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1009
results.
Updated on
25/10/2026 [07:03:00]
Results 525 to 550 of 1009
Absstract of: US20260275540A1
0000 A water electrolysis system includes a water electrolysis stack, the water electrolysis stack including a cell stack body in which a plurality of water electrolysis cells for electrolyzing water are stacked, and a first end member and a second end member that sandwich the cell stack body in a stacking direction of the plurality of water electrolysis cells. At least one of the first end member or the second end member includes a gas-liquid separator for separating fluid guided from the cell stack body into gas and liquid.
Absstract of: US20260275544A1
The disclosure describes an alkaline electrolyzer structure with: a bipolar plate containing four through-holes, so as to allow a first electrolyte and a second electrolyte to flow through the bipolar plate;four electrically insulating rings each containing a central void and each being intended to be inserted into each respective through-hole in the thickness of the bipolar plate, so as to reduce the cross-sectional area of the through-hole and so as to form an electrical insulation between one of the electrolytes and the bipolar plate, when one of the electrolytes passes through the central void of the ring.
Absstract of: WO2026190203A1
The disclosure relates to a method for operating an electrolysis unit, the unit comprising at least one solid oxide electrolysis cell. The electrolysis cell comprises: a process electrode; an oxy electrode; a solid electrolyte providing ionic contact between the process and oxy electrodes; a process chamber interfacing the process electrode; a first process opening coupled to the process chamber for supplying a process feed gas; a second process opening coupled to the process chamber for discharging a product gas; an oxy chamber interfacing the oxy electrode; a first oxy opening coupled to the oxy chamber for supplying a flush gas; and a second oxy opening coupled to the oxy chamber for discharging oxygen. The method comprises the steps of: operating the electrolysis unit to produce oxygen in the oxy chamber; and discharging said oxygen from the oxy chamber through both the first oxy opening and the second oxy opening.
Absstract of: WO2026190173A1
An encapsulated alkaline electrolysis device comprising a sealed casing (1), a plurality of parallel metal plates (2) separated from each other by a space (3) for water to flow between the parallel metal plates (2), comprising two first dielectric parts (4) at the ends of the parallel metal plates (2), a plurality of second dielectric parts with comb-shaped cross-section (8) at the edges of the parallel metal plates (2) with clearances (9) between the second dielectric parts (8) and a plurality of dielectric spacers (10) in the clearances (9), wherein each spacer (10) comprises an end flat face (11 ) with four legs (12) at the corners and an inner flat face (13) with a plurality of slots (14) in correspondence with the spaces (3) between the parallel metal plates (2), and some protrusions (16) on the edges of the parallel metal plates (2).
Absstract of: US20260275556A1
An electrolysis apparatus for the production of gaseous hydrogen and oxygen by water electrolysis includes an electrolyzer having a plurality of cells arranged next to each other to form a cell stack. Each cell includes an anode and a cathode plate. The electrolyzer further includes anode and cathode end plates. The electrolyzer has an active chamber in which the electrolysis reaction of water contained in an electrolyte solution with which the electrolyzer is fed takes place, a first liquid/gas phase separator for separating oxygen gas from the electrolyte solution, and a second liquid/gas phase separator for separating hydrogen gas from the electrolyte solution. The electrolyzer also includes a plurality of sensors mounted on one of the anode and cathode end plates and configured to detect appropriate operating parameters of the first and second liquid/gas phase separator.
Absstract of: WO2025043281A1
An electrolyser system (400) comprises at least one electrolyser (460) and has an operating energy requirement generated by an energy source (27). The energy source (27) includes waste heat generated by an industrial process whether involving combustion or an exothermic chemical reaction. The electrolyser system (400) further comprises a waste heat to power system (70) for recovering heat from the industrial process to produce electricity for supply to the at least one electrolyser (460); and a heat exchange system (407) for recovering heat from the industrial process and enabling transfer of said recovered heat to the at least one electrolyser (460) as thermal energy. The electrolyser system (400) has substantially higher energy efficiency and lower cost than an electrolyser system operated using an intermittent renewable energy source.
Absstract of: WO2025098577A1
A method and a control arrangement for controlling a renewable power plant (100) connected to a power grid (116) are presented. The method comprises: - determining (210) a dynamic policy (DP) based on: -- a current state (Scur) of the renewable power plant (100), -- a prediction (Ppred) of a future power production of more than one renewable electric power generating units (103) comprised in the renewable power plant, and -- a risk (λ) for instability at a connection (115) to the power grid (116); - determining (220) one or more power-to-gas reference points (RPP2G) based on: -- an available power (Pav) provided by the more than one renewable electric power generating units (103), and -- the determined dynamic policy (DP); and - providing (230) the determined one or more power-to-gas reference points (RPP2G) to at least one power-to-gas unit (120).
Absstract of: TW202520535A
The invention relates to an electrochemical cell assembly (10), comprising a first end plate (12), a second end plate and a stack (16) of cell units (18), wherein each cell unit defines an external perimeter, a housing (42) surrounding the stack to define or enclose a fluid volume (48), at least one electrically insulating member (98) being located between the housing and the external perimeters of the cell units and a positioning device (100) for the at least one electrically insulating member, comprising at least one positioning member (106) protruding from either the housing or one of the end plates into the fluid volume, wherein the at least one positioning member has a positioning surface interacting with the electrically insulating member for positioning the electrically insulating member relative to the housing and/or the end plates. The invention also relates to methods of manufacturing an electrochemical cell assembly.
Absstract of: EP4807049A1
Provided are an operation method of an electrolyzer, a controller of an electrolyzer, and an electrolysis system that can quickly reach a rated load. An operation method of an electrolyzer (100) including a temperature controller (30) configured to regulate a temperature of an electrolyte solution supplied to a cellstack (40), the cellstack (40) configured to electrolyze the electrolyte solution supplied via the temperature controller (30), and a gas-liquid separator (20) configured to separate a gas and a liquid from each other that are generated by the cellstack (40) includes: supplying hot water to the temperature controller (30) in a case of a stopped state where the electrolyzer (100) is stopped.
Absstract of: KR20260137267A
0001a 본 발명의 실시 예에 따른 수전해 및 연료전지 셀 제조를 위한 롤 프레스를 이용한 MEA용 타발장치는 소정의 패턴으로 형성된 절단날을 포함하고, 상면에 MEA가 위치하는 타발판; 상기 타발판 상 MEA의 고정 위치를 가이드하기 위해서 상기 타발판을 향해서 광을 조사하는 광가이드장치; 및 상기 타발판 상에 위치한 MEA 위를 이동하면서 프레스하는 롤 프레스를 포함한다.
Absstract of: EP4807048A1
Provided is an electrolytic cell system comprising an electrolytic cell, a first supply line, a second supply line, a first pressure adjusting unit, a second pressure adjusting unit, and a controller. The electrolytic cell has a hydrogen electrode chamber and an oxygen electrode chamber. The first supply line supplies a feedstock gas containing water vapor to the hydrogen electrode chamber. The second supply line supplies compressed air to the oxygen electrode chamber. The first pressure adjusting unit is provided in the first supply line. The second pressure adjusting unit is provided in the second supply line. The controller adjusts a first pressure in the hydrogen electrode chamber and a second pressure in the oxygen electrode chamber by controlling the first pressure adjusting unit and the second pressure adjusting unit.
Absstract of: EP4806839A1
0001 Provided are a system and method for ammonia synthesis coupled with hydrogen production. The system includes: a hydrogen production module, a hydrogen deoxygenation module, an adsorption module, and an ammonia synthesis module connected in sequence; and a nitrogen supply module, a regeneration module, and the adsorption module connected in sequence. When one of the regeneration module and the adsorption module includes a first adsorption tower, the other includes a second adsorption tower. A hydrogen purification module, the nitrogen supply module, and the ammonia synthesis module are all connectable and disconnectable to the first adsorption tower and the second adsorption tower. The nitrogen supply module supplies nitrogen, the regeneration module uses nitrogen to perform desorption regeneration in the first adsorption tower or the second adsorption tower and supplies nitrogen to the adsorption module. The hydrogen production module supplies hydrogen to be purified, and the hydrogen deoxygenation module purifies the hydrogen to be purified and then supplies it to the adsorption module. The adsorption module purifies hydrogen and nitrogen and then supplies them to the ammonia synthesis module, which is at least conducive to reducing energy consumption and system investment costs.
Absstract of: JP2026146518A
【課題】高い水分解活性を有し、光触媒を用いた太陽光照射による水分解に用いられる水分解用チタン酸ストロンチウム光触媒を提供する。【解決手段】粒子密度が４．０ｇ・ｃｍ－３以上、比表面積が２ｍ２・ｇ－１以上２５ｍ２・ｇ－１以下であり、イリジウムがドープされた、チタン酸ストロンチウム粒子。【選択図】なし
Absstract of: EP4807047A1
0001 This invention discloses an iridium-based nanowire comprising a twin crystal composed of iridium and at least one transition metal selected from iron, cobalt, and nickel, preferably, the diameter d of the nanowire is 0.5 to 6 nm, and more preferably, the grain size of the twin crystal is (0.8-1.1)·d nm. This invention also relates to an iridium-based catalyst comprising the iridium-based nanowire and preparation methods of the iridium-based nanowire and the iridium-based catalyst. The catalyst of this invention has the advantages of large electrochemical active surface area, high catalytic activity for oxygen evolution reaction, and good stability.
Absstract of: CN122751263A
本申请提供了一种基于参数自适应的电解水制氢系统的控制方法和装置。可以构建参数自适应模型，并采用凸优化算法求解参数自适应模型，得到的电解槽的参考温度、阳极侧流道的参考压力和阴极侧流道的参考压力动态可调，能够适应宽范围负载变化，使得电解水制氢系统的抗功率波动能力强，能够提高电解水制氢系统的鲁棒性。本申请采用混合整数规划算法对预测控制模型进行求解，能够实时处理负载输入不确定性和参数变化，覆盖动态工况下的温度与压力协同控制，实现第一控制阀、第二控制阀、循环水泵和冷却水泵的优化运行，确保更稳定压力、温度控制并减小控制阀抖动、水泵频繁调节，提高了动态响应的平稳性，同时还提高了控制的精确性和效率。
Absstract of: CN122751236A
本发明公开了一种基于低温烧结强化催化层界面的制氢电极及其制备方法和应用。所述制氢电极包括镍网基底和形成于其上的镍基合金催化层，所述催化层与所述镍网基底之间具有通过低温烧结形成的原子渗透过渡层。所述方法包括：将镍网基底进行清洗，去除表面杂质及氧化物；将清洗后的基底进行化学腐蚀或电化学活化；将基底上通过电沉积形成镍基合金催化层；将负载有催化层的电极浸渍或喷涂低熔点物质溶液，随后干燥；在还原性气氛下，将得到的电极进行300‑500℃的低温烧结，从而在所述催化层与基底之间形成原子渗透过渡层，得到所述制氢电极。通过瞬态液相辅助低温烧结实现催化层与基底的原子级扩散键合，显著提升界面结合强度与电极长期稳定性。
Absstract of: CN122751220A
0001 本申请提供了一种多孔传输层及其制备方法、质子交换膜水电解槽。方法包括：S1：提供一表面具有有序图案的疏水软基底模板；S2：制备图案层浆料和基底层浆料；其中，图案层浆料与基底层浆料的配方不同，使得固化烧结后形成的图案层与基底层在孔隙率和/或孔径大小上存在差异；S3：将图案层浆料涂敷于疏水软基底模板的图案表面，进行第一次流延成型；S4：在图案层浆料上方涂敷基底层浆料，进行第二次流延成型；S5：待浆料凝固干燥形成生胚后，利用疏水软基底模板的弹性形变将生胚无损剥离；S6：对剥离后的生胚进行去胶和烧结处理，得到具有表面有序图案且内部具有梯度分层孔隙结构的多孔传输层。本发明避免了刚性基底生胚开裂问题。
Absstract of: CN122749861A
本发明公开了一种双功能共轭聚合物光催化剂及其制备方法和应用，其制备方法包括：将苯并2‑b:4,5‑b'二噻吩‑1,1,5,5‑四氧化物、单体M、醋酸钯、碳酸钾、特戊酸、三环己基膦四氟硼酸盐和溶剂混合均匀，得到第一混合物，在惰性气氛下，将第一混合物于100~120°C搅拌反应12~24小时，冷却至室温，得到反应液；将反应液沉降，过滤，洗涤，干燥，得到双功能共轭聚合物光催化剂；本发明提供了一种主链为全受体结构的双功能共轭聚合物光催化剂，其兼具优异的光催化析氢性能和光催化还原Cr(VI)性能，实现了“一剂双用”的双功能催化效果。
Absstract of: CN122745921A
本发明属于光催化析氢技术领域，具体公开了一种Co2P/Mo154复合材料及其制备方法和应用。该复合材料以Co2P为载体，Co2P表面负载Mo154，且Co2P与Mo154形成Z型异质结结构；其制备方法包括如下步骤：S1、提供Mo154；S2、将CoCl2·6H2O和NaH2PO2研磨至完全混合，加入Mo154，充分研磨后，得到混合物；S3、在惰性气氛下，将混合物进行煅烧，煅烧后，收集黑色粉末，再经洗涤、干燥后，得到Co2P/Mo154。该复合材料作为光催化析氢的催化剂，表现出优异的光催化析氢性能，析氢量高达2489 μmol·g‑1；且在外加磁场条件下，磁场与缺陷的协同作用可显著提升载流子迁移效率，从而进一步提高光催化析氢性能。
Absstract of: CN122745932A
0001 本发明公开了一种具有氧空位的CeO<2>/g‑C<3>N<4>异质结复合光催化剂的制备方法及应用，具有氧空位的CeO<2>/g‑C<3>N<4>异质结复合光催化剂包括g‑C<3>N<4>，g‑C<3>N<4>上负载有纳米花状CeO<2>；g‑C<3>N<4>至少以三聚氰胺泡沫和尿素为原料，通过化学气相沉积法制备得到。本发明中的具有氧空位的CeO<2>/g‑C<3>N<4>异质结复合光催化剂，CeO<2>纳米花状与g‑C<3>N<4>（FCN）形成界面紧密的异质结，Ce<4+>与Ce<3+>的相互转换产生氧空位，协同提升光生载流子分离效率与可见光吸收能力，显著提高了光催化还原CO<2>和光催化分解水产氢的活性。
Absstract of: CN122751218A
0001 本申请公开了一种气体生成模组、呼吸设备及制气设备，所述气体生成模组包括至少一个电解组件，所述电解组件包括设置有阴极的阴极腔室、设置有阳极的阳极腔室以及设置于二者之间的第一腔室，所述第一腔室设置有进水口，并与至少一个相邻腔室通过挡水件相分隔；所述阴极腔室、阳极腔室处均设置有气体出口；通过挡水件与第一腔室相分隔的腔室，仅通过所述气体出口与外界连通。本发明中所述的气体生成模组，通过将阴极腔室和/或阳极腔室设计为仅通过气体出口与外界连通的密闭空间，实现了逸出气体带水量的减少；与现有技术相比，不但无需设置气液分离模块，减少了设备体积，而且在较快的气体流速下，仍可保证气液分离的效率。
Absstract of: CN122751248A
本发明公开了一种镍铁钴钼硫基双功能电解水催化剂及其制备方法与应用，属于电催化制氢技术领域。该方法通过配制含镍盐、二价铁盐、钴盐、钼酸铵、络合剂和硫源的前驱体溶液，将预处理后的泡沫镍、镍毡等三维导电基底置于溶液中，在60‑90℃低温条件下进行一步反应，实现金属离子络合与同步硫化，从而在基底表面原位生长镍铁钴钼硫复合催化层。本发明在单一反应体系内完成沉积与硫化，全程无需高温煅烧和独立硫化工序，工艺简单、能耗低；所得催化剂具有四元金属协同效应，同时具备优异的析氢和析氧催化活性及长期稳定性，可直接作为阴极和阳极用于碱性全解水系统，适用于大规模电解水制氢应用。
Absstract of: EP4807046A1
0001 An electrolysis device includes: an electrolysis cell stack having a first and a second flow path through which a first and a second fluid flows; a flow rate controller to control a flow rate of the first fluid through the first flow path; a controller; a flowmeter; and a concentration meter to measure a concentration of a reduction product in the second fluid. The controller is configured to calculate a variation in ratio of a supply flow rate to a theoretical flow rate of a reducible material in the cells using first data indicating a relation between a supply amount of the reducible material in the cell and a Faraday efficiency of the reduction product and using second data indicating a Faraday efficiency of the reduction product in the cell stack, and control the flow rate controller controlling the flow rate of the first fluid according to the variation.
Absstract of: EP4807045A1
According to one embodiment, there is provided a method for controlling an electrolytic device (800) including a cathode electrode (2) that contains metal ions and reduces carbon dioxide, and an anode electrode (1) that oxidizes water to generate oxygen, the method including an acquisition step of acquiring information on a potential of the cathode electrode (2) and a potential of the anode electrode (1), and a control step of controlling the potential of the cathode electrode (2) or / and the potential of the anode electrode (1) such that the potential of the cathode electrode (2) is less than the potential of the anode electrode (1) when the potential of the anode electrode (1) is equal to or less than the potential of the cathode electrode (2).
Nº publicación: CN122751244A 15/09/2026
Applicant:
湖南工学院
Absstract of: CN122751244A
0001 一种路易斯酸铈掺杂钴铁层状双氢氧化物及其制备方法和应用，涉及氢能与电催化材料技术领域。该制备方法包括：将钴盐、铁盐、尿素和铈盐溶解于水中，进行水热反应，反应结束后经清洗、干燥，得到具有路易斯酸位点的铈掺杂钴铁层状双氢氧化物。本发明通过引入Ce路易斯酸位点，促进OH<‑>的选择性吸附，一方面加速了OER反应的进行，另一方面利用其表面吸附的OH<‑>形成静电屏蔽层来排斥氯离子，从而有效提升其在海水中的稳定性。
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