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Electrodeposition method and product

Resumen de: GB2642466A

An electrocatalyst comprising CuNiFe nanoparticles on a conductive substrate is described where the nanoparticles comprise less than 5 at % Fe. The electrocatalyst may comprise part of an electrode where the conductive substrate can be a metal foil such as Ta or a metal foam such as Ni. The nanoparticles may have a mean diameter from 100-150nm. Pulsed electrodeposition methods for producing conformal layers of metallic systems are also described. The off or near-off state during pulsed deposition allows concentration of metal near the deposition electrode to replenish.

SYSTEMS AND PROCESS FOR INTEGRATION OF LOW TEMPERATURE ELECTROLYSIS OF CARBON DIOXIDE WITH FUEL PRODUCTION

Resumen de: EP4678787A1

This invention provides systems and processes for the production of a hydrocarbon fuel. A gaseous feed comprised of a carbon dioxide rich feedstock, suitably derived from waste exhaust or from direct air capture, is used as an input for a carbon dioxide electrolysis unit. The carbon dioxide electrolysis unit comprises a bipolar membrane and operates under ambient temperature and elevated pressure. The electrolysis unit comprises at least first and second outputs, wherein the first output comprises a first effluent line that comprises a synthesis gas (syngas) product and the second output comprises a second effluent line that comprises a gaseous oxygen byproduct. The first effluent line is coupled to a synthetic production unit that can produce hydrocarbon fuels, such as kerosene or methanol.

A method for shelf-life maximization of cells in an assembled electrolyser cell stack and an electrolyser cell stack.

Resumen de: DK202430371A1

Initially an assembled electrolyser cell stack comprising at least alternatingly, Electrodes and bipolar plate assemblies and Diaphragms is provided. Stack internal process and flow volumes, namely catholyte flow volume and process chambers and anolyte flow volume and process chambers adjacent to and on each side of every diaphragm are simultaneously partially or completely flooded through each of stack internal catholyte manifold and stack internal anolyte manifold with a liquid alkaline conservation medium and O2 side electrolyte inlet connection, H2 side electrolyte inlet connection, anolyte and oxygen gas exit connection and catholyte and hydrogen gas exit connection are each sealed off adjacent to an electrolyser endplate after partially or completely flooding the mentioned stack internal volumes with the fluid conservation medium.

Systematic carbon emissions reduction method for whole process of steel production and casting

Resumen de: GB2642614A

Disclosed in the present invention is a systematic carbon emissions reduction method for a whole process of steel production and casting, comprising the steps of: hydrogen injection in a blast furnace. Hydrogen comes from a nuclear hydrogen production system, hydrogen production based on water electrolysis, and hydrogen production based on coke oven gas-steam reforming; electric energy consumed by hydrogen production based on water electrolysis comes from gas power generation, steam residual pressure power generation, solar power generation, wind energy power generation, and nuclear power generation; combustible gas used for gas power generation is coke oven gas, blast furnace gas, and converter gas; steam in steam residual pressure power generation comes from a sintering waste heat boiler; steam in hydrogen production based on coke oven gas-steam reforming is low-pressure steam after residual pressure power generation; the final product is a cast steel profile, a casting material of a high-carbon spheroidal graphite cast iron profile having a carbon content of 2-4% and a silicon content of 2-4%, and a casting material of a high-carbon spheroidal graphite cast steel profile having a carbon content of 1-2% and a silicon content of 1-1.9%; the waste of the final product enters a converter or an electric furnace for cyclic smelting.

방음 실드를 갖는 수소 생성기

Resumen de: AU2024270923A1

A hydrogen generating device provided with a sound insulation cover and a hydrogen generating device provided with a novel power module. The hydrogen generating device comprises a water tank, an electrolytic cell, a humidifier, a refining device, and a sound insulation cover; the water tank is used for containing electrolyzed water; the electrolytic cell is arranged in the water tank and is used for electrolyzing water to generate hydrogen-containing gas; the humidifier is provided with a humidifying chamber for containing supplementary water; the refining device is arranged in the humidifier and is used for refining the hydrogen-containing gas; the sound insulation cover is arranged in the humidifier and is provided with a sound insulation cavity, a connecting tube connecting the water tank and the refining device, and a gas outlet hole; the hydrogen-containing gas passes through the connecting tube and the refining device and flows into the supplementary water in the sound insulation cavity, and then the hydrogen-containing gas flows into the humidifying chamber through the gas outlet hole. Thus, according to the present invention, sound generated when the hydrogen-containing gas flows in the device can be insulated by means of the sound insulation cover, so as to improve the experience effect, and heat dissipation can be effectively carried out on a circuit board, thereby improving the operation efficiency.

一种电解水制氢测试装置

Resumen de: CN121320988A

本发明提供电解水制氢测试装置,包括：电解槽，所述电解槽通过管线与阳极循环水罐连接，所述电解槽通过管线与背压阀一连接，其背压阀一用于提升阳极循环水罐至背压阀一之间的水压，所述电解槽通过背压阀一、管线以及阳极循环水罐与阳极气液分离罐连接，所述阳极气液分离罐的顶部通过管线与阳极排放口连接，与现有技术相比，本发明具有如下的有益效果：通过在电机槽与阳极循环罐之间安装背压阀一，且阳极循环水泵采用高扬程水泵，通过满足制氢电解槽测试所需的高压工况，阳极循环水罐和阴阳极分离罐均采用低压罐体，有助于降低设备费用，减少高压设备的使用数量。

一种用于降低碱性制氢装置启动时间的极板及其组装工艺

Resumen de: CN116377465A

The invention is applicable to the related technical field of hydrogen production, and provides a polar plate for reducing the starting time of an alkaline hydrogen production device and an assembly process thereof.The main polar plate comprises a metal ring, two partition plates which are symmetrically arranged are fixedly connected to the inner wall of the metal ring, holes are evenly distributed in the metal ring, a cavity is formed between the holes and the two partition plates, the partition plates are 0.6 mm steel plates, and the metal ring is made of stainless steel. The distance between the two partition plates is 0.8 mm. A cavity is formed in the metal ring under the action of the partition plates, when the alkaline hydrogen production device is started, water at the constant temperature of 85 DEG C is injected into a new drainage basin 2 hours ahead of time by a technician, circulation is conducted to heat the electrolytic bath till the electrolytic bath is heated to 65 DEG C, at the moment, the alkaline hydrogen production device is started, circulation of the water at the constant temperature of 85 DEG C is stopped, and therefore the alkaline hydrogen production device is started. And the temperature of the alkaline hydrogen production electrolytic cell is increased from 65 DEG C to 85 DEG C. The time is 2 hours; the starting time of the alkaline hydrogen production device is shortened to 2 hours, and the energy consumption of the alkaline hydrogen production devi

一种多元合金类析氢电极及其制备方法和应用

Resumen de: CN121321035A

本发明提供了一种多元合金类析氢电极及其制备方法和应用，涉及供氢能技术领域。本发明的制备方法包括如下步骤：S1.配置电镀液：将金属盐和添加剂加入水中溶解，调节pH值为7~12，得到电镀液；S2.将镍基底至于S1的电镀液中进行直流电沉积，在镍基底表面形成催化剂镀层，得到多元合金类析氢电极。本发明通过将镍基底放置值特定pH的电镀液中，通过多金属盐和添加剂的协同调控，结合具体的电沉积参数可以有效调控样品表面的微观形貌，改善镀层的比表面积，增强了镀层与基底的结合程度，形貌调控后可以明显提升电极的催化性能和多元合金类析氢电极的长期稳定性，可以更好适应于碱性电解水制氢的应用要求。

一种IrSnOx/Ti多孔传输电极及其制备方法和应用

Resumen de: CN121321024A

本申请属于电解水制氢材料技术领域，公开了一种IrSnOx/Ti多孔传输电极及其制备方法和应用。其制备方法包括以下步骤：S1、对钛毡表面进行预处理；S2、以钛毡为阴极，铂片电极为阳极，在锡电沉积液中进行恒电流锡沉积至锡的载量为0.3mg/cm2‑2mg/cm2，得到Sn/Ti电极，去离子水冲洗，干燥；S3、在三电极体系中，以Sn/Ti为工作电极，饱和甘汞电极和铂片电极为参比电极和对电极，在氧化铱电沉积液中进行恒压电沉积非晶态氧化铱至铱的载量为0.2mg/cm2，得到IrSn/Ti电极；S4、将IrSn/Ti电极于200‑500℃下热处理0.5‑5h，得到IrSnOx/Ti多孔传输电极。本申请能够能够有效降低膜电极贵金属用量，且均匀包覆钛毡，具有优异稳定性。

一种耐腐蚀碱水电解槽端板及其电解槽

Resumen de: CN121321005A

本发明公开了一种耐腐蚀碱水电解槽端板及其电解槽，包括两个端板组件，端板组件包括端板本体，端板本体的上下两端均对称开设有两个安装插孔，端板本体的两侧均对称开设有两个定位插孔，两个端板本体之间通过定位插孔连接有定位安装组件，定位安装组件用于对两个端板本体进行固定安装，两个端板本体之间通过安装插孔连接有冷却输入组件，冷却输入组件用于对两个端板本体进行进水冷却。本发明针对电解反应时，会造成端板温度升高，使端板耐腐蚀性下降的问题，公开的一种耐腐蚀碱水电解槽端板及其电解槽在工作中，通过设置的冷却水在流经端部箱中时对端板本体进行散热，避免因端板本体温度过高造成耐腐蚀性降低，提高电解过程中端板本体的耐腐蚀性。

一种Ru基PEM电解水自支撑阳极电极及其制备方法与应用

Resumen de: CN121321025A

本发明涉及催化电极技术领域，公开了一种Ru基PEM电解水自支撑阳极电极及其制备方法与应用，其制备方法包括：称取水溶性Ru盐加入到去离子水中混合得到Ru盐溶液；以导电基底为工作电极与参比电极和对电极构建三电极体系，置于含Ru盐溶液的电解槽内，采用计时电位法进行电沉积；将电沉积完成后的导电基底清洗，干燥，然后焙烧，得到于所述导电基底表面原位生长RuOx颗粒构筑的Ru基PEM电解水自支撑阳极电极。本发明的自支撑阳极电极，以导电材料为基底，通过电沉积结合空气焙烧方法负载具有析氧活性的催化剂。其采用电沉积通过电化学键合使催化剂与基底紧密结合，避免了粉末催化剂使用粘结剂导致的界面电阻和脱落问题。

一种磺化聚苯硫醚/钛酸盐碱性水电解复合隔膜及其制备方法

Resumen de: CN121321071A

本发明涉及一种磺化聚苯硫醚/钛酸盐碱性水电解复合隔膜及其制备方法，包括如下步骤：(1)将聚苯硫醚(PPS)网格支撑层进行磺化反应制备磺化聚苯硫醚(sPPS)；(2)将粘结剂、致孔剂和亲水性无机纳米填料溶于溶剂中配置成均匀的铸膜液；(3)将步骤(2)所得铸膜液脱泡后均匀的刮涂到步骤(1)所得sPPS网格支撑层上下两侧；(4)将步骤(3)所得液膜经过预蒸发、相转化和后处理得到磺化聚苯硫醚碱性水电解复合隔膜。本发明所得复合隔膜支撑层与粘结剂和亲水性无机纳米填料之间接触紧密，且具有优异亲水性、热稳定性和机械强度。

一种以富铁煤矸石为原料的制氢方法

Resumen de: CN121317631A

本发明提出一种以富铁煤矸石为原料的制氢方法，涉及氢能技术领域，包括以下步骤：步骤一，富铁煤矸石前处理与富铁精矿制备：所述富铁煤矸石中全铁（TFe）含量≥10%，二价铁（Fe²+）占比≥70%；步骤二，高温高压水热制氢反应：将步骤一制备的富铁精矿与水或水蒸气、以及Cr/Ni/Mo复合催化剂，一同置入高温高压水热反应釜中，进行水热反应生成含氢气的混合气体；步骤三，氢气提纯：对步骤二生成的含氢气混合气体先进行一级提纯，所述一级提纯采用变压吸附方法，吸附剂为活性炭与13X分子筛组合，通过四塔循环工艺；再进行二级提纯，采用钯银合金膜分离，操作温度350~400℃；本发明有助于解决传统化石能源制氢带来的高碳排放问题。

一种纳米棒状IrO2催化剂、制备方法及应用

Resumen de: CN121317911A

本申请公开了一种纳米棒状IrO2催化剂、制备方法及应用，纳米棒状IrO2催化剂的制备方法包括：将铱源和金属氧化物分散于碱液中进行反应，得到以金属氧化物为硬模板的氢氧化铱前驱体；将氢氧化铱前驱体与熔盐剂混合，在氧化性气氛下于400~600℃煅烧，得到预产物，其中，煅烧的升温速率为20~60℃/min；将预产物进行提纯，得到纳米棒状IrO2催化剂。本申请中，金属氧化物为硬模板可以使IrO2晶体沿(110)晶面定向快速生长，熔盐剂可以为IrO2提供均匀的反应条件，使产物形貌均一，较快的升温速率可以驱动IrO2更容易形成纳米棒状的IrO2。本申请制备的纳米棒状IrO2稳定性更好。

一种碱水电解槽的密封装置及其工作方法

Resumen de: CN121321004A

本发明公开了一种碱水电解槽的密封装置及其工作方法，包括中层支撑盘，所述中层支撑盘的底端设置有下支撑盘，且所述下支撑盘、中层支撑盘之间卡嵌有钢套，所述下支撑盘的底端边缘位置处设置有用于和中层支撑盘连接的笼柱栓接结构，所述下支撑盘顶端开口的边缘位置处一体成型有向上延伸的内螺纹上延管，所述中层支撑盘的顶端设置有上密封头。本发明在当碱水电解槽工作时产生气体时，产生的气体通过双腔导气通道进入到气压型弹性定位结构以及涨紧套中，使得涨紧套紧紧压在电极杆外壁上，使得涨紧套与电极杆外壁之间的接触力是随着气体压力的增大而增大。

一种带有氢氧分离功能的碱性alk电解测试装置

Resumen de: CN121321089A

本发明公开了一种带有氢氧分离功能的碱性alk电解测试装置，包括机架，所述机架的内部安装有碱性alk电解槽本体，且所述碱性alk电解槽本体内部的竖直中心基准面上安装有将碱性alk电解槽本体分为两个独立腔室的复合聚合物隔膜，所述机架顶端的两侧分别安装有氧气排气道、氢气排气道，氧气排气道、氢气排气道分别与碱性alk电解槽本体的其中一个独立腔室相连通。本发明在电解槽设计中采用复合聚合物隔膜，并结合副吸附罐和主吸附罐，分别利用碳分子筛颗粒和沸石分子筛来吸附氧气和氢气，以达到氢氧分离的功能，确保在电解过程中氢气和氧气的纯度始终保持在较高水平。

一种防水电解装置

Resumen de: CN121313016A

本发明公开了一种防水电解装置，其包括组件外壳、电解组件以及壶体底座，该壶体底座的中部开设有进水开口，该组件外壳安装在该进水开口上，该组件外壳包括上壳体和下壳体，该电解组件安装在该上壳体与该下壳体之间，该电解组件包括第一电解片、第二电解片以及离子膜，该第一电解片设置在该离子膜的下端，该第二电解片设置在该离子膜的上端，二者平行布置，该离子膜夹设于两者之间，构成电解反应单元。使电解过程中产生的气体顺畅排出，避免气泡聚集，提高电解效率与反应稳定性；通过密封胶套的包覆结构及其密封卡槽设计，使第一电解片、第二电解片和离子膜的边缘实现密封固定，防止电解液渗出，显著提升防水性能。

过氧化氢发生装置及其应用

Resumen de: CN119491243A

The invention relates to the technical field of household appliances, and provides a hydrogen peroxide generating device and application thereof. The hydrogen peroxide generating device comprises a shell, a liquid inlet and a liquid outlet, the liquid inlet and the liquid outlet are formed in the shell, the liquid inlet is used for being connected with a water supply component, a cathode piece and an anode piece which are used for electrolyzing water to generate a hydrogen peroxide solution are arranged in the shell, and the liquid outlet is used for discharging the generated hydrogen peroxide solution. According to the hydrogen peroxide generating device provided by the invention, water entering the shell through the liquid inlet can be electrolyzed to generate the hydrogen peroxide solution, and the generated hydrogen peroxide solution is discharged through the liquid outlet; the hydrogen peroxide generating device can be applied to household appliances such as clothes washing equipment, clothes processing equipment, an air conditioner, a dehumidifier, a refrigerator and a dish washing machine, can play a good role in cleaning, odor removal, disinfection, sterilization and the like, reduces the use of detergent, and improves the use experience of a user.

水素発生成形体

Resumen de: JP2026003391A

【課題】クラックの発生又は成長が効果的に抑制された水素発生成形体を提供する。【解決手段】水と接触することによって水素を発生する水素発生成形体であって、（１）水素発生成形体は、順に積層された第１樹脂含有層、第２樹脂含有層及び第３樹脂含有層を含み、（２）第２樹脂含有層は、水分と接触することにより水素を発生し得る水素発生粒子を１～１５重量％含み、（３）第１樹脂含有層及び第３樹脂含有層は、水分と接触することにより水素を発生し得る水素発生粒子を０重量％以上３重量％未満含み、（４）第１樹脂含有層、第２樹脂含有層及び第３樹脂含有層の合計厚みが２５～３０μｍであり、（５）第２樹脂含有層の厚みが５～８μｍである、ことを特徴とする水素発生成形体に係る。【選択図】図１

System and method for producing pressurized hydrogen from a solid oxide electrolyser connected to an electrochemical hydrogen compressor

Resumen de: FI20245884A1

The invention relates to a system and method for producing pressurized hydrogen from a solid oxide electrolyser connected to an electrochemical hydrogen compressor. The system comprises a solid oxide electrolyser (SOEC) (1), which is configured to generate hydrogen; an electrochemical hydrogen compressor (EHC) (2), which is configured to pressurize said hydrogen generated by said SOEC; and a first recovery circuit, which is configured to recover water exiting the cathode (2c) of the EHC (2) by providing a return path through the EHC (2) to the cathode (1C) of the SOEC (1) for consumption. An optional second recovery circuit is configured to recover heat from at least one output flow (4, 5) of the SOEC (1) to a heat exchanger (15), which is configured to heat said return path (4,18) at the cathode (1C) of said solid oxide electrolyser (1).

一种高熵氧化物电解水催化剂及其制备方法和应用

Resumen de: CN121321028A

本发明公开了一种高熵氧化物电解水催化剂及其制备方法和应用，属于催化剂技术领域，包括以下步骤：将钴盐、铁盐、镍盐、锰盐、锌盐、钼酸盐和柠檬酸溶解于溶剂中，于180‑200℃下加热干燥4‑8h得(Co0.2Fe0.2Ni0.2Mn0.2Zn0.2)MoO4前驱体；对(Co0.2Fe0.2Ni0.2Mn0.2Zn0.2)MoO4前驱体进行煅烧，得(Co0.2Fe0.2Ni0.2Mn0.2Zn0.2)MoO4催化剂。本发明制备过程简单，安全性高、原料来源丰富且成本低，易于大规模制作，且制备得到的催化剂在碱性电解液中具有较好的催化活性，在长时间催化作用过程中，性能保持稳定。

电解水装置、催化剂及其制备方法和应用

Resumen de: CN121320991A

本发明涉及催化剂技术领域，特别涉及一种电解水装置、催化剂及其制备方法和应用。本申请的电解水装置包括膜电极，膜电极包括离子交换膜和设于离子交换膜的催化层，催化层包括催化剂，催化剂包括SiOC及位于SiOC的孔隙和/或位于SiOC的表面的活性物质和导电剂，活性物质包括金属、金属氧化物、金属合金中的至少一种。SiOC可以有效锚定活性物质与导电剂，提高催化剂的稳定性，同时导电剂提升电子的传导能力，综合提升了催化剂的性能，进而提高电解水装置的性能。

高原氢氧机用超低铂铱载量复合纳米纤维膜电极制备方法

Resumen de: CN121321030A

本发明涉及电解水电极制备技术领域，且公开了高原氢氧机用超低铂铱载量复合纳米纤维膜电极制备方法，该方法以聚丙烯腈为核层材料，分别以乙酰丙酮铂、乙酰丙酮铱配合硼酸等为壳层材料，经同轴静电纺丝、干燥及煅烧工艺，制得阴极用碳@Pt‑碳点复合纳米纤维膜、阳极用碳@Ir‑碳点复合纳米纤维膜，两种电极均为核壳结构，内层为石墨碳纳米纤维，外层分别为Pt/B/N、Ir/B/N共掺杂碳点，Pt、Ir理论载量均低至0.02mg/cm‑2，且具层次介孔与柔性自支撑特性。该工艺简单可放大，所得阴阳极配套用于高原氢氧机，能降贵金属成本并保障电解性能，为高原人员提供呼吸保障，具重要价值。

电解含氧酸盐的水溶液时阳极的选择

Resumen de: CN121321017A

本发明重在解决含氧酸盐水溶液电解时阳极的材料问题。该技术中的阳极不用金属钛、铱、钽、铂、锡、锑或它们的氧化物，而直接使用相对便宜的金属铅。这样做的主要目的：一是降低相关电解工艺的成本，二是增大电解时的安全电流，提高电解时的效率。该技术在工业制酸、制碱、制氢、制氧、制过氧化氢的应用中意义重大。

硼掺杂碳纳米纤维负载钌金属纳米颗粒HER催化剂及其制备方法和应用

Nº publicación: CN121321031A 13/01/2026

Solicitante:

西安交通大学

Resumen de: CN121321031A

本发明属于电催化析氢技术领域，具体涉及一种硼掺杂碳纳米纤维负载钌金属纳米颗粒HER催化剂及其制备方法和应用。包括以下步骤：在溶剂中，以聚苯乙烯和聚乙烯吡咯烷酮为溶质，以可溶性钌盐作为钌源，以硼源作为掺杂剂，制备纺丝液；采用静电纺丝工艺，将纺丝液制成纳米纤维薄膜；将纳米纤维薄膜进行预氧化和碳化处理，制得硼掺杂碳纳米纤维负载钌金属纳米颗粒催化剂。本发明通过引入硼掺杂，有效增强了碳纤维载体与钌纳米颗粒之间的电子相互作用，强有力地锚定了钌纳米颗粒，防止其在催化过程中迁移和团聚，并且优化了钌活性中心的电子结构，降低了其对氢中间体的吸附自由能，从而提升了本征催化活性，本发明方法简单，适合工业化生产。