Resumen de: WO2026176299A1
The present application relates to an advanced process for the decoupled production of hydrogen and carbon monoxide from hydrocarbons and carbon dioxide. This process combines the catalytic decomposition of hydrocarbons with the gasification of a solid carbon intermediate to separately produce and store hydrogen and carbon monoxide. From an industrial perspective, this process allows for an easy and highly flexible subsequent mixture of the two products that is critical for downstream processes.
Resumen de: WO2026176213A1
The present invention relates to a system for generating energy by means of hydrogen gas (HHO) for domestic and industrial use, wherein the system is used as an energy source in different applications, such as heating, cooking, boilers and industrial motors or similar. The system comprises a set of units and devices that includes a multipolar cell and several interconnected components, such as pressure valves, a pressurised pump and a gas mixer, which allow HHO to be produced, controlled, and blended with other fuels, optimising energy efficiency and reducing carbon emissions.
Resumen de: WO2026177750A2
An integrated energy system (IES) including a power plant is discussed herein. In some examples, the IES may include a power plant configured to generate steam, a Low-Temperature Methane Steam Reforming plant configured to receive at least a portion of the steam from the power plant to react with Methane within the Low-Temperature Methane Steam Reforming plant to produce Hydrogen, first Carbon Monoxide, and Carbon Dioxide, a first separation unit configured to separate the Hydrogen, the first Carbon Monoxide, and the Carbon Dioxide, a Solid Oxide Electrolysis Stack configured to receive at least a portion of the Carbon Dioxide and to produce second Carbon Monoxide and Oxygen, a second separation unit configured to separate the Carbon Dioxide from the second Carbon Monoxide, and a methanol synthesis reactor configured to receive at least a portion of the Hydrogen and at least a portion of the second Carbon Monoxide to produce Methanol.
Resumen de: WO2026175484A1
A converter system (100) for powering a plurality of hydrogen electrolyzers is provided. The plurality of hydrogen electrolyzers are electrically coupled together to form at least two electrolyzer strings (210, 220). The converter system (100) comprises: a main power supply unit (10) comprising a main converter that provides bulk power to the at least two electrolyzer strings (210, 220) such that a main current flows through each of the at least two electrolyzer strings; an auxiliary power supply unit (20) comprising at least one DC/DC converter, which is electrically coupled with one electrolyzer string from the at least two electrolyzer strings to inject or extract an adjustable current to or from the one electrolyzer string; and a control system (30) configured to control at least one of the main power supply unit (10) and the auxiliary power supply unit (20) for operating the converter system (100).
Resumen de: WO2026175483A1
The present disclosure provides a converter system (100) for powering a plurality of hydrogen electrolyzers that are electrically coupled together to form at least one electrolyzer string (200). The converter system (100) includes a main power supply unit (10) configured to provide bulk power to the at least one electrolyzer string (200) such that a main current flows through the at least one electrolyzer string (200); an auxiliary power supply unit (20) comprising at least one DC/DC converter (21), which is electrically coupled with the at least one electrolyzer string (200) to inject or extract an adjustable current to or from the at least one electrolyzer string (200); and a control system (30) configured to control at least one of the main power supply unit (10) and the auxiliary power supply unit (20) for operating the converter system (100).
Resumen de: WO2026176844A1
Provided is an electrode laminate for an alkaline water electrolysis cell in which a short circuit due to breakage of a diaphragm is unlikely to occur while having a zero gap structure. The electrode laminate for an alkaline water electrolysis cell comprises: an anode that serves as an oxygen generation electrode; a cathode that serves as a hydrogen generation electrode; and a diaphragm that is interposed between the anode and the cathode and has hydroxide ion conductivity. The electrode laminate has a zero gap structure in which the anode, the diaphragm, and the cathode are laminated so as to be in contact with each other. The anode includes an anode stress relaxation layer, which is deformable by stress, on a surface that is in contact with the diaphragm, and/or the cathode includes a cathode stress relaxation layer, which is deformable by stress, on a surface that is in contact with the diaphragm.
Resumen de: WO2011139804A2
Compositions and methods for a hybrid biological and chemical process that captures and converts carbon dioxide and/or other forms of inorganic carbon and/or CI carbon sources including but not limited to carbon monoxide, methane, methanol, formate, or formic acid, and/or mixtures containing CI chemicals including but not limited to various syngas compositions, into organic chemicals including biofuels or other valuable biomass, chemical, industrial, or pharmaceutical products are provided. The present invention, in certain embodiments, fixes inorganic carbon or CI carbon sources into longer carbon chain organic chemicals by utilizing microorganisms capable of performing the oxyhydrogen reaction and the autotrophic fixation of CO2 in one or more steps of the process.
Resumen de: WO2025036406A1
An SOEC module and an SOEC water electrolysis hydrogen production device based on a multi-stack-core module. Said device comprises a steam generator, a mixer, an air heater and a plurality of SOEC modules; each SOEC module comprises a heat preservation shell provided with a hot air module inlet, a hydrogen-containing mixed steam module inlet, an oxygen-rich air module outlet and a product crude hydrogen module outlet, and a plurality of electrolytic cell stack cores arranged in the heat preservation shell; and each electrolytic cell stack core comprises a hot air single-stack inlet, a hydrogen-containing mixed steam single-stack inlet, an oxygen-rich air single-stack outlet and a product crude hydrogen single-stack outlet.
Resumen de: EP4796521A1
0001 A method for producing methane according the present disclosure includes: producing methane from a raw material gas containing ammonia and carbon dioxide in the presence of a catalyst containing a carrier and a transition metal.
Resumen de: WO2025081243A1
Disclosed herein is an electrochemical cell comprising a porous tubular support adapted to conduct electricity, a bore of the support defining an inner channel configured to receive a flow of a first fluid therethrough; a tubular outer electrode; an electrolyte comprising a porous membrane, the porous membrane separating the porous tubular support and the tubular outer electrode; current collectors for enabling an electrical current to flow through the cell; and a housing for the electrochemical cell, a space between the housing and the tubular outer electrode defining an outer channel configured to receive a flow of a second fluid therethrough.
Resumen de: GB2634782A
A method for manufacturing a catalyst coating 200 for a recipient component of a PEM electrolyser and a blended catalyst. The method comprising the steps of: processing a pre-used catalyst-coated donor component 202, to recover a quantity of a catalyst 203; converting the catalyst recovered from the donor component into a powder, thus producing a low-ECSA (electrochemical active surface area) recycled catalyst powder; and blending the recycled catalyst powder 203 with a quantity of high-ECSA unrecycled catalyst powder 204 to form a blended catalyst powder 205. ECSA represents a value for the active surface area of the catalyst and is related to the BET (Brunauer-Emmett-Teller) value.
Resumen de: EP4541945A1
The invention relates to Device for electrochemical reversible dihydrogen storage (1), said device comprising: a sealed chamber (2) intended to receive an electrolytic media (3) and gaseous dihydrogen (4), connection means (5) suitable for connecting the seal chamber to a gas circuit (6) and at least one first electrode (7), and at least one second electrode (8), arranged within the sealed chamber. The at least one second electrode is suitable to oxidize dissolved gaseous dihydrogen, in the electrolytic media, and form protons and to reduce protons and form gaseous dihydrogen according to formula 1: H2 ↔ 2H+ + 2e-, formula 1. The at least one first electrode comprises at least one redox couple My/Mx, insoluble in the electrolytic media, said at least one redox couple being arranged to exhibit at least two oxidation states and being suitable to be reduced from an oxidized state My to a reduced state Mx, and conversely, according to formula 2: My + pe- ↔ Mx, formula 2, wherein x and y are oxidation number. An absolute potential difference |ΔE| between a redox potential of the couple H+/H2, for a predetermined electrolytic media and a predetermined pressure range of gaseous dihydrogen, and a redox potential of the at least one couple My/Mx is lower than or equal to 0.6 V.
Resumen de: EP4796672A1
0001 Es wird ein Verfahren zur Herstellung von Wasserstoff unter Verwendung einer Elektrolyseanordnung (1000) mit einer Elektrolysevorrichtung (100) und einer Verdichtervorrichtung (500) vorgeschlagen, wobei der Elektrolysevorrichtung (100) ein Elektrolysewasser enthaltender Wasserstoffstrom (101) entnommen und zumindest zu einem Teil als Verdichtereinsatzstrom einer Verdichtung zugeführt wird. Hierbei ist vorgesehen, dass der Verdichtereinsatzstrom zumindest einen Teil des Elektrolysewasser des Wasserstoffstroms (101) umfasst und die Verdichtung unter Verwendung eines Turboverdichters (550) durchgeführt wird. Eine entsprechende Elektrolyseanordnung (1000) wird ebenfalls vorgeschlagen.
Resumen de: WO2025082675A1
The invention relates to a hydrogen-production plant comprising at least a first production line, comprising at least a first electrolysis device with a plurality of first electrolysis modules and comprising a first compressor device with a plurality of first compressor modules, and comprising a controller, comprising at least a schedule-creating module and a control module, wherein the schedule-creating module is designed for creating an activation schedule at least for the first electrolysis modules and for the first compressor modules on the basis of respective performance characteristics of the respective first electrolysis modules, respective performance characteristics of the respective first compressor modules and at least one predetermined optimization criterion, and wherein the control module is designed for activating the first compressor modules and the first electrolysis modules on the basis of the activation schedule created.
Resumen de: WO2025190563A1
The invention relates to a process for obtaining hydrogen from water, in which an oxidation unit is supplied with a pumpable suspension of zinc particles in alkaline solution, zinc is oxidized electrochemically or thermally to zinc oxide in the oxidation unit (3) with release of hydrogen, the suspension leaving the oxidation unit (3) is fed to a reduction unit (4), and zinc oxides formed in the course of oxidation in the reduction unit (4) are electrochemically reduced to zinc with release of oxygen, and then the suspension leaving the reduction unit (4) is fed back to the at least one oxidation unit (3).
Resumen de: US2025171652A1
0000 Methods of continuously dispersing catalyst inks for use in coating processes are described. The catalyst ink is continuously mixed in a high shear mixing unit, and the mixed ink is sonicated in a sonication unit. Part of the sonicated catalyst ink is returned to the high shear mixing unit. The method provides continuous mixing and sonicating of the catalyst ink. The mixed and sonicated ink can then be applied to a substrate in a defined pattern.
Resumen de: EP4796673A1
L'invention concerne un système destiné à assurer le fonctionnement sans interruption d'un électrolyseur de production d'hydrogène avec un compresseur à haute pression, comprenant un équipement de production d'hydrogène (1), un équipement de compression (4) de l'hydrogène dans des stockages à haute pression (5, 6), un réservoir tampon (3) de volume réduit, positionné entre l'équipement de production d'hydrogène (1) et l'équipement de compression (4), et un module de contrôle (7) configuré pour piloter le courant électrique alimentant l'équipement de production d'hydrogène (1) de manière à ce qu'il corresponde au débit de compression autorisé.
Resumen de: WO2025082916A1
The invention relates to a unit (200) for producing hydrogen that comprises: - a stack (102) of solid oxide cells, - an air circuit (110), and a fuel circuit (120) passing through the stack (102); characterised in that the unit (200) is equipped with a stopping system comprising: - an inlet (202) and an outlet (204) for neutral gas, for circulating a predetermined neutral gas in the stack; - an inlet (206) and an outlet (208) for safety gas, for circulating a safety gas in the stack (102); and - a control module (210) for switching the stack (102) from the production configuration to the stopped configuration. The invention also relates to a method for controlling such a unit.
Resumen de: WO2022002904A1
A separator for alkaline electrolysis comprising a porous support (10) and a first (20b) and second (30b) porous layer provided on respectively one side and the other side of the porous support, characterized in that the porous support has a thickness (d1) of 150 µm or less and the total thickness (d2) of the separator is less than 250 µm. Also a method is disclosed wherewith such a separator may be prepared.
Resumen de: WO2025053532A1
The present invention relates to a membrane electrode assembly manufacturing method comprising the steps of: (S1) forming a first catalyst layer on the other surface of a separation membrane having a first carrier film attached to one surface thereof; (S2) attaching a second carrier film to the other surface of the separation membrane on which the first catalyst layer is formed; (S3) removing the first carrier film attached to one surface of the separation membrane; and (S4) forming a second catalyst layer on one surface of the separation membrane from which the first carrier film is removed, wherein the second carrier film includes a first area corresponding to the first catalyst layer on the other surface of the separation membrane, and a second area, which is the remaining area that excludes the first area, and the second area of the second carrier film is coated with an adhesive on a surface facing the other surface of the separation membrane on which the first catalyst layer is formed.
Resumen de: WO2025165987A1
Methods and systems for hydrogen production from inert sodium salts are described herein. In an example method, steam is generated by a nuclear reactor power plant system. The steam is applied to sodium formate to facilitate one or more thermal and/or hydrothermal decomposition processes, thereby generating hydrogen. In the example method, sodium formate is generated by combining sodium hydroxide generated by an electrolysis process with sodium carbonate and/or sodium bicarbonate generated by a carbon capture process. Embodiments can be used to supply hydrogen storage facilities and/or for energy production.
Resumen de: GB2632092A
A method of producing hydrogen is described. The method comprises conducting a thermochemical reaction by contacting an active reagent and a basic aqueous solution, for example the hydrolysis of zinc in sodium hydroxide solution, which causes 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. Both the electrochemical and thermochemical reactions can be operated continuously.
Resumen de: TR2026010714A2
Bu buluş; fotoelektrokimyasal hidrojen üretimi alanında, ulaşım sektörü, mobil uygulamalar ve yerleşik uygulamalarda kullanılabilecek hidrojen yakıtının üretimi amacıyla, bizmut vanadatın (BiVO?) fotoelektrokimyasal aktivitesinin artırılması için elektrokimyasal büyütme sırasında kobalt (Co) ve krom (Cr) ile birlikte katkılanması sonucu elde edilen Co ve Cr katkılı BiVO? yarı iletkeni ile ilgilidir.
Resumen de: WO2025071002A1
The present invention relates to a biogas-based electrochemical hydrogen extraction and separation system comprising a solid oxide fuel cell and a solid oxide water electrolysis cell, and a method for operating same. Specifically, the biogas-based electrochemical hydrogen extraction and separation system comprising a solid oxide fuel cell and a solid oxide water electrolysis cell is characterized by comprising: a fuel supply part for supplying biogas as fuel; a first reaction part for reforming the biogas supplied through the fuel supply part so as to generate a first reformed gas; a second reaction part for secondarily reforming the first reformed gas so as to generate a second reformed gas; a third reaction part for receiving the second reformed gas generated in the second reaction part and generating electricity; a fourth reaction part for receiving unreacted gas generated in the third reaction part and using the unreacted gas as fuel, and receiving steam generated in the third reaction part and generating hydrogen; and a power converter which receives the electricity generated in the third reaction part and supplies the electricity to the first reaction part and the fourth reaction part.
Nº publicación: AU2026210694A1 20/08/2026
Solicitante:
ENEOS CORP
ENEOS Corporation
Resumen de: AU2026210694A1
A hydrogen station 10 includes a water electrolysis device 12 that produces hydrogen gas by an electrolytic reaction consuming power supplied from a commercial power network 90, a compressor 14 that compresses the hydrogen gas produced by the water electrolysis device 12, an accumulator 16 that accumulates the hydrogen gas compressed by the compressor 14, a dispenser 18 that fills a fuel cell vehicle 92 with the hydrogen gas accumulated in the accumulator 16, and a control device 20 that controls a power consumption amount of the water electrolysis device 12 on the basis of a command for adjusting supply and demand of power of the commercial power network 90. ul u l