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1065
resultados
Última actualización
20/10/2025 [06:57:00]
Resumen de: AU2024291100A1
The invention relates to an energy supply system (20) for coupling to a wind turbine (30) used in island mode, wherein the wind turbine (30) is configured to operate an electrolysis system (11) for producing green hydrogen using wind energy, wherein the energy supply system (20) has a solar energy source (21), comprising a photovoltaic module (22) and/or a solar thermal collector (23), which is configured to supply the electrolysis system (21), in particular an enclosure (12) and water-conducting lines of electrolysis units of the electrolysis system (11), with thermal energy in the event of the absence of wind energy. The invention also relates to a corresponding method for supplying solar energy to a wind turbine (30) used in island mode.
Resumen de: WO2025215257A1
The invention relates to generating fuel for an internal combustion engine such as a piston engine or a gas turbine. The invention relates to a system, apparatuses and methods for producing hydrogen and for hydrogen fuel enhancement. The invention relates in particular to an electrolyser that comprises an electrolyser housing enclosing an interior space that is adapted for containing a water reservoir. The electrolyser housing comprises a side wall and a top cover and a bottom cover that are tightly connected to the side wall. The electrolyser further comprises a plurality of elongate electrodes that extend from the bottom cover and/or the top cover into the interior space enclosed by the electrolyser housing. The electrodes are electrically isolated from the electrolyser housing and are electrically connected to electric conductors for feeding DC current to the electrodes. The electric connections are configured to connect electrodes acting as cathodes to a negative voltage terminal of a DC electric power source and to connect electrodes acting as anodes to a positive voltage terminal of a DC electric power source.. The invention further relates to a method of producing hydrogen enhanced hydrocarbon fuel comprising the steps of. - producing hydrogen from water by means of an electrolyser - vaporizing hydrocarbon fuel - mixing the hydrogen and the vaporized hydrocarbon fuel - compressing the mixture of hydrogen and the vaporized hydrocarbon fuel, and - ionizing the compressed
Resumen de: AU2024236667A1
The present disclosure is directed to a geothermal hydrogen production and compression system, wherein the system comprises an impure water intake to receive water from a impure water source, at least one geothermal well having a well inlet to receive the impure water from the impure water intake in to the geothermal well and one or more well outlets adapted to return heated impure water from the geothermal well, one or more well outlets being adapted to direct the heated impure water from the geothermal well through a steam engine providing a mechanical output, a purification plant comprising one or more purification chambers for separating impurities from the heated impure water expelled from the steam engine to produce at least some fresh water, one or more discharge outlets to discharge one or more products of the purification plant wherein the fresh water is directed to an electrolyser for electrolysis to produce hydrogen gas, where the hydrogen gas is passed through a hydrogen compressor coupled to the mechanical output and pressurised in a storage apparatus.
Resumen de: WO2025214639A1
The invention relates to a gas diffusion layer (5) for an electrolysis cell (1), comprising a fine layer (51) and a coarse layer (52). The fine layer (51) comprises a fine structure with pores of a first pore size, and the coarse layer (52) comprises a coarse structure with pores of a second pore size. The coarse layer (52) comprises a plurality of spiral elements (520), the spiral elements (520) are interwoven, and at least one spiral element (520) is freely movable, in particular freely rotatable, The gas diffusion layer further comprises at least one intermediate layer (53). The at least one intermediate layer (53) comprises an intermediate structure with pores of an intermediate pore size, and the intermediate layer (53) is provided between the fine layer (51) and the coarse layer (52), said intermediate pore size being larger than that of the fine layer (51) and smaller than that of the coarse layer (52).
Resumen de: WO2025217582A1
Embodiments of the present disclosure provide for a processing system and methods for carbon capture and emissions reduction associated with industrial processes. The processing system includes an electrolysis plant, a first kiln, a second kiln, and a carbon capture system. The electrolysis plant configured to generate oxygen and hydrogen from a first amount of water. The first kiln is configured to receive the oxygen generated by the electrolysis plant and to produce a second amount of water, a commercial product, and flue gas via an oxy-combustion reaction. The second kiln is configured to receive the hydrogen generated by the electrolysis plant and to produce a third amount of water, the commercial product, and an exhaust gas via a combustion reaction. The carbon capture system is configured to receive flue gas from the first kiln.
Resumen de: WO2025217322A1
Various aspects of this disclosure relate to large-scale commercial systems and methods of thermochemical processes to produce green hydrogen or syngas from one or more of a hydrocarbon, H2O, and CO2 via a thermochemical gas splitting reactor system. In some embodiments, the systems and methods include a standalone thermochemical reactor that bypasses the requirement for direct concentrated solar radiation as the source of process heat. In some embodiments, the systems and methods include a well-insulated, refractory-lined steel pressure vessel, in which process gases heated indirectly via radiation can be delivered to facilitate the desired thermochemical reactions in a fluidized bed configuration.
Resumen de: US2025320615A1
A gas management system includes an anodic chamber, a cathodic chamber, and a membrane assembly configured to remove bubbles from an electrochemical cell to increase hydrogen generation of the electrochemical cell. The membrane assembly includes a first outer layer arranged between the cathodic chamber and the anodic chamber, a second outer layer arranged between the first outer layer and the cathodic chamber, and a spacer layer arranged between the first outer layer and the second outer layer.
Resumen de: US2025320617A1
A water electrolysis cell has: an oxygen generating electrode containing an oxygen generating catalyst; a hydrogen generating electrode containing a hydrogen generating catalyst; and a membrane that separates the oxygen generating electrode and the hydrogen generating electrode, and electrolyzes water to generate oxygen on the oxygen generating electrode and generate hydrogen on the hydrogen generating electrode. A control device controls electric current supply to the water electrolysis cell so that a potential of the oxygen generating electrode is higher than a reduction potential of the oxygen generating catalyst and lower than an oxygen generating potential, and a potential of the hydrogen generating electrode is lower than an oxidation potential of the hydrogen generating catalyst, during an operation stop.
Resumen de: US2025320613A1
A reactor for producing hydrogen from water by applying a magnetic field and positive and negative electric charges to the water, and by heating the water with a hot gas. The reactor comprises a housing, at least one conduit for supplying water to the housing, at least one magnetic inductor for applying a magnetic field to the water, electrode plates for applying positive and negative charges to the water, and a conduit for supplying a hot gas to the housing. The reactor also includes a conduit for removing the hydrogen from the housing. The hydrogen produced by the reactor may be supplied as at least a portion of the fuel required to power or run generators that provide electric power to substations, dams, or buildings, or engines in vehicles such as cars, trucks, buses, boats, ships, locomotives, motorcycles, airplanes, submarines, golf carts, lawn mowers, and Zambonis.
Resumen de: US2025320419A1
Systems and methods for producing green hydrogen from a source material (e.g., biowaste) are contemplated. The source material is at least partially dehydrated to produce a dried intermediate and recovered water. The dried intermediate is pyrolyzed to produce syngas and a char. The recovered water is electrolyzed to produce oxygen and green hydrogen.
Resumen de: US2025320117A1
A method may provide a mechanical mill for reducing a size of particles; wherein the mechanical mill includes: a core for accelerating particles, the core including: a first disc and a second disc facing the first disc in an axial direction, wherein each of the first disc and the second disc includes a plurality of concentric rings and a plurality of concentric channels alternately interleaved with the plurality of concentric rings; and wherein the first disc, the second disc, or a combination thereof are rotated. A method may introduce water into the mechanical mill. A method may introduce soil particles into the mechanical mill. A method may activate the mechanical mill to accelerate the water and the soil particles. A method may thereby produce nanoparticles from the soil particles and producing hydrogen from a reaction between the nanoparticles and the water.
Resumen de: US2025323304A1
An electrochemical cell stack includes at least two electrochemical cells that each contain a fuel electrode, an air electrode, and an electrolyte located between the fuel electrode and the air electrode, at least one interconnect located between the at least two electrochemical cells, and a contact layer that electrically connects the at least one interconnect and the fuel electrode of an adjacent one of the at least two electrochemical cells. The contact layer includes first wires that extend in a first direction, the first wires including thinner first wires and thicker first wires, the thicker first wires having a thickness that is larger than a thickness of the thinner first wires, and second wires that extend in a second direction different from the first direction.
Resumen de: US2025320618A1
Hydrogen producing devices include: an inner tube with macroscopic holes. The tube has at one end an entrance opening, and at the other end an exit opening. The openings allow entrance of moist a gas and allowing exit of a gas comprising oxygen being produced in the device respectively. An electrode assembly covers the outer surface of the tube. The assembly includes an oxygen producing electrode at the inner side of the assembly, and a hydrogen producing electrode at the outer side of the assembly. The electrodes are separated from each other by a separator, a liquid or solid material with hygroscopic properties.
Resumen de: US2025323303A1
A method and system of generating electrical power or hydrogen from thermal energy is disclosed. The method includes separating, by a selectively permeable membrane, a first saline solution from a second saline solution, receiving, by the first saline solution and/or the second saline solution, thermal energy from a heat source, and mixing the first saline solution and the second saline solution in a controlled manner, capturing at least some salinity-gradient energy as electrical power as the salinity difference between the first saline solution and the second saline solution decreases. The method further includes transferring, by a heat pump, thermal energy from the first saline solution to the second saline solution, causing the salinity difference between the first saline solution and the second saline solution to increase. The method may include a process of membrane distillation, forward osmosis, evaporation, electrodialysis, and/or salt decomposition for further energy efficiency and power generation.
Resumen de: AU2024268862A1
An apparatus for generating electrical energy is disclosed. The apparatus comprises an electrolytic hydrogen generator configured to receive electricity from at least one renewable electricity generating source and produce hydrogen and oxygen from water. The apparatus also comprises a hydrogen storage unit configured to store hydrogen produced by the electrolytic hydrogen generator and a plurality of hydrogen fuel cells in fluid connection with the hydrogen storage unit and a source of oxygen or air, each hydrogen fuel cell configured to generate electricity from hydrogen supplied from the hydrogen storage unit and oxygen or air supplied from the source of oxygen or air.
Resumen de: AU2024262055A1
A family of catalysts for oxygen evolution reaction (OER) in alkaline condition is disclosed. The catalysts utilize elements which are abundant on earth, leading to lower costs compared to IrCh catalysts. The catalysts can be used in the anode of an anion exchange membrane-based water electrolyzer. The family of new catalysts comprises Ni, Fe, M, B, and O, where M is a metal from Group VIB, Group VIII, and elements 57-71 of the Periodic Table. The catalyst has a layered double hydroxide structure. Methods of making the catalysts are also described.
Resumen de: AU2024240321A1
An electrochemical system includes a counter electrode and a working electrode spaced from the counter electrode. The working electrode includes a substrate, an array of conductive projections supported by the substrate and extending outwardly from the substrate, each conductive projection of the array of conductive projections having a semiconductor composition, and including a surface, the surface including nitrogen, and an oxynitride layer disposed on the surface. The counter electrode and the working electrode are arranged in a two-electrode configuration.
Resumen de: US2025323299A1
The methane generation system according to the present disclosure includes a methane generation unit including an electrolysis device that electrolyzes water to obtain hydrogen and a methane reactor that obtains a fuel gas containing methane by a methanation reaction using the hydrogen; a reformer that reforms the fuel gas to obtain a reformed gas; a fuel cell that generates electricity by a reaction of obtaining a product gas from the reformed gas and an oxygen-containing gas; a recovery device that separates a recovery gas containing carbon dioxide from return fluid which is a pail of the product gas; and a circulation path through which the recovery gas is guided to the methane generation unit.
Resumen de: WO2025214668A1
A method for producing hydrogen gas from non-purified water via sulphur depolarized electrolysis (SDE), said method comprises the steps of providing at least one electrochemical cell (2), which comprises at least one positive electrode (A) and at least one negative electrode (C), separated by a proton conductive membrane (3), non-purified water supply means (S1) configured to supply non-purified water to the cathode, sulphur dioxide supply means (S2) configured to supply sulphur dioxide to the anode, electrical connecting means (4) configured to connect the anode (A) and the cathode (C) to an external power source (P), supplying non-purified water to the cathode, supplying sulphur dioxide to the anode, applying a voltage of at least 0.45 V and up to 1.37 V to the electrodes (A, C) to cause an electrolysis reaction that produces hydrogen gas at the cathode and sulphuric acid at the anode, removing produced hydrogen gas from the cathode and produced sulphuric acid from the anode.
Resumen de: EP4631617A1
The present invention pertains to an ammonia decomposing catalyst and a method for producing same. More specifically, the present invention pertains to: an ammonia decomposing catalyst containing an MgAl<sub>2</sub>O<sub>4</sub> spinel support and ruthenium, the content of ruthenium being 0.1-5 wt% of the total weight of the catalyst; and a method for producing same.
Resumen de: GB2640128A
A catalyst-coated membrane (10) for a water electrolyser is provided. The catalyst-coated membrane comprises a polymer electrolyte membrane with an anode catalyst layer (12) on a first side of the membrane (14). The anode catalyst layer (12) comprises an oxygen evolution reaction catalyst containing at least one noble metal at a loading of the oxygen evolution reaction catalyst, based on the noble metal content, of less than or equal to 0.6 mg/cm2 . The polymer electrolyte membrane comprises a membrane layer comprising dispersed platinum group metal-containing nanoparticles (20), a nanoparticle stabilising agent and an ion-conducting polymer.
Resumen de: EP4632214A1
The invention relates to generating fuel for an internal combustion engine such as a piston engine or a gas turbine. The invention relates to a system, apparatuses and methods for producing hydrogen and for hydrogen fuel enhancement. The invention relates in particular to an electrolyser that comprises an electrolyser housing enclosing an interior space that is adapted for containing a water reservoir. The electrolyser housing comprises a side wall and a top cover and a bottom cover that are tightly connected to the side wall. The electrolyser further comprises a plurality of elongate electrodes that extend from the bottom cover and/or the top cover into the interior space enclosed by the electrolyser housing. The electrodes are electrically isolated from the electrolyser housing and are electrically connected to electric conductors for feeding DC current to the electrodes. The electric connections are configured to connect electrodes acting as cathodes to a negative voltage terminal of a DC electric power source and to connect electrodes acting as anodes to a positive voltage terminal of a DC electric power source..The invention further relates to a method of producing hydrogen enhanced hydrocarbon fuel comprising the steps of.- producing hydrogen from water by means of an electrolyser- vaporizing hydrocarbon fuel- mixing the hydrogen and the vaporized hydrocarbon fuel- compressing the mixture of hydrogen and the vaporized hydrocarbon fuel, and- ionizing the compressed mixtu
Resumen de: EP4632107A1
A method for producing hydrogen gas from non-purified water via sulphur depolarized electrolysis (SDE), said method comprises the steps of providing at least one electrochemical cell (2), which comprises at least one positive electrode (A) and at least one negative electrode (C), separated by a proton conductive membrane (3), non-purified water supply means (51) configured to supply non-purified water to the cathode, sulphur dioxide supply means (S2) configured to supply sulphur dioxide to the anode, electrical connecting means (4) configured to connect the anode (A) and the cathode (C) to an external power source (P), supplying non-purified water to the cathode, supplying sulphur dioxide to the anode, applying a voltage of at least 0.45 V and up to 1.37 V to the electrodes (A, C) to cause an electrolysis reaction that produces hydrogen gas at the cathode and sulphuric acid at the anode, removing produced hydrogen gas from the cathode and produced sulphuric acid from the anode.
Resumen de: CN119866394A
A method for producing an ion conducting membrane comprising a membrane layer comprising a reconstitution catalyst. The film layer is made from an ink comprising a stabilized dispersion of reconstitution catalyst nanoparticles. Also provided are ion conducting membranes for electrochemical devices, such as fuel cells or water electrolysers, having a membrane layer comprising a reconstitution catalyst, the membrane layer comprising dispersed reconstitution catalyst nanoparticles, a nanoparticle stabilizer, and an ion conducting polymer.
Nº publicación: EP4632108A1 15/10/2025
Solicitante:
CUMMINS INC [US]
Cummins, Inc
Resumen de: EP4632108A1
A gas management system includes an anodic chamber, a cathodic chamber, and a membrane assembly configured to remove bubbles from an electrochemical cell to increase hydrogen generation of the electrochemical cell. The membrane assembly includes a first outer layer arranged between the cathodic chamber and the anodic chamber, a second outer layer arranged between the first outer layer and the cathodic chamber, and a spacer layer arranged between the first outer layer and the second outer layer.
BOPI
Sede Electrónica
