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468
resultados
Última actualización
09/01/2026 [06:56:00]
Resumen de: AU2024310412A1
The present disclosure relates generally to integrated processes for the production of methane and its use in dry methane reforming. In one aspect, the present disclosure provides process for producing a stream containing hydrogen and carbon monoxide, the process comprising: providing a methane synthesis feed stream comprising hydrogen and carbon dioxide; contacting the methane synthesis feed stream with a methane synthesis catalyst (e.g., in a methane synthesis reactor) to form a methane synthesis product stream comprising methane and water; providing a dry methane reformation feed stream comprising carbon dioxide and at least a portion of the methane of the methane synthesis product stream; contacting the dry methane reformation feed stream with a dry methane reformation catalyst (e.g., in a dry methane reformation reactor) to produce a dry methane reformer product stream comprising carbon monoxide and hydrogen.
Resumen de: AU2025271525A1
MAGNETOHYDRODYNAMIC ELECTRIC POWER GENERATOR A power generator that provides at least one of electrical and thermal power comprising (i) at least one reaction cell for the catalysis of atomic hydrogen to form hydrinos identifiable by unique analytical and spectroscopic signatures, (ii) a reaction mixture comprising at least two components chosen from: a source of H20 catalyst or H20 catalyst; a source of atomic hydrogen or atomic hydrogen; reactants to form the source of H20 catalyst or H20 catalyst and a source of atomic hydrogen or atomic hydrogen; and a molten metal to cause the reaction mixture to be highly conductive, (iii) a molten metal injection system comprising at least one pump such as an electromagnetic pump that causes a plurality of molten metal streams to intersect, (iv) an ignition system comprising an electrical power source that provides low-voltage, high-current electrical energy to the plurality of intersected molten metal streams to ignite a plasma to initiate rapid kinetics of the hydrino reaction and an energy gain due to forming hydrinos, (v) a source of H2 and 0 2 supplied to the plasma, (vi) a molten metal recovery system, and (vii) a power converter capable of (a) converting the high- power light output from a blackbody radiator of the cell into electricity using concentrator thermophotovoltaic cells or (b) converting the energetic plasma into electricity using a magnetohydrodynamic converter. MAGNETOHYDRODYNAMIC ELECTRIC POWER GENERATOR ov o v
Resumen de: AU2025271499A1
Abstract A membrane element configured for filtration of water while simultaneously co- generating hydrogen, wherein the membrane comprises at least one anode electrode and at least one cathode electrode, each is in communication with said membrane; further wherein said membrane is adapted for electrolysis of at least a portion of said water to simultaneously at least partially generate hydrogen therefrom; further wherein at least one electrode selected from a group consisting of at least one anode electrode and at least one cathode electrode comprise at least one selected from a group consisting of at least one feed spacer, at least one permeate spacer and any combination thereof. combination thereof.20 ov b s t r a c t o v c o m b i n a t i o n t h e r e o f
Resumen de: AU2024265710A1
Disclosed herein is a method of generating molecular hydrogen comprising the steps of: (i) providing a plasma chamber having an inlet and an outlet; (ii) providing a feed of a hydrogen containing molecule through the inlet to a plasma in said plasma chamber wherein said plasma is exposed to at least one electromagnetic frequency whereby said hydrogen containing molecule is disassociated into a hydrogen species and at least one non-hydrogen species; (iii) removing said hydrogen species from the chamber at the outlet; and (iv) then forming molecular hydrogen from said hydrogen species.
Resumen de: GB2642174A
An electrolysis system 200 for generating hydrogen and/or oxygen is defined. The system comprising: a first electrolysis apparatus 220, such as an electrolysis stack or cell. The system comprising at least one electrode for the decomposition of electrolyte water. A power supply unit is defined for supplying electric power to the first electrolysis apparatus 220. The power supply unit comprises a first diode for converting an AC input signal to a first pulsed DC signal, said first pulsed DC signal being a first half wave of the AC input signal; where the first electrolysis apparatus 220 is connected to the power supply unit in such a way that the first electrolysis apparatus 220 is supplied with the first pulsed DC signal. The power supply apparatus may comprise a centre tapped full wave rectifier. The electrolysis system may be used for the decomposition of ammonia.
Resumen de: EP4675012A1
The present invention relates to a hydrogen production system and a control method therefor. The method comprises: determining operation parameter information of the hydrogen production system according to output information of a new energy power generation device; and, according to the operation parameter information and operation demand information of the hydrogen production system, selecting a switching-on mode and a switching-off mode from amongst a plurality of preset modes of hydrogen production units of the hydrogen production system. On the basis of the output information of the new energy power generation device and the operation conditions of the hydrogen production system, the present invention performs selection of switching-on and switching-off of the hydrogen production units, thus improving the operation efficiency of the hydrogen production system.
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: EP4674988A1
The present invention relates to a method of producing green steel by reduction of iron oxides using hydrogen. The inventive method makes use of mining waste as starting material for H<sub>2</sub> generation by SDE process or a sulfur-iodine-process. Side products can be utilized in the steelmaking process.This is achieved by a method according to the present invention comprising the following steps:a) a part or all of the iron oxide used as raw material for steelmaking is reduced by hydrogen,b) a part or all hydrogen required for the reduction of iron oxide is generated via a SO<sub>2</sub>-depolarized electrolyzer (SDE) process or a sulfur-iodine-process, andc) diluted sulfuric acid obtained from step b) is used for at least one ofi. steel pickling,ii. reaction with steel mill dust for generation of iron sulfate (FeSO<sub>4</sub> or Fe<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub>),iii. production of MgSO<sub>4</sub> or (NH<sub>4</sub>)<sub>2</sub>SO<sub>4</sub>, andiv. production of concentrated sulfuric acid.
Resumen de: GB2642328A
An offshore hydrogen production system comprising: a hydrogen production facility (10) comprising a renewable power generator (70) and at least one electrolyser (16). The capacity of the at least one electrolyser (16) corresponds to a power output of the power generator (70). The hydrogen production facility (10) is configured to be supplied with utilities for the production of hydrogen from a utilities system (11) which is located remote from the offshore hydrogen production facility (10). Also claimed is a method of producing hydrogen, a method of designing an offshore hydrogen production system, and method for the production of an offshore hydrogen production system. Also claimed is a utilities pipeline comprising a plurality of utilities fluid pipelines including at least one water supply and one hydrogen gas supply, at least one power supply cable or instrument control cable and wherein one of the water supply pipeline or hydrogen supply pipeline is positioned centrally about a longitudinal axis of the umbilical.
Resumen de: CN120813540A
The invention relates to a method for purifying a hydrogen stream polluted by water, oxygen and possibly nitrogen, said method comprising contacting the hydrogen stream to be purified with a zeolite-based adsorbent material, the zeolite-based adsorbent material comprises at least one metal selected from the metals of columns 3 to 12 of the Periodic Table of Elements in the form of a zero-valent metal, or in an oxidized or reduced form, and recovering a purified oxygen stream. The invention also relates to the use of a zeolite-based adsorbent material comprising at least one metal from column 3 to column 12 of the Periodic Table of Elements for purifying hydrogen, and the use of the thus purified hydrogen in industrial processes.
Resumen de: AU2024228415A1
Enclosure adapted for a hydrogen and oxygen generating apparatus arranged in a movable has an interior and an interior surface and an exterior surface whereby the hydrogen and oxygen generating apparatus comprises at least one electrolyser stack adapted for electrolysing water to hydrogen product gas and oxygen product gas and accompanying gas and electrolyte handling equipment. The exterior surface of the enclosure comprises at least a heat insulating, flexible polymer cover element which is attached to a metal frame.
Resumen de: WO2024179759A1
The invention relates to an electrochemical cell and to a method for producing hydrogen and oxygen from water. By virtue of the electrochemical cell according to the invention, it is possible to carry out an electrochemical reaction at temperatures of 120 °C - 200 °C and pressures of up to 30 bar even under harsh chemical conditions (e.g. KOH mass fractions of up to 35% in the electrolyte) over long periods of time. By virtue of the method according to the invention it is possible to produce hydrogen and oxygen from water at temperatures of 120 °C - 200° C and pressures of up to 30 bar even under harsh chemical conditions (e.g. KOH mass fractions of up to 35% in the electrolyte).
Resumen de: AU2024202934A1
Disclosed in one example is gas pressure equalisation systems (400-401), and method of operation, for an electro-synthetic or electro-energy liquid-gas cell or cell stack (210). The gas pressure equalisation systems (400-401) comprise a first pressure equalisation tank (410) for partially containing a first liquid (470) and a first gas. The first gas is positioned above a liquid first level (471). A first gas conduit (430) is provided for the transfer of the first gas between the cell or cell stack (210) and the first pressure equalisation tank (410). In another example, a second pressure equalisation tank (420) may be additionally provided for partially containing a second liquid (473) and a second gas positioned above a liquid second level (472). A second gas conduit (440) is then provided for the transfer of the second gas between the cell or cell stack (210) and the second pressure equalisation tank (420).
Resumen de: MY201158A
In a method for generating ammonia synthesis gas by electrolysis, comprising feeding a mixture of steam and com- pressed air into the first of a series of electrolysis units and passing the outlet from one electrolysis unit to the inlet of the next electrolysis unit together with air, the electrolysis units are run in endothermal mode and the nitrogen part of the synthesis gas is provided by burning the hydrogen produced by steam electrolysis by air in or between the electrolysis units. The electrolysis units are preferably solid oxide electrolysis cell (SOEC) stacks.
Resumen de: WO2024262440A1
This electrode 1 for water electrolysis comprises a conductive base material 10 and a layered double hydroxide layer 20. The layered double hydroxide layer 20 is provided on the surface of the conductive base material 10. The layered double hydroxide layer 20 contains Ni. In the diffraction pattern of the layered double hydroxide layer 20 obtained by a small angle incidence X-ray diffraction measurement, the diffraction peak height P012 of the 012 plane is higher than the diffraction peak height P003 of the 003 plane.
Resumen de: US2021130967A1
The invention provides a diaphragm for alkaline water electrolysis with reduced dissolution of an inorganic component in an alkali solution at low cost. The present invention relates to a diaphragm for alkaline water electrolysis, including magnesium hydroxide and an organic polymer resin.
Resumen de: WO2026002679A1
The invention describes a method in which the steps of pretreatment, gasification, Fischer-Tropsch synthesis, water electrolysis and conversion of carbon dioxide to hydrogen (RWGS reaction) are combined to optimal effect, making it possible to achieve improved production yields and better energy and economic performance (energy efficiency, production cost) while complying with environmental constraints, such as greenhouse gas emissions, to which increasingly lower thresholds apply.
Resumen de: WO2026004400A1
An ammonia production system according to the present invention comprises: a solid oxide electrolysis cell (10) to which a gas containing water vapor and nitrogen is supplied, and which generates hydrogen and ammonia through an electrolytic reaction of the supplied gas; a water vapor supply line (L10) that guides the water vapor to the solid oxide electrolysis cell (10); a separation unit (60) that guides a mixed gas which was discharged from the solid oxide electrolysis cell (10) and contains ammonia, hydrogen, and nitrogen, and separates the hydrogen and nitrogen contained in the mixed gas; and a circulation line (L32) that guides the hydrogen and nitrogen separated by the separation unit (60) to the water vapor supply line (L10).
Resumen de: WO2026002653A1
A method for revamping a methanol plant where make-up gas is produced from reforming of natural gas, the method including the provision of a CO2 capture section processing a stream of combustion fumes produced in a fired equipment of the methanol plant, and the provision of a line arranged to add at least part of the captured CO2 to the make-up gas for the production of methanol; the provision of an additional hydrogen source arranged to add hydrogen to the make-up gas; the provision of a once-through reaction section before the existing methanol synthesis loop and a related bypass line; a process for production of methanol is also disclosed, wherein a portion of make-up gas is reacted in a once-through methanol converter and unreacted make-up gas separated from the effluent of said first converter is subsequently reacted in a methanol synthesis loop (12).
Resumen de: WO2026003300A1
Initially an assembled electrolyser cell stack comprising at least alternatingly, � electrodes and bipolar plate assemblies and � diaphragms is provided. Stack internal process and flow volumes, namely catholyte flow volume and process chambers and anolyte flow volume and process chambers adjacent to and on each side of every diaphragm are simultaneously partially or completely flooded through each of stack internal catholyte manifold and stack internal anolyte manifold with a liquid alkaline conservation medium and O2 side electrolyte inlet connection, H2 side electrolyte inlet connection, anolyte and oxygen gas exit connection and catholyte and hydrogen gas exit connection are each sealed off adjacent to an electrolyser endplate after partially or completely flooding the mentioned stack internal volumes with the fluid conservation medium.
Resumen de: CN116439627A
The invention is applicable to the technical field of cleaning appliances, and discloses an integrated water tank capable of cleaning and separating, which comprises a clean water tank, a sewage tank and a water tank cover, the clean water tank contains and outputs clean water to a cleaning tool, the top wall is provided with a water outlet, and the inner wall of the bottom wall is connected with a water pumping joint; the sewage tank collects sewage output by the cleaning tool, the peripheral wall and the bottom wall of the sewage tank are closed, and only the top is open; the water tank cover can cover the clear water tank and the sewage tank from the top at the same time, a clear water outlet and a sewage inlet are formed in the water tank cover, the water tank cover is directly or indirectly connected with a water pumping pipe which is arranged in the clear water tank and communicated with the clear water outlet, and the other end of the water pumping pipe is communicated with a water pumping connector. The clean water tank and the sewage tank of the water tank can be detached independently, and the whole water tank is convenient to assemble and maintain; the clear water outlet and the sewage inlet arranged on the water tank cover are far away from the water tank electricity-taking interface, so that short circuit of the electricity-taking interface caused by water tank leakage can be avoided.
Resumen de: WO2026004399A1
This hydrogen production system comprises: an SOEC (10) that generates ammonia, and electrolyzes supplied water vapor to generate hydrogen; a water vapor supply system (90) that guides water to the SOEC (10); a condenser (60) to which ammonia-containing hydrogen discharged from the SOEC (10) is guided, and cools the ammonia-containing hydrogen to condense the ammonia; and a condensed water line (L32) that guides the ammonia condensed by the condenser (60) to the water vapor supply system (90).
Resumen de: WO2026004449A1
This SOEC generates hydrogen by electrolyzing water vapor supplied thereto. The present invention is provided with: a cathode flow path (209) through which a water vapor-containing gas that contains water vapor and nitrogen flows; an anode flow path (207) through which an oxidizing gas flows; a water vapor electrolysis chamber (215) into which the water vapor-containing gas flowing through the cathode flow path (209) and the oxidizing gas flowing through the anode flow path (207) are introduced so as to generate hydrogen by electrolyzing water vapor supplied from the cathode flow path (209), and from which a mixed gas that contains the generated hydrogen is discharged; and a lower heat exchange unit (213) which exchanges heat between the mixed gas discharged from the water vapor electrolysis chamber (215) and the oxidizing gas to be supplied to the water vapor electrolysis chamber (215). The lower heat exchange unit (213) is configured so that the mixed gas that exchanges heat with the oxidizing gas is at a specific temperature at which the mixed gas has a desired composition.
Resumen de: WO2026005648A1
The invention can be used in the creation of devices for producing hydrogen as a fuel, inter alia, at energy-intensive industrial facilities. What is proposed is a system for producing hydrogen from superheated steam comprising the following units: a generating unit consisting of the following elements arranged coaxially in a direction from the centre to the periphery: a central electrode, a cathode, a tube sealed at one end and made of a solid oxide electrolyte with oxygen ion conductivity, an anode, and permanent magnets; an electric power unit for supplying a voltage to the cathode, the anode and the central electrode; a control unit; and a gas measuring unit. The control unit receives data from the gas measuring unit and also engages in two-way communication with the electric power unit. The electric power unit, the control unit and the gas measuring unit are combined into a single unit that engages in two-way communication with the generating unit. The gas measuring unit is comprised of a system of sensors. Also proposed is a method for producing hydrogen using the claimed system. The group of inventions makes it possible to simplify the structure of a system for producing hydrogen, to regulate and automate the process, to conduct monitoring, to obtain controlled and efficient feedback, and to expand the existing range of energy-efficient means and methods for producing hydrogen.
Nº publicación: WO2026001501A1 02/01/2026
Solicitante:
XIAN LONGI HYDROGEN TECH CO LTD [CN]
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Resumen de: WO2026001501A1
An electrolyzer and a water electrolysis hydrogen production system. The electrolyzer comprises two end press plates (1) which are arranged opposite to each other, electrolytic units being provided therebetween; a plurality of tie rods (2) distributed in the circumferential direction of the end press plates, the plurality of tie rods (2) being connected to the two end press plates (1), and at least one end of each tie rod (2) passing through the corresponding end press plate (1); at least one end of each tie rod (2) that passes through an end press plate is provided with a fastening member, the fastening members being used for fastening the end press plates, the electrolytic units, sealing gaskets and other components so as to lock the electrolytic units between the two end press plates, at least one fastening member comprising a force sensor (3), and the force sensor (3) being used for measuring a load on the tie rod (2). During assembly and operation of the electrolyzer, an operator can monitor in real time load changes on the tie rods, and determine, on the basis of the load changes, whether tightening or loosening of the electrolyzer is required, thus ensuring good sealing performance of the electrolyzer, avoiding problems such as liquid leakage and gas leakage of the electrolyzer, and improving the operational reliability and service life of the electrolyzer.
BOPI
Sede Electrónica
