Alerta

METHOD FOR THE PRODUCTION OF DIHYDROGEN USING OXIDIZED NANODIAMONDS AS PHOTOCATALYSTS

Absstract of: CN119546546A

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

POWER-TO-HYDROGEN PLANT, CONTROL UNIT AND CONTROL METHOD THEREOF

Absstract of: WO2024041728A1

A control unit (40) for a Power-to-Hydrogen (PtH) plant (100) is provided. The control unit (40) includes at least one model (41) and is configure to: calculate maximum efficiency point tracking of the PtH plant (100) by solving an objective function having a predetermined hydrogen production rate of the PtH plant or a predetermined amount of energy input to the PtH plant using the at least one model, wherein the control unit receives measured parameters indicative of status of components of the PtH plant as an input to the at least one model; determine one or more set points for a coordinated operation of the components of the PtH plant based on a solution obtained by solving the objective function; and provide the one or more set points to one or more of the components of the PtH plant to operate the PtH at the maximum efficiency point.

固体酸化物電解ユニット

Absstract of: CN119213172A

The invention relates to a solid oxide electrolysis unit for industrial hydrogen, carbon monoxide or synthesis gas production, comprising at least two solid oxide electrolysis cores, an electrical supply for managing electrical power to the solid oxide electrolysis cores, and a conduit connected to the solid oxide electrolysis cores, and each solid oxide electrolysis core comprises a plurality of solid oxide electrolysis stacks of solid oxide electrolysis cells. According to the invention, the solid oxide electrolysis unit comprises a power supply module comprising a transformer and at least one power supply unit, and a pipe module comprising pipe headers and fluid connections to and from the solid oxide electrolysis core, wherein the power supply module and the pipe module are arranged adjacent to each other, and the solid oxide electrolysis core is arranged above the power supply module and/or the pipe module.

水電解槽システム

Absstract of: AU2023272285A1

The invention relates to a water electrolyzer system (1) for producing hydrogen. The water electrolyzer system (1) comprises an electrolysis stack (8) for converting water into hydrogen, power electronics (12) for transforming the alternating current into a direct-current in order to supply the electrolysis stack (8), components (56, 64, 72, 80) for preparing the process media supplied to and discharged from the electrolysis stack (8), and a control unit (18) for controlling the electrolysis stack (8), the power electronics (12), and the components (56, 64, 72, 80) for preparing the media. At least the electrolysis stack (8), the power electronics (12), and the control unit (18) are formed together as an electrolyzer module (36), and the components (56, 64, 72, 80) for preparing the media and for conveying the media are formed together as a process module (52). The modules (36, 52) are equipped with connection possibilities (32, 40, 48, 84), via which the individual modules (36, 52) can be fluidically and electrically connected together.

一种PEM电解槽测试系统及方法

Absstract of: CN120020278A

本申请公开了一种PEM电解槽测试系统及方法，应用于水电解制氢技术领域，PEM电解槽测试系统包括：储水排气单元的出水口与PEM电解槽的去离子水进口连接，储水排气单元的进气口与PEM电解槽的氧气出口连接；水供应测试单元设置于储水排气单元底部；气体含水测试单元的进气口与储水排气单元的排气口连接；氢气产出测试单元的进气口与PEM电解槽的氢气出口连接；测试数据记录单元分别与水供应测试单元、气体含水测试单元和氢气产出测试单元连接。这样可以实现对PEM电解槽的运行时间和工作电流、去离子水供应量、去离子水剩余量、混合气体中的水含量和氢气含量的测量与记录，从而可以实现阳极渗水量和阴极渗氢量的精准测量。

水素を提供するための装置

Absstract of: CN119317735A

The invention relates to a device (1) for supplying hydrogen (H2) by means of an electrolysis unit (2), which enables the service life of the electrolysis unit (2) to be as long as possible even in the event of fluctuations in the energy supply of the electrolysis unit (2), a reciprocating piston compressor (3) is provided for compressing hydrogen (H2) generated by the electrolysis unit (2), the reciprocating piston compressor (3) has at least one automatic suction valve (5), is provided with a lifting gripper (6) for selectively holding the suction valve (5) in an open position, is provided with an electrically actuatable actuator (7) for actuating the lifting gripper (6), and is provided with a control unit (4) for controlling the actuator (7), which control unit (4) is designed to actuate the actuator (7) in such a way that the actuator (7) can be actuated by the lifting gripper (6). In this way, the output pressure (p1) of the hydrogen gas (H2) at the output of the electrolysis unit (2) or the pressure difference (p) between the anode and the cathode of the electrolysis unit (2) can be adjusted to a predetermined setpoint value (p1soll, psoll).

電解槽システム中で使用するための流体部材

Absstract of: TW202403105A

An electrolyzer system comprising an electrochemical cell and an electrolyzer fluidic member utilized to supply a fluid to the electrochemical cell is provided. The electrolyzer fluidic member comprises a polymer composition that includes a polyarylene sulfide.

水素生成及び化学的エネルギー貯蔵

Absstract of: MX2024012569A

Two phased production of hydrogen involving an electrolytic cell containing first and second electrodes and a solution comprising a metal salt. The first and second electrodes are connected to an external electric energy source during a charging phase, which deposits the metal of the metal salt on the first electrode and evolves oxygen on the second electrode. Once the charging phase has been completed the first and second electrodes are disconnected from the external electric energy source with the cell containing the deposited metal kept in a standby condition until hydrogen production is required. During a discharging phase, the first and second electrodes are short circuited, whereby the metal is dissolved from the first electrode and hydrogen is evolved from the second electrode without any appreciable simultaneous withdrawal of electrical energy. The production of hydrogen is thereby increased accordingly. Variations of the above are also provided.

アンモニア分解触媒活性化のための装置及びプロセス

Absstract of: AU2024227784A1

An apparatus and process for the activation of catalyst material utilized in ammonia cracking can include an initial use of hydrogen and heat to perform an initial stage of catalyst activation and a subsequent use of ammonia and heat to perform a subsequent state of catalyst activation. The subsequent use of ammonia can be configured so that different catalytic material at different plant elements are activated in a pre-selected sequence to provide activation of the catalytic material utilized in different plant elements. Some embodiments can be configured to avoid excess temperatures that can be detrimental to equipment that can be positioned upstream of a furnace in some embodiments while also avoiding sintering of the catalytic material.

Catalyst for Decomposing Ammonia and Method for Generating Hydrogen Using the Same

Absstract of: KR20250069163A

본 발명은 암모니아 분해 반응용 촉매 및 이를 이용한 수소 생산방법에 관한 것으로, 보다 상세하게는 기존의 귀금속 촉매에 비해 경제적이고, 저온 영역에서 암모니아 분해 반응 효율이 우수한 암모니아 분해 반응용 촉매 및 이를 이용한 수소 생산방법에 관한 것이다.

氢能量子技术应用与中药多功能一体机

Absstract of: CN120000527A

本发明公开了氢能量子技术应用与中药多功能一体机，机箱上层设有蒸煮结构和粉碎装置，机箱下层设有气泡水发生装置；蒸煮结构包括蒸煮腔体，蒸煮腔体内设有药材隔离罩，第二加水管路连接氢汽包水腔体，第三条加水管路连接氧气泡水腔体，所述的气泡水发生装置包括电解槽，电机槽设有纯净水加水口，电机槽包括阴极和阳极，阴极连接氢气管道，阳极连接氧气管道，氢气管道连通氢汽包水腔体，氧气管道连通氧气泡水腔体，本技术有非常明确的人体抗氧化效果，对许多慢性病的效应也进一步表明氢气抗氧化作用的可靠性和安全性，有神奇的疗效，量子活化康养富氢多功能智能一体设备容易操作更方便基层医院甚至家庭使用。

一种户储氢能源储存转换装置

Absstract of: CN120006315A

本发明涉及户储氢能源储存转换技术领域，具体涉及一种户储氢能源储存转换装置，包括电解槽、设在电解槽中的极框以及连接在极框上且表面具有多个凸球状的阴极电极，阴极电极上设有摩擦组件，摩擦组件用于将阴极电极上产生的氢气气泡与阴极电极采用摩擦/刮擦的方式脱离，本发明通过设置摩擦组件使得连接杆转动带动转轴转动，使得圆弧刷在阴极电极表面的凸球状上进行摩擦以及支架板转动时使得钢丝刷对阴极电极其它位置进行摩擦，两者结合相配合使得对限位盒内部区域的氢气气泡与阴极电极发生分离，从而减少氢气气泡在阴极电极上的停留时间，使得阴极电极能够不受氢气气泡的影响及时与电解液发生反应，从而提高制氢效率。

一种用于电解水制氢的界面改性复合膜及其制备方法

Absstract of: CN120006349A

本发明涉及一种用于电解水制氢的界面改性复合膜的制备方法，其包括分别提供NiFe‑LDHs、多孔膜的支撑基底和离子传导聚合物；将NiFe‑LDHs分散到分散溶剂中得到分散液，将分散液倒在支撑基底上以通过真空过滤将NiFe‑LDHs负载到支撑基底上，得到负载膜；将离子传导聚合物溶解到溶解溶剂中得到聚合物溶液，将聚合物溶液浇筑在负载膜表面，用刮刀涂覆均匀，烘干得到界面改性复合膜，聚合物在烘干过程中浓缩并填充到支撑基底的微孔内以提供界面改性复合膜的离子通道。本发明还涉及由上述方法得到的界面改性复合膜。本发明的合成步骤简便，制备的复合膜具有电阻低、选择性高、机械性能好等优点。

钴镍双金属催化剂前驱体及其制备方法和钴镍双金属催化剂及其制备方法

Absstract of: CN120005205A

本发明涉及电解水制氢催化剂领域，公开了钴镍双金属催化剂前驱体及其制备方法和钴镍双金属催化剂及其制备方法。所述前驱体的制备方法包括：将钴源、镍源和含氮有机配体进行混合，在溶剂存在下进行反应，得到所述前驱体。所述催化剂的制备方法包括：在保护气体和三聚氰胺存在下，将所述前驱体进行煅烧，得到所述催化剂。本发明提供的催化剂，Co元素和Ni元素通过配体彼此相连，在电催化过程中，可以进行电子的有效传递与转移。将前驱体进行高温煅烧，可有效提高催化剂的导电性并增强催化剂的循环稳定性。三聚氰胺的引入提高了催化剂的氮含量，调控了电解水产氢过程中电子的传导路径，从而提高了催化剂的析氢活性。

一种电解制氢用石墨基电极的制备方法

Absstract of: CN120006343A

本发明公开了一种电解制氢用石墨基电极的制备方法，涉及电解制氢技术领域。本发明利用植酸钠作为磷源、β‑二甲基巯基丙酸内盐作为硫源、丝素蛋白作为碳源和氮源，通过三者良好的生物相容性，使得磷、硫、氮在基体中均匀分散，同时通过加入过渡金属盐，诱导碳原子定向排列，促使丝素蛋白基体实现石墨化，且过渡金属能够作为催化剂，增加基体的活性位点，而后通过微波等离子体处理，利用丝素蛋白极性基团的微波敏感性，并在惰性气体保护下，提高石墨基电极的制氢效率，再通过退火处理，提升石墨烯结晶度及其稳定性；最后负载电气石，协同基体中的石墨烯和过渡金属，增强电极制氢效果。

用于光催化水分解制氢的WSTe-MoSSe异质结构催化剂及其提高光催化效率的方法

Absstract of: CN120001394A

用于光催化水分解制氢的WSTe‑MoSSe异质结构催化剂及其制备方法;WSTe‑MoSSe异质结构催化剂为金属氧化物半导体MoSSe与宽带隙半导体WSTe的组合。该材料通过优化金属氧化物半导体(MoSSe)与宽带隙半导体(WSTe)的组合，克服了现有技术中的缺陷。WSTe/MoSSe异质结能够改善带隙匹配，提高光催化效率，减少电荷复合，增强反应稳定性，同时降低反应过电位，延长催化剂使用寿命。此技术不仅提高了析氢效率，还具备较低的成本和较高的稳定性，为大规模绿色氢能生产提供了可行的解决方案。

一种用于氨分解制氢的Ru基催化剂制备方法

Absstract of: CN120001367A

本发明公开了一种用于氨分解制氢的Ru基催化剂制备方法，属于催化剂技术领域，通过溶胶‑凝胶法分别制备得到了活性组分Ru和助剂金属的络合金属凝胶，同时采用简单的球磨混捏法将两组分混合，经焙烧后实现了活性组分Ru金属与助剂金属在载体CeO2上的高度分散。催化剂中Ru与助剂金属以及CeO2载体之间的协同作用的能够大幅改变催化剂性质，促进载体与活性金属之间的电子转移，提高了催化剂表面碱性，减弱了氨分解过程中Ru‑N键的相互作用。所制备催化剂具有贵金属Ru负载量低，分散性好，成本相对低廉，低温氨分解活性高以及长期运行稳定性好的优势。

一种负载于氮掺杂石墨烯管的Fe-Ni3N/V2O5异质结构析氧电催化剂

Absstract of: CN120006337A

本发明公开了一种负载于氮掺杂石墨烯管的Fe掺杂Ni3N/V2O5异质结构析氧电催化剂。首先通过水热法，在氮掺杂石墨烯管载体上原位生长Fe掺杂Ni‑V前驱体，随后在管式炉中加热至400℃，通氨气，氮化2h，获得由氮掺杂石墨烯管和原位生长在其表面的Fe掺杂Ni3N/V2O5异质结构组成的析氧电催化剂。基于Ni3N/V2O5异质界面和Fe掺杂对电子结构的有效调控，以及氮掺杂石墨烯管载体良好导电性等的协同作用，该电催化剂在碱性介质中表现出优异的电催化活性和稳定性。

一种用于真实海水体系下稳定电解产氢的镍基电极材料及其制备方法

Absstract of: CN120006338A

本发明公开了一种用于真实海水体系下稳定电解产氢的镍基电极材料及其制备方法。制备方法为：泡沫镍浸没在过渡金属盐溶液中进行离子交换；离子交换后的泡沫镍低温烧结得到Ni基电极材料。本发明的电极材料具有高效电解海水析氧及析氢活性，改善了Ni基电极材料在碱性电解质中因自溶解而导致电解稳定性较差的现状。在析氧反应和析氢反应中，100mA/cm2下的过电位分别为314mV和338mV。将其同时作为阳极和阴极电极材料组装成全电解池全解海水，在1.90V电压下产生100mA/cm2的电流。组装的全解海水电解槽可在500mA/cm2的大电流密度下实现稳定电解真实海水700h，且电位无明显衰减。

一种混合离聚物构筑催化层的质子交换膜电解水膜电极及其制备方法

Absstract of: CN120006312A

本发明公开了一种基于长、短侧链不同的离聚物按比例混合制备的膜电极及其制备方法，属于电解水膜电极制备技术领域。该方法通过将长侧链离聚物、短侧链离聚物、催化剂及溶剂混合，并在适当条件下进行超声处理至分散均匀。随后，将其涂覆到质子交换膜上，经热压处理，使其更紧密的与膜表面结合，形成膜电极。在此过程中，长、短侧链离聚物通过协同作用，提高了催化层的结构稳定性和催化剂的分散性，优化了膜电极的性能。

一种具有多孔催化层的质子交换膜电解水膜电极及其制备方法

Absstract of: CN120006313A

本发明公开了一种质子交换膜电解水膜电极及其制备方法，先将催化剂、造孔剂、离聚物及溶剂混合后在冰水浴中超声至分散均匀，随后将其涂覆到聚四氟乙烯膜上得到催化层，再经过热压，将催化层转印到质子交换膜的两侧，得到膜电极。本发明制得的膜电极的催化层具有造孔剂在热压转印过程中热解离去时原位形成的交联多孔网络结构，提高了三相界面比表面积和贵金属催化剂利用率，降低了膜电极的气、液传质阻力，改善了物质传输能力；膜电极性能获得提升并具有更优异的稳定性。

浆料和析氢电极和电解槽以及Co基催化剂及其制备方法

Absstract of: CN120006333A

本发明涉及电解水制氢领域，公开了浆料和析氢电极和电解槽以及Co基催化剂及其制备方法。所述浆料含有Co基催化剂和粘结剂；其中，所述浆料中Co基催化剂和粘结剂的重量比为(7‑9)：(1‑3)；所述Co基催化剂由Co基类沸石咪唑骨架材料经退火而制得，或者，所述Co基催化剂含有管状石墨化碳结构、层状石墨化碳结构和无定形石墨化碳结构。Co‑基催化剂的高催化活性和结构中的孔隙度，使其在碱性膜电解水体系中展现出优异的析氢性能和持久的稳定性。通过调节喷涂浆料中各组分的浓度，改善了膜电极材料表面的形态和孔隙的大小，使Co‑基析氢电极在碱性膜电解槽制氢中展现出优异的析氢性能和持久的稳定性。

一种超亲水碱性电解水制氢气复合隔膜及其制备方法

Absstract of: CN120006350A

本发明涉及一种超亲水碱性电解水制氢气复合隔膜及其制备方法，产品包括聚苯硫醚支撑网以及涂层浆料，涂层浆料由聚砜树脂、聚乙烯吡咯烷酮、季铵盐功能化的金属氧化物和有机溶剂组成；涂层浆料中，聚砜树脂的质量分数为5～15％，聚乙烯吡咯烷酮的质量分数为0.1～5％，季铵盐功能化的金属氧化物的质量分数为20～40％，有机溶剂的质量分数为30～50％；制备时先按照上述原料配制得到涂层浆料，然后将聚苯硫醚支撑网浸润涂层浆料中，接着用刮刀进行刮涂，将刮涂后的聚苯硫醚支撑网在空气中静置，进行预蒸发，之后置入乙醇的水溶液中进行相转化，制得产品。产品具有优异的离子传导性能、机械强度和耐碱性；制备方法简单。

一种可在平衡式或差压式两种工况下切换运行质子交换膜水电解制氢工艺系统及控制方法

Absstract of: CN120006310A

本发明涉及水解制氢技术领域，特别涉及一种可在平衡式或差压式两种工况下切换运行质子交换膜水电解制氢工艺系统及控制方法。该制氢系统是将平衡式或差压式两种工况下运行所需的不同工艺路线的设备和控制进行了创新设计，并在一个质子交换膜水电解制氢工艺系统中实现，其优点是充分发挥了质子交换膜水电解槽的高电流密度、高效率、快速动态响应以及对风光等可再生能源波动性的适应能力，同时利用了质子交换膜本身两侧耐压差的特性，可适应制氢后续使用场景不同的要求，此工艺系统可在平衡式和差压式两种工况下运行，适用场景宽、操作灵活、动态响应能力高效、系统维护简单、安全性好、环境友好性好。

超薄镍钴铜纳米带及其制备方法和在电催化反应的应用

Nº publicación: CN120006330A 16/05/2025

Applicant:

东莞理工学院

Absstract of: CN120006330A

本发明公开一种超薄镍钴铜纳米带及其制备方法和应用，包括：将NiCl2·6H2O、CoCl2·6H2O、CuCl2·2H2O和对苯二甲酸加入由N,N‑二甲基甲酰胺、无水乙醇和去离子水组成的溶液中，超声处理均匀后，加入三乙胺，搅拌均匀，制得混合液；将混合液转移到聚四氟乙烯内衬的高压反应釜中，加热反应；反应结束后冷却至室温取出反应釜，将反应物离心、洗涤、干燥，即得产物。本发明在以对苯二甲酸为配体的NiCo双金属MOFs的基础上，引入金属Cu制备出超薄二维材料NiCoCu‑BDC，将其应用于电催化氧析出反应中，解决了一元和二元MOFs材料电解水催化性能稍弱、动力学略显迟缓的问题。