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1060
resultados
Última actualización
24/10/2026 [07:27:00]
Resultados 375 a 400 de 1060
Resumen de: WO2026198877A1
Methods and systems are disclosed for using industrial waste for the production of hydrogen gas. The method includes examining a pH level of the industrial waste, removing contaminate from the industrial waste, conditioning and concentrating the industrial waste to a proton-rich solution, and using the resulting proton-rich solution as the proton source in a hydrogenase catalyzed hydrogen production system.
Resumen de: AU2025235581A1
This cell unit (2) comprises: a base material (10) that defines a first surface (13) and a second surface (14) that face each other back to back; a hole (15) that penetrates the base material (10) from the first surface (13) to the second surface (14); a film (21) that is disposed in the hole (15) and partitions the hole (15) into a first space (17) on the first surface (13) side and a second space (18) on the second surface (14) side; and an annular outer peripheral member (32) disposed around the outer peripheral surface (11a) of the base material (10).
Resumen de: US20260286547A1
0000 The present invention relates to modular packages of individual electrolyzer stack units arranged to overcome prior art limitations related to power supply costs, as-manufactured stack unit performance variation, operating stack unit performance variation, and operational reliability. The electrolyzer stack module comprises an even number of individual stack units wired in series-parallel and arranged to minimize variation between branches of series-connected stack pairs.
Resumen de: AU2024438054A1
In an electrolysis cell according to the present disclosure, an insulating packing material has: an annular packing body; an arc-shaped packing material having an arc shape formed inside the packing body and surrounding a first supply hole and a first discharge hole from the outer peripheral side, respectively; and a triangular packing material. In the arc-shaped packing material, which is in a state prior to elastic deformation by being sandwiched between a separator and an anion exchange membrane, the thickness of the arc-shaped packing material is set to be greater than the gap between a first diffusion guide part and the anion exchange membrane, and in the triangular packing material, the thickness thereof is set to be greater than that of the packing body.
Resumen de: WO2026194355A1
Embodiments of the present application provide a method and apparatus for measuring impurity content in a liquid. The method comprises: injecting a liquid to be measured into a first container; when it is detected that the pressure in the first container meets a preset value, stopping injecting said liquid; venting the first container, so that the first container returns to an atmospheric‑pressure state; injecting at least part of said liquid in the first container into a second container; injecting a buffer solution into the second container, and detecting that the pH value of said liquid in the second container meets a preset value; and using an ion measurement device to measure impurity content in said liquid in the second container. The present application does not require the shutdown of a system for measurement. By quantitatively extracting a liquid to be measured, diluting the concentration of an impurity to be measured, and adjusting the pH of said liquid for impurity content measurement, strong timeliness is achieved, and the impurity content can be monitored in real time to reflect an operation state of a liquid system to be measured, for example, a hydrogen production system.
Resumen de: WO2026196032A1
This invention presents an advanced high-efficiency alkaline hydrogen electrolyzer utilizing a Nickel-Chromium (Ni- Cr) Nanohelix electrode structure. Unlike traditional proton exchange membrane (PEM) electrolyzers that rely on costly platinum-group metals (PGMs), this system enhances hydrogen evolution reaction (HER) kinetics using a durable, cost- effective transition metal-based catalyst.Achieving 85% efficiency at 300-500 mA/cm2 with hydrogen costs of $1.50/kg, this electrolyzer offers an economical, sustainable, and scalable solution for green hydrogen production.
Resumen de: WO2026197921A1
The invention relates to a synchronised multi-phase electronic system, a dissociation apparatus and a method for producing hydrogen and oxygen from water via the application of a composite electrical signal. The system includes a master synchronisation generator which coordinates an inductive phase that generates a pulsed signal, an inverter phase that produces a high-frequency alternating signal, and a low-amplitude resonant phase. A coupling stage combines these signals and applies them to a conductive aqueous medium to induce non-steady-state electrochemical conditions that promote molecular dissociation. The apparatus comprises tubular columns having reaction cartridges with thin, flexible plates, a recirculation and cooling unit, and a hydrogen storage tank with high- and low-pressure lines. The associated method allows the efficient generation of hydrogen and oxygen, using less energy than conventional electrolysis.
Resumen de: WO2026198665A1
A method for hydrogen gas production is provided herein. The method includes supplying a first solution comprising water and optionally an acidic material to interact with one or more desired metal-comprising materials to release two or more metal cations comprising an M1 cation and an M2 cation. The method can include supplying a second solution that include one or more basic or alkaline materials to react with the released metal cations to form one or more mixed metal hydroxide materials containing hydroxide anions (OH-). One or more mixed metal oxide materials that include one or more spinel materials can be formed by degrading the mixed metal hydroxide materials under a first heating temperature. The method includes generating hydrogen gas by water splitting under a second heating temperature, wherein the spinel materials act as catalysts for water splitting reaction.
Resumen de: US20260286231A1
The invention comprises a method for controlling reactions in a supercritical fluid chamber, comprising the steps of: forming a formed hydrogen gas in a supercritical fluid chamber; outputting the formed hydrogen gas from the supercritical fluid chamber; feeding a first portion of the formed hydrogen gas back into the supercritical fluid chamber through a feedstock feedback system; measuring quantity of the first portion of the hydrogen gas in the feedback system with a sensor; and controlling flow of the first portion of the hydrogen gas back into the supercritical fluid chamber with a controller and output from the sensor, where a majority of the formed hydrogen gas is formed in the breakdown as waste products, such as waste plastic and/or waste rubber. Optionally, a second portion of the formed hydrogen gas is used in a Fischer-Tropsch process in fuel generation.
Resumen de: WO2026196803A1
The present disclosure provides an ammonia production apparatus and an ammonia production method with which it is possible to reduce energy consumption. One aspect of the present disclosure pertains to an ammonia production apparatus comprising: a first separation means for performing gas-liquid separation on a first mixture containing ammonia, nitrogen, hydrogen, and water to obtain a gas phase component containing at least ammonia, nitrogen, and hydrogen and a liquid phase component containing at least water; a pressure-application cooling means for liquefying ammonia by subjecting the gas phase component separated by the first separation means to a pressure-application cooling treatment at a pressure of 300-700 kPaA and a temperature of -80°C to 0°C; and a second separation means for separating the liquefied ammonia, hydrogen, and nitrogen obtained through the pressure-application cooling treatment by the pressure-application cooling means into liquefied ammonia, and nitrogen and hydrogen.
Resumen de: US20260285781A1
The invention comprises an apparatus and method of use thereof for processing a waste product feedstock, comprising the steps of: converting the waste product feedstock, in a supercritical fluid chamber, into at least: water, carbon monoxide, and molecular hydrogen; moving the water, in a supercritical fluid system output system, from the supercritical fluid chamber to an electrolysis system; maintaining a temperature of the water at greater than one hundred degrees Fahrenheit from a first time of exiting the supercritical fluid chamber to a second time of entering the electrolysis system; and electrochemically converting the water into at least a generated hydrogen gas in the electrolysis system with optional steps of feeding at least a portion of the carbon monoxide and the molecular hydrogen into a Fischer-Tropsch system and generating fuel with the Fischer-Tropsch system.
Resumen de: US20260286557A1
0000 A method of monitoring and controlling water quality for a water electrolyzer may involve analyzing the fluoride ion concentration in excess water discharged from the water electrolysis cell. The measured fluoride ion concentration in the excess water can be compared to a fluoride ion concentration threshold. If the measured fluoride ion concentration is below the fluoride ion concentration threshold, the excess water can be recycled as the feed water to the water electrolysis cell. By contrast, if the measured fluoride ion concentration is above the fluoride ion concentration threshold, one or more control actions can be taken to enhance the purity of the water supplied to the water electrolysis cell.
Resumen de: WO2026196286A1
The application discloses a. bifunctional electrode configured to catalyze both a hydrogen evolution reaction (HER) and an oxygen evolution reaction (OER) in an electrochemical water-splitting system.
Resumen de: DE102025111044A1
Die Erfindung betrifft eine Elektrolysezelle (2) zur Verwendung in einem Elektrolyseur zum elektrochemischen Zerlegen von Wasser zu Wasserstoff und Sauerstoff, umfassend eine Membran-Elektroden-Einheit (10) mit einer Membran (4) und beidseitig der Membran (4) aufliegend einem Anodenkatalysator (6) und einem Kathodenkatalysator (8), einen Zellrahmen (12) zum Einspannen zumindest der Membran (4), mindestens eine Gasdiffusionslage (20) und ein Weichelement (18), welches zwischen der Membran-Elektroden-Einheit (10) und der Gasdiffusionslage (20) angeordnet ist. Um eine Faltenbildung der Membran möglichst zu verhindern, oder zumindest zu minimieren, ist zudem eine Stabilisierungsschicht (16) vorgesehen, die zwischen dem Weichelement (18) und der Membran-Elektroden-Einheit (10) angeordnet ist, wobei die Stabilisierungsschicht (16) eine höhere Biegesteifigkeit als das Weichelement (18) aufweist.
Resumen de: US20260286232A1
0000 The invention comprises a method for controlling feedstock feedback, comprising the steps of: (1) breaking down a waste product feedstock in a supercritical fluid chamber; (2) transferring at least carbon monoxide and molecular hydrogen from the supercritical fluid chamber into a Fischer-Tropsch system; (3) generating a byproduct in the Fischer-Tropsch system, the byproduct comprising a hydrocarbon chain of less than eight carbons; and (4) feeding the hydrocarbon chain back into the supercritical fluid chamber via a feedstock feedback system, where the feedstock is optionally and preferably municipal solid waste, plastic, and/or rubber.
Resumen de: WO2026197170A1
Provided is an ammonia decomposition system capable of suppressing the amount of waste heat. The present invention provides an ammonia decomposition system equipped with a raw material supply line, a reactor, a discharge line, and a heat exchange unit. The raw material supply line is configured so that the ammonia supplied to the reactor as a raw material flows through the raw material line. The discharge line is configured so that a mixed gas containing a product gas discharged from the reactor and unreacted ammonia that has not been decomposed in the reactor flows through the discharge line. The heat exchange unit is configured so that the heat of the mixed gas in the discharge line is transferred to the ammonia in the raw material supply line.
Resumen de: WO2026193526A1
Provided is a catalyst film for photocatalytic water splitting or CO2 conversion, comprising: a heterogeneous conductive substrate, the conductive substrate comprising a conductive material and a selectively applied coating on the conductive material; wherein coated areas of the substrate form a cathodic region having a first work function and uncoated areas of the substrate form an anodic region having a second work function, the second work function being lower than the first work function; a layer of an oxygen evolution photocatalyst material on the anodic region; and a layer of a hydrogen evolution photocatalyst material on the cathodic region, as well as a method for making same and a device and system with the catalyst film.
Resumen de: WO2026197702A1
The present invention relates to a catalyst for an ammonia decomposition reaction, and more specifically, to: a catalyst for an ammonia decomposition reaction in which ceria is impregnated with an active metal including ruthenium, wherein the catalyst has excellent ammonia decomposition activity and has enough stability to maintain catalytic activity at the same level as the initial level for up to 100 hours, and thus can produce high-purity hydrogen; and a method for producing same.
Resumen de: DE102025110278A1
Die Erfindung betrifft ein Elektrolysesystem (100; 100a), mit einem Stack (1), der wenigstens eine elektrochemische Zelle (101) mit einem Anodenraum (102) und einem Kathodenraum (104) aufweist und der dazu eingerichtet ist, Wasser elektrolytisch in Wasserstoff und Sauerstoff aufzuspalten, wobei der Kathodenraum (104) einen Einlass (108) und einen Auslass (110) aufweist, sowie mit einem Gas-Flüssigkeits-Separator (14), der über eine Leitung (12) mit dem Auslass (110) des Kathodenraums (104) verbunden ist, wobei der Gas-Flüssigkeits-Separator (104) zur Trennung von Flüssigkeit von Gas ausgebildet ist, wobei der Gas-Flüssigkeits-Separator (14) einen Gasauslass (16) zum Abströmen des abgetrennten Gases und einen Auslass (24) für die abgetrennte Flüssigkeit aufweist, der mit einem Flüssigkeitstank (30; 30a) verbunden ist, in dem die Flüssigkeit unter Druck speicherbar ist.
Resumen de: WO2026193888A1
The present disclosure relates generally to processes for electrochemical activations of anodes, cathodes and electrolysis systems for alkaline water electrolysis, especially for nickel-based electrodes. In s0ome embodiments, the processes include repeating first treatment cycles of application of voltage to an anode at least a first number of times, the first number being at least 30, each first treatment cycle comprising (a) application of a first voltage at least +0.3 V vs. Hg/HgO to the anode; and (b) application of a second voltage no more than -0.8 V vs. Hg/HgO to the anode.
Resumen de: US20260291253A1
System and method for electrolysis plant interconnected to renewable energy electrical power source (22) and power grid (20) are provided. The system includes the power source (22) and an electrolysis plant (30) including electrolyzers (32) connected to the power source (22) to energize the electrolyzers into respective operating conditions. A control system (40) is connected to source (22) and to grid (20). Upon detection of power outage or otherwise insufficient power supply by the renewable power source, the control system is configured to bring the electrolyzers into respective standby conditions. The electrolyzers are connected to the grid to energize the electrolyzers into the standby conditions. Optionally, a backup power supply (26) is connected to the control system so that upon detection of concurrent power outages or otherwise insufficient concurrent power supply by the renewable power source and the power grid, the backup power supply is configured to energize the control system.
Resumen de: WO2025103851A1
The invention relates to a method for operating an electrolysis plant (1) comprising at least one stack (2) which has a plurality of electrolysis cells and has an anode (3) and a cathode (4), wherein in normal operation of the electrolysis plant (1), water is supplied to the anode (3) via a water circuit (5) having an integrated pump (6), said water being split in the at least one stack (2) into hydrogen and oxygen by electrolysis, and wherein the hydrogen produced by electrolysis is discharged via a cathode outlet (9) of the stack (2) and a media line (7) connected to said cathode outlet. According to the invention, a reduced stack flow is maintained when the electrolysis plant (1) is shut down and, by means of the stack flow and a cell-side recombination catalyst (10), oxygen present on the anode side is recombined with hydrogen, which diffuses from the cathode side to the anode side, to form water. The invention further relates to an electrolysis plant (1) that is suitable for carrying out the method or can be operated according to the method.
Resumen de: EP4810668A1
0001 The present invention relates to a reinforced composite membrane for a water electrolysis cell, a membrane-electrode assembly for a water electrolysis cell, comprising same, and a water electrolysis cell comprising same, wherein in the reinforced composite membrane for a water electrolysis cell, a porous support is arranged to be biased toward the surface adjacent to an oxygen evolution electrode before operation of the water electrolysis cell, on the basis of a prediction of the area that expands after the operation, the oxygen evolution electrode undergoing relatively greater expansion, thereby evenly distributing the expansion stress applied to the reinforced composite membrane for a water electrolysis cell after operation and improving the performance and durability of the membrane-electrode assembly and water electrolysis cell comprising same.
Resumen de: WO2025104428A1
The invention provides a device for hydrogen production comprising a reaction chamber containing one or more catalysts disposed therein, a fuel gas inlet, and a hydrogen-rich gas outlet; a first reactant gas chamber having a first reactant gas inlet for conveying a first reactant gas and being in fluid communication with an exhaust; and a second reactant gas chamber having a second reactant gas inlet for conveying a second reactant gas; wherein the reaction chamber and the first reactant gas chamber share a first wall therebetween, the first wall comprising a thermally conductive substrate having a reaction chamber face and a first reactant gas chamber face, wherein the first reactant gas chamber face of the first wall has a reaction surface which is coated with a reactant gas decomposition catalyst; wherein the first reactant gas chamber further comprises a second wall opposite the first wall defining a volume therebetween, the second wall being shared between the first reactant gas chamber and the second reactant gas chamber; wherein the second wall comprises one or more apertures disposed in an aperture-containing area along a length and width of the second wall such that the second reactant gas chamber and the first reactant gas chamber are in fluid communication with one another, wherein the aperture-containing area has a first section, a second section, and a third section, the first section being a third of the aperture-containing area distal to the fuel gas inlet and
Nº publicación: EP4808881A1 23/09/2026
Solicitante:
ENERGY CARRIER SOLUTIONS SARL [CH]
ENERGY CARRIER SOLUTIONS S\u00C0RL
Resumen de: WO2025103570A1
A method of producing hydrogen by reacting silicon powder and water, comprises providing water in a reactor (120), providing loose silicon powder in the reactor (120), dispersing the silicon powder in the water in the reactor (120), and5 collecting hydrogen gas from the reactor (120). The silicon powder is provided as a plurality of silicon doses, each silicon dose comprising a predetermined amount of the silicon powder. The disclosure provides methods systems and energy carriers which are suitable in the context of production of hydrogen by reacting silicon powder and10 water. (Fig. 1) 15
BOPI
Sede Electrónica
