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914
results.
Updated on
03/04/2026 [07:05:00]
Results 400 to 425 of 914
Absstract of: CN121575436A
本发明涉及电催化剂技术领域，具体公开了一种双位点催化剂及其制备方法与应用，本发明提供一种电解水阳极催化剂制备方案，该方案采用温和的低温水热法及乙二醇原位热还原工艺，成功构建了催化位点‑质子传输位点的双位点协同体系，片状磷酸氧铌载体提供了较大的比表面积和优异的质子导电性，确保质子能够迅速传导至电解液中，避免了质子积累带来的负面效应，有效抑制了局部微环境酸化导致的金属铱溶解与脱落，维持催化剂的热力学稳定性，将金属铱纳米颗粒负载在片状磷酸氧铌载体上，金属铱作为反应活性位点，提供了高效的析出反应活性，磷酸氧铌载体作为质子导电位点，协同金属铱提高了反应效率，二者的协同作用显著提升了催化活性和稳定性。
Absstract of: CN121575443A
本发明公开了一种复合电极材料及其制备方法，属于电解水析氢催化剂合成技术领域。本发明的复合电极材料的制备方法，包括以下步骤：将煤质炭、导电剂和粘结剂配制成浆料，涂敷在电极基材上，然后以阶梯型递增电压进行电沉积，得到复合电极材料。本发明制备的复合电极材料具有较低的过电位，电催化性能良好，且具有优异的电催化稳定性。
Absstract of: CN121584591A
本发明公开考虑温度‑压力‑水影响的质子交换膜电解槽自适应调频控制方法，包括以下步骤：1）基于PEMEL动态运行特性，构建考虑温度、压力和含水量耦合效应的PEMEL动态模型，为调频控制策略设计提供精确的模型基础；2）剖析PEMEL在不同稳态运行点下的调频性能；3）剖析PEMEL的温度、压力、含水量对其最大制氢功率的影响机理；4）提出PEMEL在温度、压力、含水量影响下的调频功率补偿方法；5）基于模糊控制理论及PEMEL的运行点实时状态，设计PEMEL的虚拟惯量和一次调频参数自适应整定机制，研究PEMEL自适应调频策略。本发明通过考虑温度‑压力‑水影响的PEMEL自适应调频控制策略实现PEMEL调频性能的精准感知与动态优化控制。
Absstract of: AU2024321116A1
The present invention relates to a methanation method comprising providing an electrolyser system, the electrolyser system (20) comprising an electrolyser (10) that has at least one electrolyser cell (11), at least one fuel input (14) through which fuel enters the electrolyser (10) and at least one offgas output (46) from which offgas exits the electrolyser (10), the method further comprising supplying fuel to the at least one fuel inlet, the fuel comprising at least water and either or both carbon dioxide and carbon monoxide, operating the electrolyser system (20) by powering the electrolyser cell (11) with electricity to electrolyse the fuel in the at least one electrolyser cell (11) such that a part of the water splits into hydrogen and oxygen, wherein the electrolyser (10) is operated at a temperature at or in excess of 150 degrees C, and methanation occurs to the carbon dioxide and/or carbon monoxide in the electrolyser (10). The gas mixture can be released from the at least one offgas output (46) and then passed through a gas separation process to separate at least the methane from the gas mixture. The present invention also relates to an electrolyser system (20) configured to operate using the above method. The electrolyser system (20) comprises a fuel fluid flow path connecting a fuel inlet and a fuel outlet. The method may comprise providing to the fuel inlet a fuel gas containing water and a source of carbon selected from one or more of CO and CO2, operating the ele
Absstract of: MA73371A1
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 solid oxide cell sub-stacks.
Absstract of: KR20260026808A
수소 생산 시스템이 제공된다. 본 발명의 일 측면에 따른 수소 생산 시스템은 물과 유기 연료를 이용하여 수소 혼합 유체를 생산하는 제1 수소생성기와, 상기 제1 수소생성기로 유입되는 상기 물과 상기 유기 연료를 가열하는 하나 이상의 히터를 포함하는 제1 수소생성부; 상기 제1 수소생성부에 상기 유기 연료를 공급하는 연료공급부; 상기 제1 수소생성부에 상기 물을 공급하는 물공급부; 및 상기 수소 혼합 유체로부터 수소 기체를 분리하는 흡착부;를 포함하되, 상기 제1 수소생성부는 상기 제1 수소생성기의 하류에 제1 열교환부를 더 포함하고, 상기 제1 수소생성기로 공급되는 상기 물은 상기 제1 열교환부를 경유하여 상기 수소 혼합 유체와 열교환한 후에 상기 제1 수소생성기로 공급될 수 있다.
Absstract of: CN121574362A
本发明涉及一种高温固相制备酰胺键桥连有机聚合物产氧光催化剂的方法，包括以下步骤：将芳香多元胺单体与芳香多元酰氯单体混合后进行高温处理，冷却，即得；高温处理的温度T满足T1≤T≤T2，高温处理的时间为10~60min，其中，T1为高于芳香多元酰氯单体的熔点且不低于260℃的温度，T2为比芳香多元胺单体的起始分解温度低20℃以上的温度。本发明采用一步高温固相法，通过将反应温度调控在T1与T2之间，利用芳香多元酰氯单体熔融自成溶剂的特性作为反应介质，使得氨基与酰氯基团直接、快速地缩合生成酰胺键，合成周期短；同时，该反应温度条件能够为分子链运动与有序排列提供充足能量，形成高结晶度的聚合物网络，从而表现出较好的光解水产氧性能。
Absstract of: CN121584757A
一种基于多状态协同调度的光伏制氢并网系统及方法，涉及新能源综合利用领域。解决现有因光伏发电的间歇性和波动性导致电解槽运行不稳定、能源综合利用率低及经济效益不佳等问题，所述系统包括光伏发电单元、储能单元、至少一个电解槽单元、储氢单元以及一个控制器。控制器实时监测光伏发电功率、储能单元充电状态和储氢单元储氢状态，并根据预设的多状态协同调度策略执行以下操作：依据光伏功率阈值分级启动电解槽单元；利用储能单元平滑光伏功率波动，为电解槽稳定供电；并且，基于储能单元达到上限或储氢单元达到上限这两个独立的触发条件，动态地将系统富余电能并网售卖。本发明还适用于集成光伏发电、电化学储能、电解水制氢领域。
Absstract of: CN121575432A
本发明属于电极技术领域，公开了一种具备电解水催化功能的钛基抗结垢阴极制备方法，步骤如下：在钛网基底表面构建微结构；在微结构上负载过渡金属催化剂；在具有催化功能的微结构材料表面涂覆惰性涂层。这种阴极表面的惰性涂层会阻碍电子与水分子接触，使仅未被惰性涂层覆盖的微结构尖端充当晶体的初始成核位点。当晶体生长至微米级时，其与微结构尖端的附着力会减弱。同时，电解水产生的气泡会沿惰性涂层生长，并在微结构尖端附近破裂，推动晶体自发脱落，避免沉淀在电极表面堆积。同时微结构上负载的金属阳离子如Ni2+、Co2+可以降低电解海水的过电位。这两种性质使得该阴极可以应用于海水中镁资源的提取。
Absstract of: CN121575437A
本发明公开了一种PdPtCu三元金属烯催化剂，所述催化剂的表面具有晶体、非晶、线缺陷、点缺陷和孔洞，所述PdPtCu三元金属烯由Pd、Pt和Cu三种元素合金化所构成，本发明具有活性和稳定性较高的特点。本申请还公开了PdPtCu三元金属烯催化剂的制备方法和应用。
Absstract of: CN121571061A
本发明涉及制氢设备技术领域，具体为一种结合等离子体与催化剂的氨裂解制氢装置，催化单元包括固定设置在底板上的支架，且其中一组支架上固定设置有控制器，控制器上固定设置有用于添加原料的存料器，底板上固定设置有转化器，存料器与转化器之间通过连接管连通，输料管二的另一端与转化器相连通，催化单元用于对氨气进行裂解反应，氨气通过转化器和输料管一输送至装置的反应罐内，设置在底板上的调节器能够保持氨气输送的稳定性和安全性，同时设置在输料管一上的结合器能够保持反应过程中氨气的稳定性，支撑框架上的混合器能够搅拌催化剂能够保持与溶液的充分接触，增加表面羟基数量，增强与活性组分的结合力。
Absstract of: CN120857975A
The invention discloses a catalyst for ammonia dehydrogenation, a preparation method thereof and a method for preparing hydrogen by using the catalyst. The disclosed catalyst for ammonia dehydrogenation comprises a clay, and an alkali metal and ruthenium impregnated in the clay.
Absstract of: WO2026041485A1
The present invention relates to a bipolar plate (100) for an electrolysis system (200), wherein the bipolar plate (100) comprises: - a main body (101) having a first side (103) and a second side (105) opposite the first side (103), wherein a plurality of channels (107) run at least on the first side (103) from a first end to a second end of the bipolar plate (100) opposite the first end, wherein guide paths (109) are formed between respective adjacent channels (107), and wherein respective channels (107) comprise a number of openings (111) which are configured to guide fluid flowing through the channels (107) into the guide paths (109).
Absstract of: AU2026200812A1
22418031_1 (GHMatters) P121123.AU.1 The present application relates to water electrolyzers, including water electrolyzers incorporating anion exchange membranes. The present applications also 5 relates to materials incorporated into water electrolyzers and approaches for manufacturing water electrolyzers, as well as methods of using water electrolyzers. eb e b
Absstract of: DE102024207916A1
Die vorgestellte Erfindung betrifft eine Bipolarplatte (100) für ein Elektrolysesystem (200),wobei die Bipolarplatte (100) umfasst:- einen Grundkörper (101) mit einer ersten Seite (103) und einer der ersten Seite (103) gegenüberliegenden zweiten Seite (105),wobei zumindest auf der ersten Seite (103) eine Vielzahl Kanäle (107) von einem ersten Ende zu einem dem ersten Ende gegenüberliegenden zweiten Ende der Bipolarplatte (100) verlaufen,wobei zwischen jeweiligen benachbarten Kanälen (107) Leitpfade (109) ausgebildet sind, undwobei jeweilige Kanäle (107) eine Anzahl Öffnungen (111) umfassen, die dazu konfiguriert sind, durch die Kanäle (107) strömendes Fluid in die Leitpfade (109) zu leiten.
Absstract of: DE102025110831A1
Eine Wasserelektrolysezelle beinhaltet eine Membran-Elektroden-Anordnung, einen Rahmenkörper aus Harz, der entlang einer Umfangskante der Membran-Elektroden-Anordnung bereitgestellt ist, und einen ersten Separator und einen zweiten Separator, die einander durch die Membran-Elektroden-Anordnung und den Rahmenkörper gegenüberliegen und durch den Rahmenkörper miteinander verbunden sind. Ein äußerer Umfangsabschnitt der Membran-Elektroden-Anordnung erstreckt sich bis zwischen einer ersten Fläche des Rahmenkörpers und den ersten Separator. Eine Oberfläche der ersten Fläche beinhaltet ein Antioxidationsmittel.
Absstract of: US20260055526A1
There are provided system for preparing lithium hydroxide from an aqueous composition comprising a lithium compound and use of the system thereof to prepare lithium hydroxide, the system comprising an electrochemical cell, a pH probe and at least one inlet for receiving acid or base for maintaining pH. For example, the lithium compound can be lithium sulphate and the aqueous composition can be at least substantially maintained at a pH having a value of about 2 to about 4.
Absstract of: WO2026042828A1
Problem To provide a water electrolysis method and a water electrolysis system with which water electrolysis can be highly efficiently performed under non-extreme pH conditions. Solution Provided is a water electrolysis method in a buffer solution having a pH of 7 to 12, wherein the buffer solution is composed of an electrolyte solution containing at least one cation species selected from the group consisting of alkali metal cations and at least one anion species selected from the group consisting of borates and carbonates, and the electrolyte solution contains 0.1 to 6.0 mol/kg of phosphate ions.
Absstract of: WO2026040290A1
A hydrogen evolution electrocatalyst, a preparation method therefor, and the use thereof. The hydrogen evolution electrocatalyst comprises a nickel foam substrate, a Ni3S2 nanosheet layer and a graphdiyne coating layer; at least part of the outer surface of the nickel foam substrate is provided with the Ni3S2 nanosheet layer; nickel atoms in the Ni3S2 nanosheet layer come from the nickel foam substrate; at least part of the outer surface of the Ni3S2 nanosheet layer is provided with the graphdiyne coating layer. The hydrogen evolution electrocatalyst has the characteristic of high catalytic activity.
Absstract of: WO2026039871A1
The present disclosure relates to hydrogen storage mediums comprising sodium borohydride, magnesium oxide, and magnesium which release hydrogen when contacted with a proton source. The present disclosure also relates to methods of producing hydrogen storage mediums.
Absstract of: AU2024327448A1
The present invention relates generally to the production of a desalinated, filtrated or other way treated water simultaneously with generation of renewal energy source, in particular hydrogen, using osmotic and/or gauge pressure driven filtration processes and systems. The co-generation of hydrogen 11 from water 8 produced during pressure driven water desalination/filtration processes, such as reverse osmosis, forward osmosis, pressure retarded osmosis or ultrafiltration. A small part of feed, raw saline solution and/or permeate involved in a desalination/filtration processes is subjected to electrolysis thereby splitting the water to produce hydrogen. This is achieved by the provision of novel RO type semi- permeable membranes and UF type membrane that incorporate electrodes 9, 10 within the membrane to allow splitting of the water via electrolysis.
Absstract of: KR20260026365A
본 발명에 따른 촉매 구조체 제조 방법은, 전도성 집전체를 준비하는 단계, 전이금속 및 칼코겐 원소를 포함하는 촉매층 소스를 준비하는 단계, 상기 전도성 집전체 상에 상기 촉매층 소스를 코팅하여 예비 촉매층을 포함하는 예비 촉매 구조체를 제조하는 단계, 및 상기 예비 촉매 구조체, 알칼리 금속 전극, 및 전해질을 이용한 전기화학적 양이온 주입 방법으로, 상기 예비 촉매 구조체의 상기 예비 촉매층을 촉매층으로 전환시켜 상기 촉매층을 포함하는 상기 촉매 구조체를 제조하는 단계를 포함하고, 전기화학적 양이온 주입 과정에서, 과전압의 방전에 의해 상기 촉매층의 결정 구조가 반도체 특징을 갖는 결정 구조에서 금속 특징을 갖는 결정 구조로 전환되는 것을 포함할 수 있다.
Absstract of: US20260054247A1
The invention relates to a device, stacked plate reactor and to a method for investigating chemical processes to be carried out simultaneously or almost at the same time on a large number of functional element variations of the process parameters.
Absstract of: US20260055524A1
Low-cost and earth abundant, Ni1-xMox alloy nanocrystals, with sizes ranging from 18-43 nm and varying Mo composition (0.0-11.4%), were produced by a colloidal chemistry method for alkaline HER reactions. For a water splitting current density of −10 mA/cm2, these alloys demonstrate over-potentials of −62 to −177 mV, which are comparable to commercial Pt-based electrocatalysts (−68 to −129 mV). The cubic Ni0.934Mo0.066 alloy nanocrystals exhibit the highest activity as alkaline HER electrocatalysts, outperforming commercial Pt/C (20 wt %) catalyst.
Nº publicación: US20260055523A1 26/02/2026
Applicant:
UNIV BAR ILAN [IL]
BAR ILAN UNIVERSITY
Absstract of: US20260055523A1
The technology generally concerns novel aerogels of mixed metal oxides and uses thereof as electrocatalysts.
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