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A SEPARATOR FOR ALKALINE WATER ELECTROLYSIS

Resumen de: AU2023260588A1

A separator for alkaline electrolysis (1) comprising a porous support (10), a first porous layer (20b) provided on one side of the porous support and a second porous layer (30b) provided on the other side of the porous support, wherein the first and the second porous layer are partially impregnated into the porous support and each have an overlay thickness d1 and d2 respectively, said overlay thickness being defined as the part of each porous layer which is not impregnated into the porous support, characterized in that a) d1 is smaller than the overlay thickness of the second porous layer (d2), and b) d1 is at least 20 µm.

MICROBIAL ELECTROLYSIS CELL SUPPRESSING METHANE GENERATION AND METHOD FOR PRODUCING HYDROGEN USING THE SAME

Resumen de: EP4512930A1

Disclosed are a microbial electrolysis cell suppressing methane generation and a method of producing hydrogen using the same, and more particularly microbial electrolysis cell technology, which prevents the growth of methanogens inside a reactor during operation of a microbial electrolysis cell by aerating a substrate for use in a microbial electrolysis cell with acetylene gas before supply of the substrate, thereby suppressing consumption of the hydrogen and substrate by methanogens, ultimately increasing the hydrogen yield and lifespan of the microbial electrolysis cell.

Process, reactor, and system for cracking ammonia

Resumen de: GB2633044A

A process for cracking ammonia (NH3) to produce hydrogen (H2), comprising feeding an ammonia gas input stream 4 to an ammonia cracking reactor 2 to crack the ammonia gas 4 to generate a hydrogen containing gas stream 8, wherein the cracking reactor 2 comprises one or more reaction tubes 6 containing ammonia cracking catalyst and one or more burners 12 for combusting a mixture of an oxidant-containing gas 18 and a fuel 10 in a fuel combustion zone 14 surrounding the one or more reaction tubes 6 to provide heat energy to support the cracking of ammonia, wherein the oxidant-containing gas 18 is pre-heated to at least 300°C prior to being fed to the one or more burners 12. Further defined are an ammonia cracking reactor for implementing the process, and a system comprising the reactor and a purification unit, wherein the purification unit is configured to generate a purified hydrogen stream and a waste gas stream which is directed to the combustion zone of the ammonia cracking reactor to at least partially fuel the reactor. The oxidant-containing gas may be air, oxygen-enriched air or oxygen, and may be pre-heated by a heat-exchanger within a flue duct of the reactor.

一种催化剂扩散电极及其制备方法和应用

Resumen de: 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。

A water electrolysis system using a waste heat of a hydrogen produced from a electrolysis stack

Resumen de: KR20250028733A

본 발명의 수소의 폐열을 활용하는 수전해 스택 폐열 시스템의 수전해 스택은, 정화장치로부터 정화된 정화수가 공급되어 산소(O2)와 수소(H2)로 분리하고, 수전해 스택에서 분리 생산된 산소와 수분은 응축기를 거쳐서 응축수는 정화수로 공급되고, 산소는 배출구를 통하여 외부로 배출되고, 수전해 스택에서 분리 생산된 수소는 수소에 포함된 산소와 산소제거기에서 촉매반응으로 산소와 수소가 결합되어 수분(물)이 생성하고, 생성된 수분은 수소와 함께 드라이어에 공급되고, 수분은 드라이어에 구비된 흡착재에 흡착되고, 드라이어의 흡착재에 흡착된 수분은 가열 건조되어 제거되고, 순수 수소만 수소 저장탱크에 저장되며, 수소 공급 파이프라인이 산소제거기와 드라이어가 설치된 위치에 배치되는 것을 특징으로 하는 수소의 폐열을 활용하는 수전해 스택 폐열 시스템에 관한 것이다.

一种Ag2S/Mn0.5Cd0.5S复合催化剂及其制备方法和应用

Resumen de: 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。

一种低压比的电解水制氢能量优化热泵系统及方法

Resumen de: 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。

析氧反应催化剂及其制备方法和应用

Resumen de: 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。

运转支援装置、运转支援方法和运转支援程序

Resumen de: 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.

一种Ag/MnO2碱性析氧催化剂及其制备方法和应用

Resumen de: 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。

一种1T相硫化钼的制备方法及其应用

Resumen de: 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。

一种利用低温热源发生蒸汽的高温电解制氢方法及装置

Resumen de: CN119553296A

本发明公开了一种利用低温热源发生蒸汽的高温电解制氢方法及装置。所述方法包括：ⅰ)通过热泵系统将100℃以下的低温热源携带的低品位热能转化为热泵工质携带的100℃以上的热能；ⅱ)以所述高品位热能作为主要供热来源，将液态水加热气化成为水蒸汽；ⅲ)电解所述水蒸汽制取氢气。该方法解决了因高温电解制氢系统内部余热不足，无法独立产生蒸汽的问题。既能产生高温电解制氢需要的蒸汽，又能高效利用地热、工业余热等低品位热能，为地热、工业余热等低品位能源向氢能等高品位能源的高效转化和利用提供了一种新的解决思路。拓宽了高温电解制氢技术的应用场景，促进了高温电解制氢技术的发展，具有广阔的应用空间和节能增效的优势。

一种基于流动工程化三维电极的碱性水电解槽

Resumen de: 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。

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

Resumen de: 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。

一种Bi2MoO6/VC/C-C复合光电催化剂及其制备方法和应用

Resumen de: 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。

海水原位制氢方法

Resumen de: 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。

一种空间电荷分离型氮化碳晶体的制备方法及其应用

Resumen de: 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。

Electrical power generation systems and methods regarding same

Resumen de: 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

アンモニア分解による水素製造システムおよび水素製造方法

Resumen de: 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

使用氧化的纳米金刚石作为光催化剂生产氢气的方法

Resumen de: WO2024013459A1

The present invention relates to a method for producing dihydrogen by photodissociation of water, comprising at least a step of bringing an aqueous solution in contact with oxidized nanodiamonds under solar, natural or artificial illumination (or light).

水素ガス及び酸素ガスを水から生成するためのデバイス、及びデバイスを含む同じ目的を実現するためのシステム

Resumen de: 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.

電解セル

Resumen de: 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).

複数の電解槽スタックを動作させる方法

Resumen de: 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.

一种用于电解水制氢的氢气纯化装置

Resumen de: CN119524581A

本发明涉及一种用于电解水制氢的氢气纯化装置，旨在提供一种高效率、高纯度的氢气纯化解决方案。该装置包括氢气原气池、原气过滤池、提纯模块和氢气收集罐，其中提纯模块采用钯合金膜扩散技术，结合光谱检测模块实时监测钯合金膜的中毒情况和氢气浓度。通过傅里叶变换红外光谱(FTIR)分析和深度学习模型FTIR‑DeepNet，实现对氢气纯化过程的智能控制。该方法通过预处理、提纯、光谱数据采集与分析、数据处理与控制以及氢气收集等步骤，有效去除杂质，提高氢气纯度至99.99％以上，满足高端应用需求。本发明具有操作简便、环境友好、经济效益显著等优点，对推动氢能源的商业化应用具有重要意义。

一种制氢电解槽用的电极的制备方法

Nº publicación: CN119530842A 28/02/2025

Solicitante:

苏州莒纳新材料科技有限公司

Resumen de: CN118792678A

The invention belongs to the technical field of nano materials, and particularly discloses an electrode catalyst and a preparation method thereof.The electrode catalyst comprises a nano-particle cluster comprising at least three metal elements; and a dispersion layer formed between the nanoparticles of the nanoparticle cluster. The preparation method comprises the following steps: preparing a precursor mixed solution; and adding a reducing agent into the precursor mixed solution, stirring, reacting and drying to obtain the electrode catalyst. The active sites of the nano-particle cluster disclosed by the invention are highly exposed, and the nano-particle cluster has high conductivity.