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METHOD FOR TRANSPORTING HYDROGEN FROM A FLOATING WIND TURBINE TO A WATER VEHICLE

Resumen de: WO2024115474A1

The aim of the invention is to transport energy produced in an environmentally friendly manner by means of an offshore wind turbine to land in a simple and reliable manner. This is achieved by a method (100) for transporting hydrogen from a floating wind turbine (10) to a water vehicle (11), wherein hydrogen is provided in a storage tank (31) of a floating wind turbine (10), and a water vehicle (11) with a transport tank (36) is positioned by the floating wind turbine (10). The hydrogen is transported from the storage tank (31) to the transport tank (36) using a line (35) which is designed to transport the hydrogen.

Solid electrochemical device

Resumen de: GB2640063A

Provided is a solid electrochemical device comprising: a solid electrolyte which has a first main surface and a second main surface that is opposite from the first main surface; a first electrode which has a third main surface and a fourth main surface that is opposite from the third main surface and which is provided such that the third main surface faces the first main surface; a first current collector which has a fifth main surface and a sixth main surface that is opposite from the fifth main surface and which is provided such that the fifth main surface faces the fourth main surface; and a first interconnector which has a seventh main surface and which is provided such that the seventh main surface faces the sixth main surface, wherein the seventh main surface of the first interconnector is a flat surface, the first current collector includes a first porous metal body that has a three-dimensional network structure, and the fifth main surface has a plurality of first through-holes that are formed so as to extend along a first direction from the fifth main surface to the sixth main surface.

RECYCLING OF CATALYST COATED MEMBRANE COMPONENTS

Resumen de: CN120092333A

A method of recycling a spent catalyst coated membrane, wherein the spent catalyst coated membrane comprises: a membrane comprising a membrane ionomer; a first catalyst layer disposed on one side of the membrane, the first catalyst layer comprising a first catalyst and a first catalyst layer ionomer; and a second catalyst layer disposed on opposite sides of the membrane, the second catalyst layer comprising a second catalyst and a second catalyst layer ionomer. The method is configured to recover the first catalyst layer ionomer and the second catalyst layer ionomer in addition to the catalyst materials and the membrane ionomer.

Fluid treatment apparatus

Resumen de: GB2639995A

Fluid treatment apparatus 10 for undertaking electrolysis of a fluid to thereby produce hydrogen gas, and/or undertake electro-coagulation of the fluid to thereby reduce the presence of suspended solids in the fluid, and/or to undertake desalination of the fluid, the apparatus comprises a tank 50 containing water, the tank including electrodes 120 connected to an electrical supply 150, wherein the electrodes include an anode and a cathode. The electrical supply is arranged to supply electricity to the electrodes such that the voltage between the anode and a reference point at a constant electric potential varies as a function of time, wherein the time-dependence of the voltage between the anode and the reference point is described by a function V(), defined for any time as the greatest value of 1(), 2() and 3(), which are defined herein. A waveform of the voltage () that is applied between the anode and a reference point is sinusoidal. A method of treating fluid is also described.

GREEN ELECTRIC VOLTAGE SOURCE

Resumen de: EP4629404A1

A method and an apparatus to generate an electric voltage by contacting the inside of a closed mild carbon steel tube at a temperature between 250°C and 1200°C with di-Hydrogen obtained by electrolysis of pure water, said di-Hydrogen being at a pressure between 0 and 10 Bar gauge.

MEMBRANE SEPARATOR FOR ELECTROLYSIS OF ALKALINE WATER

Resumen de: CN120303449A

The present invention relates to a symmetric separator membrane for electrolyzing alkaline water and having a uniform pore distribution.

ELECTROLYTIC UNIT AND ELECTROLYTIC STACK

Resumen de: EP4628629A2

The present application provides an electrolytic unit, comprising: a plate having a first side and a second side opposite each other, the first side being an anode side, and the second side being a cathode side; an anode porous transport layer and a cathode porous transport layer respectively disposed at the first side and the second side; an exchange membrane; an anode catalyst layer and a cathode catalyst layer respectively disposed at two sides of the exchange membrane; an anode gas diffusion electrode positioned on the anode catalyst layer; and a cathode gas diffusion electrode positioned on the cathode catalyst layer; wherein the cathode porous transport layer, the plate and the anode porous transport layer are formed as an integral mechanical portion, and the anode gas diffusion electrode, the anode catalyst layer, the exchange membrane, the cathode catalyst layer and the cathode gas diffusion electrode are formed as an integral electrochemical portion. The present application also provides an electrolytic stack comprising the electrolytic unit described above. The technical solutions of the present application facilitate the assembly and maintenance of the electrolytic unit and the electrolytic stack.

Method of producing hydrogen using aluminium

Resumen de: GB2639836A

A method of producing hydrogen is disclosed which comprises providing apparatus including a first container having an inlet and a second container having an outlet, wherein the first container and second container contain liquid aluminium or a liquid aluminium alloy, and wherein said liquid has a first surface proximate the inlet; reacting said liquid in the first container with water vapour supplied to the first container via the inlet in order to generate hydrogen which dissolves in the liquid, wherein said reaction takes place either at the surface or in the liquid; causing the hydrogen dissolved in said liquid to move to the second container; extracting hydrogen in the form of gas from liquid in the second container.

WATER SEALED TANK

Resumen de: WO2024115781A1

The invention concerns a water sealed tank, comprising : a tank body and a heat conducting pipe. The tank body comprises a gas-liquid inlet, a water outlet and a gas outlet, wherein the gas outlet is close to or located on a top portion of the tank body and communicates with the tank body, the water outlet is close to or located on a bottom portion of the tank body, the gas-liquid inlet communicates with the tank body and is used for feeding a gas-water mixture into the tank body, and a gas separated from the gas-water mixture inside the tank body is discharged from the gas outlet. At least a part of the heat conducting pipe is located inside the tank body, and used for a liquid to flow through, so as to allow the heat conducting pipe to exchange heat with water inside the tank body and heat the water inside the tank body. A water electrolysis process for preparing hydrogen generates a lot of additional heat. By using the heat generated by electrolysis to heat the water inside the water sealed tank, the heat is effectively utilized without adding additional heating facilities in the water sealed tank to increase the water temperature, thereby reducing the waste of energy.

METHOD FOR MANUFACTURING MEMBRANE ELECTRODE ASSEMBLY

Resumen de: US2025309291A1

In a first stacked body providing step, a first stacked body, in which a first ionomer material having an ion exchange capacity of less than a predetermined value and a first electrode are stacked, is provided. In a second stacked body providing step, a second stacked body, in which a second ionomer material having an ion exchange capacity of equal to or greater than the predetermined value and a second electrode are stacked, is provided. In a substrate providing step, an electrolyte substrate is provided. In a swelling step, the first stacked body, the second stacked body, and the electrolyte substrate are caused to swell. In a joining step, the electrolyte substrate and the first ionomer material of the first stacked body are joined together, and the electrolyte substrate and the second ionomer material of the second stacked body are joined together.

METHOD AND SYSTEM FOR DIRECT HYDROGEN FUEL INJECTION OF COMBUSTION ENGINE

Resumen de: US2025305442A1

A hydrogen fuel injection system can include a vessel having a fuel source inlet for receiving fuel, at least one electrically conductive mass within the vessel for providing increased surface area to the fuel, a first electrode having a first polarization coupled to the at least one electrically conductive mass, a second electrode having an opposite polarization from the first polarization and coupled to the at least one electrically conductive mass, wherein the first electrode and second electrode are arranged and constructed to break down the fuel into hydrogen and oxygen when a power source applies a voltage across the first electrode and second electrode, a non-conductive barrier that at least partially isolates the first electrode from the second electrode, and at least a first outlet coupled to the vessel serving as a hydrogen fuel outlet to a combustion engine.

WATER ELECTROLYZER SYSTEM

Resumen de: US2025305164A1

The invention relates to a water electrolyzer system (1) for producing hydrogen. According to the invention, the water electrolyzer system (1) comprises an electrolysis stack (8) for converting water into hydrogen, a power electronics means (12) for transforming the alternating current into a direct current in order to supply the electrolysis stack (8), components (56, 64, 72, 80) for preparing the process media supplied to and discharged from the electrolysis stack (8), and a control unit (18) for controlling the electrolysis stack (8), as well as the power electronics means (12) and the components (56, 64, 72, 80) for preparing the media. At least the electrolysis stack (8), the power electronics means (12), and the control unit (18) are formed together as an electrolyzer module (36), and the components (56, 64, 72, 80) for preparing and conveying the media are formed together as a process module (52). The modules (36, 52) are provided with connection means (32, 40, 48, 84), via which the individual modules (36, 52) can be fluidically and electrically connected together.

BYPASSABLE CIRCUITRY ARRANGEMENTS FOR ELECTROLYZERS WITH BYPASSABLE BIPOLAR PLATES

Resumen de: US2025305169A1

Various examples are directed to an electrolyzer system comprising an electrolyzer stack and a control circuit. The electrolyzer stack may comprise a first bipolar plate, a second bipolar plate parallel to the first bipolar plate and a third bipolar plate parallel to the second bipolar plate. The electrolyzer stack may further comprise a first switch electrically coupled between the first bipolar plate and the second bipolar plate to selectively electrically couple the first bipolar plate and the second bipolar plate, and a second switch electrically coupled between the first bipolar plate and the second bipolar plate to selectively electrically coupled the second bipolar plate and the third bipolar plate. The controller circuit may be configured to actuate the first switch to electrically couple the first bipolar plate and the second bipolar plate.

ELECTRODE COMPOSITIONS

Resumen de: US2025305167A1

The present disclosure relates to electrode compositions, in particular electrode compositions comprising hybrid electrode particles, which can be used in solid oxide electrochemical cells. The present disclosure also relates to processes for preparing hybrid electrode particles. The present disclosure also relates to electrodes, including sintered electrodes, comprising the electrode compositions, and to solid oxide electrochemical cells comprising the electrode compositions.

GAS PRODUCTION SYSTEM

Resumen de: US2025305155A1

A gas production system includes an electrolyzer configured to provide a gas comprising hydrogen gas and oxygen gas. The gas production system includes a housing having a housing inlet configured to receive the gas from the electrolyzer. The gas production system includes a first catalyst member configured to receive the gas from the housing inlet. The gas production system includes a second catalyst member configured to receive the gas from the first catalyst member. The gas production system includes a first injector configured to selectively provide a first amount of a treatment gas into the housing at a location between the housing inlet and the first catalyst member. gas production system includes a second injector configured to selectively provide a second amount of the treatment gas into the housing at a location between the first catalyst member and the second catalyst member.

MEMBRANE

Resumen de: US2025305160A1

An electrolyte membrane comprising a recombination catalyst layer. The membrane has a thickness of less than or equal to 100 μm and is a single coherent polymer film comprising a plurality of ion conducting polymer layers. The recombination catalyst layer comprises particles of an unsupported recombination catalyst dispersed in an ion conducting polymer and the layer has a thickness in the range of and including 5 to 30 μm. Catalyst coated membranes (CCMs) incorporating the electrolyte membranes are also provided, together with methods of manufacturing the electrolyte membranes.

ELECTRODES FOR ELECTROCHEMICAL WATER SPLITTING

Resumen de: US2025305154A1

An electrode composition includes one or more catalyst layers including one or more active catalytic metals and a tantalum oxide (TaxOy) support, and a substrate, wherein the one or more active catalytic metals include one or more of ruthenium, platinum, and iridium, and the one or more catalyst layers are in contact with the substrate.

ELECTROLYSER COMPRISING A MULTIPLE-JUNCTION PHOTOVOLTAIC CELL

Resumen de: US2025305163A1

An electrolyser includes an electrolysis assembly having an electrolysis cell configured to generate an electrolysis product from a supply medium. The electrolyser has a multi-junction photovoltaic cell having multiple p-n junctions and a regulation assembly having an electric power converter configured to convert at least a part of the electrical energy generated by the multi-junction photovoltaic cell according to requirements of the electrolysis assembly so as to provide an energy supply for the electrolysis assembly.

DIFFERENTIAL PRESSURE ELECTROLYSIS CELL, DIFFERENTIAL PRESSURE ELECTROLYSIS STACK, AND METHOD OF PRODUCING DIFFERENTIAL PRESSURE ELECTROLYSIS CELL

Resumen de: US2025305161A1

A differential pressure electrolysis cell for producing a gas having a higher pressure than a fluid at the second electrode by applying a voltage between a first electrode and a second electrode to electrolyze the fluid containing water and supplied to the first electrode, wherein an electrolyte membrane of the differential pressure electrolysis cell includes: a first layer facing the first electrode and having a first ion exchange capacity per unit area; and a second layer facing the second electrode and having a second ion exchange capacity per unit area, and the second ion exchange capacity is larger than the first ion exchange capacity.

Microwave-assisted Solid Oxide Electrolysis Cell (SOEC), Proton Conducting Solid Oxide Electrolysis Cell (H-SOEC), Reversible Proton Conducting Solid Oxide Electrolysis Cell (rH-SOEC) or Reversible Solid Oxide Electrolysis Cell (rSOEC) for Hydrogen Production

Resumen de: US2025305156A1

A method of enhancing an electrolysis reaction in a solid oxide electrolysis cell (SOEC) for hydrogen production featuring: providing a water vapor stream to a cathode chamber of a SOEC; wherein the SOEC has an cathode chamber and an anode chamber, wherein the cathode chamber contains a catalyst; and wherein the catalyst has one or more conducting oxides and one or more catalytically active materials dispersed within the conducting oxides; and applying an electromagnetic field to the SOEC with a prescribed frequency and pulse mode specific to interactions of the catalyst and the electromagnetic field with the SOEC; and applying a DC bias to the SOEC, resulting in production of some amount of hydrogen from the water vapor stream in the cathode chamber of the SOEC.

POWER SUPPLY SYSTEM, METHOD FOR CONSTRUCTING A POWER SUPPLY SYSTEM AND USE OF THE POWER SUPPLY SYSTEM

Resumen de: US2025309411A1

The invention relates to a power supply system comprising a modular combination of a hydrogen generation unit, a hydrogen usage unit and a control or regulation unit for controlling or regulating the operation of the hydrogen generation unit and the hydrogen usage unit.

OXYGEN ELECTRODE FOR SOLID OXIDE ELECTROLYSIS CELL AND METHOD OF MANUFACTURING THE SAME

Resumen de: US2025305165A1

The present disclosure relates to an oxygen electrode for solid oxide electrolysis cell and a method of manufacturing the same.

Electrochemical reaction device and method of operating electrochemical reaction device

Resumen de: AU2025201297A1

An electrochemical reaction device includes: an electrochemical reaction structure including a cathode to reduce carbon dioxide to produce a carbon compound, an anode to oxidize water to produce oxygen, a diaphragm therebetween, a cathode flow path on the 5 cathode, and an anode flow path on the anode; a first flow path through which a first fluid to the cathode flow path flows; a second flow path through which a second fluid to the anode flow path flows; a third flow path through which a third fluid from the cathode flow path flows; a fourth flow path through which a fourth fluid from the anode flow path flows; and a gas-liquid separator in or on the anode flow path and to separate a gas containing the 10 oxygen from a fifth fluid containing the water and the oxygen through the anode flow path. An electrochemical reaction device includes: an electrochemical reaction structure including a cathode to reduce carbon dioxide to produce a carbon compound, an anode to 5 oxidize water to produce oxygen, a diaphragm therebetween, a cathode flow path on the cathode, and an anode flow path on the anode; a first flow path through which a first fluid to the cathode flow path flows; a second flow path through which a second fluid to the anode flow path flows; a third flow path through which a third fluid from the cathode flow path flows; a fourth flow path through which a fourth fluid from the anode flow path flows; 10 and a gas-liquid separator in or on the anode flow path and to separat

HYDROGEN GENERATION VIA HIGH FLUID VELOCITY ELECTROLYSIS AND GAS SEPARATION

Resumen de: AU2024286612A1

Disclosed are a system and method for the generation of hydrogen from a source of liquid comprising water. The system comprises a high fluid velocity electrolyzer comprising an inlet and an outlet, the inlet of the high fluid velocity electrolyzer fluidly connected to the source of liquid, and a gas fractionation system fluidly connected to the outlet of the high fluid velocity electrolyzer.

HYDROGEN GAS GENERATION SYSTEM

Nº publicación: AU2024245597A1 02/10/2025

Solicitante:

THE REGENTS OF THE UNIV OF CALIFORNIA
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA

Resumen de: AU2024245597A1

A hydrogen gas production system includes a first electrode having an electrocatalyst, a second electrode having an electron donor material including a plurality of active sites, the second electrode being structured to release electrons from the active sites in a predetermined operating potential range lower than an operating potential triggering oxygen evolution reaction; a first electrolyte in contact with the first and second electrodes, the electrolyte being a source of hydrogen protons; and a power source structured to provide the predetermined operating potential range to the system for the release and transfer of the electrons from the second electrode to the first electrode such that the hydrogen protons combine with the electrons to generate hydrogen gas.