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1060
resultados
Última actualización
24/10/2026 [07:27:00]
Resultados 350 a 375 de 1060
Resumen de: CN122819710A
0001 本申请公开了一种制氢系统性能参数的预测方法及装置、介质、终端，涉及人工智能技术领域以及水电解制氢领域，主要目的在于改善现有预测方法的泛化能力以及可解释性不足的问题。通过将制氢系统性能参数的预测过程分解为具有因果传递关系的多个预测阶段，并在各阶段预测模型的输入中引入具有机理关联关系的特定运行参数组合。
Resumen de: CN122811842A
本发明公开了一种FeCoNiCuPt高熵合金/碳纳米颗粒复合材料及其制备方法和应用，属于电催化材料技术领域。该方法利用高导电性、大比表面积的碳纳米颗粒(CNPs)作为载体，通过湿化学法将等摩尔比的铁、钴、镍、铜、铂金属盐与碳纳米粉末混合，结合恒温干燥及可控气氛退火技术，原位还原合金化，制备出高分散、超小尺寸的FeCoNiCuPt高熵合金/碳纳米颗粒复合材料。该复合材料作为析氢反应(HER)催化剂，在10 mA cm‑2电流密度下的过电势仅为27 mV，表现出优异的催化活性及良好的循环稳定性。本发明为开发高效、低成本、多元化的电催化剂提供了新思路。
Resumen de: CN122806508A
本发明属于氢能催化与功能材料技术领域，具体涉及一种CoBaTiO3氨分解制氢催化剂及制备方法与应用。采用水热‑浸渍‑还原路线制备得到CoBaTiO3，并且以金属Co作为催化中心，通过调控Co物种的分散状态、还原行为、氧空位浓度及氢吸附解吸能力，使Co在600℃~650℃高温反应条件下的分散稳定性，从而同时提升钴基催化剂的氨分解活性、高温稳定性和抗烧结性能。本发明中的Co/BaTiO3不仅提升钴基催化剂的氨分解活性、高温稳定性和抗烧结性能，同时还实现在热催化和光热催化不同环境下的氨分解制氢。
Resumen de: WO2022187133A2
A method of fabricating a device includes providing a substrate of the device, forming a structure of the device, the structure being supported by the substrate, having a semiconductor composition, and including a surface, where nitrogen is present at the surface, and incorporating oxygen into the surface to form a stabilizing layer on the surface. Incorporating oxygen into the surface is implemented such that the stabilizing layer includes a uniform distribution of an oxynitride material
Resumen de: US20260286543A1
0000 A membrane electrode assembly for a water electrolysis cell, that includes an anode, a cathode and a hydrocarbon membrane lying between the anode and the cathode, further including a first gas recombination layer which is arranged between the anode and the hydrocarbon membrane, wherein between the gas recombination layer and the hydrocarbon membrane at least one adhesion layer is arranged, wherein the adhesion layer includes at least one ceramic material and one proton-conductive polymer.
Resumen de: WO2026197050A1
Problem To provide a hydrogen generation system that can easily be enlarged. Solution A hydrogen generation device 10 comprises: a photocatalyst member 11 that holds a photocatalyst; a first cover member 12 that covers the surface on one side of the photocatalyst member 11; a second cover member 13 that covers the surface on the other side of the photocatalyst member 11; a transparent part that transmits light energy to the photocatalyst member 11; and a seal part 15 that encloses the photocatalyst member 11 together with the first cover member and the second cover member 13, and that seals a fluid retention space 14 in which raw material water is held together with a generated hydrogen gas or both the hydrogen gas and an oxygen gas. The first cover member 12 and/or the second cover member 13 is composed of a soft material. A pressure adjustment means 45 for depressurizing the fluid retention space 14 is provided. Water is supplied to the fluid retention space 14. Furthermore, either hydrogen gas generated in the fluid retention space 14 or the hydrogen gas and oxygen gas are discharged.
Resumen de: US20260285677A1
0000 A method for storing hydrogen in a reactor or a synthesis loop comprising the steps of (a) providing a gaseous stream of a reaction compound; (b) providing an excess of a hydrogen stream as required for stoichiometric molar ratio of reactants to hydrogen in the synthesis loop or reactor from an electrolysis unit; (c) storing the excess of hydrogen provided in step (b) by introducing at least an amount of the hydrogen stream into the gaseous stream of a reaction compound and to provide a mixed stream of hydrogen and gaseous reaction compound with at least 25 mol % excess hydrogen than what is required for a reaction of the reaction compound with hydrogen in the hydrogen stream; (d) introducing the mixed stream into the reactor or the synthesis loop; (e) withdrawing a mixed stream of gaseous reaction product and unreacted gaseous hydrogen and reaction compound from the reactor or the synthesis loop; (f) separating the reaction product from the unreacted gaseous hydrogen and reaction compound (g) recycling all or a part of unreacted amounts of hydrogen and reaction compound to the reactor or synthesis loop.
Resumen de: US20260286550A1
0000 A process for manufacturing at least one portion of an electrolytic is provided. The process includes at least the step of printing at least one layer (3) on a first face of a bipolar plate (1) by additive manufacturing, a first face (4a ) of the layer (3) being secured to the first face of the bipolar plate and the second face (4b ) of the layer (3) forming at least one free end, the layer being formed of a mesh forming a cellular structure. Also disclosed are a corresponding portion of an electrolytic cell and a corresponding electrolyzer stack.
Resumen de: US20260286545A1
A Solid Oxide Cell stack has at least one connection plate between the solid oxide cell stack and an adjacent end plate, two adjacent end plates and/or between adjacent 5 solid oxide cell sub-stacks.
Resumen de: US20260286551A1
0000 An electrode and in particular to an electrode suitable for gas evolution comprising a metal substrate and a catalytic coating. Such electrode can be used as an anode for the development of oxygen in electrolytic processes such as, for example, in the alkaline electrolysis of water.
Resumen de: US20260286542A1
An object of the present invention is to provide an electrolyte membrane having an excellent joining property between an electrolyte membrane and a catalyst layer. The present invention mainly relates to an electrolyte membrane including a layer (A) containing a polymer electrolyte, and a layer (B) on at least one of the faces of the layer (A), wherein porosity (X1) in an interface region of the layer (B), on the layer (A) side, is higher than porosity (X2) in another interface region of the layer (B), on the opposite side to the layer (A).
Resumen de: US20260285690A1
0000 The present invention relates to a process for cleaning a CO<2>-rich gas feed, in the presence of a hydrogen-rich feed, in particular for removing sulfur-containing impurities, and optionally oxygen.
Resumen de: US20260284639A1
0000 A catalyst includes catalytically active material including a formula: CeJQO, wherein Ce is Cerium, J includes at least one of Zirconium, Hafnium, Niobium, Tantalum, and Titanium, Q includes at least one of Praseodymium, Terbium, Thulium, Europium, Samarium, Ytterbium, Gallium, Germanium, Indium, Tin, Antimony, and Bismuth, and O is oxygen; and a support, wherein the catalyst has greater than 95% selectivity for carbon monoxide formation in a mixture of carbon dioxide and hydrogen operated at a temperature above 400° C. Catalysts, systems, and methods for syngas, chemical, and/or liquid fuel production are provided in the present disclosure.
Resumen de: US20260286553A1
0000 The present disclosure relates to a hydrophilic composite, comprising 2nd bimetallic component M3M4 (e.g. CoMoO4) deposited on 1st bimetallic component M1M2 (e.g. NiMoO4), supported on a support (e.g. Ni foam) (also termed as M3M4Oy@M1M2Ox/support); wherein the composite has dual structural property without the need of binder/additive and to a process of preparing the hydrophilic composite (M3M4Oy@M1M2Ox/support) and uses thereof. The present disclosure also relates to the environmentally benign production of green hydrogen through HER (hydrogen evolution reaction), and OER (oxygen evolution reaction) reactions using M3M40y@M1M2Ox/support as cathode or anode or both.
Resumen de: US20260284640A1
0000 Described is a preparation method for a complex metal catalyst in the form of a triple metal of ruthenium, yttrium, and potassium by using a thermally transformed delta-alumina support and to a production method for hydrogen through ammonia cracking using same. The described catalyst for ammonia cracking attains the adjustment of the ratio of ruthenium/potassium+yttrium, along with a thermally transformed alumina support in a specific phase, even when using a low content of a ruthenium metal, the minimization of the contents of chlorine and nitrogen compounds, which are impurities in the catalyst, and the localization of active metals in the catalyst, thus achieving a very high ammonia conversion rate and hydrogen production efficiency even at a low temperature, compared with a catalyst having the same ruthenium metal content.
Resumen de: US20260288116A1
0000 Systems and techniques for monitoring, assessing, and/or controlling hydrogen production are described. For instance, a system for monitoring, assessing, and/or controlling hydrogen production may include: a plurality of electrolyzers; and a controller configured to: obtain raw data indicative of respective operations of respective electrolyzers of the plurality of electrolyzers over a period of time; obtain command data indicative of one or more commands provided to the plurality of electrolyzers over the period of time; obtain event data indicative of one or more events related to the plurality electrolyzers that occurred during the period of time; generate state data based on the raw data, the command data, and the event data, the state data comprising a respective state of each electrolyzer of the plurality of electrolyzers for each of a number of discrete time periods of the period of time; and perform one or more operations responsive to the state data.
Resumen de: US20260286546A1
0000 Electrochemical stack (1) comprising a plurality of electrochemical cells (2) that are oriented horizontally and arranged between a top plate (4) and a bottom plate (3) of the stack (1), wherein the top plate (4) and the bottom plate (3) are tensioned against one another by a tensioning device (5). At least one port is configured on the top plate (4) for supplying or discharging gaseous and/or liquid media to or from the electrochemical cells (2). The top plate (4) comprises suspension elements (17) configured to fasten the electrochemical stack (1) to a frame structure (15), wherein the bottom plate (3) is freely suspended. The mounting assembly for mounting the electrochemical stack comprises a frame structure (15) on which the electrochemical stack (1) rests with its suspension elements (17), such that the bottom plate (3) is freely suspended and the electrochemical cells (2) are oriented horizontally.
Resumen de: US20260286533A1
The technology disclosed herein generally concerns a system and a process for continuous generation of hydrogen and oxygen gases.
Resumen de: US20260286544A1
0000 An electrochemical electrode structure comprises a current collector and at least one electrode element, wherein the at least one electrode element is a two-dimensionally extended electrically conductive element having an open structure. In this electrochemical electrode structure, the at least one electrode element has at least one edge with a hemming rim at which a strip portion of the electrode is hemming bent away. An electrochemical cell comprises a first electrode, a second electrode and a separator, with either the first electrode or the second electrode or both electrodes being such an electrochemical electrode structure. A method comprises retrofitting a finite-gap electrochemical cell into a zero-gap type electrochemical cell using such electrochemical electrode structure.
Resumen de: US20260286549A1
0000 An electrochemical electrode structure comprises at least one electrode element and a supportive element. Each electrode element is a two-dimensionally extended electrically conductive element with an open structure and has a first edge portion. The supportive element has a resilient region extending areally in a plane of the main extension of the resilient region. The resilient region is adapted to push the at least one electrode member away from the supportive element in a direction at least substantially perpendicular to the plane of the main extension of the resilient region. The supportive element has a first tongue region arranged at an edge of the supportive element. The first edge portion of the at least one electrode element is bent around the first tongue region of the supportive element thereby attaching the at least one electrode element to the supportive element. Moreover, the invention relates to an electrochemical cell and to a bipolar electrode assembly each comprising such an electrode element, to an electrochemical cell arrangement with a plurality of such bipolar electrode assemblies, as well as to a method of attaching an electrode element to a supportive element of such an electrochemical electrode structure.
Resumen de: US20260286554A1
The present application relates to an electrolyser cell unit having a cell layer (1314) comprising an electrochemically active cell area (1350), the cell layer (1314) having a first side (1315a) and a second side (1315b). The cell unit defines a first fluid flow region (1360) for delivery of fuel to the first side (1315a) of the cell layer (1314) and a second fluid flow region (1365) for exhaust of a fluid from said second side (1315b) of the cell layer (1314). The cross-sectional area of the second fluid flow region (1365) is smaller than the cross-sectional area of the first fluid flow region (1360).
Resumen de: US20260286534A1
0000 An embodiment of the present disclosure relates to a hydrogen supply system including a water electrolysis stack configured to produce hydrogen by electrochemically decomposing water, and a metal hydride compressor connected to the water electrolysis stack and configured to treat the hydrogen before supplying the hydrogen to a supply destination, thereby obtaining an advantageous effect of simplifying a structure and improving spatial utilization and a degree of design freedom.
Resumen de: AU2025310215A1
This hydrogen production system comprises: a hydrogen compound member; a water supply member for supplying water to the hydrogen compound member; and a heat recovery device for recovering adsorption heat that is generated when hydrogen, which is generated by decomposing some of water into hydrogen and oxygen in the presence of the hydrogen compound member, is adsorbed to the hydrogen compound member. This hydrocarbon production system comprises: a hydrogen compound member; a water supply member for supplying water to the hydrogen compound member; a heat recovery device for recovering adsorption heat that is generated when hydrogen, which is generated by decomposing some of water into hydrogen and oxygen in the presence of the hydrogen compound member, is adsorbed to the hydrogen compound member; a heating device for heating the hydrogen compound member to which hydrogen is adsorbed; and a gas supply device for supplying a carbon dioxide-containing gas that contains carbon dioxide to the hydrogen compound member.
Resumen de: WO2026195552A1
The invention discloses a current collector, a preparation method for a current collector, an electrolytic cell and an electrolytic stack, here the current collector includes a bipolar plate and a flow field material. The bipolar plate includes a disk and a ring, the ring surrounds circumference of the disk, one or more alkaline solution inlets are opened at a first end of the ring, and one or more alkaline solution outlets are opened at a second end of the ring. The flow field material is arranged on the disk, and the flow field material includes multiple expanded metal grid plates arranged in sequence and spaced apart from each other. The preparation method includes the following operations. A diameter of the disk is obtained, and a length and width of each of the expanded metal grid plates are determined based on the diameter of the disk, a preset number of the expanded metal grid plates, and a preset distance between adjacent ones of the expanded metal grid plates. Raw materials are cut based on the length and width of each of the expanded metal grid plates and a corresponding edge profile of the disk, to obtain the expanded metal grid plates in the preset number. The expanded metal grid plates are welded to the disk, based on a preset position of each of the expanded metal grid plates on the disk. According to the invention, uniformity of the alkaline solution distributed on the bipolar plate may be improved.
Nº publicación: US20260286558A1 24/09/2026
Solicitante:
JOHNSON MATTHEY DAVY TECH LIMITED [GB]
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Resumen de: US20260286558A1
0000 A method of producing a hydrogen stream and an oxygen stream and passing the hydrogen stream and the oxygen stream to a reverse water-gas shift reactor is described, the method comprising: providing a water stream to an electrolysis system configured to form: a hydrogen stream at a first pressure, and an oxygen stream at a second pressure; passing the hydrogen stream, a carbon dioxide stream, and the oxygen stream to the reverse water-gas shift reactor, wherein the first pressure is lower than the second pressure.
BOPI
Sede Electrónica
