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175
resultados
Última actualización
12/11/2026 [06:55:00]
Resumen de: US20260348470A1
0000 A seal assembly, which comprises two seal elements connected to one another via a shape adaptation element. In this case, the shape adaptation element comprises a shape adaptation section and two connecting sections for connecting the shape adaptation element to the two seal elements of the seal assembly. The shape adaptation section can be transformed from a production state to an installation state by stretching or bending.
Resumen de: US20260352006A1
The present invention provides a redox flow battery system including: a main cell that performs charge and discharge through supply of a positive electrolyte and a negative electrolyte; a plurality of monitor cells selected from the group consisting of a bipolar monitor cell, a positive monitor cell, and a negative monitor cell; and a controller that controls charge and discharge of the main cell. The controller issues an operation command to an alarm device when a specific condition is satisfied.
Resumen de: US20260348482A1
Provided is a tank valve apparatus that prevents moisture mixed with hydrogen from flowing into a control valve provided to the valve apparatus when a tank is filled with the hydrogen via the valve apparatus.A valve apparatus included in a tank for storing hydrogen includes a control valve that controls supply of hydrogen stored in a tank body of the tank to the outside, a supply passage provided with the control valve, a tank passage communicating with the tank body, a three-way valve to which the tank passage and the supply passage are connected, and a filling passage that introduces hydrogen into the three-way valve. When the tank is filled with hydrogen, a valve body of the three-way valve is actuated by the pressing force of hydrogen introduced from the filling passage, the filling passage and the tank passage communicate with each other and the filling passage and the supply passage are closed from each other.
Resumen de: US20260351641A1
The objective of the present invention is to provide a membrane electrode assembly which includes a hydrocarbon based polymer electrolyte membrane and gas diffusion electrodes. When incorporated in a fuel cell, it is low in electrical resistance and thermal resistance and serves to show a high power generation performance. It is a membrane electrode assembly that includes a hydrocarbon based polymer electrolyte membrane having a catalyst layer and a gas diffusion electrode disposed in this order on each surface of the hydrocarbon based polymer electrolyte membrane, the catalyst layer-side surface of each gas diffusion electrode having an arithmetic average roughness of 7 μm or less.
Resumen de: CA3305335A1
The present disclosure provides an airship (100) comprising a hydrogen tank (102) to store hydrogen at a first pressure, a pressure regulator (104) to receive a first hydrogen stream (106) from the hydrogen tank (102) and regulate the pressure of the first hydrogen stream (106) to a second level to generate a second hydrogen stream (108), a flow splitter (110) to receive the second hydrogen stream (108) from the pressure regulator (104) and split the second hydrogen stream (108) into a first fraction (114) and a second fraction (118), a fuel cell (112, 302) to collect the first fraction (112) of the second hydrogen stream (108) and generate electrical energy from the collected first fraction (114), and an envelope storage (116, 200, 312) to receive the second fraction (118) of the second hydrogen stream (108) and accumulate the received second fraction (118) of hydrogen to generate a lifting force.
Resumen de: US20260349036A1
The application relates to a transport and testing trolley for moving and conditioning and/or testing stacked assemblies of electrolyser and/or fuel cell components. The trolley allows to take stacks immediately at the end of an in-zone production, for example an in-line production, to transport them directly to a conditioning and/or testing station and to implement conditioning and/or testing step(s) of said stacks directly on the trolley, without having to manipulate them before said steps.
Resumen de: US20260351632A1
A gas diffusion layer for a fuel cell, including a flat electrically conductive fiber material, and a microporous layer on at least one of the surfaces of the fiber material. The microporous layer relative to a base surface of the gas diffusion layer, in an x, y plane, has at least one property gradient with respect to at least one chemical and/or physical property. The fiber material is coated with a precursor to form the microporous layer, where a composition of the precursor is varied to produce a gradient. The coated fiber material is subjected to a post-treatment at elevated pressure and/or elevated temperature.
Resumen de: US20260351645A1
0000 The present invention relates to a solid oxide cell, such as a solid oxide fuel cell (SOFC) or a solid oxide electrolyser cell (SOEC), containing at least one structural component comprising doped zirconia, which includes more than 80 Vol % of metastable transformable tetragonal zirconia ceramic materials, having a superior resistance to high-temperature isothermal degradation.
Resumen de: US20260351643A1
The purpose of the present invention is to provide a compound capable of producing a polymer having excellent alkali durability, a polymer including the compound as a monomer, an electrolyte membrane having excellent alkali durability using the polymer, and a fuel cell and an electrolysis apparatus using the electrolyte membrane. A compound represented by the following Formula (1) and a polymer including the compound as a monomer. (X1—)2Ar1(-L1-RN+)n(Ac−)n/c (1) Where, X1 is a hydrogen atom or a halogen atom, Ar1 is a 2+n valent group having an aromatic ring, L1 is a single bond or divalent hydrocarbon group, RN+ is a group having a ring structure containing N+, Ac− is a c valent counter anion, n is an integer of 1 or more, c is 1 or 2.
Resumen de: CA3329271A1
A polymer capable of forming an electrolyte membrane having excellent ability to suppress gas permeation, an electrolyte membrane having excellent ability to suppress gas permeation, and a membrane electrode assembly, a fuel cell, and a water electrolysis device using the electrolyte membrane are provided. A polymer has a structural unit represented by the following formula (1) where R1 is an alkyl group having a carbon number of 1 to 12 that has an ion exchange group, R2 is a halogen atom or a hydrocarbon group that may have a substituent, m1 is an integer from 0 to 3, Ar1 is an aromatic group that may have a halogen atom or a hydrocarbon group as a substituent, or a group in which an aromatic group that may have a halogen atom or a hydrocarbon group as a substituent is linked via a single bond, and a carbon atom constituting an aromatic group is bonded to a fluorene skeleton.
Resumen de: CA3329085A1
The present disclosure relates to a hollow fiber membrane for a fuel cell membrane humidifier, a method of manufacturing the same, and a fuel cell membrane humidifier including the hollow fiber membrane, the hollow fiber membrane including a polymer support and an amine-based antioxidant having a molecular weight of 1000 or less, wherein the amine-based antioxidant is included in a non-crosslinked form in the polymer support.
Resumen de: US20260347551A1
To provide a method for producing a liquid composition containing a fluorinated polymer with a small particle size, and being excellent in production consistency. From a mixture obtained by subjecting a fluorinated polymer F having a group convertible to an ion exchange group to a hydrolysis treatment and conversion to acid form to convert the group convertible to an ion exchange group into an acid-form ion exchange group in a first solvent, a solid composition containing a fluorinated polymer H having an ion exchange group and the first solvent is separated; a treatment to remove the first solvent from the solid composition is conducted to obtain a composition having a content of the first solvent relative to the total mass of the fluorinated polymer H of 2 to 200 mass %; and the composition is mixed with a second solvent containing water and an alcohol to obtain a liquid composition containing the fluorinated polymer H having an ion exchange group.
Resumen de: US20260351638A1
Oxygen electrodes, production methods and reversible, alkaline or anion exchange membrane (AEM) electrochemical devices are provided. The oxygen electrodes are operable in the reversible devices both as cathodes of a fuel cell supporting an oxygen reduction reaction (ORR), and as anodes of an electrolyzer supporting an oxygen evolution reaction (OER). The oxygen electrodes comprise a substrate layer which may be a porous transport layer (PTL), possibly coated and/or hydrophobized, or a membrane; and a blend of catalysts which is deposited on the substrate layer to form a catalyst layer, and includes ORR catalyst (e.g., a platinum group metal), OER catalyst (e.g., nickel-based particles), and possibly binders such as ionomers, PTFE or other polymers that are resistant in alkaline environment, but with the catalyst layer and the substrate layer being devoid of elemental carbon.
Resumen de: US20260351627A1
A portable small fuel cell includes a cell, a board and a vacuum container. The board includes a main portion, a cantilever portion, a fixed portion, first and second inlet channels and first and second outlet channels. The first inlet channel introduces reducing fuel gas into the anode of the cell. The first outlet channel discharges reducing fuel exhaust gas from the anode of the cell. The second inlet channel introduces oxidant fuel gas into the cathode of the cell. The second outlet channel discharges oxidant fuel exhaust gas from the cathode of the cell. The first inlet and outlet channels are disposed for heat exchangeable within a cantilever portion. The second inlet and outlet channels are disposed for heat exchangeable within the cantilever portion. The vacuum container traps heat generated from the cell. The vacuum container encircles the board and where the fixed portion is fixed.
Resumen de: AU2025378114A1
The invention provides an integrated system for preparing a dehydrogenated product from an alcohol, the integrated system comprising a heat integration system for heat transfer from at least one heat source to the at least one heat sink. The at least one heat sink includes a feed stream comprising an alcohol and/or an electrolyser system having an electrochemical cell configured for carrying out a partial dehydrogenation process to produce a product stream comprising hydrogen and a co-product stream comprising a dehydrogenated product from the alcohol of the feed stream and/or an infrastructure for handling and/or storing the co- product stream. The at least one heat source includes a hydrogen fuel cell for generating electricity from the product stream of the electrolyser system, wherein operation of the hydrogen fuel cell generates heat, and/or the electrolyser system, wherein the electrolyser system is configured to operate the electrochemical cell so as to generate heat.
Resumen de: AU2025376793A1
An electrochemical process and apparatus for generating electricity from an alcohol. Electricity is generated in a hydrogen fuel cell utilising hydrogen produced by partial dehydrogenation of the alcohol in an electrolyser.
Resumen de: AU2025375397A1
An electrochemical process and apparatus for producing hydrogen and a dehydrogenated product from partial oxidation of an alcohol. The hydrogen may be utilised in a hydrogen fuel cell to generated electricity, e.g., to power a vehicle.
Resumen de: CA3329791A1
Provided are an electrode catalyst, an electrode for a fuel cell, and a fuel cell which contain a porous silicon nitride composite material having both a high BET specific surface area and high conductivity, and a method for producing an electrode catalyst containing a porous silicon nitride composite material of which a pore diameter can be controlled, by using an organic alkoxysilane of a type widely distributed as an industrial raw material. An electrode catalyst of the present invention includes a porous silicon nitride composite material including silicon nitride (Si3N4) and a carbon material, and particles containing a noble metal, supported on the porous silicon nitride composite material. The porous silicon nitride composite material has a BET specific surface area of 50 m2/g or more and 400 m2/g or less, and a conductivity of 1.0 S/cm or more and 25 S/cm or less.
Resumen de: CA3329789A1
The purpose of the present invention is to provide an electrode catalyst containing a porous silicon nitrooxy carbide composite material having both a high BET specific surface area and high conductivity, an electrode for a fuel cell, and a fuel cell, and a method for manufacturing an electrode catalyst containing a porous silicon nitrooxy carbide composite material capable of controlling a pore diameter using an organic alkoxysilane of a type widely distributed as an industrial raw material. The electrode catalyst of the present invention includes a porous silicon nitrooxy carbide composite material containing silicon nitrooxy carbide (SiCNO) and a carbon material, and particles containing a noble metal and supported on the porous silicon nitrooxy carbide composite material. The porous silicon nitrooxy carbide composite material has a BET specific surface area of 100 m2/g or more and 400 m2/g or less and a conductivity of 1.0 S/cm or more and 25 S/cm or less.
Resumen de: US20260351630A1
0000 The present application relates to a metal separator and a method for manufacturing same. According to the metal separator and the manufacturing method therefor of the present application, electrical conductivity and corrosion resistance can be excellent at the same time.
Resumen de: US20260351635A1
A computer-implemented method for detecting purging caused by an anode purge valve in a fuel cell has the steps of: detecting an actuation phase of the anode purge valve for causing purging; monitoring a first measurement variable that depends on a pressure which changes if purging takes place; monitoring a second measurement variable that influences the pressure independently of purging; in the event of a change in the first measurement variable in a monitoring period during and/or after the actuation phase, determining whether the second measurement variable has changed before or in the monitoring period; and detecting that purging is taking place under the criterion that the second measurement variable has not changed before or in the monitoring period.
Resumen de: AU2025258545A1
A fuel cell comprising: a cathode catalyst layer containing a cathode-side proton-conductive ionomer; an anode catalyst layer; and an electrolyte layer disposed between the cathode catalyst layer and the anode catalyst layer and containing a proton conductor, wherein the cathode-side proton-conductive ionomer contains a Group 16 element-oxygen-acid compound, and the proton conductor contains a Group 15 element-oxygen-acid compound.
Resumen de: US20260351629A1
0000 Provided is an air-blast abrasion material comprising a carbon powder having a new Mohs hardness of 2.5-7.0. The air-blast abrasion material does not readily remain on the surface of an object being blasted, and therefore, little residue of the abrasion material remains on the surface of a fuel cell separator in which at least part of the surface is subjected to roughening treatment using the air-blast abrasion material.
Resumen de: AU2024440099A1
The present invention relates to an electrode assembly for electrochemical cells comprising a plurality of electrodes stacked in a configuration; wherein each electrode is positioned on top of another electrode, the electrodes having different porosities and creating local turbulence to enhance electrolyte efficiency, said assembly may include two, three, four, or five electrodes, with the pore size of the pores of the first electrode being larger than the pore size of the second electrode to cause turbulent flow over the surfaces of the plurality of electrodes.
Nº publicación: US20260351634A1 05/11/2026
Solicitante:
SCHAEFFLER TECHNOLOGIES AG [DE]
Schaeffler Technologies AG & Co. KG
Resumen de: US20260351634A1
A plate of a stack of electrochemical cells, in particular an electrolysis cell stack or a fuel cell stack, has an underside, an upper side and at least one end face, and a strip-type seal having at least one sealing lip is integrally bondingly mounted only on the at least one end face.
BOPI
Sede Electrónica
