Resumen de: CN121321057A
本发明属于电极材料制备技术领域,具体公开了一种钌/氧化钨/有序孔材料的制备方法及海水电解应用,包括以下步骤:S1、椰子木预处理;S2、椰子木碳化处理,得到碳化椰子木;S3、将碳化椰子木作为基底,氯化钨作为原料,采用一步溶剂热法生长氧化钨纳米片,得到氧化钨负载的碳化椰子木;S4、将氧化钨负载的碳化椰子木浸泡在钌盐溶液中,烘干,在氩氢气氛下进行高温还原处理,得到钌纳米颗粒修饰缺氧氧化钨负载的碳化椰子木电催化剂。本发明采用上述一种钌/氧化钨/有序孔材料的制备方法及海水电解应用,提升电催化剂的活性与稳定性,对促进电解海水催化剂的商业化进程具有重要意义。
Resumen de: KR20240175881A
Provided is the complex energy base hydrogen production system utilizing the solar energy and sunlight complex energy and produces the hydrogen. The complex energy-based hydrogen generation system comprises: a complex energy block collecting solar energy to generate hot water or electricity; a hydrogen generation block generating hydrogen by using the generated hot water; and an electricity supply block storing or supplying the generated electricity.
Resumen de: KR20240175881A
Provided is the complex energy base hydrogen production system utilizing the solar energy and sunlight complex energy and produces the hydrogen. The complex energy-based hydrogen generation system comprises: a complex energy block collecting solar energy to generate hot water or electricity; a hydrogen generation block generating hydrogen by using the generated hot water; and an electricity supply block storing or supplying the generated electricity.
Resumen de: CN121057846A
The present invention relates to a novel material comprising an organic binder consisting of a thermoplastic polymer selected from the group consisting of polyethylene, polypropylene, polystyrene, acrylonitrile butadiene styrene, polyvinyl halide or polyvinylidene halide or mixtures thereof, a hydrophilic inorganic filler and a porous agent. The material can be used in the manufacture of films that, after treatment, will provide a film suitable for use as a membrane for alkaline electrolyzers capable of producing hydrogen.
Resumen de: KR20240175881A
Provided is the complex energy base hydrogen production system utilizing the solar energy and sunlight complex energy and produces the hydrogen. The complex energy-based hydrogen generation system comprises: a complex energy block collecting solar energy to generate hot water or electricity; a hydrogen generation block generating hydrogen by using the generated hot water; and an electricity supply block storing or supplying the generated electricity.
Resumen de: KR20240175881A
Provided is the complex energy base hydrogen production system utilizing the solar energy and sunlight complex energy and produces the hydrogen. The complex energy-based hydrogen generation system comprises: a complex energy block collecting solar energy to generate hot water or electricity; a hydrogen generation block generating hydrogen by using the generated hot water; and an electricity supply block storing or supplying the generated electricity.
Resumen de: WO2026010322A1
According to one aspect of the present invention, a water electrolysis system comprising a plurality of modularized water electrolysis stacks is provided, the system comprising: a plurality of water electrolysis stacks; and a stack management unit which determines a stack to be operated from among the plurality of water electrolysis stacks, with reference to load power corresponding to the plurality of water electrolysis stacks and the maximum operating power of each of the plurality of water electrolysis stacks, wherein an operating priority for the plurality of water electrolysis stacks is determined on the basis of a monitoring result of the operating voltage of each of the plurality of water electrolysis stacks.
Resumen de: AU2024285985A1
A method of producing a hydrogen stream and an oxygen stream and passing the hydrogen stream and the oxygen stream to a reverse water-gas shift reactor is described, the method comprising: providing a water stream to an electrolysis system configured to form: a hydrogen stream at a first pressure, and an oxygen stream at a second pressure; passing the hydrogen stream, a carbon dioxide stream, and the oxygen stream to the reverse water-gas shift reactor, wherein the first pressure is lower than the second pressure.
Resumen de: CN121288856A
本发明公开一种氮化碳基复合材料及其制备方法和应用。所述氮化碳基复合材料包括非金属掺杂的氮化碳载体和贵金属,所述贵金属以元素掺杂形式存在于所述载体和/或以氧化物形式负载于所述载体;所述贵金属为Pt、Pd、Au及Ru中的一种或多种,所述非金属为P、S、I中的一种或多种。本发明的氮化碳复合材料,利用贵金属改性氮化碳,增加其表面活性位点数目,调节活性中心的电子及化学结构,同时促进光生电荷产生及迁移。同时本发明的氮化碳复合材料,表面被非金属元素修饰,有效促进反应物H2O分子的吸附和活化。本发明催化剂制备工艺简单,重复性好,易于进行规模放大生产。
Resumen de: AU2024224224A1
In a gas pressure balance method in an electrolyser system a predefined pressure difference between pressures in an oxygen gas separation tank and a hydrogen gas separation tank is maintained by controlled release of gases through an oxygen back pressure valve and a hydrogen back pressure valve. in a first step, for each of the oxygen back pressure valves and the hydrogen back pressure valves, a predefined, calibrated pilot gas pressure is generated and in a second step, the predefined, calibrated pilot gas pressures are forwarded to the respective back pressure valves and in a third step, hydrogen and oxygen gasses are released whenever the gas pressures in the hydrogen and oxygen separation tanks exceeds the predefined, calibrated pilot pressure in the respective pilot gas streams.
Resumen de: KR20260004704A
본 발명의 일실시예는 암모니아 분해 반응을 통해 공급된 암모니아로부터 수소 혼합물을 생산하는 수소생산 반응부와, 흡착 방식을 이용하여, 수소 혼합물로부터 수소를 정제하는 수소 정제부와, 상기 수소 정제부로부터 정제된 수소를 저장하는 생산 수소 저장소와, 외부 수소 저장소로부터 공급되는 수소의 배압을 조절하여 상기 수소 정제부 또는 상기 생산 수소 저장소로 공급하는 배압 조정기를 포함하는 암모니아 분해를 기반으로 수소를 생산하는 생산 시스템을 제공한다.
Resumen de: CN121295234A
本发明公开了一种具有纳米级高曲率尖端的铂基析氢催化剂的制备方法,该铂基析氢催化剂以镍网为基底,先将镍网置于乙二醇中,于水浴条件下进行金属盐沉积,再经过氯铂酸溶液处理,最后经清洗、干燥步骤制得;本发明制备方法简单,过程易于控制,制备得到的催化剂为带有尖端的立体多分级树枝状结构,树枝状结构上的大量纳米级尖端会有效地富集反应物活性水分子,并对产物具有排斥作用,大幅度提升电化学动力学性能。该催化剂具有优异的电解水析氢性能和良好的稳定性,在6M氢氧化钾中,达到稳定的500mA·cm‑2电流密度只需要94mV的过电位。
Resumen de: CN121288750A
本发明涉及一种制氢反应釜。筒状的釜体两端分别密封固定左、右端盖,左端盖上固定大齿轮,大齿轮带动釜体转动,与大齿轮啮合的,小齿轮固定在减速机输出轴上,减速机固定在左支撑板上,左支撑板下端与底座固定;与大齿轮同轴线的左支撑板上固定中央回转接头,中央回转接头为转动的釜体提供水蒸汽,并将产生的氢气接出,以及为釜体提供氮气和压力保障。它适用于铁基催化,反应速度快,能耗低,无污染。
Resumen de: CN121295239A
本发明公开了一种Mo‑SACs/Mo‑NiO单原子结构电催化剂的制备方法及其应用,所述制备方法如下:以泡沫钛作为工作电极,将其置于水溶性钼酸盐、镍盐、硼酸预定比例的混合电化学沉积液中,通过电沉积方法制备出锚定在金属镍的高度分散的Mo单原子催化剂,再通过固相烧结法,制得Mo‑SACs/Mo‑NiO单原子结构电催化剂。本发明中通过在NiO晶体结构上引入Mo单原子位点,优化Hads吸附能的强度,促进水的解离过程,显著提高了碱性HER催化性能,并解决现有技术存在制备过程工艺复杂、成本高、效率低的问题。
Resumen de: CN121295226A
本发明公开了一种高活性铱基中熵氧化物催化剂及其制备方法与应用,属于中熵氧化物催化剂技术领域,解决了现有技术中质子交换膜电解槽中阳极催化剂无法兼具低成本和高稳定性的问题。该催化剂的化学式为IrRuTiMnOx;其中,钛元素为催化剂稳定组分,锰元素为催化剂活性组分。本发明加入了钛元素提高其稳定性,通过特定的金属元素铱、钌、钛、锰多金属的协同作用,在低贵金属含量下使得催化剂具有良好的析氧性能,仅需188mV的超低过电位就能达到10mA/cm2的电流密度,将其应用在PEM电解槽中能稳定运行1500h,成功实现了“降本增效”的催化剂设计目的。
Resumen de: CN121295230A
本发明涉及一种MXene负载铱的催化剂及其制备方法与应用,属于电解水制氢技术领域。本发明的制备方法包括以下步骤:S1、氧化性气氛下,对MXene材料进行预处理,得到预处理MXene材料;S2、将铱盐和预处理MXene材料加热分散于水中,得到前驱体悬浊液;S3、对前驱体悬浊液进行水热反应,经离心洗涤、真空干燥得到MXene负载铱的催化剂。该催化剂应用于OER时,展现出优异的催化性能和电化学稳定性;应用于PEM电解水阳极时,表现出良好的水分解效率。
Resumen de: CN121295246A
本发明涉及隔膜制备技术领域,具体涉及一种基于非两性氢氧化物的碱性电解水隔膜的制备方法。本发明通过选用Fe(OH)3、Ni(OH)2、Mg(OH)2、Al(OH)3作为无机填料制备复合碱性电解水隔膜,且无机填料、PSF、PVP的质量比为4:3:2。相比于传统技术,本发明降低了隔膜中有机填料的含量,有利于提高隔膜的化学稳定性,具有操作简便、成本低、产量大等优势,且隔膜具有低面电阻和高气密性的特点。
Resumen de: CN121295219A
本发明涉及一种具有裂纹结构的电解水电极及其制备方法和应用,所述电解水电极包括电极基板,以及设置在所述电极基板一侧的催化层;所述催化层具有裂纹结构。本发明通过在电解水电极的催化层上形成裂纹结构,以降低气泡粘附力,使得在电解水过程中产生的气体快速脱离催化层表面,增强气体脱离能力,降低反应过电位,并减少活性位点覆盖,从而提升催化效率。
Resumen de: CN121295220A
本发明公开了一种镍基三元复合碱性电解水制氢电极及其制备方法和应用,该制备方法包括以下步骤:S1,将镍粉、铝粉和非贵金属单质粉采用物理破碎法制备成合金粉末;S2,通过大气等离子喷涂在基底上喷涂所述合金粉末,形成合金涂层;S3,将所述合金涂层采用酸性溶液进行侵蚀造孔处理,随后清洗、干燥,最后再经硫化处理,即得所述镍基三元复合碱性电解水制氢电极。本发明镍基三元复合碱性电解水制氢电极的制备方法工艺简单,制备成本低廉,且能够制备得到高活性、低析氢过电位且长期稳定的析氢电极。
Resumen de: CN121295208A
本发明公开了一种电解水制氢辅助装置,涉及电解水制氢技术领域,其技术要点为:包括底座架、进水预处理单元、电解单元、气液分离与气体监测模块以及智能运行调控单元。进水预处理单元通过多级过滤装置对水源进行深度净化,产出符合电解要求的去离子水;电解单元将净化水电解为氢气、氧气及水蒸气的气液混合物;气液分离与气体监测模块采用立式分离结构与二级分离系统,结合氢侧氧传感器与氧侧氢传感器,实现气液高效分离与气体纯度实时监测;智能运行调控单元基于监测数据动态调节电解参数与气体管路状态,实现自动化闭环控制。本发明具有水质净化彻底、气体纯度高、运行安全可靠、控制智能化等优点。
Resumen de: CN121295247A
本发明公开了一种基于波动性新能源的电解水制氢的耦合方法及系统。基于质子交换膜电解槽集群构建第一电解制氢中心,基于碱性电解槽集群构建第二电解制氢中心。基于新能源的时序数据预测获得能源波动范围;基于能源波动约束以及目标函数,确定第一电解制氢中心的能量波动配比γ1和第二电解制氢中心的能量波动配比γ2。基于能量波动配比γ1,得到第一波动能量;所述第一电解制氢中心基于第一波动能量,动态启停质子交换膜电解槽。基于能量波动配比γ2,得到第二波动能量;所述第二电解制氢中心基于第二波动能量,动态调整碱性电解槽的碱液浓度和温度。本发明实现了科学的调控,不在简单的只对质子交换膜电解槽进行随意启停控制,实现了最大化利用可再生能源和最大化生产氢气的双目标,提高了制氢效率,提高了能源转换效率。
Resumen de: CN121288671A
本发明公开了一种电流激活焦耳热低温催化氨分解装置及其应用,包括电驱动焦耳热低温氨分解装置,其特征在于:包括反应器、电极杆组件、反应压力控制组件和氨分解催化剂。所述电驱动焦耳热低温氨分解装置可直接利用电焦耳热加热催化剂床层耦合电激活效应,无需外加热装置并显著提高催化剂低温氨分解活性;内加热、电极杆组件布置、径向电压施加形式与稀土氮化物催化剂相结合可克服现有装置对催化剂床层高径比、施加电压的高要求,减小催化剂装填难度与装置复杂度,显著提升可放大性与安全性;所述反应器与反应压力控制组件能够将反应压力提升至3MPa,匹配后续氢氮分离所需压力;提高氨分解制氢过程整体能效水平,缩小装置体积,具有良好应用价值。
Resumen de: CN121295243A
本发明提供了一种异质结构包裹多孔纳米片阵列的电催化剂、制备方法及应用。涉及无机纳米材料技术领域。多孔纳米片阵列为多孔纳米片垂直排列的阵列结构,异质结构包裹于所述多孔纳米片阵列的表面和孔隙内,形成具有介孔、大孔结构的交织三维立体结构;异质结构为Ni2P‑N5P4,所述多孔纳米片阵列为Ni(OH)2。Ni2P‑N5P4包裹在垂直排列的多孔纳米片阵列中,形成三维交织网络,单位体积内的活性位点数量增加,可提升OER反应速率,形成连续的电子传输网络,且三维交织结构增强了催化剂与泡沫镍基底的结合力。包裹层与纳米片骨架紧密接触,电子可沿Ni2P‑N5P4层快速传导,避免因界面电阻导致的活性衰减。
Resumen de: CN121295225A
本发明公开了一种自支撑金属电极‑零价镍催化材料、其制备方法及应用。所述制备方法包括:使金属镍盐、沉淀剂、模板剂与水混合均匀,形成前驱体溶液;使经过预处理的金属电极浸润于所述前驱体溶液中进行反应,再于惰性气氛中进行退火处理,从而在金属电极表面原位生长零价镍材料,制得自支撑金属电极‑零价镍催化材料。本发明所制备的自支撑金属电极‑零价镍催化材料中零价镍能被自支撑金属电极所稳定,不易团聚、氧化,同时可以通过与电极表面的氧化层发生界面相互作用,实现催化活性的调控。该催化材料可以在酸性条件下表现出高析氢活性和稳定性,用于PEM电解水制氢反应中具有高的活性和长时期的稳定性。
Nº publicación: CN121311631A 09/01/2026
Solicitante:
环球油品有限责任公司
Resumen de: AU2024312898A1
Composite proton exchange membranes are described. The composite protonexchange membranes comprise three layers including a proton exchange membrane layer, a continuous nonporous organic-inorganic composite coating layer, and a continuous nonporous cross-linked polyelectrolyte multilayer coating. Catalyst coated membranes incorporating the composite proton exchange membranes and methods of making the composite proton exchange membranes are also described.