Alerta

YSZ ELECTRODE SUPPORT FOR SOLID OXIDE CELLS HAVING YSZ CONTENT VARIATION ACCORDING TO POSITION IN THE THICKNESS DIRECTION AND METHOD FOR MANUFACTURING THE SAME

Resumen de: KR20260101746A

0001a 본 발명은 NiO 및 YSZ로 이루어진 고체 산화물 셀용 전극지지체로서, 두께 방향에 있어서 중앙부의 YSZ 함량이 외곽부의 YSZ 함량보다 높은 고체산화물 셀용 전극지지체에 관한 것이다.

Carbon-free Hydrogen Production Process

Resumen de: KR20260102385A

0001a 본 발명은 산화제를 암모니아 분해 반응이 진행되는 개질반응기 내부로 직접 공급하는 제1단계, 상기 개질반응기 내부의 촉매가 충전된 동일한 반응 영역에서, 암모니아 분해에 의한 흡열반응과 수소 및 암모니아의 산화에 의한 발열반응을 동시에 진행시키는 제2단계, 상기 발열반응에 의해 발생한 열량으로 상기 흡열반응에 소요되는 열량의 전부 또는 일부를 상쇄함으로써 정상운전 상태에서 개질반응기 외부로부터의 열공급 없이 수소 및 질소를 포함하는 생성가스를 생성하는 제3단계 및 상기 생성가스로부터 수소를 분리 및 정제하는 제4단계를 포함하는 무탄소 수소생산방법을 제공한다.

WATER ELECTROLYSIS SYSTEM AND WATER ELECTROLYSIS SYSTEM CONTROL DEVICE

Resumen de: EP4768634A1

0001 In a water electrolysis system that changes a power consumption by detecting a grid frequency in order to rapidly change the power consumption, deterioration and breakdown of the electrolyzer are suppressed by calculating an appropriate adjustment margin that allows an electrolyzer to instantaneously respond. The water electrolysis system includes: a rectifier that converts an AC power from a power grid to a DC power; an electrolyzer that performs a water electrolysis with the DC power from the rectifier; a gas-liquid separator that separates the oxygen and the hydrogen from a mixed fluid of oxygen and water from the electrolyzer; and a cooling system that supplies water to the electrolyzer. The rectifier is controlled so as to adjust power consumption according to a frequency of the power grid, and the power consumption is adjusted so as to fall within a limit range of the power consumption in the electrolyzer, and the limit range of the power consumption is determined on the basis of a temperature of the electrolyzer, a deterioration rate thereof, a water pressure in an electrolyzer outlet, and a flow rate of supply water.

一种熔盐法改性棒状石墨相氮化碳材料及其制备方法和应用

Resumen de: CN122298465A

0001 本发明公开了一种熔盐法改性棒状石墨相氮化碳材料及其制备方法和应用。该棒状石墨相氮化碳材料，具有合适的缺陷结构，微观形貌为棒状。在水分解制氢性能测试中，该催化剂的制氢性能与原始g‑C<3>N<4>相比显著提高，该催化剂在光催化全解水实验中生成氢气的速率最高可达到1.75mmol·g<‑1>·h<‑1>，在添加微量牺牲剂的光催化半解水实验中生成氢气的速率最高可达到4.39mmol·g<‑1>·h<‑1>，在光催化水分解制氢工业中有很好的应用前景，其制备方法具有用料单一，工艺简单，成本低及易控制等优点，利于工业化应用。

一种钼掺杂且富含镍缺陷的铁酸镍电催化剂及其制备方法与应用

Resumen de: CN122303942A

0001 本发明公开一种钼掺杂且富含镍缺陷的铁酸镍电催化剂及其制备方法与应用，属于电催化及新能源材料领域，制备方法包括以下步骤：将镍源和铁源溶解于由去离子水和丙三醇组成的混合溶剂中，搅拌得到透明溶液；所得溶液中加入钼源，持续搅拌；向上述混合溶液中逐滴滴入KOH溶液，搅拌形成胶体状前驱体溶液；将前驱体溶液转移至反应釜中，进行水热反应；反应结束后，收集沉淀并洗涤、干燥、研磨，即得。本发明利用丙三醇诱导的镍空位增加了活性位点数量并提升了电导率，同时钼原子的引入调节了Fe和Ni位点的电子云密度，优化了其d带中心。该催化剂在连续工作的恒电流测试中表现出极强的耐久性，克服了传统缺陷型材料易结构坍塌的缺点。

一种低Ru碱性HER电催化剂及其制备方法和应用

Resumen de: CN122303945A

本申请涉及电催化剂技术领域，公开了一种低Ru碱性HER电催化剂及其制备方法和应用。所述低Ru碱性HER电催化剂，包括金属M以单点位锚定在氮掺杂碳上形成的M‑N‑C基底，以及均匀分布在所述M‑N‑C基底上的Ru；其中，所述金属M包括Ga、In、Sn或Sb中的至少一种。本申请的低Ru碱性HER电催化剂，金属M以单位点形式锚定在氮掺杂碳（N‑C）上形成M‑N‑C，而Ru以2 nm左右的团簇均匀分布在M‑N‑C载体上，Ru团簇与M‑N‑C之间由于Ru‑M之间的相互作用而产生催化剂‑载体强相互作用；同时Ru‑H吸附能得到优化，亲氧性的M进一步增强水解离能力，从而提升碱性HER性能。本申请的电催化剂的Ru含量低，在阴离子交换膜电解槽阴极Ru载量仅为0.08 mg cm‑2左右，在保障催化活性的同时，大幅度降低了成本。

一种超声辅助光沉积负载助催化剂的异质结及其制备方法和应用

Resumen de: CN122298451A

本发明公开了一种超声辅助光沉积负载助催化剂的异质结及其制备方法和应用，所述方法包括水中加入ZnIn2S4/金属硫化物异质结和三乙醇胺，混合均匀，得到溶液A；溶液A中滴加铂源溶液，得到溶液B，排除溶液B中的溶解氧；溶液B置于超声环境中，并对其同步施加可见光照射，反应结束后，收集产物，即为超声辅助光沉积负载助催化剂的异质结。本发明超声辅助的光沉积负载形成的助催化剂，降低了助催化剂的实际负载量，从而降低整体生产成本，同时牢固的界面Pt‑S键的结合提高了助催化剂在反应过程中的稳定性，避免团聚与脱落，使催化体系能够长时间保持高效活性。

Fe2O3-MoO3-CaO载氧体及其制备方法和应用

Resumen de: CN122301127A

本发明公开了一种Fe2O3‑MoO3‑CaO载氧体及其制备方法和应用，属于载氧体技术领域。其技术方案包括以下步骤：1）Fe2O3的制备：将NaOH溶液缓慢加入FeCl3溶液中，同时搅拌3‑5h后；接着向溶胶中加入十二烷基硫酸钠，将上述体系转入高压反应釜进行水热反应后煅烧得到Fe2O3粉末；2）Fe2O3‑MoO3复合材料的制备；3）Fe2O3‑MoO3‑CaO载氧体的制备。本发明制备的载氧体具有高氢气产率与高NH3转化率，具有良好的循环稳定性，材料晶型稳定，经多次氧化还原循环后仍保持较高活性，满足工业循环使用要求。

高流速電解およびガス分離を介する水素生成

Resumen de: WO2024254131A2

Disclosed are a system and method for the generation of hydrogen from a source of liquid comprising water. The system comprises a high fluid velocity electrolyzer comprising an inlet and an outlet, the inlet of the high fluid velocity electrolyzer fluidly connected to the source of liquid, and a gas fractionation system fluidly connected to the outlet of the high fluid velocity electrolyzer.

Method for producing dihydroxyacetone by electrochemical oxidation of glycerol and coupling hydrogen production

Resumen de: CN122303904A

The invention relates to the technical field of hydrogen production, in particular to a coupling hydrogen production method for producing dihydroxyacetone through electrochemical oxidation of glycerin. Comprising the following steps: S1, preparing a glyceroalkali solution as an electrolyte solution, wherein the purity of the glyceroalkali solution needs to reach an analytically pure level; s2, placing the electrolyte solution prepared in the step S1 in an electrolytic bath, connecting a positive electrode of a power supply with an anode piece in the electrolytic bath, and connecting a negative electrode of the power supply with a cathode piece in the electrolytic bath; and S3, a power supply is switched on, an oxidation-reduction reaction and a hydrogen evolution reaction are carried out at the limited temperature, dihydroxy acetone prepared through anodic oxidation is obtained, and hydrogen prepared through cathodic hydrogen evolution is synchronously obtained. According to the invention, the glyceroalkali solution is used as an electrolyte solution to construct a synergistic reaction system of preparation of dihydroxyacetone by selective oxidation of an anode and efficient hydrogen evolution of a cathode, the glyceroalkali solution weakens the nucleophilic attack intensity of hydroxyl ions, and inhibits breakage of carbon-carbon bonds through an in-situ protection mechanism on a glycerol carbon chain, so that the hydrogen evolution efficiency is improved. The high-selectivi

Hydrogen production unit load shedding method based on wind power climbing layering

Resumen de: CN122315738A

The invention relates to the technical field of hydrogen production control, in particular to a wind power climbing layering-based hydrogen production unit load shedding method, which comprises the following steps of: segmenting climbing segments through a continuous descending interval, a slope turning position and a rising alternating position, and dividing climbing levels according to a descending form, single-point power judgment in the wind power downlink process is converted into fragmented identification; performing form matching with a historical termination segment under the same climbing level, determining a residual life label, and obtaining a judgment basis of a subsequent descending period of climbing; a candidate load shedding unit group is screened in combination with the load shedding lagging state and the stable load boundary of the hydrogen production unit, and the load shedding advance is distributed, so that load shedding lagging and low load boundary crossing are avoided; and finally, correcting the load shedding advance according to the load shedding feedback state and the direct current bus power deviation to form a load shedding sequence capable of being adjusted in a closed-loop manner. Therefore, the load switching advancement, the power balance stability and the operation safety of the hydrogen production unit of the wind power hydrogen production system are improved.

一种电解水制氢阳极材料及其制备方法与应用

Resumen de: CN122301281A

本发明公开了一种电解水制氢阳极材料及其制备方法与应用，属于电解水制氢技术领域。该制备方法包括以下步骤：采用三电极体系，以NiFe层状双氢氧化物作为工作电极，以Pt作为对电极，以Hg/HgO作为参比电极，以钼酸铵溶液作为电解液，对工作电极施加恒定的负电位，进行电化学Mo掺杂，得到电解水制氢阳极材料。本发明的电解水制氢阳极材料的催化活性明显提高，同时Tafel斜率减小，适用于工业级大电流密度下电解水。

Gas purification system and electrolytic hydrogen production system

Resumen de: CN122298169A

The embodiment of the invention discloses a gas purification system and an electrolytic hydrogen production system, and relates to the technical field of new energy equipment, the gas purification system comprises a drying device, a gas supply mechanism, an exhaust mechanism and a controller, the drying device comprises a first drying tower, a second drying tower and a third drying tower, and the drying device further comprises a re-drying pipeline, the re-drying pipeline is connected with the air outlet end of the first drying tower and the air outlet end of the second drying tower, and is connected with the air inlet end of the third drying tower; the air supply mechanism comprises an air supply pipeline; the air supply pipeline is connected with the first drying tower, the second drying tower and the third drying tower; the exhaust mechanism comprises an exhaust pipeline; the exhaust pipeline is connected with the first drying tower, the second drying tower and the third drying tower; the controller is electrically connected with the drying device, the air supply mechanism and the exhaust mechanism. According to the technical scheme provided by the embodiment of the invention, the hydrogen purification system can achieve a better purification treatment effect, and the practicability and reliability of the gas purification system are improved.

一种基于相选择性腐蚀机制的稀土掺杂NiCoMnIn合金析氢电极的制备方法

Resumen de: CN122303920A

0001 一种基于相选择性腐蚀机制的稀土掺杂NiCoMnIn合金析氢电极的制备方法，它属于电解水催化剂技术领域。本发明要解决传统化学腐蚀法活性位点在腐蚀过程中同步损失，无法兼顾造孔和保活需求，且不可精准控制，工艺产生大量含重金属酸性废液的问题。方法：一、制备稀土掺杂NiCoMnIn合金基片；二、预处理；三、电化学腐蚀。本发明用于基于相选择性腐蚀机制的稀土掺杂NiCoMnIn合金析氢电极的制备。

一种PEM电解水制氢阳极浆料、催化剂涂覆膜及其制备方法

Resumen de: CN122303923A

0001 本发明属于质子交换膜电解水制氢领域，公开了一种PEM电解水制氢阳极浆料、催化剂涂覆膜及其制备方法。将阳极催化剂与超纯水在超声并搅拌的条件下进行预混，然后加入醇类溶剂、离聚物搅拌混合后进行高速剪切分散，之后再进行纳米研磨、脱泡工艺制得阳极浆料。通过调配离聚物与催化剂比例、浆料固含量、浆料配比和分散工艺等方法提高催化层涂布效果。本发明得到了高效分散浆料，其稳定性高、不易沉降、涂层致密均一性高，提高涂布效率及电解水性能。

Microréacteur et réacteur pour la décomposition de l'ammoniac en hydrogène, ainsi que système de production d'énergie

Resumen de: CH722402A1

L'invention concerne un microréacteur (20) destiné à la décomposition de l'ammoniac en hydrogène, comprenant deux chambres de réaction en communication fluidique l'une avec l'autre, lesdites première et deuxième chambres de réaction étant constituées de : – une première chambre de décomposition de l'ammoniac (21) contenant un catalyseur de craquage, et – une deuxième chambre de chauffage.

On-off modulation method of defect-induced graphene ferroelectric-anti-ferroelectric transition on hydrogen evolution reaction and application

Resumen de: CN122303955A

The invention discloses an on-off modulation method of defect-induced graphene ferroelectric-anti-ferroelectric transformation on hydrogen evolution reaction and application. According to the method, a defect graphene (D-graphene) and g-CN double-layer system containing g-CNvacancy-like holes is constructed, and the layers are coupled by Van der Waals force; the defect graphene double-layer ferroelectric-antiferroelectric reversible phase change is realized through interlayer slippage, and the hydrogen evolution reaction (HER) is accurately regulated and controlled by utilizing polarization intensity and direction change. The defect graphene double layers can form an ON-OFF ferroelectric switch, the ferroelectric hydrogen adsorption Gibbs free energy delta GH * is close to the optimal value, catalysis is in an on state, anti-ferroelectric hydrogen adsorption is too strong, and catalysis is closed. The g-CN double layer can realize ON-OFF-ON three-level regulation and control through ferroelectric-paraelectric-ferroelectric polarization switching, and the ferroelectric polarization state can significantly improve the HER activity. The catalyst does not contain noble metal, is low in interlayer sliding potential barrier, has catalytic performance comparable to that of a platinum-based catalyst, provides a new strategy for design of an efficient intelligent electrocatalyst and a novel catalytic switch device, and has important application value in the field of clean energy.

用于碱性析氢反应的硫掺杂双调控V2C载体负载铂电催化材料的制备方法及其应用

Resumen de: CN122303932A

本发明公开了一种用于碱性析氢反应的硫掺杂双调控V2C载体负载铂电催化材料的制备方法及其应用，所述方法包括如下步骤：步骤(1)采用LiF‑HCl混合溶液低温刻蚀V2AlC前驱体，经水热处理得到层状V2C纳米片；步骤(2)将V2C与升华硫混合，在保护气氛下程序升温煅烧，制备V5S8‑V2C异质结构材料；步骤(3)将V5S8‑V2C分散于乙二醇‑水混合溶剂中，加入氯铂酸溶液，经油浴回流还原，得到Pt@V5S8‑V2C催化剂。本发明通过硫掺杂实现对V2C载体层间结构与铂分散性的双重调控，解决了传统MXene负载铂催化剂在碱性析氢反应中动力学缓慢、铂纳米颗粒易团聚及V2C基底结构不稳定等问题。

Anion exchange membrane, preparation method thereof and application of anion exchange membrane in flow battery and hydrogen production electrolytic cell

Resumen de: CN122302164A

The invention belongs to the field of ion exchange membranes, and discloses an anion exchange membrane and a preparation method thereof, and application of the anion exchange membrane in a flow battery and a hydrogen production electrolytic bath. The preparation method comprises the following steps: firstly, copolymerizing a tetraphenyl ethylene-vinyl monomer and a styrene monomer through solution polymerization to obtain a copolymer A; carrying out chloromethylation reaction on the copolymer A to obtain a copolymer B; and finally reacting the copolymer B with trimethylamine to obtain a high-molecular polymer C. The high-molecular polymer C can be prepared into an anion exchange membrane, and the membrane is prepared by using common polar high-boiling-point solvents such as N, N-dimethylformamide and the like through a solution tape casting method. The anion exchange membrane can be applied to a flow battery, can improve coulombic efficiency and energy efficiency in a vanadium flow battery system, and ensures cycling stability; the composite material can be especially applied to AEM hydrogen production electrolytic cells, and has excellent durability, high ionic conductivity and mechanical properties.

水素製造設備及び水素製造設備の運転方法

Resumen de: WO2026134095A1

According to the present invention, hydrogen production equipment comprises: a first electrolysis device that includes a first electrolysis tank for electrolyzing water, a first gas/liquid separator to which gas that has been generated at the first electrolysis tank is led, a first circulation line for circulating an electrolyte solution between the first electrolysis tank and the first gas/liquid separator, and a first circulation pump that is provided on the first circulation line; and a second electrolysis device that similarly includes a second electrolysis tank, a second gas/liquid separator, a second circulation line, and a second circulation pump. The hydrogen production equipment also comprises: a branch line that connects a portion of the first circulation line that is downstream of an outlet of the first electrolysis tank and upstream of the first circulation pump and a portion of the second circulation line that is downstream of an outlet of the second electrolysis tank and upstream of the second circulation pump; and a return line that connects a portion of the second circulation line that is downstream of the second circulation pump and upstream of an inlet of the second electrolysis tank and a portion of the first circulation line that is downstream of the first circulation pump and upstream of an inlet of the first electrolysis tank.

一种用于阴离子交换膜电解槽的复合自支撑阳极及其制备方法

Resumen de: CN122303951A

0001 本发明涉及水电解制氢技术领域，具体涉及一种用于阴离子交换膜电解槽的复合自支撑阳极及其制备方法。用于阴离子交换膜电解槽的复合自支撑阳极包括依次层叠设置的自支撑基底、析氧催化层和电子绝缘的铂基消氢层，析氧催化层负载于自支撑基底上，电子绝缘的铂基消氢层负载于析氧催化层上。本发明的用于阴离子交换膜电解槽的复合自支撑阳极彻底阻断消氢催化剂与阳极导电基底间的电子通路，从根本上避免了消氢催化剂成为新氢气来源的风险，实现了氧中氢浓度的稳定控制与电解效率的协同提升；同时，三层结构协同作用，兼顾低氧中氢含量与高效析氧的双重功能，且机械强度高、兼容性强，可直接替换传统阳极而无需对电解槽进行大幅改造。

一种内建电场增强的CuO/PdO@Pd-C异质结纳米材料及其应用

Resumen de: CN122303956A

本发明公开了一种内建电场增强的CuO/PdO@Pd‑C异质结纳米材料及其应用，属于纳米材料技术领域。该CuO/PdO@Pd‑C异质结纳米材料是以PdCl2·xH2O、CuCl2·2H2O、无水间苯三酚为原料通过溶剂热法制备得到。本发明的CuO/PdO@Pd‑C异质结纳米材料具有优异的电催化析氢性能，特别是在全pH范围以及天然海水介质中均表现出优异的催化活性和稳定性。本发明为开发低成本、高活性的非铂基析氢电催化剂提供了新思路，在可再生能源制氢、海水资源化利用及绿色能源存储等领域具有重要的科学意义和广阔的应用前景。

Cleaning system and cleaning method for optical member

Resumen de: CN122298740A

The present invention provides a cleaning system for cleaning an optical member comprising a soft glass material, the cleaning system comprising: a cleaning means for immersing the optical member in a cleaning liquid to perform ultrasonic cleaning, a tap water flushing means for flushing the optical member with tap water, and a pure water flushing means for flushing the optical member with pure water; a washing unit for washing the optical member with pure water, and a drying unit for drying the optical member from which the washing liquid is washed off; the pure water flushing unit comprises a hydrogen gas supply unit for supplying hydrogen gas, a hydrogen water generation unit for injecting the hydrogen gas into pure water to generate hydrogen water, a water purification tank filled with the hydrogen water, and a control unit for controlling the oxidation-reduction potential of the hydrogen water; the optical member is rinsed by immersing the optical member in hydrogen water in a water purification tank, and the oxidation-reduction potential of the hydrogen water is maintained at a predetermined value by the control means.

一种用于AEM电解槽的绝缘板结构

Resumen de: CN122303915A

0001 本发明涉及一种用于AEM电解槽的绝缘板结构，属于制氢技术领域。本发明基于对流体分配、气体收集及密封性能的优化需求，通过在长方体绝缘板顶面设计多区域对称且参数精确的水氧分配区，在底面设置带扰流柱与加强筋的氢气收集区，并构建由多组密封槽与特定材质密封圈组成的密封区，同时选用40%玻纤增强的聚苯硫醚（PPS）作为基材，实现了在1.6MPa高压运行工况下，反应介质的均匀分配、氢气的高效收集与分离、以及电解槽整体的密封可靠性和结构稳定性，为AEM电解槽的高性能运行提供了关键的结构支撑。

一种微生物腐蚀制备高熵合金电催化剂的方法

Nº publicación: CN122303869A 30/06/2026

Solicitante:

湘潭大学

Resumen de: CN122303869A

0001 本发明公开了一种用于电解水制氢的微生物腐蚀制备Al<0.6>CrFe<2>Ni<2>高熵合金催化剂的方法，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，选用块体Al<0.6>CrFe<2>Ni<2>高熵合金作为基体材料。合金经过SRB腐蚀后，表面生成的腐蚀产物FeS能促进材料的催化活性。将得到的催化剂作为工作电极用于电解水制氢，在碱性溶液中具有优异的OER活性和耐久性。与现有技术相比，本发明首次将微生物腐蚀与块体合金结合用于电解水工业化制氢领域，制备方法简单温和，具有潜在的应用前景，同时为其他非贵金属电解水催化剂的设计合成提供了理论指导和技术支撑。