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一种稀土改性铁镍氮化物电催化材料及其制备方法与应用

Resumen de: CN122382636A

0001 本发明涉及一种稀土改性铁镍氮化物电催化材料及其制备方法与应用。所述稀土改性铁镍氮化物电催化材料的制备方法包括：混合铁源、镍源和稀土源，得到电沉积液；将导电金属基底置于所述电沉积液中，以导电金属基底为工作电极，Ag/AgCl电极为参比电极，铂片为对电极，电化学沉积，得到电催化材料前驱体；煅烧所述电催化材料前驱体，得到所述稀土改性铁镍氮化物电催化材料；所述煅烧的气氛包括氨气。本发明利用稀土元素掺杂并嵌入铁镍氮化物晶格内部，实现对稀土改性铁镍氮化物电催化材料晶格微结构精准调控，高效强化电催化析氢活性与反应动力学，提升整体催化稳定性，在绿氢制备、清洁能源转化等领域具备重要应用价值。

用于水电解池的膜电极组件和包括该膜电极组件的水电解池

Resumen de: WO2025127476A1

Provided is a membrane-electrode assembly for a water electrolysis cell, comprising: a polymer electrolyte membrane having an active area and an inactive area surrounding the active area; a hydrogen generation electrode positioned on a first surface of the active area of the polymer electrolyte membrane; an oxygen generation electrode positioned on a second surface of the active area of the polymer electrolyte membrane; a first sub-gasket which is disposed on a first surface of the inactive area of the polymer electrolyte membrane and which surrounds a first electrode; and a second sub-gasket which is disposed on a second surface of the inactive area of the polymer electrolyte membrane and which surrounds a second electrode, wherein the first sub-gasket has a first window that accommodates the hydrogen generation electrode, and a first water supply path that surrounds the first window and exposes the inactive area of the polymer electrolyte membrane.

含铱的锰氧化物、催化剂、电极以及水电解方法

Resumen de: WO2025127054A1

The present disclosure provides at least one of an iridium-containing manganese oxide that exhibits high oxygen-generating electrode catalytic activity in a water electrolysis method, a catalyst that contains the same, an electrode that contains the catalyst, and a water electrolysis method that uses the electrode. With respect to the iridium-containing manganese oxide according to the present invention, the molar ratio of iridium to manganese is not less than 0.001 but 0.250 or less. In one embodiment, the manganese oxide is manganese dioxide that has a β-type crystal structure. In another embodiment, the ratio of the lattice constant in the a-axis direction to the lattice constant in the c-axis direction is not less than 1.420 but less than 1.521.

载体、载体的制造方法及包含载体的氨分解用催化剂

Resumen de: WO2025127730A1

According to exemplary embodiments of the present invention, a support is provided. The support is a support of a catalyst for ammonia decomposition, and the amount of acid sites of the support, as measured by NH3-temperature programmed desorption (NH3-TPD), is 0.006-0.010 mmol/g. Also, according to other exemplary embodiments of the present invention, provided are a method for manufacturing the support, and a catalyst for ammonia decomposition, comprising the support.

분해된 암모니아로부터 잔류 암모니아와 물을 분리하는 방법 및 장치

Resumen de: EP4570743A1

A method for producing hydrogen using a feed stream comprising ammonia is provided. The method may include the steps of: cracking a gaseous ammonia feed comprising ammonia and at least 0.15% water vapor in an ammonia cracker to produce a cracked gas stream comprising hydrogen, nitrogen, unreacted ammonia, and water vapor; cooling the cracked gas stream to a separation temperature that is sufficient for condensing at least a portion of the unreacted ammonia and the water vapor to form a dual phase fluid; separating the dual phase fluid in a separator that is configured to produce an aqueous ammonia stream and a vapor stream, the vapor stream comprising predominantly of hydrogen and nitrogen; wherein the separation temperature is below 0°C.

熱供給源から水素を製造するための方法及びシステム、並びにそのようなシステムを備えたプラント

Resumen de: WO2024240599A1

The invention relates to a method for producing hydrogen by steam electrolysis, using the heat from a hot effluent (102) discharged by an industrial plant, the method comprising the following steps: - heat exchange, in a heat exchanger (106), between the hot effluent (102) and a flow of water (104) in order to produce a first flow of steam (108), - cogeneration of electricity (118) and a second flow of steam (116) by a cogeneration unit (110) supplied with the first flow of steam (108), and - electrolysis of at least part of the second flow of steam (116) in an electrolysis unit (120) powered by the electricity (118), in order to produce a hydrogen flow and an oxygen-rich flow. The invention further relates to a system (100) implementing such a method and to a plant implementing such a system.

水电解池用电极及其制造方法、包含该电极的水电解池用膜电极组件及水电解池

Resumen de: WO2025143688A1

Provided is an electrode for water electrolysis cells, which comprises: a catalyst layer including noble metal oxide-containing active particles and an ion conductor; and a porous pattern layer located on one surface of the catalyst layer, wherein the porous pattern layer extends in a first direction parallel to one surface of the catalyst and includes first patterns parallel to the one surface of the catalyst layer and spaced apart in a second direction different from the first direction, the first patterns including a stack of multiple nanowires, the nanowires including a metal oxide doped with fluorine.

用于水电解池析氧反应的催化剂及其制造方法、包含该催化剂的用于水电解池的膜电极组件及水电解池

Resumen de: WO2025143689A1

Provided is a catalyst for an oxygen evolution reaction in a water electrolysis cell, the catalyst comprising: a carrier containing a fluorine-doped metal oxide; and water electrolysis catalyst particles located on the surface of the carrier and containing a fluorine-doped noble metal oxide, wherein in the entire fluorine-doped metal oxide, the content of fluorine is 1 at% to 20 at% relative to a total of 100 at% of the components as measured by high-resolution TEM, energy-dispersive X-ray spectroscopy analysis, and in the entire fluorine-doped noble metal oxide, the content of fluorine is 1 at% to 20 at% relative to a total of 100 at% of the components as measured by high-resolution TEM, energy-dispersive X-ray spectroscopy analysis.

水电解池用膜电极组件及包括该组件的水电解池

Resumen de: WO2025143612A1

The present disclosure relates to a membrane-electrode assembly for a water electrolysis cell and a water electrolysis cell comprising same, wherein the membrane-electrode assembly for a water electrolysis cell further comprises a coating layer positioned on one surface of a catalyst layer to prevent an ion conductor exposed on the surface of the catalyst layer from contacting a microporous layer, and a polymer electrolyte membrane exposed through an opening in which the catalyst layer does not exist due to low loading from contacting the microporous layer, thereby reducing a band bending phenomenon, so that a pinch-off effect can be reduced and performance can be improved. In addition, furthermore, the coating layer serves to connect catalyst layers, which are not in contact with the microporous layer, to each other, thereby enabling smooth electron movement.

증기 전기분해를 위한 증기를 생성하기 위한 CO2 전기분해로부터의 잉여 열

Resumen de: WO2025104292A1

The invention relates to a system and a method for producing a synthesis gas from a carbon dioxide-rich feed stream and a water feedstock via electrolysis, wherein excess heat from CO2 electrolysis is arranged to generate steam to steam electrolysis. More specifically, a system and a process are provided for production of a synthesis gas stream, said system comprising: a carbon dioxide-rich feed stream; a first H2O-rich feed stream; a first solid oxide electrolysis (SOEC) section; a second solid oxide electrolysis (SOEC) section; and a conversion section. Optimal use of heat energy is achieved by heat transfer from the output of the first SOEC section to the input of the second SOEC section.

一种电解水用超薄纳米片负载型铱基合金催化剂及其制备方法和应用

Resumen de: CN122382619A

0001 本发明公开了一种电解水用超薄纳米片负载型铱基合金催化剂及其制备方法和应用，属于电解水制氢阳极催化剂技术领域。以钛酸异丙酯为钛源，通过聚醚模板辅助的溶剂热法制备超薄TiO<2>前驱体，经氮化处理得到超薄TiN纳米片或元素掺杂的B‑TiN纳米片，或直接煅烧得到超薄TiO<2>纳米片；将上述纳米片为载体，通过溶液浸渍法负载氯铱酸、金属M化合物和/或金属A化合物，再经还原气氛热处理，得到超薄纳米片负载的Ir基合金催化剂。本发明实现了催化剂在质子交换膜电解槽阳极析氧反应中的高催化活性和长耐久性。所述催化剂制备工艺简单，易于规模化生产，具有良好的工业应用前景。

一种中熵钴铁铝镍层状氧化物光热协同催化剂制备方法与应用

Resumen de: CN122377472A

本发明提供了一种中熵钴铁铝镍层状氧化物（CoFeAlNi‑LDO）光热协同催化剂制备方法与应用。将尿素以及钴盐、铁盐、铝盐、镍盐溶解在去离子水中，形成溶液。将上述溶液转移至反应釜中，进行水热反应。所得沉淀物经离心、洗涤，真空干燥得到棕褐色中熵钴铁铝镍层状氢氧化物。将所得中熵钴铁铝镍层状氢氧化物用马弗炉进行高温煅烧，自然冷却后得到黑色中熵钴铁铝镍层状氧化物。本发明提供上述制备方法得到的中熵钴铁铝镍层状氧化物材料应用于光‑热协同催化NaBH4水解制氢，显著提升产氢性能，并且具有优异的循环性能。本发明制备工艺简单，反应条件温和。

用于超基性岩石生氢的注水采气同步一体化装置

Resumen de: CN122383297A

本发明涉及超基性岩石生氢注水采气装置技术领域，是一种用于超基性岩石生氢的注水采气同步一体化装置，其包括内壳、隔板，内壳内安装有隔板，隔板将内壳分为排气腔和进水腔，排气腔内设有排气扇，排气扇传动轴连接有传动机构，进水腔内设有水轮，水轮与传动机构连接带动排气扇转动排气，排气腔进气口安装有过滤机构。本发明结构合理而紧凑，使用方便，其注水机构与排气机构进行传动耦合，实现注水过程与氢气采集过程的同步进行，避免了传统装置中功能分离带来的系统复杂性问题。

PtNi/PtNiSe晶体/非晶核壳结构纳米线电催化剂材料及方法与应用

Resumen de: CN122382627A

0001 本发明公开了一种PtNi/PtNiSe晶体/非晶核壳结构纳米线电催化剂材料及方法与应用，属于电催化制氢技术领域；本发明公开的方法包括以下步骤：S1：将铂盐、镍盐、六羰基钨和十六烷基三甲基溴化铵分散在油相溶剂中，搅拌后得到混合溶液；将混合溶液在惰性气体氛围中进行胶体化学法反应，得到PtNi纳米线前驱体；S2：将硒源分散在油相溶剂中进行超声分散，随后注入S1得到的PtNi纳米线前驱体中，在搅拌条件下进行反应，反应结束后，将得到的反应产物依次进行离心洗涤和干燥后，得到PtNi/PtNiSe晶体/非晶核壳结构纳米线电催化剂材料。该方法解决了现有的材料存在低质量活性、催化活性和稳定性难以兼顾的技术问题。

蛇绿岩的剩余产氢潜力评价方法及电子设备

Resumen de: CN122392693A

0001 本发明提供一种蛇绿岩的剩余产氢潜力评价方法及电子设备，涉及地质资源评价技术领域。该方法包括：确定蛇绿岩样本中橄榄石、辉石和蛇纹石的当前含量；根据橄榄石、辉石和蛇纹石的当前含量进行反向推导，得到橄榄石和辉石的蚀变程度，和蛇绿岩样本的铁离子价态演化率；判断蚀变程度、铁离子价态演化率和蛇纹石对应的当前含量是否符合产氢阶段基线标准；若符合，则根据所符合的产氢阶段、蚀变程度和铁离子价态演化率，确定蛇绿岩样本对应的剩余产氢潜力；其中，产氢阶段基线标准用于表征不同产氢阶段下，蚀变程度、铁离子价态演化率和蛇纹石的当前含量的定量阈值范围。本发明能够提高蛇绿岩的剩余产氢潜力评价准确性。

一种稀土-过渡异金属催化剂、制备方法及其应用

Resumen de: CN122382618A

0001 本发明属于稀土‑过渡金属催化剂制备技术领域，公开了一种稀土‑过渡异金属催化剂、制备方法及应用。本发明提供的制备方法为：将有机配体Hmpa（3‑甲基吡啶‑2‑甲酸）、Dy(CF<3>SO<3>)<3>、Cu(CF<3>SO<3>)<2>按照一定比例混合溶解在CH<3>OH和CH<3>CN的混合溶剂中进行搅拌，反应完成得到蓝色条状晶体。该稀土‑过渡异金属催化剂是三棱柱形金属骨架结构，可应用于电催化材料的制备，服务于工业化电催化技术，助力能源转型与环境保护。

一种硼化MoNi负载泡沫镍自支撑催化剂的制备方法、催化剂及应用

Resumen de: CN122382641A

0001 本发明公开了一种硼化MoNi负载泡沫镍自支撑催化剂的制备方法、催化剂及应用；该制备方法包括：将镍源和钼源在溶剂中反应制得安德森型MoNi多金属氧酸盐前驱体；将前驱体与硼源混合，得到前驱体与硼的混合物；将前驱体与硼的混合物与NaCl‑KCl熔融盐介质混合均匀，得到前驱体混合物；将前驱体混合物与泡沫镍基底在惰性气氛下进行煅烧，使前驱体发生硼化反应并负载于泡沫镍上；对煅烧产物进行洗涤和干燥，即得；本发明以安德森型前驱体实现Mo、Ni元素分子尺度均匀分散，通过硼化处理调控电子结构，结合熔融盐限域反应和泡沫镍自支撑结构，使得催化剂在碱性条件下展现出优异的析氧和析氢双功能催化活性和良好的稳定性。

FLUID DIFFUSION LAYER FOR POLYMER ELECTROLYTE MEMBRANE WATER ELECTROLYSIS APPARATUS

Resumen de: KR20260110356A

본 발명은 고분자 전해질막 수전해 장치의 유체 확산층에 관한 것으로, 본 발명은 물, 산소, 수소 중 적어도 하나가 유입 또는 유출되는 적어도 한 개의 관통구멍이 형성된 분리판에 접촉되는 확산부; 및 상기 분리판의 관통구멍에 대응되는 확산부의 영역에 희토류 산화물로 도핑한 도핑부를 포함한다. 본 발명에 따르면, 촉매 전극층에서 수소 기체를 효율적으로 발생시켜 수소 기체 생산성을 높이게 된다.

基于铁/亚铁氰化物离子增强OER的碱性电解水产氢方法

Resumen de: CN122382580A

0001 本申请属于电化学催化领域，更具体地，涉及基于铁/亚铁氰化物离子增强OER的碱性电解水产氢方法。本申请通过在阳极电解液中引入低廉易得的铁/亚铁氰化物，利用铁氰化物离子与电极的相互作用，优化电极表面结构、成分以及含氧中间体的吸附，从而实现阳极电极催化作用与离子介导效应的协同增强，显著提升OER电催化性能。与传统改性碱性OER电催化剂体系相比，本申请避免了引入贵金属成分，也无需经历传统改性催化剂所必需的水热反应、高温煅烧等耗能工艺，有效降低了碱性电解水产氢的成本与能耗，成功构建了一种成本低廉、绿色环保、产能高效且稳定性良好碱性OER电催化体系，具有良好的工业化应用前景。

一种多孔碳纳米纤维复合材料及其制备方法

Resumen de: CN122382606A

本发明涉及一种多孔碳纳米纤维复合材料及其制备方法，针对现有非贵金属催化剂在海水电解中存在易团聚、动力学缓慢及耐腐蚀性差等问题，通过溶吹纺丝将锰前驱体、PVP与PTFE乳液均匀混合并制成前驱体纤维；经程序升温预氧化与高温碳化，利用PTFE分解释放的高活性氟源实现原位氟化，并通过碳化控制，诱导部分四方相MnF2转化为正交相，从而在碳骨架限域的纳米颗粒内部形成同质异晶结。该结构不仅利用碳骨架的物理限域作用实现了高负载量下的高分散性，更通过界面电荷的定向转移自发形成内置电场，有效降低反应中间体的吸附能垒，加速电荷传输动力学；结合材料本身的抗氯腐蚀能力，使其在复杂海水环境下的析氧反应与析氢反应中表现出优异的催化活性与稳定性。

HYBRID GAS FUELING METHOD AND HYBRID GAS FUELING SYSTEM BASED ON BIO GAS AND HYDROGEN GAS

Resumen de: KR20260110866A

본 발명은 미정제 바이오 가스와 수소 가스를 이용하여 역화를 방지하면서 안정적인 혼소용 연료를 공급할 수 있고, 특히 불완전 연소를 해소하여 녹스 등의 배출을 현저히 줄일 수 있는 바이오 가스와 수소 가스 기반의 하이브리드 가스 연료화 방법 및 하이브리드 가스 연료화 시스템에 관한 것이다. 본 발명에 따르면, 혼소용 제1 연료원을 공급하는 혼소용 제1연료원 공급 단계; 상기 혼소용 제1 연료원과 다른 혼소용 제2 연료원을 공급하는 혼소용 제2연료원 공급 단계; 상기 혼소용 제1연료원 공급 단계에서 공급되는 혼소용 제1 연료원과 상기 혼소용 제2연료원 공급 단계에서 공급되는 혼소용 제2 연료원을 혼합하여 혼합 혼소용 연료원을 생성하는 혼소용 연료원 혼합 단계; 상기 혼합 혼소용 연료원을 저장부에 저장하는 혼소용 연료원 저장 단계; 및 상기 저장된 혼소용 연료원을 연료원 공급 장치로 제공하는 혼소용 연료원 공급 단계;를 포함하는 것을 특징으로 하는 하이브리드 가스 연료화 방법이 제공된다.

用于电解槽的双极板组件

Resumen de: US20260204593A1

0000 Aspects of the disclosure include a bipolar plate assembly for an electrolysis cell (electrolyzer). An exemplary bipolar plate assembly for an electrolyzer includes an anode half plate having one or more intake headers, an anode-side flow field coupled to the one or more intake headers, and one or more outtake headers coupled to the anode-side flow field. The anode-side flow field is a dimple flow field having a series of dimples. The bipolar plate assembly further includes a cathode half plate coupled to the anode half plate, the cathode half plate having one or more outtake headers and a cathode-side flow field coupled to the one or more outtake headers. The cathode-side flow field is a land channel flow field having alternating lands and channels.

一种用于AEM电解水的合金催化剂及其制备方法与应用

Resumen de: CN122382624A

本发明公开一种用于AEM电解水的合金催化剂及其制备方法与应用，其为Cr2O3与PtRuC的复合物；本申请通过引入过渡金属Cr2O3与PtRu合金形成了强烈的界面电子耦合效应，优化了双金属活性中心的电子结构。该独特的结构构建了高效的双功能催化体系：Ru位点主导水分子的吸附与解离，而相邻的Pt位点则负责氢中间体的复合与析出。两者协同作用，显著降低了碱性析氢过程中的决速步能垒，从而显著提升在AEM电解水环境中的析氢性能与耐久性。

一种刻蚀液及其在电解制氢电极材料中的应用

Resumen de: CN122382568A

0001 本发明提供一种刻蚀液及其在电解制氢电极材料中的应用，该刻蚀液包括包括铁盐、次磷酸盐以及去离子水，铁盐浓度为0.05~0.1mol/L，次磷酸盐浓度为0.01~0.5mol/L，且铁离子与次磷酸根离子的摩尔比为2.5∶1~3.5∶1。该刻蚀液可用于制备电解制氢电极材料，包括：准备导电基底材料并预处理；配制电镀液；以电镀液为电解液，以预处理后的导电基底材料为工作电极，进行三电极沉积得到电沉积材料；配制刻蚀液；以刻蚀液刻蚀电沉积材料得到电解制氢电极材料。本发明通过三电极沉淀和选择性刻蚀制备具有分级多孔结构的电解制氢电极材料。该材料经刻蚀暴露丰富活性位点并优化表面电子结构，提升催化性能；采用硝酸铁刻蚀有效调控电子结构，出现磷化铁物质及Fe‑P位点，提升电化学性能。

一种电解水制氢用电解液添加剂及其电解液与应用

Nº publicación: CN122382581A 14/07/2026

Solicitante:

西安热工研究院有限公司华能山东发电有限公司众泰电厂华能山东发电有限公司

Resumen de: CN122382581A

0001 本发明公开了一种电解水制氢用电解液添加剂及其电解液与应用，涉及电解水制氢技术领域。该电解液添加剂为甲胺盐与甲酸或乙酸形成的缓冲溶液，甲胺盐与甲酸或乙酸的摩尔比为1:0.8‑1.2。本发明还公开了包含上述添加剂和电解质溶液的电解水制氢用电解液，其pH为7‑14。此外，本发明还公开了该电解液在电解水制氢中的应用。通过上述添加剂，能够维持电解液pH稳定、增强导电性、调控电极界面双电层结构，显著降低析氢过电位。实验表明，采用本发明的电解液在10 mA/cm<2>下的析氢过电位可低至99‑107 mV，比无添加剂或添加常规无机缓冲体系的电解液降低30mV以上，有效提升了制氢效率，适用于碱性电解水规模化制氢。