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INTEGRATED PROCESS OF AMMONIA CRACKING AND REVERSE WATER GAS SHIFT

Resumen de: WO2026002615A1

Process for the production of carbon monoxide, said process comprising: · providing an ammonia stream and a carbon dioxide stream, · performing an endothermic cracking reaction of said ammonia stream for producing a cracked gas (5) comprising hydrogen and nitrogen, · performing a reverse water gas shift reaction with said hydrogen from the cracked gas and said carbon dioxide stream as reactants, for producing a product gas (6) comprising carbon monoxide and water.

METHOD FOR SHELF-LIFE MAXIMIZATION OF CELLS IN AN ASSEMBLED ELECTROLYSER CELL STACK ADAPTED FOR ELECTROLYSATION OF WATER INTO HYDROGEN AND OXYGEN

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.

COMPOSITE CATALYTIC ELECTRODE FOR HYDROGEN EVOLUTION BY WATER ELECTROLYSIS, PREPARATION METHOD THEREFOR AND USE THEREOF

Resumen de: WO2026001844A1

Disclosed in the present disclosure are a composite catalytic electrode for hydrogen evolution by water electrolysis and a preparation method therefor. The composite catalytic electrode comprises a nickel substrate, a composite catalyst layer supported on the nickel substrate, and a metal oxide protective layer coated on the surface of the composite catalyst layer. The composite catalyst layer comprises platinum, ruthenium, and palladium noble metal catalysts and a catalytic promoter. The metal oxide protective layer is a nanoporous metal oxide layer, and the metal oxide is one or more of a valve metal oxide and a rare earth metal oxide. The composite catalytic electrode for hydrogen evolution by water electrolysis in the present disclosure comprises a composite catalyst layer made of platinum, ruthenium, palladium, and a promoter, and a metal oxide protective layer coated on the outer side of the composite catalyst layer; the metal components in the composite catalyst layer can be stably combined with the metal substrate; the metal oxide protective layer is structurally similar to oxides in the composite catalyst layer, and therefore can be firmly coated on the surface of the composite catalytic layer; thus, the composite catalytic electrode can exhibit high catalytic activity for hydrogen evolution by water electrolysis, high structural stability, long-time stability, strong resistance to polarity reversal, and strong resistance to deposition.

HYDROGEN DETECTION FOR OXYGEN SEPARATOR VESSELS

Resumen de: WO2026006063A1

A system for generating hydrogen may include an electrochemical device and a separator vessel. A hydrogen sensor may be operable to sense hydrogen in a fluid stream communicated from the separator vessel. A method of operating an electrolyzer is also disclosed.

SYSTEM AND METHOD FOR PRODUCING HYDROGEN FROM SUPERHEATED STEAM

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.

SOLID OXIDE ELECTROLYSIS CELL STACK, ELECTROLYSIS CELL MODULE, HYDROGEN PRODUCTION SYSTEM, AND METHOD FOR OPERATING SOLID OXIDE ELECTROLYSIS CELL STACK

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.

HYDROGEN PRODUCTION SYSTEM AND HYDROGEN PRODUCTION METHOD

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).

AMMONIA PRODUCTION SYSTEM AND AMMONIA PRODUCTION METHOD

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).

AN ELECTROCHEMICAL SYSTEM FOR PRODUCTION OF HYDROGEN GAS USING PERMANENT MAGNET AND WORKING THEREOF

Resumen de: WO2026003852A1

The present invention relates to a cost effective, efficient, ecofriendly system for producing hydrogen by the electrolysis of mineral water in the presence of a magnetic field using an assembly of vertical stainless steel supported graphite electrodes such that the magnetic field is perpendicular to the assembly of electrodes The system comprises of three interconnected units, namely the magnetic electrolyser fitted with a plurality of neodymium magnets, a pneumatically operated pump and a pressure swing absorption unit.

System and method for making green hydrogen

Resumen de: WO2024242685A1

A system and method of making hydrogen from water. A cylindrical reaction vessel is provided with an outer shell, a central shaft, and one or more concentric inner tubes separated by annular spaces. Water is delivered to the annular spaces by a water pump through an inlet defined in the reaction vessel. The water courses along a tortuous flow path. That path begins at an inner annular space around a central shaft. It ends at an outer annular space. The water emerges from the reaction vessel through an outlet associated with a manifold. A high-frequency vibratory stimulus is applied to the reaction vessel and water. Water molecules are dissociated into hydrogen molecules and oxygen atoms. These reaction products are delivered through the manifold along an effluent flow path to a receiving pressure vessel before deployment to a sub-assembly for harnessing clean energy.

Electrolyzer

Resumen de: AU2024291248A1

The present invention refers to an electrolyzer (1) for the production of hydrogen from an alkaline electrolyte. The electrolyzer (1) comprises a first header (11) and a second header (12) between which a plurality of elementary cells (20) and a plurality of bipolar plates (5, 5', 5'') are stacked. Each bipolar plate (5) separates two adjacent elementary cells. According to the invention, each of said bipolar plates (5, 5',5'') comprises two plate-form components (5A, 5B) coupled together and configured so as to define one or more inner cavities (66) for the circulation of a cooling fluid. Furthermore, each bipolar plate (5, 5', 5'') comprises an inlet section (SI) and an outlet section (SV) respectively for the inlet and outlet of said cooling fluid in said one or more inner cavities (66).

CONTROL DEVICE, HYDROGEN CARRIER MANUFACTURING SYSTEM, AND CONTROL METHOD

Resumen de: EP4672127A1

A control apparatus for controlling a hydrogen manufacturing device for manufacturing hydrogen and a hydrogen carrier manufacturing device for converting the hydrogen into a hydrogen carrier, the control apparatus including an information acquisition unit configured to acquire information related to manufacturing of the hydrogen and the hydrogen carrier; and a device control unit configured to control an operation state of at least one of the hydrogen manufacturing device or the hydrogen carrier manufacturing device by using the information.

System and Method of Producing Hydrogen from Superheated Water Vapour

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.

WIND TURBINE WITH A HYDROGEN PRODUCTION SYSTEM

Resumen de: WO2024217742A1

A wind turbine is provided that comprises a nacelle (10) arranged on a wind turbine tower (103) and comprising an electrical power generation system (20), a nacelle housing (11) of the nacelle, wherein the nacelle housing (11) houses at least part of the electrical power generation system (20), and a hydrogen production system (30) including a hydrogen production unit (36). The hydrogen production unit (36) comprises an electrolyzer (31) configured to receive electrical power from the electrical power generation system (20), wherein the hydrogen production unit (36) is mounted to a top of the nacelle (10) outside of the nacelle housing (11).

INTEGRATED PROCESS OF AMMONIA CRACKING AND REVERSE WATER GAS SHIFT

Resumen de: EP4671196A1

Title: Integrated process of ammonia cracking and reverse water gas shiftProcess for the production of carbon monoxide, said process comprising:• providing an ammonia stream and a carbon dioxide stream,• performing an endothermic cracking reaction of said ammonia stream for producing a cracked gas (5) comprising hydrogen and nitrogen,• performing a reverse water gas shift reaction with said hydrogen from the cracked gas and said carbon dioxide stream as reactants, for producing a product gas (6) comprising carbon monoxide and water.

MULTIFUNCTIONAL BIPOLAR PLATE, ELECTROLYTIC CELL AND ELECTROLYSER COMPRISING SAME

Resumen de: CN120787270A

The invention relates to a bipolar plate (14) for an electrolytic cell (10), comprising a central web (141) and a ring (142) surrounding the central web (141). The ring (142) is made of synthetic material, and the central web (141) is made of metal and has an outer periphery embedded in the ring (142). The invention also relates to an electrolytic cell and to an electrolytic cell stack comprising such a bipolar plate.

PRODUCTION DEVICE AND METHOD FOR PRODUCING HYDROGEN GAS

Resumen de: EP4671197A1

A method of producing hydrogen gas comprises the step of contacting at least one metal compound with water in the reactor vessel (2) to generate hydrogen gas. The metal compound is provided as grains that have a grain size of at least 0.2 millimeter. A production device (1) for producing hydrogen gas according to said method comprises at least one reactor vessel (2) for receiving the metal compound and water, and further comprises at least one dosing arrangement (4) that is configured to supply one or more doses of the metal compound into the reactor vessel (2).

ELECTROLYZER SYSTEM WITH STEAM GENERATION

Resumen de: EP4672389A1

An electrolyzer system and a fuel cell system that include hydrogen blowers configured to compress hydrogen streams generated by the systems. The electrolyzer system includes a steam generator configured to generate steam, a stack of solid oxide electrolyzer cells configured to generate a hydrogen stream using the steam received from the steam generator, a hydrogen blower configured to pressurize the hydrogen stream generated by the stack, and a hydrogen processor configured to compress the pressurized hydrogen stream.

A SEPARATOR FOR WATER ELECTROLYSIS

Resumen de: EP4671415A1

A separator for water electrolysis comprising a cathode facing side (101) and an anode facing side (201), characterized in that the cathode- and anode facing sides are visually distinct.

SYSTEM FOR GENERATING HIGH PRESSURE HYDROGEN USING WATER ELECTROLYSIS

Resumen de: KR20250179915A

본 발명은 초순수 제조 및 저장부, 산소 물 분리부, 수전해부(Electrolyzer), 전력공급부, 수소 물 분리부 및 수소 관리부를 포함하고, 상기 초순수 제조 및 저장부는 순수 생성기, 순수 생성기(410)에서 유출된 순수를 저장하는 순수 탱크, 순수 탱크로부터 순수를 소정의 압력으로 송출하는 제1 펌프를 포함하고, 상기 산소 물 분리부는 산소 물 분리탱크, 산소 물 분리 탱크로부터 물을 소정의 압력으로 송출하는 제2 펌프, 제2 펌프에서 송출된 물의 일부를 50℃ ~ 60℃ 온도로 가열하는 제1 히터, 제2 펌프에서 송출된 물의 다른 일부를 열교환하는 제1 열교환기, 상기 제1 열교환기에서 송출된 상기 물의 다른 일부에 포함된 이온을 제거하여 상기 산소 물 분리탱크에 공급하는 이온교환수지컬럼를 포함하는 고압 수소 생산 시스템을 제공한다.

SYSTEM AND METHOD FOR STABILIZING THE OPERATION OF FACILITIES USING HYDROGEN PRODUCED BY LOW CARBON SOURCES

Resumen de: MA71510A1

A system and a method for stabilizing hydrogen flow to a downstream process in a facility determining a hydrogen density and pressure profiles in the hydrogen storage unit for different target net hydrogen flows at different time intervals of a time horizon of a renewable power availability profile, determining an operating target net hydrogen flow of a hydrogen feed to the downstream process, determining a target direct hydrogen flow of a hydrogen feed and a target stored hydrogen flow of a hydrogen feed to the downstream process, and controlling the operation of the downstream process based on the operating target hydrogen flows.

GAS PRESSURE BALANCE METHOD IN AN ELECTROLYSER SYSTEM AND ELECTROLYSER SYSTEM WITH A PRESSURE BALANCE VALVE SYSTEM

Resumen de: AU2024224224A1

In a gas pressure balance method in an electrolyser system a predefined pressure difference between pressures in an oxygen gas separation tank and a hydrogen gas separation tank is maintained by controlled release of gases through an oxygen back pressure valve and a hydrogen back pressure valve. in a first step, for each of the oxygen back pressure valves and the hydrogen back pressure valves, a predefined, calibrated pilot gas pressure is generated and in a second step, the predefined, calibrated pilot gas pressures are forwarded to the respective back pressure valves and in a third step, hydrogen and oxygen gasses are released whenever the gas pressures in the hydrogen and oxygen separation tanks exceeds the predefined, calibrated pilot pressure in the respective pilot gas streams.

METHOD FOR THE GENERATION OF HYDROGEN

Resumen de: AU2024224275A1

A process for the reaction of aluminium with water comprising the steps of adding aluminium metal to an aqueous solution comprising potassium hydroxide at a concentration of between 0.1M and 0.4M and a surfactant; agitating the mixture of previous step; and collecting generated hydrogen. A composition for use in such a process for reacting aluminium with water, comprising potassium hydroxide and a surfactant.

电解器系统和电极制造的方法

Resumen de: AU2024213038A1

An electrolyser system and method of electrode manufacture. The electrolyser system may comprise a first vessel in communication with an electrolyser stack, a power supply, an electrode, a separator, a membrane, and a second vessel in communication with the electrolyser stack. The electrode may comprise a catalytic material and a micro- porous and/or nano-porous structure. The method of electrode manufacture may comprise providing a substrate, contacting the substrate with an acidic solution, applying an electric current to the substrate, simultaneously depositing a main material and supporting material comprising a scarifying material onto the substrate, and leaching the scarifying material.

水电解用电极、水电解单元、水电解装置和水电解用电极的制造方法

Nº publicación: CN121241169A 30/12/2025

Solicitante:

松下知识产权经营株式会社

Resumen de: WO2024262446A1

In the present invention, a water electrolysis electrode 1 comprises an electroconductive substrate 10 and a layered double hydroxide layer 20. The layered double hydroxide layer 20 is provided on a surface of the conductive substrate 10. The layered double hydroxide layer 20 has two or more types of transition metals. The contact angle of the surface of the layered double hydroxide layer 20 is 20° to 100°. The contact angle of the surface of the layered double hydroxide layer 20 may be 26° or greater.