Ministerio de Industria, Turismo y Comercio LogoMinisterior
 

Hidrogen electrolític

Resultados 914 resultados
LastUpdate Última actualización 03/04/2026 [07:05:00]
pdfxls
Publicaciones de solicitudes de patente de los últimos 60 días/Applications published in the last 60 days
Resultados 1 a 25 de 914 nextPage  

SYSTEM AND METHOD TO CONTROL HYDROGEN-TO-OXYGEN RATIO IN AN ANODE SIDE AT TURNDOWN IN ELECTROLYZERS

NºPublicación:  US20260092386A1 02/04/2026
Solicitante: 
NEW HYDROGEN IP LLC [US]
NEW HYDROGEN IP, LLC
US_20260092386_A1

Resumen de: US20260092386A1

An electrolysis system includes an electrolyzer stack having an anode side that provides an anode-side gas having a hydrogen-to-oxygen (HTO) ratio, an oxygen separator tank fluidically coupled the anode side, and an anode-side dilution system that is changeable between a closed-monitor state and an open-dilution state.

SYSTEM AND METHODS OF WATER ELECTROLYSIS

NºPublicación:  US20260092387A1 02/04/2026
Solicitante: 
SCHLUMBERGER TECH CORPORATION [US]
Schlumberger Technology Corporation
US_20260092387_A1

Resumen de: US20260092387A1

Provided herein are methods for cleaning a diaphragm and/or membrane in an electrolysis system. For example, provided herein is a method of chemically cleaning a diaphragm and/or membrane comprising immersing the diaphragm and/or membrane in an acidic medium, immersing the diaphragm and/or membrane in a weak alkaline medium, and rinsing the diaphragm and/or membrane with deionized water. Also provided herein is a method of electrochemically cleaning a diaphragm and/or membrane comprising reversing the direction of current applied across the diaphragm and/or membrane, applying a cathodic current to the electrolyte solution, applying an anodic current to the electrolyte solution, rinsing the diaphragm and/or membrane with deionized water, and removing deposits from the electrolyte solution. Also provided herein is a method of mechanically cleaning a diaphragm and/or membrane comprising applying a voltage across the diaphragm and/or membrane that is higher than the normal operating voltage, and mechanically agitating the electrolyte solution.

OFFSHORE ELECTROLYSIS SYSTEM, AND METHOD FOR OPERATING AN OFFSHORE ELECTROLYSIS SYSTEM

NºPublicación:  AU2024352604A1 02/04/2026
Solicitante: 
SIEMENS ENERGY GLOBAL GMBH & CO KG
SIEMENS ENERGY GLOBAL GMBH & CO. KG
AU_2024352604_PA

Resumen de: AU2024352604A1

The invention relates to an offshore electrolysis system (100) comprising: a wind turbine (1) with a platform (3) and with an electrolysis plant (5) which is arranged on the platform (3) and is connected to the wind turbine (1) in order to supply electrolysis current; and a heat supply device (7) which is coupled to the electrolysis plant (5) and is designed in such a way that heat can be transferred to the electrolysis plant by means of the heat supply device (7) during a standstill mode so as to maintain the temperature above a minimum temperature. The invention also relates to a method for operating a corresponding offshore electrolysis system. During a standstill mode, heat is transferred to the electrolysis plant (5) by means of the heat supply device (7) so as to maintain the temperature above a minimum temperature and prevent freezing of water-carrying components of the electrolysis plant (5).

OFFSHORE ELECTROLYSIS SYSTEM, AND METHOD FOR OPERATING AN OFFSHORE ELECTROLYSIS SYSTEM

NºPublicación:  AU2024349761A1 02/04/2026
Solicitante: 
SIEMENS ENERGY GLOBAL GMBH & CO KG
SIEMENS ENERGY GLOBAL GMBH & CO. KG
AU_2024349761_PA

Resumen de: AU2024349761A1

The invention relates to an offshore electrolysis system (100) comprising: a wind turbine (1) with a platform (3) and with an electrolysis plant (5) which is arranged on the platform (3) and is connected to the wind turbine (1) in order to supply electrolysis current; and a heat supply device (7) which is coupled to the electrolysis plant (5) and has a combustion device (13), wherein a fuel reservoir (15) is connected to the heat supply device (7) such that, during a standstill mode, heat generated by means of the combustion device (13) can be transferred to the electrolysis plant (5) so as to maintain the temperature above a minimum temperature. The invention also relates to a method for operating a corresponding offshore electrolysis system (100), wherein, during a standstill mode, heat is generated by means of the heat supply device (7) and transferred to the electrolysis plant (5) so as to maintain the temperature above a minimum temperature and prevent freezing of water-carrying components of the electrolysis plant (5).

Electrochemical reaction device and method of manufacturing electrochemical reaction device

NºPublicación:  AU2025213629A1 02/04/2026
Solicitante: 
KK TOSHIBA
Kabushiki Kaisha Toshiba
AU_2025213629_A1

Resumen de: AU2025213629A1

The electrochemical reaction device includes: an electrochemical reaction structure including a cathode, an anode, a diaphragm having a first surface on the cathode and a second surface on the anode, a cathode flow path, and an anode flow path; a first 5 flow path through which a first fluid containing a reducible material to the cathode flow path flows; a second flow path through which a second fluid containing water to the anode flow path flows; a third flow path through which a third fluid containing the reduction product from the cathode flow path flows; and a fourth flow path through which a fourth fluid containing water and oxygen from the anode flow path flows. The diaphragm has 10 concentration gradient in which a concentration of a chemical species decreases from the second surface to the first surface, the chemical species being configured to decompose, capture, or inactivate an active oxygen specie. The electrochemical reaction device includes: an electrochemical reaction structure including a cathode, an anode, a diaphragm having a first surface on the cathode 5 and a second surface on the anode, a cathode flow path, and an anode flow path; a first flow path through which a first fluid containing a reducible material to the cathode flow path flows; a second flow path through which a second fluid containing water to the anode flow path flows; a third flow path through which a third fluid containing the reduction product from the cathode flow path flows; and a fourt

ELECTRODE AND ELECTROCHEMICAL CELL

NºPublicación:  US20260094846A1 02/04/2026
Solicitante: 
CERES INTELLECTUAL PROPERTY COMPANY LTD [GB]
CERES INTELLECTUAL PROPERTY COMPANY LIMITED
US_20260094846_A1

Resumen de: US20260094846A1

An electrochemical cell is disclosed having a porous metal support, a gas transport layer on the porous metal support, and an electrode layer on the gas transport layer. The gas transport layer is electrically conductive and has an open pore structure comprising a pore volume fraction of 20% by volume or higher and wherein the electrode layer has a pore volume fraction lower than the pore volume fraction of the gas transport layer. Also disclosed is a stack of such electrochemical cells and a method of producing such an electrochemical cell.

NI-BASED CATALYST FOR NH3 REFORMING APPLICATIONS

NºPublicación:  US20260091374A1 02/04/2026
Solicitante: 
BASF SE [DE]
BASF SE
US_20260091374_A1

Resumen de: US20260091374A1

The present invention relates to a catalyst comprising Ni, Ru, and a promoter metal M1, wherein the catalyst displays an Ru:Ni weight ratio in the range of from 0.0001:1 to 0.5:1, wherein the promoter metal M1 is selected from the group consisting of Li, K, Na, Cs, Mg, Ca, Sr, and Ba, including mixtures of two or more thereof, and wherein the catalyst further comprises one or more support materials onto which Ni, Ru, and the promoter metal M1 are respectively supported. Furthermore, the present invention relates to a method for the preparation of a catalyst comprising Ni, Ru, and a promoter metal M1, as well as to a catalyst obtainable according to said method, and to a process for the reforming of ammonia employing the inventive catalyst.

CATALYST FOR AMMONIA DECOMPOSITION, METHOD OF PREPARING THE CATALYST, AND METHOD OF AMMONIA DECOMPOSITION USING THE CATALYST

NºPublicación:  US20260091373A1 02/04/2026
Solicitante: 
SK INNOVATION CO LTD [KR]
SK INNOVATION CO., LTD
US_20260091373_A1

Resumen de: US20260091373A1

In a method of preparing an ammonia decomposition catalyst according to embodiments of the present disclosure, a mixture of a metal oxide including lanthanum and a heterogeneous metal and aluminum oxide is prepared, the mixture was subjected to steam treatment to form a carrier, and a catalytically active metal is supported on the carrier to prepare an ammonia decomposition catalyst. The ammonia decomposition catalyst according to embodiments of the present disclosure is prepared by the above-described preparation method.

CONTROL OF THE SOLID OXIDE ELECTROLYZER

NºPublicación:  US20260092384A1 02/04/2026
Solicitante: 
BLOOM ENERGY CORP [US]
Bloom Energy Corporation
US_20260092384_A1

Resumen de: US20260092384A1

A modular solid oxide electrolyzer cell (SOEC) system including a stack of electrolyzer cells configured to receive steam in combination with hydrogen, and a steam recycle outlet configured to recycle a portion of the steam.

METHOD AND SYSTEM FOR PRODUCING HYDROGEN FROM A HEAT SOURCE, AND PLANT COMPRISING SUCH A SYSTEM

NºPublicación:  EP4716769A1 01/04/2026
Solicitante: 
GENVIA [FR]
SERVICES PETROLIERS SCHLUMBERGER SPS [FR]
SCHLUMBERGER TECHNOLOGY BV [NL]
Genvia,
Services Petroliers Schlumberger (SPS),
Schlumberger Technology B.V
WO_2024240599_PA

Resumen de: WO2024240599A1

The invention relates to a method for producing hydrogen by steam electrolysis, using the heat from a hot effluent (102) discharged by an industrial plant, the method comprising the following steps: - heat exchange, in a heat exchanger (106), between the hot effluent (102) and a flow of water (104) in order to produce a first flow of steam (108), - cogeneration of electricity (118) and a second flow of steam (116) by a cogeneration unit (110) supplied with the first flow of steam (108), and - electrolysis of at least part of the second flow of steam (116) in an electrolysis unit (120) powered by the electricity (118), in order to produce a hydrogen flow and an oxygen-rich flow. The invention further relates to a system (100) implementing such a method and to a plant implementing such a system.

SYSTEMS AND METHODS FOR PRODUCING RENEWABLE HYDROGEN

NºPublicación:  EP4716767A1 01/04/2026
Solicitante: 
KOLOMA INC [US]
Koloma, Inc
AU_2024303520_PA

Resumen de: AU2024303520A1

Methods for producing renewable hydrogen and systems related to the same are provided.

MICROFLUIDIC THIN FILM ELECTROLYSER

NºPublicación:  EP4717795A1 01/04/2026
Solicitante: 
TNO [NL]
Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO
EP_4717795_PA

Resumen de: EP4717795A1

The present invention relates to an electrolyser architecture and a method for performing electrolysis. The electrolyser comprises a proton exchange membrane (PEM) and a plurality of electrodes arranged on a surface of the PEM. A microfluidic fluid channel structure is aligned with the electrodes, forming multiple channels parallel to the surface of the PEM. These channels are designed to feed water to the electrodes and are configured to collect gases produced during electrolysis above the electrodes.

AMMONIA DECOMPOSITION REACTOR, HYDROGEN PRODUCTION APPARATUS AND METHOD FOR PRODUCING HYDROGEN USING THE SAME

NºPublicación:  EP4717665A1 01/04/2026
Solicitante: 
SK INNOVATION CO LTD [KR]
SK Innovation Co., Ltd
EP_4717665_PA

Resumen de: EP4717665A1

An ammonia decomposition reactor, a hydrogen production apparatus and a method for producing hydrogen are provided. The ammonia decomposition reactor includes a first chamber and a second chamber, wherein the first chamber is configured to operate at an operating temperature of 410°C or less, the first chamber includes at least one selected from the group consisting of carbon steel, low alloy steel, stainless steel, and a nickel-based alloy, and the second chamber includes a nickel-based alloy (NT) satisfying Equation 1 below. T≤15μm, in Equation 1, T represents the maximum nitrided depth when the nickel-based alloy (NT) is prepared as a cylindrical specimen having a diameter of 2 mm and a height of 200 mm, and the cylindrical specimen is exposed to a gas stream comprising 97.2% by volume NH3, 2.1% by volume H2, and 0.7% by volume N2 in a temperature environment of 500°C for 100 hours.

SYSTEM AND METHOD TO CONTROL HYDROGEN-TO-OXYGEN RATIO IN AN ANODE SIDE AT TURNDOWN IN ELECTROLYZERS

NºPublicación:  EP4717797A2 01/04/2026
Solicitante: 
NEW HYDROGEN IP LLC [US]
New Hydrogen IP, LLC
EP_4717797_PA

Resumen de: EP4717797A2

An electrolysis system includes an electrolyzer stack having an anode side that provides an anode-side gas having a hydrogen-to-oxygen (HTO) ratio, an oxygen separator tank fluidically coupled the anode side, and an anode-side dilution system that is changeable between a closed-monitor state and an open-dilution state.

POLYMERIZABLE COMPOSITION, ION EXCHANGE RESIN, ION EXCHANGE MEMBRANE, MEMBRANE ELECTRODE ASSEMBLY, AND HYDROGEN PRODUCTION DEVICE

NºPublicación:  EP4717716A1 01/04/2026
Solicitante: 
TOKUYAMA CORP [JP]
TOKUYAMA CORPORATION
EP_4717716_PA

Resumen de: EP4717716A1

Provided are: a polymerizable composition containing a quaternary ammonium salt represented by formula (I), a polymerizable monomer, a linear or branched C1-4 alkylene glycol, and at least one hydroxyl group-containing compound selected from the group consisting of a C4-15 primary alcohol, a C4-15 secondary alcohol, and a C5-15 diol which has a hydroxy group bonded to a secondary carbon atom; an ion exchange resin; an ion exchange membrane; a membrane electrode assembly; and a hydrogen production device.

METHOD OF CLEANING IN-SITU A DIAPHRAGM AND/OR MEMBRANE IN AN ALKALINE ELECTROLYSIS SYSTEM

NºPublicación:  EP4717798A2 01/04/2026
Solicitante: 
SERVICES PETROLIERS SCHLUMBERGER [FR]
SCHLUMBERGER TECHNOLOGY BV [NL]
Services P\u00E9troliers Schlumberger,
Schlumberger Technology B.V
EP_4717798_PA

Resumen de: EP4717798A2

Provided herein are methods for cleaning a diaphragm and/or membrane in an electrolysis system. For example, provided herein is a method of chemically cleaning a diaphragm and/or membrane comprising immersing the diaphragm and/or membrane in an acidic medium, immersing the diaphragm and/or membrane in a weak alkaline medium, and rinsing the diaphragm and/or membrane with deionized water. Also provided herein is a method of electrochemically cleaning a diaphragm and/or membrane comprising reversing the direction of current applied across the diaphragm and/or membrane, applying a cathodic current to the electrolyte solution, applying an anodic current to the electrolyte solution, rinsing the diaphragm and/or membrane with deionized water, and removing deposits from the electrolyte solution. Also provided herein is a method of mechanically cleaning a diaphragm and/or membrane comprising applying a voltage across the diaphragm and/or membrane that is higher than the normal operating voltage, and mechanically agitating the electrolyte solution.

METHOD FOR CONTROLLING AT LEAST ONE PHOTOVOLTAIC CONVERSION DEVICE ELECTRICALLY CONNECTED TO AN ELECTROLYSER

NºPublicación:  EP4716765A1 01/04/2026
Solicitante: 
VINCI CONSTRUCTION GRANDS PROJETS [FR]
Vinci Construction Grands Projets
WO_2024240830_PA

Resumen de: WO2024240830A1

The present invention relates to a method for controlling a hydrogen production installation (100), the method comprising the following successive steps: - determining a first magnitude of a nominal operating electric current (In) of at least one electrolyser (50); - measuring a second magnitude of an electric current (Imes flowing through a connection (22) between the electrolyser (50) or at least one of the electrolysers (50) and at least one photovoltaic conversion device (10); and - orienting the device (10) or at least one of the devices (10) such that the second magnitude (Imes) is less than or equal to the first magnitude (In).

接合型光催化剂

NºPublicación:  CN121772977A 31/03/2026
Solicitante: 
花王株式会社
CN_121772977_A

Resumen de: WO2025047802A1

Provided is a junction photocatalyst exhibiting higher catalytic activity and greater freedom in molecular design than conventional junction photocatalysts. The junction photocatalyst has a solid mediator between an oxygen generating photocatalyst and a hydrogen generating photocatalyst including an organic semiconductor, wherein the hydrogen generating photocatalyst and the solid mediator are bonded together, and the oxygen generating photocatalyst and the solid mediator are bonded together.

用于产生氢气的多相反应器

NºPublicación:  CN121773232A 31/03/2026
Solicitante: 
清洁氢能有限公司
CN_121773232_A

Resumen de: AU2024308720A1

The disclosure provides a method of producing hydrogen. The method comprises conducting a thermochemical reaction by contacting an active reagent and a basic aqueous solution, to thereby cause water from the basic aqueous solution to react with the active reagent and to produce hydrogen and a basic aqueous solution comprising an oxidised product. The method further comprises disposing the basic aqueous solution comprising the oxidised product in an electrochemical cell comprising an anode and a cathode, such that at least a portion of the cathode contacts the solution; and conducting an electrochemical reaction by applying a voltage across the anode and the cathode to produce hydrogen, oxygen and the active reagent. The active reagent comprises a metal or metal ion in a first oxidation state and the oxidised product comprises the metal or metal ion in a second oxidation state which is higher than the first oxidation state.

原位催化剂合成、沉积和利用

NºPublicación:  CN121753156A 27/03/2026
Solicitante: 
阿维姆有限责任公司
CN_121753156_PA

Resumen de: US2025011953A1

Disclosed herein is an electrolyte comprising H+ or OH− and precursors used to make a hydrogen evolution electrocatalyst, an oxygen evolution electrocatalyst, a bifunctional hydrogen/oxygen evolution electrocatalyst, or any combination thereof for use in in situ catalyst synthesis, deposition and/or utilization.

一种膜电极组件及其制造方法

NºPublicación:  CN121753157A 27/03/2026
Solicitante: 
W.L.\u6208\u5C14\u53CA\u540C\u4EC1\u80A1\u4EFD\u6709\u9650\u516C\u53F8,
W.L.\u6208\u5C14\u6709\u9650\u516C\u53F8,
\u65E5\u672C\u6208\u5C14\u5408\u540C\u4F1A\u793E
CN_121753157_PA

Resumen de: WO2024236080A1

There is provided a membrane electrode assembly (MEA) for an electrochemical devices, such as for fuel cells and electrolyzers, particularly for polymer electrolyte membrane (PEM) fuel cells, said membrane electrode assembly comprising a composite electrolyte membrane comprising a reinforced electrolyte layer comprising at least one porous support, the porous support being at least partially imbibed with a first ion exchange material; and a first electrode comprising a reinforced electrode layer comprising a porous support, the porous support being at least partially imbibed with a first catalyst and a second ion exchange material, wherein the composite electrolyte membrane is in contact with the first electrode. Also provided is a composite electrolyte membrane, which can be used in the manufacture of the membrane electrode assembly and a fuel cell and electrolyzer comprising such a membrane electrode assembly. A method for the manufacture of the membrane electrode assembly, and a membrane electrode assembly obtainable by such a method are also disclosed.

ELECTROLYSIS INSTALLATION COMPRISING A SUPERVISION UNIT CONFIGURED FOR IMPROVED OPERATION

NºPublicación:  WO2026061774A1 26/03/2026
Solicitante: 
JOHN COCKERILL HYDROGEN FRANCE [FR]
JOHN COCKERILL HYDROGEN FRANCE
WO_2026061774_A1

Resumen de: WO2026061774A1

The invention relates to a water electrolysis installation (P) drawing power from an electrical network (NET) and providing an hydrogen production rate, the installation (P) comprising a plurality of clusters (Ci). The installation (P) comprises a supervision unit (SU) defining, repetitively at successive sampling periods (k), the operating mode of the clusters (Ci) and a current setpoint (xi k) of each active cluster (Ci). The supervision unit (SU) comprises a candidate module (CM) configured to establish, during each sampling period, a candidate list (SL) consisting of all cluster pools capable of satisfying a production constraint and an optimization module (COM) configured to calculate, during each sampling period (k), for each cluster pool of the candidate list (SL), optimal current setpoints of the clusters and an associated efficiency value of said pool, the optimal current setpoints optimizing an objective function under the production constraint.

METHOD AND APPARATUS FOR FORMING FEEDSTOCK FOR CRACKING

NºPublicación:  WO2026062321A1 26/03/2026
Solicitante: 
TEKNOLOGIAN TUTKIMUSKESKUS VTT OY [FI]
TEKNOLOGIAN TUTKIMUSKESKUS VTT OY
WO_2026062321_A1

Resumen de: WO2026062321A1

The application relates to a method and an apparatus for forming a feedstock for a steam cracking process. Hydrogen gas (4) and a feed (1) comprising at least carbon dioxide are fed to a first reactor (2) in which the feed reacts with the hydrogen to form a synthesis gas (3) comprising at least carbon monoxide, and the synthesis gas is supplied to a second reactor (6) in which the synthesis gas is treated in the presence of a synthesis catalyst to form a hydrocarbon composition (7) comprising at least naphtha range hydrocarbons. Undesired hydrocarbons, unreacted gases and/or water are separated from the hydrocarbon composition (7) and a fraction of the hydrocarbon composition (8) which comprises at least naphtha range hydrocarbons is formed. The fraction of the hydrocarbon composition is treated by a hydrotreatment (10) in which hydrogenation and hydrodeoxygenation reactions are carried out in the presence of at least one hydrotreatment catalyst in one or more reactors for modifying the fraction (8) to form a modified hydrocarbon composition (11), and the feedstock is formed from the modified hydrocarbon composition.

METHOD, DEVICE FOR CHECKING AND TESTING A HYDROGEN PRODUCTION PLANT, AND USE THEREOF

NºPublicación:  WO2026062122A1 26/03/2026
Solicitante: 
QUEST ONE GMBH [DE]
QUEST ONE GMBH
WO_2026062122_A1

Resumen de: WO2026062122A1

The invention relates to a method and a device (10) for checking and testing a hydrogen production plant (100) having a plurality of electrolysis devices, which are designed to generate hydrogen from water with the aid of electrical current, having a water circuit for supplying the electrolysis devices with water, and having electrical connections for connecting the hydrogen production plant (100) to an electrical current source or electrical voltage source or an electrical power network which, for generating hydrogen, supplies the electrolysis devices of the hydrogen production plant (100) with electrical power (11), wherein the device (10) has an encapsulated receiving space (11) which is designed to receive the hydrogen production plant (100) to be checked or tested.

USE OF A DEVICE FOR GENERATING HYDROGEN AND OXYGEN

Nº publicación: WO2026062314A1 26/03/2026

Solicitante:

SANCHEZ PENA JONATHAN [ES]
SANCHEZ PE\u00D1A, Jonathan

WO_2026062314_A1

Resumen de: WO2026062314A1

The present invention relates to the use of a device for generating hydrogen and oxygen as a fuel source.

traducir