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1127
results.
Updated on
22/08/2026 [07:04:00]
Results 900 to 925 of 1127
Absstract of: CN122273540A
0001 本发明涉及一种铂单原子和铂团簇协同修饰的硫化铟复合光催化材料在光催化产过氧化氢中的应用。本发明所述铂单原子和铂团簇协同修饰的硫化铟复合光催化材料包括硫化铟载体，以及同时负载于所述硫化铟表面的铂单原子和铂团簇。本发明所得复合材料实现了Pt单原子与Pt团簇在In<2>S<3>表面的共存，二者协同作用构建了双反应中心，有效耦合了氧还原反应（2e<‑>ORR）与水氧化反应（4e<‑>WOR），显著抑制了载流子复合，在无额外牺牲剂消耗的情况下大幅提升了光催化生产过氧化氢（H<2>O<2>）的效率和稳定性。
Absstract of: KR20260098393A
0001a 본 발명에 따른 수증기와 이산화탄소의 공전해 시스템은, 자열 공전해 시스템이며, 이산화탄소와 스팀을 함유하는 제1공급가스를 가열하는 제1열교환기, 산소를 함유하는 제2공급가스를 가열하는 제2열교환기 및 상기 제1열교환기에 의해 가열된 제1공급가스와 상기 제2열교환기에 의해가열된 제2공급가스가 공급되고 수증기와 이산화탄소가 공전해되며 발열 운전하는 공전해 스택을 포함하며, 열원으로 상기 제1열교환기에 상기 공전해 스택에서 배출되는 수소와 일산화탄소를 함유하는 제1생성가스가 공급되며, 열원으로 상기 제2열교환기에 상기 공전해 스택에서 배출되며 상기 제2공급가스보다 산소 함량이 증가한 제2생성가스가 공급된다.
Absstract of: CN122273593A
本发明属于半导体光催化技术领域，具体涉及一种改性Ti3C2 MXene/g‑C3N4复合光催化材料及其制备方法和应用。所述制备方法创新性地以咖啡酸对Ti3C2 MXene表面进行改性，形成咖啡酸碳包覆Ti3C2 MXene涂层，并进一步与g‑C3N4复合。采用了二元或三元熔盐体系构建流体反应环境，同时借助熔盐离子对复合后的g‑C3N4进行刻蚀与形貌调控，旨在提升光生电荷分离效率，从而优化半导体材料的光催化制氢性能。
Absstract of: CN122273496A
本发明公开了一种仙人掌汁介导Ca掺杂ZnO纳米片光催化剂的制备方法，所述制备方法以仙人掌汁同时作为钙源、形貌调控剂及绿色溶剂，通过常温共沉淀‑煅烧工艺获得纳米片；该方法无需额外无机钙盐，工艺简单、成本低廉、环境友好。通过上述方法成功制备了Ca掺杂ZnO纳米片材料，该材料在可见光照射下表现出优异的光催化产氢性能，其活性峰值能够达到889 μmol·g‑1·h‑1，比纯ZnO提升约4倍，可广泛应用于太阳能光催化制氢及光电器件等领域。
Absstract of: CN122273264A
本申请公开了一种水蒸气制氢系统及方法、氢气提纯系统及方法，所述氢气提纯系统包括依次连接的第一除水子系统，第二除水子系统，碱洗装置，以及干燥装置，其中，所述第一除水子系统，用于分离含水氢气中的冷凝水，得到产品氢气；所述第二除水子系统，用于分离所述产品氢气中的剩余的冷凝水，得到二级提纯氢气；所述碱洗装置，用于去除所述二级提纯氢气中的二氧化碳，得到三级提纯氢气；所述干燥装置，用于干燥所述三级提纯氢气，得到目标产品氢气。通过本申请提供的技术方案能够生产高纯度氢气。
Absstract of: KR20260098377A
본 발명의 예시적인 실시예들에 따르면, 에너지 효율 및 수소의 생산성을 개선할 수 있는 고체산화물 수전해 스택 시스템을 제공할 수 있다.
Absstract of: CN122273421A
本申请公开了一种水蒸气制氢系统及方法、氢气提纯系统及方法，所述水蒸气制氢系统包括依次连接的水蒸气供给子系统，分解反应子系统，以及分离子系统，其中：所述水蒸气供给子系统，用于为所述分解反应子系统提供预设流量的水蒸气；所述分解反应子系统，用于进行水蒸气分解制氢反应；所述分离子系统，用于分离所述分解反应子系统制得的氢气中的水蒸气，得到产品氢气。通过本申请提供的技术方案能够生产高纯度氢气。
Absstract of: CN122273550A
0001 本发明公开了一种用于氨分解制氢的M/Mo<2>CT
Absstract of: CN122275392A
0001 本发明涉及光解水析氢的技术领域，公开了一种海带状复合静电纺丝膜的制备方法及在光解水析氢中的应用，通过在PVDF纺丝液中加入LiCl，改变在静电纺丝过程中的电荷分布，使得纺丝射流在径向方向被静电排斥产生不对称拉伸，形成具有高β相的扁平截面纤维。同时在扁平PVDF‑LiCl复合纤维膜表面原位聚合形成的PDA中间层可以在太阳光照射下具有光导特性，能够将PVDF形变诱导的压电场中的电势快速传导到g‑C<3>N<4>@Pt表面。因此，本发明制得的海带状复合静电纺丝膜能够利用在水流冲击下才产生的压电效应驱动光催化剂光生载流子定向分离，从而实现高效的光解水析氢性能和对太阳能、水流能的综合利用。
Absstract of: EP4603447A1
Method for producing a hydrogen product from ammonia, comprising the steps of:- Providing an ammonia feed stream;- Passing the ammonia feed stream to at least one ammonia pre-cracking reactor for producing a partly converted ammonia feed stream comprising ammonia, hydrogen and nitrogen by a pre-cracking reaction, said pre-cracking reactor comprising a pre-cracking catalyst bed comprising from 20 wt% to 60 wt% of nickel, preferably from 25 wt% to 50 wt% of nickel as a pre-cracking catalytically active material,- Passing the partly converted ammonia feed stream to an ammonia cracking reactor for producing an effluent gas stream comprising hydrogen and nitrogen and optionally also unconverted ammonia by a cracking reaction, said cracking reactor comprising a cracking catalyst bed comprising from 10 wt% to 20 wt% of nickel as a cracking catalytically active material.
Absstract of: CN122274494A
0001 本发明涉及氢氧水焊机技术领域，具体为一种小型便携式氢氧水焊机，包括箱体、固定安装在箱体顶部的把手、安装在箱体侧壁的控制板以及阵列安装在箱体底部的万向轮，所述箱体的内腔的顶部固定安装有用于存放电解液的储料罐，且所述储料罐下方的中心处设置有散热箱，所述散热箱的内部填充有无机盐相变材料，所述散热箱的一侧间隔设置有电解槽，且所述电解槽的顶部设置有弹性橡胶布，所述散热箱的另一侧间隔设置有通过液体隔断回火的阻火箱以及电源；本发明通过在散热箱内填充无机盐相变材料，配合S形散热铜管水循环散热与活动垫板联动气流强化散热，形成多重散热体系，有效解决了传统设备散热效率低、电解效率下降及连续工作时间受限的问题。
Absstract of: CN122279652A
0001 本发明提供了一种膨胀石墨基催化剂及其制备方法和应用，涉及电催化技术领域。本发明提供的膨胀石墨基催化剂包括负载在集流体表面的膨胀石墨基材料（包括膨胀石墨和粘结剂）、沉积在所述膨胀石墨基材料表面的镍铁层状双氢氧化物、和沉积在所述镍铁层状双氢氧化物表面的Ni<3>S<2>。本发明提供的膨胀石墨基催化剂具有优异的三功能（OER、UOR与HER）催化活性与循环稳定性。实施例结果表明，所述膨胀石墨基催化剂（碱性环境下）在10mA·cm<‑2>电流密度下，OER过电位低至229.2mV，UOR过电位低至111.6mV，HER过电位低至93.2mV；三种反应下，在100mA·cm<‑2>大电流密度下均能稳定运行100h以上。
Absstract of: CN122279648A
本发明涉及电催化剂技术领域，尤其是指一种手性CoFe基析氧电催化剂及其制备方法和应用。将铁盐、钴盐与手性酒石酸共同溶解于N,N‑二甲基甲酰胺溶剂中，形成均匀的混合溶液；向所述混合溶液中添加水合肼并充分混合，随后将混合溶液转移至高压反应釜中，在设定温度下进行溶剂热反应，制得纳米催化剂前驱体；将所述纳米催化剂前驱体依次进行离心、洗涤、干燥和真空煅烧处理，得到产物。该方法通过手性酒石酸的诱导作用，结合特定的溶剂热反应及后续热处理工艺，成功制备出手性结构的CoFe基纳米催化剂。该手性CoFe基电催化剂在析氧电催化反应中表现出显著提升的催化活性和稳定性，相较于非手性催化剂具有更优异的电化学性能。
Absstract of: CN122276668A
0001 本发明属于催化技术、氨分解氢技术领域，公开了一种碱土金属改性Co基催化剂协同等离子体催化氨分解制氢的方法。通过在制备原料中加入碱土金属硝酸盐的方法，制得碱土金属改性的Co/M‑La<2>O<3>催化剂，并使催化剂与等离子体协同催化氨分解，提高低温下的制氢效率。这一方法制备的Co/M‑La<2>O<3>催化剂具有富电子的活性金属Co。同时，催化剂协同等离子体催化氨分解反应表现出良好的制氢性能，并具有良好的稳定性。
Absstract of: KR20260098841A
본 발명의 예시적인 실시예들에 따르면, 환원철을 이용하여 서로 다른 원료로부터 연속적인 수소 생산이 가능한 수소 생산 시스템 및 수소 생산 방법을 제공할 수 있다.
Absstract of: WO2024254708A1
There is provided a gas diffusion electrode for use in a membrane electrolysis cell. There is also provided a membrane electrolysis cell for processing a salt-containing solution. There is also provided a process for producing a base product. In particular, there is provided gas diffusion electrodes within multi-compartment membrane electrolysis cells for use in processing lithium.
Absstract of: WO2025127896A1
According to exemplary embodiments of the present invention, a hydrogen production system is provided. The hydrogen production system comprises: a dry quenching facility configured to cool coke using a cooling gas; a boiler configured to receive the cooling gas from the dry quenching facility and recover heat energy of the cooling gas to produce first steam and electric power; and a water electrolysis facility configured to receive the electric power from the boiler and electrolyze second steam to produce hydrogen. According to other exemplary embodiments of the present invention, a method for producing hydrogen is provided.
Absstract of: CN122279661A
本发明公开了一种用于高效电解水的生物制备负载掺杂硫化物的石墨相碳化氮催化剂的制备与应用，属于电化学催化技术领域。本发明选用硫酸盐还原菌（SRB）作为实验菌种，直接在含有铁源的培养基中加入镍源和预先制备的g‑C3N4，利用SRB在极温和条件（33±0.2 ℃）下的代谢硫化作用，通过一步原位生物矿化，在g‑C3N4表面原位生成了掺杂Ni元素的FeS纳米复合材料。本发明巧妙利用培养基组分兼作铁源与营养源，整个复合负载过程无需外加磁场等物理场干预，且无需二次高温热处理。将得到的催化剂粉末负载在泡沫镍（NF)上作为工作电极，在碱性溶液中具有优异的OER活性和耐久性。该方法工艺简便、绿色环保、成本低廉，为高性能非贵金属电催化剂的规模化生产提供了新路径。
Absstract of: KR20260098046A
본 발명의 일실시예는 개시전위가 향상된 광양극, 광음극, 이를 포함하는 광전기화학 수전해 시스템 및 이들의 제조방법을 제공한다. 본 발명의 실시예에 따르면, Ge이 도핑된 CZTSSe 광음극 및 FeNiOOH 적용된 BiVO4 기반 광양극 각각에서 향상된 개시전위를 달성한 광전극을 제공하여, 전체 광전기화학 수전해 시스템 적용 시 우수한 성능을 달성할 수 있다.
Absstract of: CN122277840A
0001 本发明公开一种丙烯腈功能化共价有机框架材料及其制备方法与应用，材料骨架同时含丙烯腈和苯并恶二唑基团，经胺单体QA、醛单体OA的分步合成及二者溶剂热缩合制得，制备过程中精准调控原料配比、反应温度与时间等参数。本发明所得材料结晶性好，光生载流子分离效率高，无牺牲剂在可见光照射下，光催化合成过H<2>O<2>的产率不低于3500μmolg<‑1>h<‑1>，在0.5~1.0mol/L氯离子的海水体系中连续催化4~5天活性保持率不低于85%，制备工艺温和环保、易规模化，可高效应用于纯水及海水等高盐环境的光催化合成H<2>O<2>领域。
Absstract of: CN122279689A
本发明公开了一种基于表面活性剂复配的镍钼析氢电极及其制备方法与应用，属于电解水制氢技术领域。所述制备方法包括：对镍网基底预处理后，以其为阴极，在含有镍盐、钼酸盐、络合剂及复配表面活性剂的电镀液中进行电沉积；所述复配表面活性剂由至少一种阴离子表面活性剂和至少一种阳离子表面活性剂组成。本发明通过在电沉积液中引入阴阳离子表面活性剂的复配体系，协同调控电结晶过程，有效细化了镍钼合金催化层的晶粒，增多了活性位点，显著降低了析氢过电位。该方法制备的电极在100 mA/cm2电流密度下，过电位可低至92.8 mV，且具有优异的稳定性。该方法工艺简单、成本低、重现性好，适于规模化制备高性能电解水制氢阴极。
Absstract of: CN122279628A
The invention relates to the technical field of offshore wind power hydrogen production, and discloses a self-powered offshore wind power hydrogen production platform which comprises a supporting platform mechanism, a mist catching mechanism, a liquid storage flushing mechanism and a power generation hydrogen production mechanism, the supporting platform mechanism comprises a platform main frame, and the mist catching mechanism is fixedly installed at the top of the supporting platform mechanism; the mist catching mechanism comprises a plurality of mist catching nets, the mist catching nets are located above the platform main frame, the mist catching nets are distributed in parallel, the middle of each mist catching net is in a funnel shape, the liquid storage flushing mechanism is located on the outer side of the mist catching mechanism, and the liquid storage flushing mechanism comprises a liquid storage hopper, a water inlet pipe and a water outlet pipe. And the power generation and hydrogen production mechanism is fixedly mounted on the surface of the supporting platform mechanism. According to the self-powered offshore wind power hydrogen production platform, when the platform is used, fresh water in water mist can be collected into the liquid storage flushing mechanism through the mist catching mechanism, and then the power generation hydrogen production mechanism is periodically flushed and maintained through the liquid storage flushing mechanism.
Absstract of: CN122279643A
本发明公开了一种全自动高纯氢制备装置，涉及氢气制备技术领域，该制备装置包括基底，所述基底上安装有输液单元和电解单元，所述输液单元包括储液箱、循环泵、吸液管、输液管、排液管、排液阀和回液管；所述基底上安装有储液箱和循环泵，所述循环泵的输入端与储液箱通过吸液管相连接，且循环泵的输出端与电解单元的输入端通过输液管相连接，所述气液分离单元的液体输出端上安装有排液管，所述排液管上设有排液阀，且排液管与循环泵的输入端通过回液管相连接，通过气液分离单元对氢气中的水分进行分离后，可以开启排液阀，能通过排液管和回流管将气液分离单元中分离出的水分输送回电解单元内，实现对水资源的回收利用。
Absstract of: CN122292509A
The invention discloses an off-grid hydrogen production system economic operation control method based on a distributed quasi-Newton method, and the method comprises the steps: building a renewable energy hydrogen production system which comprises a photovoltaic system, an energy storage system, a fuel cell and a hydrogen production unit; establishing an operation cost function of each distributed power supply, wherein the distributed power supplies are divided into schedulable clean energy and unschedulable clean energy; performing derivation on the operation cost function of each distributed power supply to obtain a micro-increasing rate function of the power generation cost of each distributed power supply; establishing an optimization target model, and establishing constraint conditions; and for the optimization target model, a distributed quasi-Newton method is adopted to carry out iterative updating, and the target power of each distributed power supply is calculated. The dynamic response speed and the control precision of power distribution are improved, the economical efficiency in the dynamic process is remarkably improved, and the method is more suitable for the scene where the load and the power supply state fluctuate frequently.
Nº publicación: CN122279664A 26/06/2026
Applicant:
重庆大学
Absstract of: CN122279664A
0001 本发明公开了一种基于非合金化策略的NiCu/MoO<2>异相复合析氢电极及制备方法，涉及复合电极材料领域，本发明颠覆性地提出了“功能分相”的设计理念：即有意将擅长水吸附与解离的活性组分（Mo物种）与擅长氢中间体吸附与重组脱附的活性组分（Ni
Cu物种）分别构建成热力学稳定的、晶体结构独立的物相，并使二者在纳米尺度上形成紧密的异质结复合体。本发明通过特定工艺，成功实现了Mo物种以MoO<2>相稳定存在并与NiCu合金复合，与采用常规一步共沉积法获得的、结构已验证为均相NiCuMo固溶体的对比电极相比，分步沉积法中MoO<2>与NiCu是均匀分布的，一步法的NiMoCu中MoO<2>是聚集在一起的本发明电极（NiCu/MoO<2>异相复合电极）在2A·cm<‑2>工业电流密度下的过电位显著降低超过150mV，Tafel斜率大幅减小，表明其碱性HER本征动力学得到根本性优化。
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