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671
results.
Updated on
27/04/2025 [06:58:00]
Results 575 to 600 of 671
Absstract of: CN119551725A
本发明公开了一种1T相硫化钼的制备方法及其应用，所述方法包括以下步骤：在外加磁场作用下，以四水合钼酸铵、硫脲分别为钼源和硫源，六水合硝酸钴为引发剂，通过一步水热法在反应过程中生成1T相硫化钼。所述的1T相硫化钼用于制备析氧和析氢双功能电极。本发明利用磁场和Co原子，将水热合成产物从2H相硫化钼转变为1T相硫化钼，制备了具有高导电性和优异催化性能的HER和OER双功能催化剂。本发明方法简单经济，效果显著，解决了1T相硫化钼催化剂制备困难的问题，在电化学催化领域具有极大的应用价值。
Absstract of: CN119551634A
本发明公开了一种空间电荷分离型氮化碳纳米晶体的制备方法及其应用。利用聚合物氮化碳脱氨聚合的特点，设计了在半封闭条件下加速氮化碳脱氨聚合的合成工艺，制备得到了高结晶性的具有空间电荷分离的氮化碳纳米晶体，可促进光生载流子的分离与迁移，提高光生载流子的利用效率。该氮化碳纳米晶体可作为催化剂用于光催化分解水制氢的应用中。本发明氮化碳纳米晶体制备的步骤简单，反应条件温和，可重复性高，易合成，具有一定的工业化应用前景。
Absstract of: AU2023306752A1
Provided is an operation support device comprising: a calculation unit that calculates the production amount of products per hour, which satisfies the target production amount of products to be produced over a predetermined period of time by a plurality of electrolyzers, on the basis of predetermined hourly electricity costs or power consumption in the course of the operation of the plurality electrolyzers operating in parallel; and an identification section that identifies an operating electrolyzer among the plurality of electrolyzers on the basis of the production amount calculated by the calculation unit. The calculation unit may calculate a production amount that satisfies a target production amount of products over a period of time and minimizes electricity cost or power consumption over a period of time.
Absstract of: CN119553306A
本公开提供了一种析氧反应催化剂及其制备方法和应用，属于催化剂技术领域和电化学技术领域。该制备方法包括：将铱盐、钌盐、钨盐、碱金属硝酸盐和碳氮材料的混合物进行空气煅烧，得到析氧反应催化剂。
Absstract of: CN119554799A
本发明属于电解水制氢技术领域，涉及一种低压比的电解水制氢能量优化热泵系统及方法。包括氢氧气液分离单元、热泵压缩机和膨胀机，氢氧气液分离单元通过氢气冷却器连接氢气干燥器；氢氧气液分离单元通过循环冷却水管路连接热泵吸热器，氢气冷却器通过制冷剂管路连接制冷机，所述氢气干燥器分别通过热水管路和蒸汽管路连接蒸汽发生器；所述热泵压缩机的出口通过热热泵工质管路依次连接蒸汽发生器和膨胀机的入口，所述膨胀机的出口通过冷热泵工质管路依次连接制冷机、热泵吸热器和热泵压缩机的入口；所述热热泵工质管路和冷热泵工质管路均连接回热器。本发明有利于降低热泵压缩机的压比，有利于丰富热泵工质的选择范围，提高系统的能源利用率。
Absstract of: CN119549165A
本发明属于压电光催化领域，具体涉及一种Ag2S/Mn0.5Cd0.5S复合催化剂及其制备方法和应用。通过水热合成法制备Mn0.5Cd0.5S纳米颗粒和Ag2S，最后采用浸渍法使二者复合形成异质结，制备Ag2S/Mn0.5Cd0.5S复合催化剂。该催化剂在太阳光照射和超声波振动协同作用下用于压电光催化产H2和CO2还原。本发明催化剂合成方法简单，绿色无污染，操作性强。所制备的催化剂具有丰富的活性位点和优异的催化效果。
Absstract of: CN119549172A
本发明公开了一种Bi2MoO6/VC/C‑C复合光电催化剂及其制备方法，制备方法包括：分别制备Bi2MoO6前驱体和VC粉体，将Bi2MoO6前驱体和VC粉体分散在去离子水中加入聚乙烯醇得到前驱体溶液，将前驱体溶液置于坩埚中于140～180℃保温5～15min后，将清洗后的C‑C基底放入溶液中浸渍1～10min，取出C‑C基底，干燥后即可得到所需的Bi2MoO6/VC/C‑C光电催化剂；本发明所制备的Bi2MoO6/VC/C‑C复合光电催化剂其析氧效率得到了有效提升，且整个制备工艺流程简单、条件易控，生产成本较低，易于产业化生产，所制备的产物纯度较高，结晶性好。
Absstract of: CN119553293A
本发明涉及电化学领域，尤其是水电解技术领域，具体涉及一种基于流动工程化三维电极的碱性水电解槽，其在保持低成本的同时有效提升电解效率，其包括电极和隔膜，其特征在于，所述电极为Ni基泡沫电极并直接与所述隔膜接触，所述电极的两端设置有上游电解液入口和下游电解液出口，所述下游电解液出口同时为氧气或氢气出口。
Absstract of: CN119553313A
本发明属于电解水制氢技术领域，具体涉及一种催化剂扩散电极及其制备方法和应用，催化剂扩散电极包括扩散材料，所述扩散材料表面依次沉积有碳化物预镀层，所述碳化物预镀层表面沉积有贵金属或其氧化物催化剂。相比于传统催化剂涂膜电极，本发明将催化剂通过碳化物负载于扩散材料表面，结合强度更高，贵金属元素的浸出率降低，达到相同催化效果时，所需的贵金属元素负载量显著降低，降低了质子交换膜电解水电极材料的制造成本。
Absstract of: CN119551715A
一种由钛金属粉末制备的纳米级Ti3O、制备方法及其在制备酸性析氧电催化剂中的应用，属于金属粉末加工技术领域。本发明以纳米钛金属粉末为原料，在适当的气氛、反应温度和反应时间条件下将其可控地、选择性地氧化成纳米级Ti3O，制备的纳米级Ti3O具有良好的导电性和高的比表面积。本发明具有工艺简单、设备和操作要求低、产品纯度高、一致性高和易于批量制备的特点，所制备的纳米级Ti3O能够作为多种贵金属的载体，从而制备得到贵金属核壳结构的酸性析氧电催化剂M@Ti3O，M＝Pt、Ir、Rh或Ru，所制备的电催化剂具有优异的酸性析氧反应活性和稳定性，在质子交换膜水电解槽中具有较大的应用潜力。
Absstract of: CN119553314A
本发明属于电解制氢技术领域，具体涉及一种海水原位制氢方法。所述方法包括相变传质槽，相变传质槽包括海水区（1）、相变传质层（2）和电解质区（3）；海水由海水槽出料，依次经预过滤器、一级换热器、二级换热器，进入海水区（1）进行相变传质；电解质由电解质混合槽进入电解质区（3）；相变传质在相变传质层（2）处进行，相变传质层（2）为IPN膜；电解质区（3）出料至电解槽进行电解制氢。本发明中利用聚乙烯醇和聚酰亚胺制备IPN膜，通过一系列改性措施例如氟化等，确保IPN膜兼具高疏水性和良好的水蒸气透过性，以提高电解制氢的效率；另外IPN膜制备操作简便，良品率高。
Absstract of: CN119553311A
本发明公开了一种Ag/MnO2碱性析氧催化剂及其制备方法和应用，属于催化剂技术领域。催化剂的制备方法包括：(1)将锰盐、银盐、阴离子表面活性剂共溶于溶剂中，经过水热反应制得Ag/MnO2前驱体；(2)对Ag/MnO2前驱体进行煅烧，制得Ag/MnO2碱性析氧催化剂。本发明催化剂采用非贵金属材料制成，原料来源丰富且成本低廉，可以降低催化剂的生产成本；另外，催化剂的制备方法操作简单，易于大规模生产。本发明催化剂中Ag纳米颗粒锚定在MnO2表面有助于提高复合催化剂的比表面积，有助于拓展电化学反应区域，其在碱性电解液中具有良好的OER催化活性和稳定性。
Absstract of: AU2025200640A1
ELECTRICAL POWER GENERATION SYSTEMS AND METHODS REGARDING SAME A solid or liquid fuel to plasma to electricity power source that provides at least; one of electrical and thermal power comprising (i) at least one reaction cell for the catalysis of atomic hydrogen to form hydrinos, (ii) a chemical feel mixture comprising at least two components chosen from: a source of H20 catalyst or H2 0 catalyst; a source of atomic hydrogen or atomic hydrogen; reactants to form the source of H20 catalyst or H20 catalyst and a source of atomic hydrogen or atomic hydrogen; one or more reactants to initiate the catalysis of atomic hydrogen; and a material to cause the feel to be highly conductive, (iii) a fuel injection system such as a railgun shot injector, (iv) at least one set of electrodes that confine the fuel and an electrical power source that provides repetitive short bursts of flow-voltage, high-current electrical energy to initiate rapid kinetics of the hydrino reaction and an energy gain due to forming hydrinos to form a brilliant-light emitting plasma, (v) a product recovery system such as at least one of an augmented plasma railgun recovery system and a gravity recovery system (vi) a fuel pelletizer or shot maker comprising as me Her. a source or hydrogen and a source of H20, a dripper and a water bath to form fuel pellets or shot, and an agitator to teed shot into the injector, and (vii) a power converter capable of converting the high-power light output of the cell into electric
Absstract of: CN119530871A
本发明公开了一种钴钇双金属氧/氮化物电催化材料及其制备方法和在电解水产氢产氧中的应用。制备方法包括：步骤一、使用介质阻挡放电等离子体亲水改性处理碳纤维布；步骤二、将步骤一处理后的碳纤维布加入到含硝酸钴(II)、硝酸钇(III)、氟化铵和尿素的混合液中，并一起置于高压反应釜中进行水热反应，得到Y2O3/YN‑Co3O4钴钇双金属氧/氮化物电催化材料。Y2O3/YN‑Co3O4钴钇双金属氧/氮化物电催化材料中Y2O3/YN‑Co3O4钴钇双金属氧/氮化物具有多面体微纳米颗粒结构。本发明的钴钇双金属氧/氮化物催化剂具有卓越的电化学稳定性和较低的生产成本，显著提升了电极材料的长期使用性能和稳定性。
Absstract of: CN119530836A
本发明属于冷凝液回收技术领域，具体涉及一种可进行冷凝液无损回收的水电解制氢系统及工艺。一种可进行冷凝液无损回收的水电解制氢系统，通过设置氧侧冷凝液集液器和氢侧冷凝液集液罐，并通过所增加的氢侧和氧侧冷凝液回收工艺，与制氢系统工艺相关联，所回收冷凝液最终经碱液工艺管道流回电解槽参与电解反应，氢气冷却器冷凝管和氧气冷却器冷凝管将所形成的冷凝液引入各自所连接的气液分离器，通过碱液工艺管道流回至电解槽参与电解反应，从而分别获得除水氧气和除水氢气，从而有效地回收冷凝液并实现了碱液的循环利用，减少了水资源的浪费，有助于进一步降低生产成本并提升系统整体的环保性。
Absstract of: CN119530829A
本发明提供一种用于电解水制氢的高性能全固态电解池及其制备方法，制备方法主要主要包括电极粉体的制备：采用液相合成法制备(La0.6Sr0.4)0.95Co0.2Fe0.8O3‑δ(LSCF)粉体，采用共沉淀法制备MxCe1‑xNyO2粉体，用于电极和隔离层；采用共流延工艺制备半电池；采用丝网印刷技术制备隔离层、氧电极，通入高含量水蒸气实现电解水制氢。本发明制得的高性能全固态电解池具有高效的电解水制氢催化活性和法拉第效率，可在650‑850℃中高温下运行，能有效降低电能消耗，提高能量转化效率。
Absstract of: KR20250028012A
본 발명은 나노버블 생성 마찰키트 및 나노버블의 인공 폭발을 위한 플라즈마 충격장치를 이용하여 수소가스 생산성을 현저히 향상토록 하는 나노버블의 인공 폭발을 이용하는 수소가스 생성시스템에 관한 것이다. 이를 실현하는 본 발명은 기액 혼합 유체로 이루어지는 작동유체를 강제 유동시키는 펌프, 상기 펌프와 직간접 연결되고 상기 작동유체에 마찰을 가하여 수중에 포함된 기포를 나노버블화하는 나노버블 생성 마찰키트, 상기 작동유체가 상기 나노버블 생성 마찰키트를 경유하며 생성된 나노버블을 인공적으로 폭발시키기 위한 플라즈마 충격장치 및 상기 플라즈마 충격장치로부터 토출되며 수소가스 외 기체를 포함하는 작동유체가 유입되어 기체가 분리 배출되는 유체탱크;를 포함하고, 상기 나노버블 생성 마찰키트는 내부에 유체의 마찰면을 조밀하게 구비하고 임의의 길이를 갖는 하나 이상의 마찰 유로부재를 포함하여되고, 상기 플라즈마 충격장치는 유로에 선단부가 노출되는 고전압 방전극 및 상기 방전극에 대응하는 대향전극을 포함하여 됨을 특징으로 한다.
Absstract of: US2025018339A1
Disclosed are a method and an apparatus for carbon capture coupled hydrogen production. The method includes: capturing low-concentration CO2 by a solution of an alkali metal hydroxide to obtain a low-concentration CO2 absorption solution; capturing high-concentration CO2 by a first portion of the low-concentration CO2 absorption solution to obtain a high-concentration CO2 absorption solution; and performing electrolysis by a second portion of the low-concentration CO2 absorption solution as a catholyte solution, using the high-concentration CO2 absorption solution as an anolyte, and using a non-ionic diaphragm as a diaphragm. According to the method, capture of CO2 in a wide concentration range can be realized; electrolysis is performed by a non-ionic diaphragm, to implement regeneration of an absorption solution coupled hydrogen production; capture costs of CO2 in a wide concentration range can be reduced; additional products of H2 and O2 can be obtained; and hydrogen production costs can be reduced.
Absstract of: US2025059027A1
The invention discloses a system for producing hydrogen by ammonia decomposition reaction and a hydrogen production method. The system comprises an ammonia storage device, a heat exchange device, an ammonia decomposition reaction device, a first compression device and a first adsorption device, and the ammonia storage device is in communication with a gas inlet of the ammonia decomposition reaction device through a cold liquid channel on the heat exchange device; and a gas outlet of the ammonia decomposition reaction device is in communication with the first adsorption device through a gas channel on the heat exchange device by means of the first compression device communicating with the first adsorption device; the first adsorption device comprises a plurality of adsorption columns arranged in parallel, the first compression device is in communication with inlets of a plurality of the adsorption columns at the same time, a control valve is arranged between the adsorption inlet of each adsorption column and the first compression device, and the adsorption outlets of a plurality of adsorption columns communicate with each other, a control valve is provided between adsorption outlets of two adjacent adsorption columns, and the adsorption inlet of each adsorption column is in communication with the ammonia decomposition reaction device. The system realizes cyclic utilization of tail gas after desorption of the adsorption column, and reduces the damage of ammonia gas and nitrogen
Absstract of: JP2025028289A
【課題】より容易に組み立てることのできる電解液体生成装置を得る。【解決手段】電解液体生成装置１は、互いに隣り合う電極８４，８５間に導電性膜８６が介在するように積層された積層体８１を有し、液体を電解処理する電解部８０と、電解部８０が内部に配置されるハウジング１０と、を備えている。また、ハウジング１０は、電解部８０が挿通可能な開口部３３２ａを有し電解部８０が収容されるケース２０と、ケース２０の開口部３３２ａを覆う蓋６０と、を備えている。そして、ケース２０には、積層体８１の積層方向に延在し、電解部８０の収容をガイドするガイド部３５３が設けられている。【選択図】図１２
Absstract of: MX2024010250A
The invention relates to a device for generating hydrogen gas and oxygen gas from water, comprising: a case, which forms a hydrolysis chamber designed to contain an amount of water; electrode means that act as a cathode and as an anode; and gas-separating means, disposed in the hydrolysis chamber between the cathode and the anode, which comprise a permeable membrane segment suitable for preventing the generated hydrogen gas and oxygen gas from passing through the permeable membrane segment and mixing together, the hydrolysis chamber being divided into a first portion that contains the cathode and a second portion that contains the anode, wherein the first and second chamber portions are in fluid communication with respective pipes for hydrogen gas and for oxygen gas. The invention also relates to a system for the same purpose, comprising at least one device as described above.
Absstract of: CN118786247A
The invention relates to an electrolytic cell for chlor-alkali electrolysis or alkaline water electrolysis, comprising two cell elements (2, 3), each cell element (2, 3) defining an electrode chamber (4, 5) by providing a rear wall (6) and a side wall (7) of the electrode chamber (4, 5); the invention relates to an electrolytic cell (1) comprising two cell elements (2, 3), a plurality of electrode chambers (4, 5), electrodes (8, 9) housed in each electrode chamber (4, 5), and a sheet-like separator (10) extending in the height direction (H) and width direction of the electrolytic cell (1), the separator (10) being mounted at a junction (11) between the two cell elements (2, 3) and providing a partition wall (17) between the electrode chambers (4, 5); wherein at least one of the electrodes (8, 9) is made of a metal mesh (16) supported by a plurality of webs (12) connected to the rear wall (6) of the respective electrode chamber (4, 5), the webs (12) extending in the height direction (H) of the electrolytic cell (1); a plurality of ribs (13) extending in the width direction (W) of the electrolytic cell (1), the plurality of ribs being carried by the web (12), the electrodes (8, 9) being arranged on the plurality of ribs (13).
Absstract of: US2024402112A1
A method for operating a plurality of electrolyzer-stacks includes determining a concentration of impurities, which is originated by a second reaction gas electrochemically produced at a second electrode type of each of the electrolyzer-stacks, within a first gas stream; generating a trigger signal if the concentration of the impurities of the second reaction gas within the merged first reaction gas exceeds a specific second reaction gas level; identifying at least one electrolyzer-stack out of the plurality of electrolyzer-stacks, which is low performing in respect to excessively feeding second reaction gas impurities into the first gas stream, by measuring a current density of at least one electrolyzer-stack of the plurality of electrolyzer-stacks, if the trigger signal is generated.
Absstract of: CN119530880A
本发明属于制氢系统运行优化技术领域，提供计及效率寿命的多堆电解制氢系统运行优化方法及系统，所述方法包括：对多电解堆电解制氢系统的输入功率按照功率大小，由小到大进行分段划分，分为启动功率、最优功率、额定功率和过载功率四段；在各分段内，基于电池健康状态SOH，在设定时间间隔内按照实时健康状态对电解堆进行重新排序；对排序后的电解堆按照启动功率、最优功率、额定功率和过载功率的顺序，依次在段内根据多电解堆电解制氢系统的输入功率计算得到电解堆的运行功率，根据电解堆的运行功率对电解堆进行功率分配。本发明提高了能源利用率，还降低了运行成本，对电解制氢系统的经济性具有重要影响。
Nº publicación: CN119530835A 28/02/2025
Applicant:
清华大学鄂尔多斯市碳中和研究应用有限公司
Absstract of: CN119530835A
本申请是关于一种碱性电解水制氢系统及其控制方法。碱性电解水制氢系统包括：气液分离组件；碱性电解槽，碱性电解槽的出口与气液分离组件的入口连通；热碱液槽，热碱液槽与气液分离组件的第一出口连通；第一循环泵，第一循环泵连通于气液分离组件和热碱液槽之间；第一三通阀，第一三通阀连接至热碱液槽的出口、冷碱液槽的出口和碱性电解槽的第一入口；第二循环泵，第二循环泵连通于第一三通阀和碱性电解槽之间；控制器，控制器用于控制第一三通阀切换至第一工作状态或者第二工作状态，第一三通阀处于第一工作状态时，热碱液槽的出口与碱性电解槽的第一入口导通，第一三通阀处于第二工作状态时，冷碱液槽的出口与碱性电解槽的第一入口导通。
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