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ELECTROLYTIC CELL, ANODE CATALYTIC MATERIAL, PREPARATION METHOD THEREFOR, AND USE THEREOF

Resumen de: WO2026045877A1

The present application provides an electrolytic cell, an anode catalytic material, a preparation method therefor, and a use thereof. The anode catalytic material in the present application comprises: a substrate, which is an alloy comprising nickel and iron elements; and a nickel-rich oxide layer, which covers the surface of the substrate, wherein the nickel-rich oxide layer comprises nickel oxide and/or nickel hydroxide, and the mass content of nickel element in metal components of the nickel-rich oxide layer is greater than 70%. The anode catalytic material uses a nickel-iron alloy as a substrate, and the addition of iron element can effectively reduce the oxygen evolution overpotential of the substrate material; the nickel-rich oxide layer covering the surface of the substrate can passivate the substrate, and inhibit the dissolution of metal ions, preventing collapse of the skeleton structure of the alloy substrate, thereby maintaining mechanical stability; when the nickel-rich oxide layer is used as an anode, the thickness of the nickel-rich oxide layer does not increase significantly, thus not affecting the catalytic performance thereof; the nickel oxide and/or nickel hydroxide contained in the nickel-rich oxide layer and nickel iron hydroxide which may also be contained therein are also used as active components, thereby further ensuring the catalytic activity of the material.

ELECTROLYZER WITH MINIMISED SHUNT-CURRENTS AND USE THEREOF

Resumen de: AU2024337380A1

An electrolyzer stack in which gas passages (16C, 16D) and thin and long shunt-current reducing liquid passages (16A, 16B) are provided inside a gasket that is a combination of a first and a second gasket part (12A, 12B) for ease of assembly.

PLANT NETWORK INCLUDING AN ELECTROLYSIS PLANT AND A POWER SUPPLY SOURCE

Resumen de: US20260066650A1

A plant network has an electrolysis plant, a power supply source, and a central supply line connected to a DC voltage output of the power supply source for feeding a direct current into the central supply line. The electrolysis plant is connected to a central DC network for a high voltage via the central supply line. The power supply source has a wind turbine as a power generator and a rectifier with a DC voltage output for the high voltage. An energy storage system can feed a direct current into the central supply line. A DC supply network controls three different DC voltage levels independently, namely, a first DC voltage for charging and discharging an electrical storage battery of the energy storage system, a DC-Bus high voltage on the central supply line, and a DC operating voltage of the electrolysis plant.

SEPARATOR PLATE FOR AN ELECTROLYSER AND METHOD OF MANUFACTURING THE SEPARATOR PLATE

Resumen de: US20260062824A1

The present disclosure relates to a separator plate for an electrolyser, comprising a metal layer which has a surface structuring in sections, and an elastomer coating designed as a sealing element and applied to the metal layer for sealing at least one region of the separator plate. The surface structuring comprises a plurality of channel-shaped depressions produced by laser surface treatment. The elastomer coating is arranged at least in some regions on the surface structuring. The present disclosure additionally relates to a method for manufacturing the separator plate.

ELECTROLYSER UNIT COMPRISING A PLURALITY OF INDIVIDUAL ELECTROLYSER STACKS AND METHOD FOR CONNECTING ELECTROLYSER STACKS TO FORM UNITS

Resumen de: US20260062820A1

In a method for connecting a pair of electrolyser stacks with electrolyte, electric current and gas drain piping, each pair of stacks of the electrolyser: through interconnection endplates are supplied with alkaline electrolyte at elevated pressure by common electrolyte supply pipes and further, through the interconnection endplate drain off oxygen gas containing electrolyte, and hydrogen gas containing electrolyte, to common gas separation vessels for oxygen and hydrogen respectively, pull first electrically interconnected current injection electrodes adjacent to interconnection endplates to zero electrical potential through a zero potential conductor, and supply second current injection electrodes placed adjacent to distal endplates with electric current at potentials equally higher and lower respectively than the zero potential at the first electrodes.

SYSTEM FOR COMPRESSING, STORING AND PROVIDING GAS AND CORRESPONDING METHOD

Resumen de: US20260063249A1

A system for compressing, storing and providing gas, in particular hydrogen, having a compressing device, a storage device, an expansion machine and a refrigeration machine, in particular an absorption-type refrigeration machine, wherein the system is configured to compress received gas by means of the compressing device, in particular in multiple stages, and to store the compressed gas in the storage device, wherein the system is configured to refrigerate the compressing device using the refrigeration machine and the expansion machine.

METHOD FOR GENERATING POWER OR PRODUCING HYDROGEN AND ENERGY CONVERSION SYSTEM

Resumen de: US20260066320A1

A method for generating power or producing hydrogen from a carbon source, the method including a chemical conversion step of making, in a chemical conversion unit, a mixture obtained by mixing a solution containing an intermediate medium with a carbon source to react at a temperature at which chemical exergy of the carbon source exceeds chemical exergy in a reduced state of the intermediate medium to reduce the intermediate medium while oxidizing the carbon source, an electrochemical conversion step of bringing the intermediate medium reduced at the chemical conversion step into contact with an anode of a battery structure in an electrochemical conversion unit including the battery structure, and bringing oxygen or air into contact with a cathode of the battery structure to generate power, or bringing water into contact to produce hydrogen, and a reuse step of returning a solution containing the intermediate medium after the electrochemical conversion step to the mixture, and an energy conversion system.

BISMUTH VANADATE PHOTOELECTRODE

Resumen de: US20260062823A1

A method of preparing bismuth vanadate particles is described. The bismuth vanadate particles prepared via ultrasonication and hydrothermal treatment exhibit controlled morphology (e.g., octahedral shape) and crystallinity (e.g., tetragonal crystal symmetry). A photoelectrode containing bismuth vanadate particles and a method of using the photoelectrode in a photoelectrochemical cell for water splitting is also provided.

RAW MATERIAL FLUID TREATMENT PLANT AND RAW MATERIAL FLUID TREATMENT METHOD

Resumen de: US20260063069A1

A raw material fluid treatment plant is provided with a raw material reaction apparatus for reacting a raw material fluid to form a reaction gas. The raw material reaction apparatus includes preheaters and a reactor. The preheaters are heat exchangers that perform heat exchange between a second heat transfer medium and the raw material fluid to heat the raw material fluid. The reactor is a heat exchanger that performs heat exchange between a first heat transfer medium differing from the second heat transfer medium and the raw material fluid having been heated by the preheaters to heat and react the raw material fluid.

COMBINED SOLID OXIDE ELECTROLYZER CELL AND POLYMER ELECTROLYTE ELECTROLYZER CELL HYDROGEN GENERATION SYSTEM AND METHOD OF OPERATING THEREOF

Resumen de: US20260062816A1

A method of operating an electrolyzer system includes electrolyzing water into oxygen and inlet hydrogen using a polymer electrolyte cell (PEC) module including PECs, providing the inlet hydrogen to solid oxide electrolyzer cell (SOEC) modules that each include at least one SOEC stack, providing steam to the SOEC modules, and electrolyzing the steam to generate oxygen and a main product stream containing hydrogen.

REGENERATIVE FUEL CELL UTILIZING LIQUID HYDROGEN CARRIER

Resumen de: WO2026047671A1

The invention provides a method of storing and producing energy with the aid of a liquid hydrogen carrier (LHC) as a fuel material in a unified regenerative fuel cell having bifunctional electrocatalyst on its oxygen electrode. A fuel cell system comprising the unified regenerative fuel cell and a fuel supply and regeneration installation for the LHC is also provided.

APPARATUSES, SYSTEMS, AND METHODS FOR GENERATING HYDROGEN

Resumen de: WO2026050250A1

Methods of producing a product, such as methods that include irradiating a susceptor material with electromagnetic radiation, and contacting the susceptor material and a fluid to produce the product. The irradiating of the susceptor material may produce an electric current, a field, and/or generate heat, which can effect a chemical reaction of the fluid or a component thereof. Apparatuses and systems, which include a susceptor material disposed in a container.

SOLID OXIDE STEAM ELECTROLYSIS SYSTEM AND METHOD

Resumen de: WO2026047273A1

An object of the invention is a solid oxide steam electrolysis system comprising a steam feed (1), a gas recycle device (10) that supplies hydrogen from feed-in line (51) to the steam feed (1), and flow rate of the hydrogen from the gas recycle device (10) is being configured to control the partial pressure of hydrogen in the inlet of the cathode compartment from fuel gas supply structure (22) of the solid oxide electrolysis stack structure (30). A first heat management system (20) is being configured to heat the steam-hydrogen gas mixture in line (21) to 400 - 900 °C and is being configured to supply the gas from fuel gas supply structure (22) to the cathode compartment of the solid oxide electrolysis stack structure (30) to reduce steam into hydrogen and oxygen ions by a first controlled current from a power source (70). In the system the hydrogen-steam mixture in product gas line (23) being fed to the first heat management system (20) transferring energy to the inlet gas mixture from line (21), and the hydrogen-steam mixture from the first heat management system (20) in fluid line (24) being fed through a second heat management system (40) where the gas mixture is partly condensing and producing two-phase hydrogen-water-steam mixture to line (41). The steam flow rate in fuel gas supply structure (22) to the cathode compartment of the solid oxide electrolysis stack structure (30) is being controlled based on the first controlled current of a power supply (70). The steam fl

TITANIUM POROUS BODY, TITANIUM LAMINATE, WATER ELECTROLYSIS DEVICE, WATER ELECTROLYSIS METHOD, AND HYDROGEN PRODUCTION METHOD

Resumen de: WO2026048903A1

A titanium porous body according to the present invention comprises a powder sintered body and is formed in a sheet shape having a thickness of 200 μm or greater. In the titanium porous body, holes present in a cross-section extending along the thickness direction have an average aspect ratio of 3.2 or higher, the aspect ratio being calculated as a ratio of the thickness-direction length of a hole to the width-direction length of the hole, within a visual field measuring 200 μm × 200 μm in the cross-section.

DEVICE AND METHOD FOR GREEN AMMONIA SYNTHESIS

Resumen de: WO2026046825A1

The invention relates to a method for ammonia synthesis, comprising: providing hydrogen and nitrogen; supplying the hydrogen and the nitrogen to an ammonia synthesis circuit (20) comprising an ammonia converter (3) in which ammonia is catalytically synthesized, wherein a reactant gas mixture is supplied to the ammonia converter (4) and a product gas mixture is discharged from the ammonia converter (6); a circulator (1) which supplies a reactant gas mixture containing the hydrogen and the nitrogen to the ammonia converter (3); and a separator (11) in which ammonia is separated from a product gas mixture of the ammonia converter (4); wherein the ammonia synthesis circuit (20) is operated in a full-load operation in which a nominal flow rate of the hydrogen is provided to the ammonia synthesis circuit (20), and wherein the ammonia synthesis circuit (20) is either transferred from the full-load operation to a partial-load operation or from a partial-load operation to the full-load operation, wherein a flow rate of hydrogen is provided to the ammonia synthesis circuit (20) in the partial-load operation which is lower than the nominal flow rate, wherein, in the partial-load operation, a bypass gas flow branches off from the reactant gas mixture between the circulator (1) and the ammonia converter (4) and is supplied to the product gas mixture between the ammonia converter (4) and the separator (11).

Elektrolysesystem

Resumen de: DE102024208419A1

Elektrolysesystem zur elektrolytischen Spaltung von Wasser in Wasserstoff und Sauerstoff, mit einer elektrolytischen Zelle (1), die einen Anodenraum (2) und einen Kathodenraum (3) aufweist, die voneinander durch eine semipermeable Barriere getrennt sind, und mit einem Anoden-Wasserkreislauf (4), der über einen Anodenzulauf (5) den Anodenraum (2) mit Wasser versorgt und der über einen Anodenablauf (6) Wasser aus dem Anodenraum (2) aufnimmt, wobei im Anoden-Wasserkreislauf (4) ein Gas-Wasser-Separator (8) und eine Pumpvorrichtung (9) angeordnet sind. Das Wasser aus dem Kathodenraum (3) wird in einem Kathoden-Wasserpfad (14) aufgenommen und in den Anoden-Wasserkreislauf (4) einspeist, wobei im Kathoden-Wasserpfad (14) ein zweiter Gas-Wasser-Separator (17) angeordnet ist und im Anoden-Wasserkreislauf (4) ein Ionentauscher (10) zum Entfernen von Metall-Ionen. Im Kathoden-Wasserpfad (14) ist ein Radikalfänger (20) angeordnet.

LUNAR REGOLITH REDUCTION REACTOR SYSTEM AND METHOD OF PROCESSING LUNAR REGOLITH

Resumen de: US20260063035A1

A lunar regolith reduction reactor system includes a housing, a crucible, and a pair of electrodes. The housing includes a base structure and a cover structure detachably connected to the base structure, a gas input port to permit input of hydrogen gas into the housing, and a gas output port to permit outgassing of water vapor and gases. The crucible is designed to hold an amount of lunar regolith in the housing. The electrodes are disposed apart from one another and adjacent the crucible, wherein the electrodes are connectable to a power source to generate an electric arc to heat lunar regolith in the crucible and initiate a reduction reaction to separate oxygen gas and reduce separated material into a molten state.

STRUCTURE AND REDUCTION DEVICE

Resumen de: WO2026048152A1

Provided are a structure and a reduction device capable of more efficiently generating hydride ions. A structure according to an embodiment of the present invention comprises a first electrode, a second electrode, and an electrolyte. The first electrode and the second electrode are porous and allow a fluid to pass therethrough. The electrolyte is a solid disposed between the first electrode and the second electrode. The electrolyte is electrically connected to the first electrode and the second electrode. Hydride ions can move through the electrolyte.

WATER ELECTROLYSIS MODULE HAVING IMPROVED STACKING STABILITY

Resumen de: US20260062819A1

There is disclosed a water electrolysis stack in which a current collector, a cathode cell frame, a membrane electrode assembly, and an anode cell frame are sequentially stacked and fastened by a fastening member, wherein the water electrolysis stack has one or more through holes through which the current collector, the cathode cell frame, and the anode cell frame pass, the anode cell frame has a counter bore continued from the through hole and has a greater size than the through hole, and the fastening member includes a head seated on the counter bore, a shaft extending from the head and passing through the through hole, and a hook provided along an outer circumferential surface of one end portion of the shaft and protruding outward from the through hole to provide a compression force in a stacking direction.

MEMBRANE-BASED AUTOTHERMAL AMMONIA REACTOR

Resumen de: US20260061384A1

An autothermal ammonia reactor includes a chamber, a hydrogen-separation membrane within the chamber, and an ammonia decomposition catalyst. The chamber receives ammonia and air. The chamber including a combustion zone, a catalytic zone, and a hydrogen zone. The catalytic zone is in thermal communication with the combustion zone. The chamber directs the air and a portion of the ammonia from the fluid inlet to the combustion zone to allow the air and ammonia to exothermically react to generate thermal energy. The chamber directs another portion of the ammonia into the catalytic zone to decompose into hydrogen and nitrogen as the ammonia is exposed to the thermal energy from the combustion zone and contacts the catalyst. The chamber directs the hydrogen from the catalytic zone, through a surface of the hydrogen-separation membrane, to the hydrogen zone to allow the hydrogen to exit the chamber through the fluid outlet.

WATER ELECTROLYSIS DEVICE, CONTROL METHOD, AND PROGRAM

Resumen de: WO2026048251A1

This water electrolysis device comprises: a water electrolysis stack that has a water electrolysis cell having a solid polymer electrolyte membrane disposed between a pair of separators, and that electrolyzes an electrolytic solution by using the water electrolysis cell; a power supply unit that is electrically connected to the water electrolysis stack; an electrolytic solution path that circulates and supplies the electrolytic solution to the water electrolysis cell; a first temperature sensor that is capable of measuring an inlet temperature of the electrolytic solution flowing through an inlet of the water electrolysis stack; a second temperature sensor that is capable of measuring flow-path outlet temperatures of the electrolytic solution flowing through outlets of a plurality of flow paths formed in electrolysis units of the separators; and a control unit that performs, on the basis of the inlet temperature from the first temperature sensor and the flow-path outlet temperatures from the second temperature sensor, control on the electrolysis units to regulate at least one of the flow rate, temperature, and electric current of the electrolytic solution so as to lower a temperature that has increased in a portion of the electrolysis units of the separators.

ELECTROLYSIS SYSTEM AND CONTROLLING METHOD OF THEREOF

Resumen de: KR20260029968A

본 발명은 수전해 반응을 통해 수소와 산소를 생산하는 수전해 스택; 상기 수전해 스택의 작동에 필요한 에너지를 공급하는 전력 공급부; 상기 수전해 스택에서 생산된 수소와 산소를 이용하여 수소 가스 및 산소가스를 물과 분리하는 기액 분리기; 상기 수소 가스 및 상기 산소 가스를 배출시키는 압력 제어 밸브; 상기 기액 분리기의 압력을 측정하고 차압 데이터를 획득하는 차압 센서; 상기 수소 가스 및 상기 산소 가스를 배출시켜, 상기 기액 분리기의 압력을 유지시키는 역 압력 조절기; 및 상기 차압 데이터를 기초로 필요한 수소 가스 및 산소 가스의 양을 자동으로 계산하고, 계산 데이터를 기초로 상기 압력 제어 밸브 및 상기 역 압력 조절기 중 적어도 하나를 제어하는 제어부를 포함하는 수전해 시스템을 제공한다.

WATER ELECTROLYSIS CELL AND WATER ELECTROLYSIS SYSTEM

Resumen de: WO2026048255A1

A water electrolysis cell and a water electrolysis system comprising: an ion exchange membrane; a cathode-side catalyst layer disposed on one side of the ion exchange membrane; an anode-side catalyst layer disposed on the other side of the ion exchange membrane; and a metal impurity removal layer disposed between the ion exchange membrane and the cathode-side catalyst layer and/or between the ion exchange membrane and the anode-side catalyst layer.

Apparatus that decomposes ammonia to produce hydrogen and the facility including the same

Resumen de: KR20260029661A

본 발명은 유입된 암모니아 기체가 유동하며, 상기 유입된 암모니아 기체를 수소 기체와 질소 기체로 분해하는 촉매 물질을 포함하는 반응부, 상기 반응부를 가열하여, 상기 반응부에서 암모니아 분해를 가능하게 하는 히터 및 상기 히터의 질화 현상을 방지하기 위하여, 상기 히터의 일부 또는 전체를 덮도록 배치되는 질화 방지용 금속층을 포함하는 암모니아 분해 장치를 제공한다. 따라서 히터의 일부 또는 전체를 덮도록 질화 방지용 금속층이 형성되어 있어서, 암모니아 분해 반응이 고온에서 장시간 동안 진행되더라도 질화 현상이 감소되고, 따라서 질화 현상에 의해 경화가 되어 내구도가 저하되는 문제를 미연에 방지할 수 있는 장점이 있다.

Ru CuMnBP Ru-doped CuMnBP micro cluster electrocatalyst for electrochemical water splitting application and preparation method therefor

Nº publicación: KR20260029812A 05/03/2026

Solicitante:

광운대학교산학협력단

Resumen de: KR20260029812A

본 발명의 일 측면에 따르면, (a) 니켈 폼 기판 준비단계; (b) 상기 니켈 폼 기판 및 Cu, Mn, B, P 전구체를 포함하는 전구체 수용액을 밀폐된 반응용기 내에 넣어서 수열반응법(hydrothermal approach)에 의해 상기 Ni 폼 기판에 CuMnBP 구조체를 제조하는 단계; (c) 상기 CuMnBP 구조체에 대해 후- 어닐링 공정을 수행하는 단계; 및 (d) 상기 후 어닐링 공정을 거친 CuMnBP 구조체를 침지법에 의해Ru 전구체 수용액에 침지시켜서 Ru도핑 CuMnBP 마이크로 클러스터 전기 촉매를 제조하는 것을 특징으로 하는 전기 촉매 구조체 제조방법이 제공된다.