - einer Brennstoffzelle (19) der Brennstoffzellenvorrichtung (17) über eine erste Versorgungsleitung (21) ein Brennstoff zugeführt und über eine zweite Versorgungsleitung (23) ein Oxidationsmittel zugeführt wird, wobei - in einem zweiten Betriebszustand (Z2) - der Brennstoffzelle (19) über die erste und/oder zweite Versorgungsleitung (21, 23) ein Klebstoff zugeführt wird

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Verfahren zur Überwachung einer elektrochemische Zelleneinheit

NºPublicación: DE102021207855A1 26/01/2023

Solicitante:

BOSCH GMBH ROBERT [DE]

Resumen de: DE102021207855A1

Verfahren zur Überwachung einer elektrochemische Zelleneinheit (1, 49, 53) zur Wandlung elektrochemischer Energie in elektrische Energie als Brennstoffzelleneinheit (1) und/oder zur Wandlung elektrischer Energie in elektrochemische Energie als Elektrolysezelleneinheit (49) mit gestapelten elektrochemischen Zellen (2, 50, 52) als Zellenstack (61) mit den Schritten: Betreiben der elektrochemischen Zelleneinheit (1, 49, 53) mit für den Betrieb notwendigen Betriebsparametern, so dass elektrochemische Energie in elektrische Energie oder elektrische Energie in elektrochemische Energie umgewandelt wird, Erfassen eines Zellenparameters getrennt für je eine Zelle (2, 50, 52) des Zellenstacks (61) der elektrochemischen Zelleneinheit (1, 49. 53) mit Sensoren, Übermitteln der getrennt für die einzelnen Zellen (2, 50, 52) erfassten Zellenparameter an eine Recheneinheit, Bestimmung eines Zellzustands als eine temporäre Betriebsbeeinträchtigung oder als einen Schaden an je einer Zelle (2, 50, 52) in Abhängigkeit von den getrennt für je eine Zelle (2, 50, 52) erfassten Zellenparametern mittels der Recheneinheit (62, 63), wobei wenigstens ein Betriebsparameter der elektrochemischen Zelleneinheit (1, 49, 53) in einem Veränderungszeitraum, insbesondere abweichend von den für den Betrieb notwendigen Betriebsparametern, für die Überwachung verändert wird zu wenigstens einem Überwachungsbetriebsparameter und die elektrochemischen Zelleneinheit (1, 49, 53) während des Veränderungsz

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Kühlsystem, Brennstoffzellenfahrzeug und Verfahren zum Betreiben eines Kühlsystems

NºPublicación: DE102021118975A1 26/01/2023

Solicitante:

AUDI AG [DE]

Resumen de: DE102021118975A1

Die Erfindung betrifft ein Kühlsystem (1) für ein Kraftfahrzeug mit einem Kühlkreislauf, in den ein mindestens einen Brennstoffzellenstapel (6) umfassendes Brennstoffzellensystem (7), ein Kühler (4) sowie eine Haupt-Kühlmittelpumpe (5) eingebunden sind. In den Kühlkreislauf ist ein Wärmetauscher (12) eingebunden, durch den die Kühlmittelleitung des Kühlkreislaufs stofflich getrennt mit einer Brems-Kühlmittelleitung (16) eines Brems-Kühlkreislaufs (15) thermisch gekoppelt ist, und in den Brems-Kühlkreislauf (15) sind ein Bremswiderstand (17) und eine Pumpe (11) zur Zirkulation von Kühlmittel im Brems-Kühlkreislauf (15) eingebunden. Die Erfindung betrifft darüber hinaus ein Brennstoffzellenfahrzeug und Verfahren zum Betreiben eines Kühlsystems (1).

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FUEL TANK HEAT DISSIPATION SYSTEM FOR FUEL CELL COOLING

NºPublicación: US2023028037A1 26/01/2023

Solicitante:

ZEROAVIA INC [US]

Resumen de: US2023028037A1

A fuel tank heat dissipation system for fuel cell (FC) cooling is disclosed. in one example, at least one FC is in thermal communication with an intermediary heat exchanger. A fuel tank is also in fluid communication with the intermediary heat exchanger. A fluid is used to receive heat from the intermediary heat exchanger and flow along a first fluid path to the fuel tank. A nozzle is used to spray the fluid about an interior surface of the fuel tank, where the spray of the fluid about the interior of the fuel tank allows the fluid to dissipate the heat. A second fluid path from the fuel tank to the intermediary heat exchanger, the second fluid path to return the fluid that has dissipated the heat to the intermediary heat exchanger.

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

Nº publicación: US2023028170A1 26/01/2023

Solicitante:

ESS TECHNOLOGY INC [US]

US_2021143463_A1

Resumen de: 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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