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CATHODE FOR WATER ELECTROLYSIS AND METHOD FOR PRODUCING CATHODE FOR WATER ELECTROLYSIS

Resumen de: AU2024412736A1

This cathode for water electrolysis includes a catalyst part and a reverse current absorber that is electrically connected to the catalyst part, wherein the reverse current absorber contains a hydrogen storage alloy, and the hydrogen storage alloy contains Al.

WATER ELECTROLYSIS ELECTRODE AND METHOD FOR MANUFACTURING WATER ELECTROLYSIS ELECTRODE

Resumen de: AU2024410734A1

This water electrolysis electrode comprises a substrate and a catalyst portion. The catalyst portion includes Raney nickel particles and metal particles that contain nickel as a main component. The metal particles are in contact with the Raney nickel particles and include aluminum. The ratio of the total number of moles of aluminum to the total number of moles of nickel in the Raney nickel particles is greater than the ratio of the total number of moles of aluminum to the total number of moles of nickel in the metal particles.

CLEAN ENERGY CONVERGENCE CENTER USING BLUE AND GREEN HYDROGEN

Resumen de: US20260176133A1

0000 The present invention relates to a clean energy convergence center using blue and green hydrogen. According to an embodiment of the present invention, the clean energy convergence center comprises: a clean hydrogen production base for producing blue and green hydrogen through the capture, storage, and recycling of carbon dioxide generated during methane reforming; and at least one clean hydrogen node that is supplied with the blue and green hydrogen produced from the clean hydrogen production base. The clean hydrogen nodes are distributed in large numbers throughout the country in consideration of factors including the area and population of each of regions and the distance to the clean hydrogen production base. The clean hydrogen production base and the clean hydrogen nodes are connected, and infrastructure including logistics, rest facilities, offices, and restaurants is expanded around each of the distributed clean hydrogen nodes.

水素生成用デバイス

Resumen de: WO2024261689A1

Electrolyser device (1), of the type which uses the anion exchange membrane water electrolysis (AEMWE) technology for the production of hydrogen, characterized in that it comprises: - at least one support frame (2) with a substantially laminar development, comprising at least two seats (3) which are defined on the same support frame (2) so as not to overlap with each other, - at least two electrochemical modules (10) wherein: - each electrochemical module (10) is mounted at a respective seat (3), - each electrochemical module (10) includes an anion exchange separation membrane (11) which is interposed between two electrodes, respectively between an anode (12) and a cathode (13), - at least the separation membranes (11 ) of said at least two electrochemical modules (10) are structurally distinct and separated from each other, means (20) for applying electrical energy to the electrodes (12, 13) of each electrochemical module (10).

SOEC-SOFC-HBR HYBRID SYSTEM FOR GREEN AMMONIA PRODUCTION

Resumen de: US20260179989A1

0000 Described is an SOEC-SOFC-HBR hybrid system for green ammonia production, and more particularly an SOEC-SOFC-HBR hybrid system configured such that a solid oxide electrolysis cell (SOEC) is operated using electricity produced from renewable energy such as wind power or sunlight, intermittency of the renewable energy is complemented by a solid oxide fuel cell (SOFC), hydrogen produced by the solid oxide electrolysis cell (SOEC) and nitrogen provided by the solid oxide fuel cell (SOFC) are input to a Haber-Bosch reactor, and heat from the SOFC and the Haber-Bosch reactor is collected to efficiently and continuously produce green ammonia.

CORE-SHELL STRUCTURED CATALYTIC MATERIAL, MANUFACTURING METHOD THEREFOR, AND USE THEREOF

Resumen de: WO2026130558A1

A core-shell structured catalytic material, a manufacturing method therefor, and a use thereof. The core-shell structured catalytic material comprises an anion-modified material serving as a substrate and an anion-conductive material supported on the anion-modified material. An electrode having said core-shell structure is applicable to hydrogen-production operating conditions for water electrolysis containing chloride ions, and efficient hydrogen production processes can be implemented under the operating conditions.

Verfahren zum Betrieb einer Elektrolyseanlage und Elektrolyseanlage

Resumen de: DE102024212185A1

Die Erfindung betrifft ein Verfahren zum Betrieb einer Elektrolyseanlage (10), die einen Elektrolyseur (1) mit einer Vielzahl von elektrisch in Serie geschalteten Elektrolysezellen (5) aufweist, wobei Prozesswasser (H2O) den Elektrolysezellen (5) zugeführt und die Elektrolysezellen (5) mit einem Strom beaufschlagt werden, wobei als Produktgase Wasserstoff (H2) und Sauerstoff (O2) erzeugt werden, und wobei das Prozesswasser (H2O) in einem Prozesswasserkreislauf (31) geführt wird, wobei die Temperatur (TP) des Prozesswassers (H2O) dadurch eingestellt wird, dass lediglich auf die Vorlauftemperatur (TIN) des Prozesswassers (H2O) geregelt wird, wobei ein Temperatursollwert (TSET) für die Vorlauftemperatur (TIN) des Prozesswassers (H2O) vorgegeben wird.Die Erfindung betrifft ferner eine Elektrolyseanlage (10), die für die Durchführung des Verfahrens eingerichtet ist.

Verfahren zum Betrieb einer Elektrolyseanlage und Elektrolyseanlage

Resumen de: DE102024212190A1

Die Erfindung betrifft ein Verfahren zum Betrieb einer Elektrolyseanlage (10), die einen Elektrolyseur (1) mit einer Vielzahl von elektrisch in Serie geschalteten Elektrolysezellen (5) aufweist, wobei Prozesswasser (H2O) den Elektrolysezellen (5) zugeführt und die Elektrolysezellen (5) mit einem Strom beaufschlagt werden, wobei als Produktgase Wasserstoff (H2) und Sauerstoff (O2) erzeugt werden, und wobei das Prozesswasser (H2O) in einem Prozesswasserkreislauf (31) geführt wird, wobei die Temperatur (TP) des Prozesswassers (H2O) geregelt wird, indem als Temperatursollwert (TSET) die Vorlauftemperatur (TIN) des Prozesswassers (H2O) vorgegeben und die aus dem Elektrolyseprozess abgegebene Wärmemenge (Q) ermittelt wird, und wobei die Vorlauftemperatur (TIN) in Abhängigkeit von der abgegebenen Wärmemenge (Q) eingestellt wird.Die Erfindung betrifft ferner eine Elektrolyseanlage (10), die für die Durchführung des Verfahrens eingerichtet ist.

Verfahren zum Betrieb einer Elektrolyseanlage und Elektrolyseanlage

Resumen de: DE102024212188A1

Die Erfindung betrifft ein Verfahren zum Betrieb einer Elektrolyseanlage (10), die einen Elektrolyseur (1) mit einer Vielzahl von elektrisch in Serie geschalteten Elektrolysezellen (5) aufweist, wobei Prozesswasser (H2O) den Elektrolysezellen (5) zugeführt und die Elektrolysezellen (5) mit einem Strom beaufschlagt werden, wobei als Produktgase Wasserstoff (H2) und Sauerstoff (O2) erzeugt werden, und wobei das Prozesswasser (H2O) in einem Prozesswasserkreislauf (31) geführt wird. Die Temperatur (TP) des Prozesswassers (H2O) wird dadurch geregelt, indem ein Temperatursollwert (TSET) für die Vorlauftemperatur (TIN) des Prozesswassers (H2O) vorgegeben wird, wobei die Betriebsstunden (OH) des Elektrolyseurs (1) aufgezeichnet und eine durch den Betrieb hervorgerufene Wirkungsgradeinbuße (Δη) ermittelt wird. Der Temperatursollwert (TSET) für die Vorlauftemperatur (TIN) wird in Abhängigkeit von der Wirkungsgradeinbuße (Δη) eingestellt.Die Erfindung betrifft ferner eine Elektrolyseanlage (10), die für die Durchführung des Verfahrens eingerichtet ist.

HYDROGEN COMBUSTION SYSTEM LINKED TO WATER ELECTROLYSIS EQUIPMENT

Resumen de: WO2026135157A1

A hydrogen combustion system according to one embodiment of the present invention may comprise: water electrolysis equipment for producing hydrogen and oxygen from water or steam; combustion equipment for burning the hydrogen and the oxygen; and a boiler in which water is heat-exchanged with exhaust gas discharged from the combustion equipment, thereby generating steam.

HYDROGEN PRODUCTION EQUIPMENT AND OPERATION METHOD FOR HYDROGEN PRODUCTION EQUIPMENT

Resumen de: WO2026134095A1

According to the present invention, hydrogen production equipment comprises: a first electrolysis device that includes a first electrolysis tank for electrolyzing water, a first gas/liquid separator to which gas that has been generated at the first electrolysis tank is led, a first circulation line for circulating an electrolyte solution between the first electrolysis tank and the first gas/liquid separator, and a first circulation pump that is provided on the first circulation line; and a second electrolysis device that similarly includes a second electrolysis tank, a second gas/liquid separator, a second circulation line, and a second circulation pump. The hydrogen production equipment also comprises: a branch line that connects a portion of the first circulation line that is downstream of an outlet of the first electrolysis tank and upstream of the first circulation pump and a portion of the second circulation line that is downstream of an outlet of the second electrolysis tank and upstream of the second circulation pump; and a return line that connects a portion of the second circulation line that is downstream of the second circulation pump and upstream of an inlet of the second electrolysis tank and a portion of the first circulation line that is downstream of the first circulation pump and upstream of an inlet of the first electrolysis tank.

APPARATUS AND METHOD FOR PRODUCING HYDROGEN AND ELECTRIC POWER

Resumen de: WO2026135053A1

A hydrogen and power production apparatus according to one aspect of the present invention comprises a unit cell comprising a cathode, an anode, and a ceramic membrane, which is an oxygen ion conductor, disposed between the cathode and the anode, wherein a by-product gas containing carbon monoxide is supplied to the anode, water is supplied to the cathode, hydrogen is generated at the cathode of the unit cell by an electrochemical reaction of the water, and electric power can be generated in an external circuit electrically connecting a cathode-side current collector and an anode-side current collector of the unit cell.

AN ELECTROLYZER FOR PRODUCING HYDROGEN GAS FROM AN ELECTROLYTE FLUID

Resumen de: WO2026133249A1

An electrolyzer (100) for producing hydrogen gas from an electrolyte fluid, comprising: a first header (110) and a second header (120) mutually coupled along a coupling surface (111, 121), a frame (170) arranged between the first and second header (110, 120) and configured to define with the lateral wall (160) of the recesses (150); one or more first channels (180) in fluid communication with a relative inlet channel (130), a reaction chamber (190) in fluid communication with the first channels (180), and second channels (200) in fluid communication with the reaction chamber (190) and outlet channels (140); electrodes (210) arranged in the reaction chamber (190) and mutually spaced apart along the transversal direction (T-T), electrodes (210) being configured to electrolyze the electrolyte fluid entering the reaction chamber (190) from the first channels (180) and to produce hydrogen gas and oxygen gas on a respective electrode (210); the second channels (200) together with the reaction chamber (190) and electrodes (210) being configured to separate hydrogen gas in a first electrolyzed fluid and oxygen gas in a second electrolyzed fluid in a respective second channel (200).

MANIFOLD, AND FUEL CELL STACK AND WATER ELECTROLYSIS CELL STACK COMPRISING SAME

Resumen de: WO2026134804A1

A manifold according to an embodiment of the present invention comprises: a first thin plate having a plurality of first holes; a plurality of intermediate thin plates which are stacked on the first thin plate and form a first flow path and a second flow path that are respectively in communication with two holes among the plurality of first holes and are separated; and a second thin plate which is disposed on the plurality of intermediate thin plates to shield the uppermost intermediate thin plate, and has a plurality of second holes respectively connected to the first flow path and the second flow path, wherein the first flow path and the second flow path may include a distribution flow path groove recessed in each of the plurality of intermediate thin plates, and the distribution flow path groove may be shielded by an upper thin plate thereon.

MANIFOLD, AND FUEL CELL STACK AND WATER ELECTROLYSIS CELL STACK COMPRISING SAME

Resumen de: WO2026134831A1

A manifold according to one embodiment of the present invention may comprise: a first thin plate having a plurality of first holes; a second thin plate which is disposed on the upper portion of the first thin plate and has a plurality of expansion holes that respectively communicate with the plurality of first holes and increase in width from the inside toward the edges; and a third thin plate which is disposed on the upper portion of the second thin plate and has a plurality of gas channel slits corresponding to the respective edges of the plurality of expansion holes.

HYDROGEN PRODUCTION SYSTEM AND HYDROGEN PRODUCTION METHOD

Resumen de: WO2026134833A1

According to exemplary embodiments of the present invention, it is possible to provide a hydrogen production system and a hydrogen production method which are capable of continuously producing hydrogen from different raw materials by using reduced iron.

WATER ELECTROLYSIS EVALUATION DEVICE, WATER ELECTROLYSIS EVALUATION METHOD, AND WATER ELECTROLYSIS EVALUATION PROGRAM

Resumen de: WO2026133998A1

The present invention is a water electrolysis evaluation device 100 for evaluating a water electrolysis device W by reducing pressure fluctuations on the exhaust side of the water electrolysis device to maintain test conditions of the water electrolysis device, the water electrolysis evaluation device 100 comprising: a gas-liquid separation tank 521a that separates water discharged together with exhaust gas from the water electrolysis device W; a water level sensor 57 that is provided in the gas-liquid separation tank 521a and measures the water level in the gas-liquid separation tank 521a; a drainage flow path 58 that is connected to the gas-liquid separation tank 521a and discharges water from within the gas-liquid separation tank 521a; a fluid control valve 59 that is provided in the drainage flow path 58 and controls the flow rate of water flowing through the drainage flow path 58; and a control computation unit 50 that controls the fluid control valve 59 on the basis of an output signal from the water level sensor 57 so that the water level in the gas-liquid separation tank 521a is maintained within a certain range.

METHOD FOR PRETREATING AMMONIA DECOMPOSITION CATALYST AND METHOD FOR REGENERATING SAME

Resumen de: WO2026134853A1

According to exemplary embodiments of the present invention, provided may be a method for pretreating an ammonia decomposition catalyst, capable of effectively reducing an active metal oxide contained in the catalyst, and a method for regenerating same.

POROUS ELECTRODE WITH CONTROLLED PORE SIZE AND METHOD FOR MANUFACTURING SAME

Resumen de: WO2026134884A1

The present invention relates to a porous electrode having controlled pore size and a method for manufacturing same and, more particularly, to a method for manufacturing a water electrolysis electrode and a water electrolysis electrode manufactured by the method of the present invention, the method comprising the steps of: preparing mixed metal powder including nickel powder and aluminum powder; filling the mixed metal powder into a mold formed in the shape of an electrode; applying pressure to the filled mixed metal powder to form a molded body; subjecting the molded body to first heat treatment in a reducing atmosphere; treating the heat-treated molded body with a basic solution to leach an aluminum component; and performing second heat treatment in a reducing atmosphere.

MICROREACTOR AND REACTOR FOR AMMONIA DECOMPOSITION INTO HYDROGEN

Resumen de: WO2026133128A1

The invention concerns a microreactor (20) for ammonia decomposition into hydrogen comprising two reactive chambers in fluid communications with each other, said first and second reactive chambers being formed by - a first ammonia decomposition chamber (21) containing a cracking catalyst, and - a second heating chamber (22), * said microreactor (20) having an ammonia feeding inlet (102) connected to said first ammonia decomposition chamber (21) and an air feeding inlet (108) connected to said second heating chamber inlet, * said first ammonia decomposition chamber (21) having an hydrogen outlet (104) for carrying off generated hydrogen and an ammonia decomposition products outlet (211), * said second heating chamber (22) having a second heating chamber inlet (212) in fluid connexion with the ammonia decomposition products outlet (211), and a residues outlet (106) for carrying off residues out of the microreactor (20).

HYDROGEN PRODUCTION SYSTEM AND HYDROGEN PRODUCTION METHOD

Resumen de: WO2026134785A1

According to exemplary embodiments of the present invention, a hydrogen production system and a hydrogen production method can be provided that ensures improved resource efficiency by recycling by-products generated in a hydrogen production process.

STEAM SUPPLY APPARATUS, WATER ELECTROLYSIS SYSTEM INCLUDING SAME, AND STEAM SUPPLY METHOD

Resumen de: WO2026134805A1

A stream supply apparatus according to an embodiment of the present invention comprises: a steam supply source which supplies steam; a main tank which stores steam supplied from the steam supply source and supplies the stored steam to an electrolytic hot box including a stack that electrolyzes the steam; an auxiliary tank which is provided separately from the main tank and has a pair of bypass valves for bypassing and storing steam supplied from the steam supply source; and a flow rate control valve which is provided on the main line between the main tank and the electrolytic hot box to control the flow rate of steam supplied from the main tank to the electrolytic hot box, wherein the pair of bypass valves may include: a first bypass valve provided on a first bypass line that is branched from the main line between the steam supply source and the main tank and is connected to the auxiliary tank; and a second bypass valve provided on a second bypass line that is branched from the main line between the main tank and the flow rate control valve and is connected to the auxiliary tank.

A CONTROL SYSTEM FOR CARBON INTENSITY MANAGEMENT IN A HYDROGEN SUPPLY NETWORK

Resumen de: WO2025042723A1

A computer-implemented method of providing hydrogen having a defined carbon intensity (CI) value to an end user location, the process comprising: selecting a total end-to-end maximum CI value for the hydrogen from production to delivery of the hydrogen to an end user location; receiving one or more feedstocks; receiving product CI values associated with each feedstock and/or the produced hydrogen; receiving demand data defining the end user demand for the hydrogen; receiving renewable power data; defining, in an optimization model, a plurality of constraints; generating, using the optimization model, a control strategy for control of the one or more industrial plants; and controlling the industrial plants in accordance with the values of the control variables to process the one or more feedstocks in order to provide a required quantity of hydrogen meeting the selected total end-to-end maximum CI value for use by an end user.

Electrolysis system and method of operation thereof

Resumen de: KR20260096162A

본 개시의 일 실시예에 따른 수전해 시스템은 수전해 스택; 상기 수전해 스택과 연결된 저항; 및 상기 수전해 스택에 기능적으로 연결된 제어부를 포함하고, 상기 제어부는 상기 저항을 제어할 수 있다. 본 개시의 일 실시예에 따른 수전해 시스템의 운전 방법은, 수전해 스택을 운전하는, 운전 동작; 상기 수전해 스택으로 인가되는 전류를 중단하는, 전류중단 동작; 상기 전류중단 동작 이후 대기하는, 대기 동작; 상기 수전해 스택과 저항을 연결하는, 저항 연결 동작; 상기 수전해 스택과 저항을 해제하는, 저항 해제 동작; 및 상기 수전해 스택을 재운전하는, 재운전 동작을 포함할 수 있다.

METHOD FOR PRODUCING AN ELECTRODE FOR USE IN THE ALKALINE ELECTROLYSIS OF WATER, AND ELECTRODE

Nº publicación: EP4762198A1 24/06/2026

Solicitante:

KS GLEITLAGER GMBH [DE]
KS Gleitlager GmbH

Resumen de: WO2026003102A1

The invention relates to a method for producing an electrode (10) for use in the alkaline electrolysis of water, comprising providing a metallic, in particular nickel-based, substrate (12), providing a spray material comprising a nickel-iron alloy, and coating at least one section of the substrate with the spray material by means of thermal spraying. The invention also relates to such an electrode and a spray material.