Resumen de: CN119898831A
本申请公开了一种低结晶度金红石相钌锰氧化物催化剂及其制备方法和应用,属于电催化技术领域。所述的低结晶度金红石相钌锰氧化物催化剂为纳米颗粒结构,其结构为低结晶度金红石相结构,其制备方法如下:将制备的或者市售的四氧化三锰粉末与钌前驱体溶液混合,通过搅拌或超声使二者充分发生反应;再经过过滤洗涤干燥处理,得到前驱体粉末;对所述的前驱体粉末进行煅烧处理,然后冷却至室温后得到所述低结晶度金红石相钌锰氧化物催化剂。本申请提供的方法操作简单,条件温和,生产成本低,所述的低结晶度金红石相钌锰氧化物催化剂在电催化水氧化方面具有突出的活性和稳定性,在质子交换膜电解水制氢领域具有良好的应用前景。
Resumen de: CN119900047A
本发明属于电解水催化技术领域,具体涉及一种卤素修饰的双金属磷化物及其制备方法和应用。卤素修饰的双金属磷化物,包括镍基底和镍基底上生长的卤素修饰的双金属磷化物,掺杂有卤素,所述的卤素为氯或溴,含有金属钴和镍的磷化物,存在金属钴和锰以及磷与氧的成键。制备方法:将镍基底材料预处理后作为基底,使用钴源物质、锰源物质,在NH4X,X为Cl或Br,和(NH2)2CO的存在下进行水热反应于基底上沉积形成卤素修饰的钴锰前驱物;使用NaH2PO2经高温磷化法制备得到卤素修饰的双金属磷化物。本发明提供的卤素修饰的双金属磷化物具有优异的HER和OER催化活性。
Resumen de: CN119900053A
本发明公开了用于电解水制氢装置的控制系统和方法,所述系统用于稳定SOEC背压的背压稳定单元、数据采集单元、预测单元和控制单元;背压稳定单元与SOEC电堆阴极出口连接,包括设于阴极换热及冷却单元上游的背压传感器、设于阴极换热及冷却单元下游的第一调压阀和变频调速引风机;数据采集单元用于获取用于电解水制氢装置的控制系统的多种运行参数的运行数据;预测单元用于以预设运行数据的当前值为输入,根据预测模型生成包括预设时间段后背压预测值的预测结果;控制单元用于根据预测结果生成调压阀和\或变频调速引风机的调节指令。本发明可以进行预防性的先馈控制,有效的避免了SOEC电堆阴极背压的超标波动,进而也就有效的提高了SOEC背压的稳定性。
Resumen de: CN119897111A
本发明涉及氨分解催化剂制备领域,公开了负载型镍基催化剂及其制备方法和应用以及氨分解制氢的方法。一种负载型镍基催化剂,所述催化剂含有钛酸钡载体以及负载于钛酸钡载体的镍元素;以催化剂的总重量为基准,以氧化镍计,镍的含量为2‑15重量%;其中,所述催化剂的平均粒径为1‑10微米。该催化剂具有较高的活性,应用于氨分解制氢中,在低温下以及较大的空速下具有较高的氨分解转化率。
Resumen de: AU2023359368A1
Electrolyser (1) for production of hydrogen gas and comprising a stack of bipolar electrodes (9) sandwiching ion-transporting membranes (2) between each two of the bipolar electrodes (9). Each bipolar electrode comprises two metal plates (9A, 9B) welded together back-to-back forming a coolant compartment in between and having a respective anode surface and an opposite cathode surface, each of which is abutting one of the membranes. The plates (9A, 9B) are embossed with a major vertical channel (10A, 10B) and minor channels (11A, 11B) in a herringbone pattern for transport of oxygen and hydrogen gases. The embossed herringbone pattern is provided on both sides of the metal plates (9A, 9B) so as to also provide coolant channels (11B) in a herringbone pattern inside the coolant compartment.
Resumen de: CN119900043A
本发明涉及电解水制氢技术领域,具体涉及一种基于云母‑金属氧化物复合纳米材料及其制备方法与应用。复合纳米材料以云母粉末为载体,负载有氧化镍纳米颗粒。将云母粉末作为氧化镍纳米颗粒的载体,不仅可以解决氧化镍纳米颗粒因团聚而降低催化效果的问题,同时因其具有良好的耐磨性,可以提升复合纳米材料整体的催化寿命。
Resumen de: CN119900042A
本发明公开了一种大电流高稳定析氢铂基催化剂及其制备方法和电解水制氢方法。本发明析氢铂基催化剂的制备方法,包括如下步骤:S1、将二甲基咪唑、硫源、锌源和钴源在水中进行沉淀反应,得到钴锌双金属有机骨架材料;S2、将钴锌双金属有机骨架材料在惰性气体保护下进行热解,以在碳化的同时使锌蒸发留下空位,得到钴纳米颗粒负载的氮硫共掺杂碳载体;S3、将钴纳米颗粒负载的氮硫共掺杂碳载体与铂盐在还原剂的作用下进行化学还原反应,以在载体上负载铂纳米颗粒,得到析氢铂基催化剂。本发明中硫元素可提高基底材料比表面积及铂、钴元素分散性,从而实现活性位点的大大提高;催化剂具有优异的析氢活性和稳定性,可有效提高贵金属铂的利用率。
Resumen de: CN119898859A
本发明涉及一种电解组件及富氢水杯,该电解组件包括第一密封主体,第一密封主体上开设有第一腔体,第一腔体的内壁上设置有定位槽;电解主体卡接在定位槽中,电解主体包括自上至下依次设置的负极片、质子交换膜和正极片,负极片和正极片上均至少设置有一个第一通孔,第一通孔和第一腔体相连通。本发明还公开了一种富氢水杯。本发明具有良好的密封性,可以有效提升电解组件的电解效率,提高使用效果。
Resumen de: CN119897143A
本发明属于光催化剂技术领域,具体公开了一种掺磷氮化碳复合CdS@CdIn2S4复合光催化剂及其制备方法和应用,将尿素通过热聚合法重结晶制备超薄氮化碳,再将P元素掺入氮化碳(PCN)中去调节氮化碳的能带结构,再将PCN与CdS@CdIn2S4(CSCIS)复合,形成PCN/CdS@CdIn2S4三元异质材料(PCNCSCIS),二维纳米片状的CdS@CdIn2S4与超薄PCN复合后,形成了大量的纳米级接触界面,构建了丰富的异质结构。这种结构不仅增强了光的散射和折射几率,显著提升了光利用率,还通过形成双Z型异质结机制,有效促进了光生载流子的分离与传输,从而提高了光催化性能,产氢效率高达7614μmol·g‑1·h‑1。
Resumen de: CN119898169A
本发明涉及电解雾化技术领域,公开了一种氢氧分离且雾化效果较好的车载式氢雾设备,其包括用于承载水体的杯体(100)、固定组件(300)、电解组件(301)、雾化组件及盖体(200),其中,第一通道(300b)与第一开口(200a)连通,氢气经第一通道(300b)及第一开口(200a)输出,第二通道(300c)与第二开口(200b)连通,气雾经第二通道(300c)及第二开口(200b)输出。
Resumen de: WO2025087088A1
Disclosed in the present application are a catalyst, and a preparation method therefor and the use thereof. By using a chromium-manganese co-doped ruthenium-based catalyst, in cooperation with a coordination dispersion effect of a chelating agent structure, the catalyst provided in the present application effectively inhibits sintering agglomeration of chromium, manganese and ruthenium components, and the prepared catalyst has better uniformity. Chromium and manganese regulate and control a d electron center of a ruthenium active site at the same time and serve as a high-corrosion resistance protective layer, such that when an OER reaction is carried out under a strong-acidity electrolyte system, the catalyst can effectively maintain high-activity characteristics thereof, long-cycle stable operation is achieved, and the use cycle can reach 2000 hours. The catalyst serving as a high-performance acidic oxygen evolution reaction electrocatalyst can be used for stably and efficiently carrying out an oxygen evolution reaction (OER) in an acidic electrolyte environment, and can be used as an anode material for water electrolysis hydrogen production in a proton conduction polymer electrolysis hydrogen production electrolytic tank, thereby solving the problems of few types, low performance and a short service life of existing acidic oxygen evolution catalysts.
Resumen de: CN119897123A
本发明属于光催化材料技术领域,具体涉及一种Cu掺杂MnMoO4光催化剂及其制备方法和应用。制备方法是将五水硫酸铜研磨入MnMoO4的前驱体中,通过改变铜源的摩尔比得到不同摩尔比例的MnMoO4‑x%Cu复合材料,其可以应用于光催化分解水析氢领域。相较于现有的光催化剂,本发明Cu掺杂MnMoO4作为催化剂可控性良好,有利于进一步提升载流子的分离效率,应用于光催化分解水有较高的产氢量和较好的稳定性。本发明绿色环保、方法简单,操作方便,材料制备成本低廉,符合目前所倡导的绿色环保理念,具有广阔的应用市场前景。
Resumen de: CN119902434A
本发明公开一种兼顾新能源消纳的多类型电制氢优化控制方法,涉及控制策略技术领域。本发明根据不同电解技术的动态响应速度差异,将其分别匹配不同波动特征的新能源发电负荷,从而实现差别化利用,提高了工作效率,优化协同运行。对多类型电制氢系统的容量配置进行了优化,以增强制氢装置的运行灵活性,使其与新能源发电的波动特性相适应。改善新能源发电与电解制氢过程之间的动态耦合效果,为高效可再生能源制氢技术的发展提供新的思路和实践依据,助力实现更为可持续的能源利用模式。
Resumen de: CN119897105A
本发明涉及氨分解催化剂制备领域,公开了一种含铁催化剂及其制备方法和应用以及氨分解制氢的方法。一种含铁催化剂,所述催化剂包含钛酸镁载体以及负载于钛酸镁载体上的铁元素;其中,以催化剂的总重量为基准,以铁元素计,铁的含量为5‑20重量%。该催化剂具有较高的活性,应用于氨分解制氢中,在低温下以及较高的反应空速下具有更高的氨分解转化率。
Resumen de: US2024072339A1
A method and a system for integrating renewable power with a natural gas hydrogen production plant are provided. An exemplary method include generating electricity and a reformed hydrogen stream in a solid oxide fuel cell (SOFC) stack, and providing the electricity to an electrolyzer to generate an electrolysis hydrogen stream. A second stream of electricity is generated in a renewable energy facility, when available, and providing the second stream of electricity to the electrolyzer to increase the generation of the electrolysis hydrogen stream.
Resumen de: KR20250057686A
본 발명에 따른 촉매의 제조 방법은, 금속 전구체, 및 전자화물을 준비하는 단계, 상기 금속 전구체에 상기 전자화물을 제공하고 습식환원 방법으로 음전하로 대전된 금속 입자를 제조하는 단계, 및 상기 금속 입자를 카본 입자와 혼합하여, 음전하로 대전된 상기 금속 입자, 및 상기 카본 입자를 포함하는 상기 촉매를 제조하는 단계를 포함하고, 상기 금속 입자는, 상기 금속 전구체의 금속의 고유의 일함수보다 낮은 일함수를 갖는 것을 포함할 수 있다.
Resumen de: AU2023343656A1
Electrolysis cell for chlor-alkali or alkaline water electrolysis comprising two cell elements (2, 3) each defining an electrode chamber (4, 5) by providing a back wall (6) and sidewalls (7) of the electrode chambers (4, 5), an electrode (8, 9) accommodated in each of the electrode chambers (4, 5), a sheet-like separator (10) extending in a height direction (H) and a width direction of the electrolysis cell (1), the separator (10) being interposed in a joint (11) be- tween the two cell elements (2, 3) and providing a separating wall (12) between the electrode chambers (4, 5), and a plurality of support members (13) supporting at least one (8) of the electrodes (8, 9) on the respective back wall (6), wherein the support members (13) each comprise two support portions standing upright on the back wall (6) and extending in the height direction (H) of the electrolysis cell (1), and two foot portions attached to the respec- tive support portion in an angled manner for a planar contact with the back wall (6), wherein the support portions of the support members (13) are connected to each other by an arched portion (18) being arched outwardly towards the supported electrode (8) and providing a re- silient bearing surface (19) for the supported electrode (8), wherein the bearing surface (19) is enlarged upon inwards-directed deflections of the arched portion (18).
Resumen de: KR20250057219A
본 발명은 해상에서 전기와 수소 등을 선박에 공급하는 부유식 발전 및 충전 설비에 관한 것이다. 또한, 본 발명은 해상에서 태양광 및 풍력 에너지를 포함하는 신재생 에너지를 이용하여 전기를 생산하는 발전부를 포함하는 부유식 발전 및 충전 설비로서, 발전부에 의해 충전되는 이차전지들을 구비하는 충전부와, 전기를 필요로 하는 선박의 접안 시 전력 공급 라인을 연결하여 선박의 이차전지를 충전하거나 선박의 방전된 이차전지를 상기 충전부의 충전된 이차전지로 교체하여 전기를 공급하는 전기 공급부를 구비하므로, 전기를 사용하여 운항하는 선박이 육지에 정박할 필요없이 목적지까지 운항하는 경로 상에서 전기 공급이 가능하도록 운항 경로를 최적화하고 선박의 운항 시간을 단축시킬 수 있다.
Resumen de: WO2024048586A1
A membrane electrode assembly 6 for a water electrolysis tank comprises: a polyelectrolyte membrane 1 including a first primary surface 1A and a second primary surface 1B; a first electrode catalyst layer 2 provided to the first primary surface 1A of the polyelectrolyte membrane 1; a second electrode catalyst layer 3 provided to the second primary surface 1B of the polyelectrolyte membrane 1; an outer peripheral film 4 that has an annular shape and is disposed so as to surround the outer peripheral surface of the polyelectrolyte membrane 1; and a first adhesive film 5A including a base material layer 51 and an adhesive layer 52. The first primary surface 1A of the polyelectrolyte membrane 1 includes a first annular non-covered section 1AN not covered by the first electrode catalyst layer 2 along the outer periphery of the first primary surface, and the adhesive layer 52 of the first adhesive film 5A is adhered to the first annular non-covered section 1AN of the polyelectrolyte membrane 1 and is adhered to a primary surface 4A of the outer peripheral film 4 on the same side as the first primary surface 1A of the polyelectrolyte membrane 1.
Resumen de: CN119906161A
本申请提供一种制氢电源系统及其控制方法,包括:交流变压装置,配置为将交流电网输入的第一交流电压进行变压后分配输出第二交流电压;调压支路,配置为将第二交流电压转换调整得到第二直流电压;恒压支路,配置为将第二交流电压转换得到第一直流电压;投切装置,配置为将调压支路的输出端与恒压支路的输出端串联形成总输出电压输出给电解槽;储能装置,配置为接入总输出电压并与电解槽并联;其中,投切装置还配置为根据电解槽的工作电压调整接入的调压支路和/或恒压支路的数量。通过上述方案,本申请的制氢电源系统能根据电解槽的负载情况,投入相应数量的恒压支路和调压支路,提高了制氢电源的运行效率。
Resumen de: KR20250056777A
본 발명은 수전해용 촉매 및 이의 제조방법에 관한 것으로서, 산소발생반응(Oxygen Evolution Reaction, OER)의 활성이 증대된 수전해용 촉매 및 이의 제조방법에 관한 것이다.
Resumen de: FR3154331A1
L’invention concerne un catalyseur comprenant un complexe de nickel(II) comprenant un ligand bis(thiosemicabazone) dérivé du 2,2’-thénil, ledit complexe de nickel(II) répondant à la formule générale Chem 6 suivante : Chem 6dans laquelle,R1 et R2 représentent chacun indépendamment un groupe phényle ayant optionnellement un ou plusieurs substituants R3 identiques ou différents, R3 est sélectionné parmi un halogène, un groupe hydroxy, groupe alkyle en C1-C4, un groupe alkoxy en C1-C4, un groupe thioalkyl en C1-C4, un groupe dialkylamino en C1-C4, un groupe cyano, un groupe CF3 et un groupe O-CF3.
Resumen de: CN119876977A
本发明属于绿色氢能源生产技术领域,具体涉及无泡界面优化电解槽系统。电解槽包括:槽体,槽体上设置有氢气通道、氧气通道、进液孔和出液孔,氢气通道和氧气通道位于槽体的上部,槽体内设置有隔膜,隔膜两侧和槽体之间分别设置有阳极室和阴极室,阳极室与氧气通道连通,阴极室与氢气通道连通;阳极室和阴极室内分别设置有阳极板和阴极板;隔膜与电极贴合,隔膜的中部覆盖电极且隔膜的外周超出电极外周;隔膜超出电极外周的部分伸入进液通道且其上设置有微孔,微孔的孔径为1~5μm。本发明电解槽突破了传统碱性电解槽的性能界限,跃升至93%以上的高效区间,有效缓解了传统电解过程中存在的效率限制,降低了氢气生产的成本负担。
Resumen de: CN119879304A
本发明公开了一种集成供暖降温加湿制氧制氢的多功能装置,涉及环保设备的技术领域。包括降温单元、包括横向管道和竖向管道、所述横向管道和竖向管道设置有多组、设置于所述竖向管道上端的移动盖板、以及设置于所述竖向管道内的加装组件;电解水单元,包括反应室、所述反应室通过连接管与横向管道连接、设置于所述反应室内的检测组件。该装置在夏季使用时,不需要通过电热水器加热水,直接使用常温的水流经暖气片,暖气片上每个可移动盖板处于打开状态,套筒每个网状隔板与网状隔板之间可以放置冰块或者干冰,水流经过时产生反应,起到室内降温作用,通过电解水的工作原理达到加湿和制氧制氢的效果。
Nº publicación: CN119877029A 25/04/2025
Solicitante:
三峡大学
Resumen de: CN119877029A
本发明提供一种低载量RuPdPt三元贵金属电催化剂的制备方法,将泡沫镍放入盐酸溶液中蚀刻后再放入含氯化铁、氯化铜和氯化钠的混合溶液中浸泡3‑12小时后得到NixFeyCuzOOH基底;将钌盐、铂盐、钯盐混合后研磨,加水调配成混合溶液后加入丁二酮肟二钠盐八水合物的醇溶液,超声分散后形成贵金属混合溶液;将NixFeyCuzOOH基底浸泡于贵金属混合溶液中,搅拌并加热条件下浸渍1‑6小时,得到的产物经水洗、干燥后得到RuPdPt‑NixFeyCuzOOH复合催化剂。本发明中贵金属Ru、Pd、Pt与基底NixFeyCuzOOH纳米片通过M1‑M2‑O键进行结合,有效地锚定了贵金属Ru、Pd、Pt单原子‑团簇位点,极大地提升了催化剂在大电流密度的稳定性。