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1009
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Updated on
25/10/2026 [07:03:00]
Results 350 to 375 of 1009
Absstract of: CN122811692A
本发明提供了一种多元金属掺杂镍基涂层电极及其制备方法与应用，包括：将钼、钨活性金属元素沉积到粒径不大于5μm的镍粉表面，形成镍基复合粉末，其中，钼含量为10～30wt%，钨含量为5～10wt%；将镍基复合粉末、铝粉、粒径不小于5μm的镍粉颗粒、粘结剂和分散剂加入到去离子水中搅拌，形成浆料，然后进行喷雾造粒、气氛烧结，制得镍基多元复合粉末；将所述镍基多元复合粉末沉积到镍网基材表面，制得所述多元金属掺杂镍基涂层电极。本发明的多元金属掺杂镍基涂层电极具有优异的催化活性、长时效稳定性、抗衰减性能，并且制备成本较低，能耗低，能有效满足当前碱性水电解制氢领域的迫切需求，适应大规模工业化生产需求。
Absstract of: CN122809593A
本发明涉及环境保护技术领域，具体地说，涉及一种基于电解水制氢作业的废水处理装置。其包括废水处理箱和电解器，废水处理箱包括下箱体及上箱盖，电解器固定于上箱盖上，下箱体两侧连通有进水管和出水管；还包括起扬单元，起扬单元包括引导结构和起扬结构，引导结构包括第一引水器和水能驱动器，水能驱动器设置于处理仓与进水管连通处，包括由水流驱动的第一桨叶，第一桨叶通过传动组件与起扬结构传动连接。本发明利用进水管内废水自身的流动动能驱动起扬结构，将沉淀至处理仓底部的重金属沉淀物持续扬起至电解电极区域进行反复净化，全程无需外部动力介入，消除了机械动密封泄漏带来的二次污染风险，运行低耗稳定。
Absstract of: CN122811844A
0001 本发明属于电解槽电极表面处理技术领域，涉及一种电解槽电极表面PVD镍基复合涂层制备方法。电极基体表面包括依次设置的底层、中间层与表层；底层为纯镍层；中间层为镍氮层和碳化镍层中的至少一种，表层为富镍氮层和碳化镍层中的至少一种。本发明镍基复合涂层结构并配套优化 PVD 沉积全套工艺；借助镍‑氮/碳复合元素掺杂调控涂层微观电子结构，有效降低析氢反应过电位，提升电极电催化活性；提升膜层致密性、减少内部孔隙缺陷，阻隔强碱电解液渗透侵蚀基材，显著增强电极长效耐蚀能力；通过溅射、退火关键工艺协同调控，降低生产真空能耗与靶材损耗，在兼顾电极服役稳定性与催化性能的基础上，适配电解极板低成本、大批量工业化制备需求。
Absstract of: 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。
Absstract of: 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。
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: US20260286533A1
The technology disclosed herein generally concerns a system and a process for continuous generation of hydrogen and oxygen gases.
Absstract of: 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).
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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).
Absstract of: 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.
Nº publicación: WO2026195552A1 24/09/2026
Applicant:
JOHN COCKERILL HYDROGEN BELGIUM [BE]
JOHN COCKERILL HYDROGEN BELGIUM
Absstract of: 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.
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