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一种基于工业余热的中高温碱性电解海水制氢方法

Resumen de: CN122428287A

本发明涉及一种基于工业余热的中高温碱性电解海水制氢方法，属于电解水制氢技术领域。该方法包括：海水经粗滤后，依次通过阴极氢气换热器和阳极气体换热器进行两级预热；预热海水经辅助热源加热蒸发并过热，产生过热蒸汽；过热蒸汽进入电解槽阴极室，与熔融态碱在150～300℃条件下电解生成氢气和阳极气体；阴极产出的高温氢气返回预热海水，阳极产出的高温气体返回预热海水，实现余热回收。本发明采用过热蒸汽作为电解原料，从源头避免了海水氯离子腐蚀；电解温度提升至150～300℃，电流密度可达0.6～0.8A/cm2，产氢率较传统低温电解提高2倍以上，系统综合能效提升15～20%。

一种钐掺杂镍铁金属磷化物自支撑阳极及其制备方法、应用

Resumen de: CN122428319A

0001 本申请公开了一种钐掺杂镍铁金属磷化物自支撑阳极及其制备方法、应用，属于电解水制氢阳极材料领域。所述钐掺杂镍铁金属磷化物自支撑阳极由钐掺杂镍铁金属磷化物原位生长在基底上。所述制备方法包括：S1、通过电化学沉积法在基底表面原位生长钐掺杂镍铁金属氢氧化物；S2、将钐掺杂镍铁金属氢氧化物进行磷化，得到所述钐掺杂镍铁金属磷化物自支撑阳极。该制备方法简单，反应周期短，制备成本可控。所制备电极对电解水制氢阳极反应具有优良的催化活性，同时具备良好的催化稳定性，具有规模应用的潜力和优势。

一种基于阳离子界面效应调控碱性电解水析氢气泡行为的电解质优化方法及其应用

Resumen de: CN122428288A

本发明提供一种基于阳离子界面效应调控碱性电解水析氢气泡行为的电解质优化方法及其应用，属于电化学能源转化技术领域。通过采用本发明的方法，在不改变电解装置硬件结构的前提下，通过科学选择和配置电解质中的阳离子种类，系统调控析氢电极表面气泡的脱附频率、聚并概率和覆盖面积，从而降低气泡诱导的传质阻力和极化过电位，显著提升宏观析氢电流密度和能量利用效率。该方法通过微电极特征化参数为阳离子筛选提供了量化依据，通过宏观电解验证确保了优化结果的工程可靠性，为碱性电解水制氢系统提供了一种科学化、可复现的电解质优化途径。

一种金属有机框架异质结光电极材料及其制备方法和应用

Resumen de: CN122428334A

0001 本发明提供了一种金属有机框架异质结光电极材料及其制备方法和应用，涉及光电催化技术领域。该材料由导电衬底、BiVO<4>纳米棒及表面负载的Co MOF构成，二者形成异质结结构。制备采用电化学沉积结合水热法，先在衬底上制得BiVO<4>纳米棒，再水热负载Co MOF形成异质结。本发明有效提升电子输运效率、增加氧原子活性位点，抑制载流子复合，显著提高光电催化水分解性能，光电流密度远高于纯BiVO<4>电极，具备高效、稳定、工艺简便等优点，可用于光电水解制氢体系。

一种自支撑异质结构复合材料及其制备方法与应用

Resumen de: CN122428324A

0001 本发明公开了一种自支撑异质结构复合材料及其制备方法与应用，复合材料，包括泡沫镍和附着其上的异质结构，异质结构为Ni<3>S<2>和1T相的MoS<2>形成的异质结构，异质结构的微观形貌为纳米棒状纤维，表面附着褶皱、卷曲的片层状包裹物。制备方法包括以下步骤：将泡沫镍与钼酸盐溶液、镍盐溶液进行水热反应，冷却至室温后取出泡沫镍，清洗后在惰性气体中升温到440~460℃并保温，获得自支撑NiMoO<4>@NF前驱体；将NiMoO<4>@NF前驱体、水合肼、硫代乙酰胺溶液进行溶剂热反应，通过水合肼辅助的硫化形成1T相的MoS<2>并形成异质结构材料，冷却至室温，取出产物，清洗烘干。本发明能实现高效全解水，合成方法简便易行。

一种碱水电解制氢用气液分离系统

Resumen de: CN122424618A

本发明涉及水电解制氢技术领域，公开了一种碱水电解制氢用气液分离系统，包括电解槽、氢碱气液分离器、氧碱气液分离器、第一循环泵、碱液冷却器、过滤器、碱液流量计、至少一个碱液缓冲罐、第二循环泵以及多个管道组件，所述电解槽的出液口通过管道组件分别与所述氢碱气液分离器的入口和所述氧碱气液分离器的入口连通；氢碱气液分离器的出液口和氧碱气液分离器的出液口分别通过管道组件与第一循环泵的入口连通。将气液分离器中的碱液泄放至碱液缓冲罐，利用压力下降使微小气泡迅速膨胀并逸出，配合超声波释放器或超声装置的超声聚并作用，降低循环回电解槽的碱液中的含气率，减小电解槽内部电阻，降低电解制氢能耗，同时提升氢气和氧气的纯度。

热电协同的离网型压缩空气储能制氢系统及控制方法

Resumen de: CN122428298A

0001 本发明公开了一种热电协同的离网型压缩空气储能制氢系统及控制方法，系统包括电解水制氢子系统、混合能源输入子系统、复合储能调频子系统和综合热管理耦合子系统。混合能源输入子系统汇集风电、光伏电能经高压直流母线供电制氢；复合储能调频子系统含电化学储能与压缩空气储能单元，接入母线平抑波动；综合热管理耦合子系统通过高温回路存储压缩储能压缩热并用于电解槽冷启动供热，低温回路回收电解槽运行余热用于压缩空气膨胀侧预热。本发明通过多能互补与热电协同控制，提升压缩空气储能发电效率，延缓电解槽性能衰减，消除冷却塔与启动加热能耗，显著提高离网系统整体能效与经济性。

一种固体氧化物电解池的空气电极及制备方法

Resumen de: CN122428305A

0001 本发明涉及固体氧化物电解池领域，具体涉及一种固体氧化物电解池的空气电极及制备方法，所述复合阳极材料包括离子导体相、电子导体相和催化剂相；其中，所述离子导体相为Gd<0.2>Ce<0.8>O<2>，所述电子导体相为钙钛矿氧化物为La<1‑y>SrMnO<3+β>，0＜y≤0.5，0＜β≤0.1所述催化剂相为AgCe<1‑x>O<2‑δ>,0＜x≤0.05，0＜δ≤0.1。本发明提供的空气电极材料显示出优异的氧析出反应活性，采用本发明的空气电极的电解池800℃电解水电流密度达到1.0Acm<‑2>以上。

一种基于协同反应制备三氧化二铋-氧化亚铜纳米复合物的方法

Resumen de: CN122426774A

0001 本发明提供了一种基于协同反应制备三氧化二铋‑氧化亚铜纳米复合物的方法：将铋酸钠、亚硫酸钠和氯化亚铜分散于去离子水中，得固液混合物；将固液混合物置于水热条件下，通过体系内铋酸钠与亚硫酸钠的氧化还原反应，以及氯化亚铜与反应原位生成的氢氧根离子的阴离子交换反应协同作用，一步原位制得Bi<2>O<3>‑Cu<2>O纳米复合物。本发明基于同一水热条件下氧化还原反应与阴离子交换反应的协同作用，无需外加碱源与模板剂，即可一步原位制备出高纯度Bi<2>O<3>‑Cu<2>O纳米复合物，且所制备的复合物能有效形成p‑n异质结，显著抑制光生载流子复合，提升材料的光催化活性与氧化还原能力，同时制备工艺简便、绿色经济，易于工业化生产。

一种基于摩擦电效应制备氢气的方法

Resumen de: CN122426711A

本发明公开了一种基于摩擦电材料—水摩擦电效应的氢气制备方法。本发明针对现有氢能制备技术碳排放高、成本高、系统复杂，以及现有摩擦电产氢技术依赖中间环节、材料类型单一的问题，提供了一种无需外部电能输入、无需催化剂修饰，利用金属与水的摩擦电效应直接产氢的方法，实现低成本、绿色、高效的氢气制备。

催化剂、特别是用于裂解氨的催化剂、用于制备催化剂的方法以及用于合成氢气的方法

Resumen de: WO2025141005A1

The invention relates to a catalyst for the decomposition of ammonia into hydrogen and nitrogen, wherein the catalyst comprises at least ruthenium, mesoporous cerium oxide and at least one oxide selected from among cobalt, nickel and iron oxides, preferably nickel oxide, and to a method for producing hydrogen from ammonia comprising the following steps in this order: activating at least one catalyst according to the invention at a temperature ranging from 300°C to 600°C under a stream of a reducing gas; bringing the activated catalyst into contact with a gas to be treated comprising ammonia at a temperature ranging from 200°C to 800°C, and at a pressure ranging from atmospheric pressure to 100 bar.

전극 촉매층, 잉크, 막 전극 접합체, 수전해 장치, 및, 유기 하이드라이드 전해 합성 장치

Resumen de: WO2025115918A1

This electrode catalyst layer comprises: a catalyst; a polymeric electrolyte that has proton conductivity or anion conductivity; and a polymeric fibrous material that has a functional group capable of forming a hydrogen bond.

촉매 코팅

Resumen de: EP4567153A1

0001 A method of electrolysing water, the method comprising: - providing an electrolyser comprising an anode; a cathode and optionally a separator; - contacting the cathode and/or the anode with an aqueous alkaline solution comprising water; and - electrolysing the water using a potential difference from the anode to the cathode, wherein at least one of the cathode and the separator comprises a substrate and a coating, wherein the coating comprises 9.5 to 35 wt% chromium; 10 to 75 wt% cobalt; and 10 to 60 wt% one or more further transition metals and/or one or more non-metallic elements selected from C, P, N and B, and wherein the coating catalyses hydrogen evolution at the cathode.

用于水电解池的增强复合膜、包括该膜的用于水电解池的膜电极组件以及水电解池

Resumen de: WO2025143845A1

The present invention relates to a reinforced composite membrane for a water electrolysis cell, a membrane-electrode assembly for a water electrolysis cell, comprising same, and a water electrolysis cell comprising same, wherein in the reinforced composite membrane for a water electrolysis cell, a porous support is arranged to be biased toward the surface adjacent to an oxygen evolution electrode before operation of the water electrolysis cell, on the basis of a prediction of the area that expands after the operation, the oxygen evolution electrode undergoing relatively greater expansion, thereby evenly distributing the expansion stress applied to the reinforced composite membrane for a water electrolysis cell after operation and improving the performance and durability of the membrane-electrode assembly and water electrolysis cell comprising same.

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: WO2025143687A1

Provided is an electrode for a water electrolysis cell, the electrode comprising: a microporous layer; and a porous pattern layer positioned on one surface of the microporous layer. The porous pattern layer comprises: first patterns that extend in a first direction parallel to the one surface of the microporous layer and are arranged spaced apart in a second direction parallel to the one surface of the microporous layer and different from the first direction; and second patterns that extend in the second direction, are arranged spaced apart in the first direction, and intersect the first patterns, wherein the first patterns and the second patterns each include a plurality of stacked nanowires, and the nanowires include 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: WO2025143690A1

Provided is a catalyst for an oxygen evolution reaction in a water electrolysis cell, the catalyst comprising: water electrolysis catalyst particles containing a noble metal oxide; and a conductive additive containing a fluorine-doped metal oxide, wherein in the entire fluorine-doped metal oxide, the content of fluorine is 1 at% to 10 at% relative to a total of 100 at% of the components as measured by X-ray photoelectron spectroscopy (XPS).

在副产物转化和CO2分离下由CO2生产合成燃料

Resumen de: WO2025132365A1

The invention relates to a device/method for capturing/converting CO2, comprising/using a CO2 capturing unit (2), a water electrolysis unit (5), an RWGS unit (8), an FT unit (13), a unit for converting by-products into syngas (28) and a hydrogen unit (20), in which a carbon dioxide separation unit (34) is arranged to: treat a first syngas (12) and a second syngas (29); produce a gaseous effluent depleted in carbon dioxide (18) and a gaseous effluent rich in carbon dioxide (35); and recycling the gaseous effluent rich in carbon dioxide (35) to the inlet of the RWGS section (8).

电解槽单元元件、电解槽单元堆叠和电解槽单元堆叠的用途

Resumen de: WO2025132918A1

Disclosed is an electrolysis cell element (1) comprising, a support structure (2) comprising an inner aperture (3), and a bipolar plate (4) being suspended in the inner aperture (3). The support structure (2) comprises a structure core (5) and a coating (6), wherein the coating (6) includes a thermoplastic material at least partly enclosing the structure core (5) and wherein the bipolar plate (4) is suspended in the inner aperture (3) by means of the coating (6). An electrolysis cell stack (10) and use of an electrolysis cell stack (10) is also disclosed.

电解槽单元堆叠、检测泄漏的方法及电解槽单元堆叠的用途

Resumen de: WO2025132935A1

Disclosed is an electrolysis cell stack (10) comprising a plurality of support structures (2) each including an inner aperture (3). The electrolysis cell stack (10) further comprises a plurality of cathodes (17), a plurality of anodes (18), a plurality of bipolar plates (4), a plurality of gas impermeable membranes (19), and pressing means 5 (20) arranged for pressing neighbouring support structures (2) of the plurality of support structures (2) against each other. Further, the electrolysis cell stack (10) comprises a liquid conduit (13) arranged between neighbouring support structures (2) of the plurality of support structures (2), wherein the liquid conduit (13) is arranged outside an outer periphery (40) of the inner aperture (3), deionized water (41) arranged 10 in the liquid conduit (13), and conductivity monitoring means (42) arranged for monitoring a conductivity of the deionized water (41). 0111 A method for detecting a leak in an electrolysis cell stack (10) and use of an electrolysis cell stack (10) is also disclosed.

水电解池的析氧反应用催化剂及其制备方法、包含其的水电解池用膜电极组件及水电解池

Resumen de: WO2025135512A1

The present disclosure relates to: a catalyst for an oxygen evolution reaction of a water electrolysis cell; a method for manufacturing same; and a membrane-electrode assembly for a water electrolysis cell, and a water electrolysis cell, comprising same. More specifically, by manufacturing a catalyst for oxygen evolution reaction of a water electrolysis cell, having a structure in which active particles fill pores between nanoparticles of a carrier assembly manufactured in various forms or penetrate into the carrier assembly while being supported by the carrier assembly, performance is improved while reducing the amount of noble metal used. The active particles have stronger bonds than a form in which active particles are simply supported, and thus the active particles and the carrier assembly can have improved durability.

高温水电解系统的控制方法及控制装置

Resumen de: WO2025135742A1

A control method of a high-temperature water electrolysis system, according to a first embodiment of the present invention, comprises the steps of: determining an operating temperature of a solid oxide water electrolysis stack in a high-temperature water electrolysis system including the solid oxide water electrolysis stack; selecting an operation mode of the solid oxide water electrolysis stack by comparing the operating temperature with a supply temperature of gas supplied to the solid oxide water electrolysis stack; determining a target voltage applied to the solid oxide water electrolysis stack according to the operation mode of the solid oxide water electrolysis stack; and applying the target voltage applied to the solid oxide water electrolysis stack in a step-up manner according to the operation mode of the solid oxide water electrolysis stack.

用以制备合成燃料的系统、装置和方法

Resumen de: US2024401211A1

Particular embodiments described herein provide for a synthetic fuel creation system. The synthetic fuel creation system includes a syngas creation station to create syngas, a crude creation station to create heavy syncrude, and a crude cracking station to convert the heavy syncrude into synthetic fuel. The synthetic fuel creation system can use an electrocatalysis system to create the syngas and the electrocatalysis system can include an anode, a cathode, oxygen evolution reaction catalysts, hydrogen/carbon monoxide evolution reaction catalysts, and an electrolyte, where a pH of the electrolyte is acidic during at least a portion of creation of the syngas.

水电解电堆组件及热箱装置

Resumen de: WO2025135743A1

The present invention provides a water electrolysis stack assembly and a hot box apparatus. In an embodiment, provided is a water electrolysis stack assembly including: a case including an upper surface part, a side surface part, and a gas outflow pipe formed in the side surface part; and a stack accommodated in an inner space of the case, wherein a surface pressure is applied to the stack by the upper surface part of the case.

一种稀土元素掺杂氧化铈的制备方法及其在光催化全分解水中的应用

Resumen de: CN122399784A

本发明公开了一种稀土元素掺杂的氧化铈催化剂及其制备方法与在光催化全分解水中的应用。所述催化剂通过高温固相反应将稀土元素掺杂入氧化铈晶格制备。该掺杂策略能够同步降低氧化铈的氧空位与Ce3+浓度，并构筑了表面至体相的内建电场，二者协同作用提升了光生载流子的解离与分离效率，并抑制其在陷阱态的复合。以此改性材料负载析氢与析氧助催化剂，可实现光催化全分解水反应。性能测试表明，本发明所得催化剂表现出优异的光催化全分解水活性与稳定性，产气比例符合2:1的化学计量比，且在58 h循环测试后活性保持率高达95%。本发明制备工艺简单、原料成本低廉，为开发高性能稀土基光催化制氢材料提供了新方案。

一种用于高温水电解制氢的氢气分离提纯装置及方法

Nº publicación: CN122399495A 17/07/2026

Solicitante:

上海中弗新能源科技股份有限公司海南龙盘油田科技有限公司长春理工大学中山研究院

Resumen de: CN122399495A

0001 本发明属于氢气分离提纯领域，具体涉及一种用于高温水电解制氢的氢气分离提纯装置。包括预压筒，预压筒容置于分离筒的内腔中，预压筒内腔套设有挡锤组件，挡锤组件的锤头与预压筒的内壁贴合并在预压筒内腔滑动连接，横杆的两端分别固定连接锤头和挡板，预压筒顶部与进气管联通，预压筒底部固定连接支座筒，挡板与支座筒的内壁贴合并在支座筒内腔滑动连接；本发明避免从电解槽出来的高温混合气体因为电解工况的波动而导致送入冷凝空间中时空气压力和流量不稳定，增强冷凝温度的控制稳定性，提升冷凝效率；还使得杂质气体得到充分冷凝后再被带出，提升分离后氢气的纯度。