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1009
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Updated on
25/10/2026 [07:03:00]
Results 425 to 450 of 1009
Absstract of: CN122791413A
本发明属于电催化技术领域，公开了一种NiCo2S4纳米针阵列催化剂。所述NiCo2S4纳米针阵列通过以下方法制备：对导电基底进行清洗和表面活化预处理；在预处理后的导电基底表面原位生长Ni‑Co前驱体纳米针阵列；将所述Ni‑Co前驱体纳米针阵列进行硫化转化，得到NiCo2S4纳米针阵列。本发明利用纳米针尖端的小曲率半径所产生的尖端效应，增强了局域电场分布和反应界面电荷积累，有利于促进反应物吸附、键活化和电子转移过程，从而提升电催化反应动力学。本发明的制备方法简单、结构可控，可通过调节前驱体生长条件和硫化条件实现纳米针长度、密度及尖端形貌的调控，具有较好的可重复性和放大制备潜力。
Absstract of: WO2025159903A1
A system for separating a fluid in the operation of an electrochemical system includes: a cathode separator configured to separate a fluid into a first stream having hydrogen gas and a second stream having water and dissolved hydrogen; and a makeup water tank. The makeup water tank is configured to: receive the second stream from the cathode separator; operate at a pressure that is greater than atmospheric pressure and less than an operating pressure of the cathode separator; and separate at least a portion of the dissolved hydrogen from the water via a reduction in pressure from the cathode separator to the makeup water tank to provide a purified water stream and hydrogen gas. The hydrogen gas from the makeup water tank is configured to be transferred out of the makeup water tank and the purified water stream is configured to be transferred out the makeup water tank.
Absstract of: WO2025220485A1
The present disclosure provides an electrolytic cell stack capable of increasing the amount of product generated by electrolysis while suppressing a temperature rise of the cell stack. An electrolytic cell stack (101) according to the present disclosure comprises: a hydrogen generation unit (10) provided with an electrolytic cell (105) having a hydrogen electrode, an oxygen electrode, and a solid electrolyte membrane; a raw material gas supply port (11); a hydrogen gas discharge port (12); a raw material gas supply-side heat exchange unit (13); and a hydrogen gas discharge-side heat exchange unit (14). The raw material gas supply-side heat exchange unit and the hydrogen gas discharge-side heat exchange unit are each composed of a heat transfer unit and a header unit. The heat transfer unit area of the hydrogen gas discharge-side heat exchange unit is larger than the heat transfer unit area of the raw material gas supply-side heat exchange unit.
Absstract of: WO2025192602A1
A cell unit (2) comprises: a base material (10) that defines a first surface (11) and a second surface (12) facing each other; a hole (13) that penetrates from the first surface (11) to the second surface (12); a film (21) that is disposed in the hole (13) and partitions the hole (13) into a first space (15) on the first surface (11) side and a second space (16) on the second surface (12) side; a first flow path (40) that is formed on the base material (10) and serves for introducing a first fluid into the first space (15); a second flow path (42) that is formed on the base material (10) and serves for taking out a second fluid from the second space (16); a first gasket (50) disposed on the first surface (11) and surrounding the first space (15) and the first flow path (40); and a second gasket (51) disposed on the first surface (11) and surrounding the second flow path (42) on the outside of the first gasket (50).
Absstract of: WO2025183169A1
A laminate according to the present invention comprises a porous metallic body on an electrolyte membrane. Fine metal particles are included at least in pores and/or in the electrolyte membrane-side surface of the porous metallic body. The average pore size of the porous metallic body is preferably 0.5-100 μm. The average particle size of the fine metal particles is preferably 5-200 nm. The thickness of the porous metallic body is preferably 1-500 μm. In addition, a fine metal particle layer is preferably provided between the electrolyte membrane and the porous metallic body. The porous metallic body is preferably a metal foam or a metal fiber mat.
Absstract of: WO2025181164A1
The invention relates to an electrochemical cell unit comprising the following, in the following order across its thickness: a hydrogen electrode (200) comprising a support electrode layer (203) and a functional electrode layer (204) stacked one on top of the other; a solid electrolyte (300) comprising a thin layer (302) having a first surface (305) and a second surface (306); and an oxygen electrode (400), characterised in that the solid electrolyte (300) comprises a frame (303) which extends from the first face (305) of the thin layer (302) and forms a cavity (304) in which the hydrogen electrode (200) is at least partially arranged. The invention relates to the optimisation of a solid oxide cell, including solid oxide fuel cells and solid oxide electrolyser cells.
Absstract of: CA3298899A1
Cogeneration plant comprising a thermal, namely nuclear, power plant, with a system to convert thermal energy into electrical energy (ECS), and a high-temperature electrolysis system for the coproduction of hydrogen and electricity with modulation of the electric power generation. The invention basically consists of an indirect optimal thermal coupling between a thermal power plant (100) and a hydrogen production unit (200) by high-temperature electrolysis through the intermediary of a tapping withdrawal carried out in a fluidic arm of the thermodynamic conversion cycle of the plant to implement, on the one hand, a thermal storage reservoir (219) to provide the heat necessary to preheat the steam headed for the HTE unit cathodes and, on the other hand, a pneumatic and thermal storage reservoir (220) to provide hot air under pressure to the anodes. Figure for abstract: Fig. 3.
Absstract of: KR20260139027A
본 발명은 전기분해반응 공정에서 AI가 학습할 수 있도록 실험 및 시뮬레이션 데이터를 구축하고, 촉매반응성을 극대화할 수 있는 최적의 전력 패턴을 자동 생성할 수 있는 AI 기반 하이브리드 수소 생산 최적화 시스템 및 방법에 관한 것이다. 본 발명은 수전해 반응공정에서의 수소 산화 반응 및 산소 환원 반응을 수행하는 전해조; 상기 전해조의 촉매 전극에 인가되는 고전위 미세전류와 펄스전압의 조합 패턴을 도출하기 위한 학습 데이터 유형 및 항목으로서, 고전위 미세전류 데이터, 펄스전압 데이터, 촉매 반응 데이터, 수소생산량 데이터 및 센서 데이터를 수집하여 고전위 미세전류값과 펄스 전압값을 산출하는 AI 분석부; 고전위 미세전류와 펄스 전압의 조합패턴을 설정하는 전압ㆍ전류 패턴 제어부; 상기 전압ㆍ전류 패턴 제어부로부터 수신된 제어신호에 따라 트랜스와 승압회로를 구동하여 고전위 미세전류를 발생하고 이를 상기 전해조에 인가하는 고전위 미세전류 발생부; 전압 전류 패턴 제어부로부터 수신된 제어신호에 따라 입력된 신호를 기반으로 펄스의 폭, 주기를 조정하여 펄스전압 제어신호를 발생는 펄스 전압 발생부; 및 상기 전압ㆍ전류 패턴 제어부에서 설정된 고전위 미세전류와 펄스 전압의 조합 패�
Absstract of: KR20260138861A
본 출원의 실시예에 따라, 수소 생산 시스템이 제공된다. 상기 수소 생산 시스템은 천연가스의 감압 과정에서 발생하는 폐압 에너지를 전력으로 변환하는 감압발전기; 상기 감압발전기와 연결되고, 상기 감압발전기에서 생산된 전력을 통해 물을 전기 분해하여 수소를 생산하는 수전해 시스템; 및 상기 감압발전기와 상기 수전해 시스템 사이에 구비되어, 상기 수전해 시스템이 사용하지 않은 잉여 전력 중 적어도 일부를 저장하는 전력 저장 시스템;을 포함할 수 있다.
Absstract of: KR20260138717A
본 개시는 마찰 전지 기반 수소 생성 장치에 관한 것이다. 본 개시에 따른 마찰 전지 기반 수소 생성 장치는, 해수면에 일부 잠긴 상태로 떠있도록 구성된 부표 모듈, 상기 부표 모듈 내부에 구비되며, 해수면이 일렁이는 것에 근거하여 전기에너지를 생성하는 마찰 전지 모듈 및 상기 마찰 전지 모듈에서 생성된 전기에너지를 이용하여 해수를 전기분해하여 수소 및 산소 중 적어도 하나를 수집하는 전기 분해 모듈을 포함한다.
Absstract of: KR20260138808A
0001a 본 발명의 일 실시예에 따르는 유기 광전기화학셀은, 유기분자 층을 산화전극에 포함하고, 상기 유기분자 층은 다음의 화학식 1을 포함한다. 화학식 1 , Imageattributes={}; value=ImageFormatCategoryattributes={}; value=JPEG, ImageFileNameattributes={}; value=pat00020.jpg, HeightMeasureattributes={measureUnitCode=Px}; value=62, WidthMeasureattributes={measureUnitCode=Px}; value=44, (X, Subattributes={}; value=1, 내지 X, Subattributes={}; value=4, 는 각각 C, N 및 P 중 어느 하나이고, Y, Subattributes={}; value=1, 내지 Y, Subattributes={}; value=4, 는 각각 H, F, Cl, Br, I, CN, CF, Subattributes={}; value=3, , OH, NO, Subattributes={}; value=2, , CH, Subattributes={}; value=3, 및 OCH, Subattributes={}; value=3, 중 어느 하나이며, Z는 PO, Subattributes={}; value=3, H, SH, COOH 및 Si(OCH, Subattributes={}; value=3, ), Subattributes={}; value=3, 중 어느 하나이고, n 은 2 내지 5의 자연수)
Absstract of: AU2024406508A1
A separator for alkaline water electrolysis comprising: - a porous support (100) and on at least one side of the support, in order: - an optional porous layer including a Polymer A (200), and - a non-porous layer including a Polymer B (300), characterized in that the separator is obtainable by coating on the porous support (100) or the optional porous layer (200) a Polymer B solution having a viscosity of at least 400 mPa.s, measured at 20°C and a shear rate of 100 s-1, and wherein the separator has a Bubble Point, measured according to ASTM F316, of at least 5 bar.
Absstract of: CN122773373A
本发明公开了一种电解制氢系统及动态运行方法，涉及电解制氢技术领域。该系统包括电解槽单元、工艺管道单元、气液分离单元和检测控制单元，各单元结构适配系统动态运行过程。本发明通过搭建一维气液两相动态预测模型预测系统运行状态，以系统能耗、安全风险和控制变量变化量为优化目标，结合模型预测控制算法滚动优化求解控制量并实时调节系统运行。本发明适配波动功率输入场景，兼顾系统运行能效与安全性，解决了波动功率下电解制氢系统能效低、安全风险难管控的问题。
Absstract of: EP4620904A1
0001 The invention relates to an apparatus (2) for producing hydrogen, from a feedstock stream (3) comprising ammonia, traces of water and oil contaminants, said apparatus (2) comprising: - a vaporizer (4) comprising a vaporization chamber (6) configured to receive the feedstock stream (3) and produce a vaporized purified ammonia stream (7), said vaporization chamber (6) comprising a blowdown outlet (8) configured to discharge a blowdown stream (10) comprising the traces of water and oil contaminants from said vaporization chamber (6); - an ammonia cracking reactor (12) for performing an endothermic reaction of said vaporized purified ammonia stream (7), thereby producing said hydrogen; and - a fired equipment (14); wherein said blowdown outlet (8) is connected to the fired equipment (14) for providing the blowdown stream (10) as an ammonia fuel stream to the fired equipment (14).
Absstract of: WO2025155652A1
An electrochemical device includes a membrane electrode assembly, a gas diffusion layer positioned on one side of the membrane electrode assembly, and a porous transport layer positioned on an opposite side of the membrane electrode assembly. A thermoplastic film is impregnated within outer peripheral edges of the gas diffusion layer and the porous transport layer to form an electrochemical assembly with a sealed outer edge. A method of forming a an electrochemical device is also disclosed.
Absstract of: CN122773394A
碱性直接电解海水催化剂及其合成方法。本发明公开了一种可用于碱性电解海水催化剂的制备方法，属于电解海水制氢技术领域。该方法包括一下步骤：将镍基集流体表面油及氧化层处理后，将其放入硝酸铁、硝酸镍、钼酸钠、尿素和氟化铵混合溶液中进行水热，取出后用去离子水反复清洗得到阳极端电极，阳极端电极和次磷酸钠一起放入氮气管式炉中高温放置2h，最后将集流体取出，用去离子水反复清洗后得到阴极端电极。所制备的阳极表面均匀覆盖着镍铁水滑石纳米片阵列，阴极电极表面均匀覆盖磷化镍铁。该催化剂在海水中具有优异的碱性电催化分解水活性，同时具有较好的稳定性。
Absstract of: CN122773390A
0001 本发明涉及电催化技术领域，特别涉及一种高熵层状双氢氧化物电极及其制备方法和应用，所述制备方法包括以下步骤，采用三电极体系，将三电极体系置于电镀前体溶液中，电化学沉积，制得高熵层状双氢氧化物电极；在所述三电极体系中，以预处理的泡沫镍作为工作电极；所述电镀前体溶液为金属盐溶液，在所述金属盐溶液中，金属包括镍、铁、钴、钼、钛。本发明采取电化学沉积制得非晶/结晶共存的高熵层状双氢氧化物电极，引入Mo抗氯蚀、Ti稳结构，触发晶格氧氧化机制提升OER活性；兼具高电导率、高OER活性、强抗氯腐蚀能力和超长效稳定性。
Absstract of: CN122773389A
本发明公开了一种氮掺杂双功能电催化剂、制备方法及应用。首先通过水热法制备钴铁层状双氢氧化物（Co‑Fe LDH）前驱体，再通过水热法在其表面原位生长MIL‑88A金属有机框架，获得复合前驱体，随后在氨气气氛下高温煅烧实现氮掺杂并形成目标催化剂。该方法通过MOF复合与氨气退火协同调控催化剂电子结构，构建富缺陷氮掺杂碳层与高分散钴铁合金纳米颗粒的协同结构，显著提升电催化性能。所得催化剂在碱性电解液中表现出优异的双功能活性：OER在10 mA·cm‑²和100 mA·cm‑²电流密度下过电位分别为180 mV和235 mV，HER分别为66 mV和246 mV。本发明制备工艺简单、成本低廉，在整体水分解电催化领域具有良好的应用前景。
Absstract of: CN122773418A
本发明提供了一种可再生电力波动下的电解水制氢调控方法，包括：对电解水制氢的电解槽进行健康度评估，根据健康度评估结果对所述电解槽进行分类；对分类后的电解槽进行运行模式分配和功率基线获取；获取可再生电力的预测功率信息，根据可再生电力的预测功率信息、运行模式分配结果和获取的功率基线，通过优化控制方法对电解槽进行功率分配，得到功率控制指令，根据所述功率控制指令对电解槽进行控制，以实现电解水制氢，实现了功率波动快速跟踪、低载安全高效运行与设备寿命均衡。
Absstract of: CN122773385A
0001 本申请属于电解水制氢技术领域，尤其涉及一种具有复合磷化物催化层的铁基合金析氧电极及制备方法和应用；本申请提供的铁基合金析氧电极在制备过程中，将经过打磨等表面预处理的铁基合金基底，浸没于复合磷化液中进行超声辅助磷化，借助复合磷化液和超声工艺的物理和化学作用协同调控，可在铁基合金析氧电极表面原位形成复合磷化物催化层，显著提升了铁基合金析氧电极的析氧反应活性与长期稳定性，是高性能的铁基合金析氧电极；并通过超声辅助磷化处理过程中的超声时间、锰盐、锌盐以及柠檬酸钠等螯合剂的浓度，进一步改善了铁基合金析氧电极性能；从而解决了现有技术中铁基合金析氧电极的性能较低的技术问题。
Absstract of: CN122773340A
0001 本发明公开了一种铜骨架复合催化材料及其制备方法与应用，属于催化材料技术领域，本发明以泡沫铜为骨架基底，通过化学氧化、烘烧、氢气还原以及电沉积四步原位构筑方法制备了铜骨架复合催化材料，其为铜骨架/三元合金催化材料，本发明通过原位构筑策略制备高性能的铜骨架催化电极，揭示了不同合成条件下铜骨架催化电极的微纳结构与催化性能之间的构效关系；并通过多种原位表征技术与理论计算探索该催化电极的动态重构与反应路径，并在严苛工况条件下考察了该电极的服役行为。本发明为高性能电解水催化剂的设计提供理论依据，对推动绿氢产业的规模化发展具有积极意义。
Absstract of: CN122773406A
0001 本申请一实施例公开了CoMoO<4>/NiFe‑LDH异质结电极，其特征在于，所述电极包括导电基底、CoMoO<4>微米棒阵列和非晶NiFe‑LDH纳米片壳层，所述导电基底支撑所述CoMoO<4>微米棒阵列，所述非晶NiFe‑LDH纳米片壳层包覆所述CoMoO<4>微米棒的表面；所述CoMoO<4>微米棒与所述NiFe‑LDH纳米片之间形成p‑n异质结。本申请具有良好的催化活性。本发明还公开了CoMoO<4>/NiFe‑LDH异质结电极的制备方法与应用。
Absstract of: CN122773383A
0001 本发明属于电解水制氢技术领域，具体涉及一种电解小室及碱性电解槽，包括两个双极板、阴极支撑结构、阴电极、隔膜、阳电极、阳极支撑结构且均为椭圆形，且该椭圆形的长轴方向沿电解小室的高度方向设置；第一柔性支撑结构位于电解小室下部区域，第一硬质支撑结构位于电解小室上部区域；第二硬质支撑结构位于电解小室下部区域，第二柔性支撑构件位于电解小室上部区域。本发明能有效抑制电解小室支撑结构的温度‑压力耦合失效，实现电极与隔膜零间距，提高阴极支撑结构和阳极支撑结构的整体稳定性与承载能力，避免因支撑不均匀导致的接触电阻增大、电流密度不均匀，提高长时间运行下电流分布均匀性，提高电流效率以及碱性电解槽整体运行稳定性。
Absstract of: CN122773401A
0001 本申请提供了一种高催化活性的钛电极材料及其制备方法和应用，属于电化学材料领域。该方法包括：对钛基体进行预处理形成微观粗糙表面；沉积Ni‑Co‑Mo过渡金属合金层；在含磷源气氛中磷化处理，转化为包含Ni<5>P<4>相、NiCoP相及含Mo组分的晶态磷化物异质界面结构；再于含硫气氛中进行表面硫处理，形成外层非晶含硫层及由表及里的硫梯度分布；最后在低于硫处理温度下进行回火稳定化处理。本申请通过构建内层高活性晶态异质界面、外层富缺陷非晶含硫层及硫元素梯度分布，并辅以低温回火稳定化处理，实现了钛电极材料催化活性与结构稳定性的协同提升。
Nº publicación: CN122773414A 18/09/2026
Applicant:
中国矿业大学（北京）
Absstract of: CN122773414A
本发明的实施例提供了一种电解槽停机控制方法和装置，其中，方法包括：根据新能源供电状态数据和运行状态数据确定电解槽的预计停机持续时间；根据预计停机持续时间确定目标停机工况类型；根据目标停机工况类型确定对应的控制参数；根据控制参数生成停机控制指令，以根据停机控制指令控制电解槽执行对应的停机过程；在执行停机过程中，根据状态反馈参数判断停机过程中的各控制阶段是否达到对应的阶段目标，确定判断结果；根据判断结果调整至少一个控制阶段对应的控制参数。通过本发明的方案，能够降低频繁启动工况引发的催化剂老化、膜材料失效风险，延长电解槽服役寿命，提升风光耦合制氢系统的运行经济性。
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