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1102
results.
Updated on
21/08/2026 [07:00:00]
Results 425 to 450 of 1102
Absstract of: CN122406260A
0001 本发明提供了一种镍基磁性中空纤维自支撑电极及其制备方法和在磁场强化水分解反应中的应用，属于电催化功能材料技术领域。本发明通过在镍基体中引入至少一种不同还原电位和扩散速率的过渡金属，利用分子配位调控水热自组装过程，并结合后续热扩散处理，利用不同金属原子热扩散速率差异引发的柯肯达尔效应，在纤维内部形成中空结构，最终实现对纤维表面亚结构形貌、内部中空程度以及磁性能的协同调控，将该电极用于电解水反应时，可采用外磁场增强模式、内场增强模式或磁热辅助模式三种磁场增强模式，显著提升碱性电解水析氢和析氧反应的效率。
Absstract of: CN122406268A
本发明公开了一种钴/碳化钼自支撑电解水制氢电催化剂的制备方法及应用。本发明提供的钴/碳化钼自支撑电解水制氢电催化剂的制备方法，包括如下步骤：将含有钴元素、钼元素的前驱体与泡沫镍混合，水热反应，得到负载前驱体的泡沫镍；将负载前驱体的泡沫镍先低温处理再高温碳化，得到泡沫镍负载的Co/Mo2C催化剂。本发明通过特定工艺及条件制备出具有高性能、良好稳定性、较低过电位驱动工业级电流密度下电解水产氢的催化剂；且制备过程不涉及CH4/H2还原性气体，更安全、稳定。
Absstract of: CN122399828A
0001 本发明涉及能源转化技术领域，公开了一种B‑NiMo催化剂的制备方法及在海水析氢中的应用，该方法包括以下步骤：S1、将钼盐和镍盐分别用水溶解制成溶液，然后混合，并进行水热反应；反应完成后的料液进行冷却过滤，滤渣干燥，即为催化剂前驱体；将前驱体分散于水中，加入硼氢化钠进行还原反应，反应完毕后洗涤干燥，得到B‑NiMo催化剂。本发明通过硼氢化钠还原钼酸镍，成功合成了硼掺杂钼酸镍纳米复合材料（B‑NiMo），并将其用作高效水制氢催化剂。该 B‑NiMo 在以四羟基二硼（THDB）为牺牲剂的海水制氢反应中表现出优异的催化性能。
Absstract of: CN122399834A
本发明提供了一种裂解制氢催化剂及其制备方法和应用，氨裂解之情催化剂包括ZrO2‑Bi2O3‑SiO2三元复合载体以及负载在所述载体上的钴和锰。该氨裂解制氢催化剂以ZrO2‑Bi2O3‑SiO2为载体，负载钴和锰，载体形成了“高分散‑强吸附‑富空位”的催化界面，与负载的钴和锰协同作用，使得该催化剂具有优异的氨裂解制氢催化性能。
Absstract of: CN122399793A
本发明公开了一种协同高效产氢和降解有机染料亚甲基蓝的ZnWO4/Bi4Ti3O12制备方法，包括以下步骤：称取NaOH溶于去离子水中，持续搅拌后，加入；进行水热反应；干燥，得到最终样品Bi4Ti3O12(BTO)纳米球；将溶液B加入溶液A，放入烘箱中反应；获得ZnWO4(ZWO)纳米颗粒；将BTO按照不同质量比加入溶液A中至搅拌均匀；获得一系列x%ZWO/BTO(x=10，20，30)复合样品。本发明的制备方法采用一步水热法，工艺简单环保、可控性强，原料无毒、无需复杂设备，易于规模化生产。
Absstract of: CN122399844A
本发明提供一种钴掺杂的ZnCdS/MoS2异质结复合材料，所述异质结复合材料为二硫化钼纳米花与硫化锌镉纳米颗粒形成的异质结结构；其中，钴元素同时掺杂于二硫化钼晶格和硫化锌镉晶格中；所述硫化锌镉纳米颗粒均匀生长在二硫化钼纳米花表面，形成三维分级结构。本发明采用一步水热法、工艺流程简单，制备的异质结复合材料可用于光催化产氢，并且在外加磁场条件下达到更高的产氢效率，可作为理想的光催化产氢催化剂，为后续绿色能源的开发利用提供一个可行性选择。
Absstract of: CN122406296A
本发明公开了一种硼化钴镍纳米片电催化材料及其制备方法，采用泡沫镍为基体，采用镍和钴的混合盐溶液，通过一步还原法将CoNiB负载在泡沫镍上，还原剂为硼氢化钠，通过控制硼氢化钠与金属盐的摩尔比、添加速度调控催化剂的形貌，获得了具有垂直排列片状微观结构的自支撑电极CoNiB/N，本发明的硼化钴镍纳米片电催化材料及其制备方法，生产工艺简单，成本低，通过片状结构增加了反应的活性位点，有利于析氢过程中气体的释放，大幅度提高析氢和析氧反应的催化活性，具有优异的电催化性能。
Absstract of: CN122399916A
本发明公开了一种用于光催化析氢的双S型异质结光催化剂的合成方法，包括如下步骤：(1)将MXene材料进行煅烧处理，得到二氧化钛；(2)将三聚氰胺进行煅烧处理，得到石墨相氮化碳；(3)将四羧基苯基卟啉锌和步骤(1)中获得的二氧化钛加入乙醇溶液中，得到TZ复合材料；(4)将TZ复合材料和步骤(2)中获得的石墨相氮化碳分散在水中并搅拌均匀；(5)步骤(4)获得的样品离心，将所得固体进行真空干燥，得到双S型光催化剂gTZ。本发明通过将ZnTCPP，g‑C3N4和TiO2光催化材料制备成双S型异质结光催化剂，协同促进光生载流子的分离与定向迁移，有效抑制电子‑空穴复合，从而大幅提升光催化产氢性能。
Absstract of: CN122406330A
0001 本发明公开了一种具有磷化物/羟基氧化物活性界面的析氧电极及其构建方法和应用。所述构建方法包括：提供负载有钇掺杂镍铁磷化物前驱体的导电基底；将其置于碱性电解液中，施加阳极电位进行电化学原位活化，使前驱体表面部分重构，形成以结晶态钇掺杂镍铁磷化物为核、羟基氧化物为壳的复合活性界面；其中，在不高于1.40V的电位下即可通过原位拉曼检测到β‑NiOOH的特征峰。本发明制备的析氧电极在1mol/L KOH中，10mA/cm<2>过电位不高于150mV，100mA/cm<2>过电位不高于230mV；在不高于1.70V的阳极电位下，可维持不低于500mA/cm<2>的电流密度超过50小时。本发明实现了低电位重构和高电流密度长期稳定性，适用于碱性电解水析氧。
Absstract of: US20260201579A1
A hydrogen-producing cell includes a first and second electrode. The first electrode includes a cathode that includes a nickel single-atom graphdiyne porphyrin analogue (Ni-SGPA) catalyst material deposited on a substrate and the second electrode that includes an anode and a reference electrode. The electrolyte includes H2SO4. The cell also includes an electric power supply for applying a pulsed voltage between the foil and a reference electrode and counter electrode. Another hydrogen-producing cell includes a first and second electrode. The first electrode includes a cathode that includes a nickel single-atom graphdiyne porphyrin analogue (Ni-SGPA) catalyst material deposited on a substrate and the second electrode includes an anode and a reference electrode. The electrolyte includes KOH. The cell also includes an electric power supply for applying a pulsed voltage between the foil and a reference electrode and counter electrode.
Absstract of: US20260200730A1
0000 Metal borohydride, Me(BH<4>)
Absstract of: US20260201588A1
0000 A chemical plant in which an electrolysis section is arranged to receive at least a portion of a first steam feed and electrolyze it to provide a hydrogen stream and an oxygen-enriched stream. A first heat exchanger is arranged to receive at least a portion of the oxygen-enriched stream and a combustion air stream to transfer heat from the oxygen-enriched stream to the combustion air stream. The heated combustion air stream and at least a portion of an off-gas stream are arranged to be combusted in at least one burner to provide a combusted gas stream. The first heat exchanger is arranged to receive at least a portion of the combusted gas stream and said water stream. The first heat exchanger is arranged to transfer heat from the at least a portion of the combusted gas stream to the water stream to provide a cooled combusted gas stream and a steam stream.
Absstract of: US20260201577A1
0000 The invention pertains to an electrolysis system with a high-pressure electrolyzer for producing hydrogen (H2) and oxygen (O2) at a nominal pressure (PN). The system includes multiple electrolysis cells, each with two half-cells separated by an ion-permeable membrane, forming an anode chamber and a cathode chamber. An oxygen product line connects to the anode chamber, while a hydrogen product line connects to the cathode chamber. The hydrogen and oxygen product lines lead to respective gas separators. The system features compressed gas accumulators for hydrogen and oxygen, enabling pressurized gas to be supplied to the electrolyzer on both sides, with adjustable primary pressures. The invention also includes a method for operating the system, where the electrolyzer is precharged with pressurized gas, and differential pressures are regulated to ensure efficient operation. This system supports both proton-exchange membrane (PEM) and alkaline electrolysis for high-pressure hydrogen and oxygen production.
Absstract of: US20260201578A1
0000 Electrolyser stack and production unit are provided, in which the electrolyser stack include endplates and pull rods extending between the endplates. Feet are arranged at the endplates whereby each foot includes a downwardly directed support surface arranged to abut onto a production unit track or handling unit track whereby the production unit tracks are arranged to extend in parallel with the length axis of the electrolyser stack and whereby the electrolyser stack is movable along the production unit track by sliding the feet along upward facing horizontal slide tracks of the production unit track.
Absstract of: US20260200556A1
A method (100) for transporting hydrogen from a floating wind turbine (10) to a watercraft (11) is proposed in order to transport environmentally friendly energy generated by an offshore wind turbine from the offshore wind turbine to land in a simple and safe manner, wherein hydrogen is provided in a holding tank (31) of a floating wind turbine (10), wherein a watercraft (11) with a transportation tank (36) is positioned at the floating wind turbine (10), wherein the hydrogen is conveyed from the holding tank (31) to the transportation tank (36) by means of a line (35) configured to convey the hydrogen.
Absstract of: US20260202385A1
0000 The invention relates to a gas chromatographic system (1000) for detecting volatile organic compounds in an analyte (320) with a gas chromatograph (100) having an injector for injecting analyte (320), a pre-concentrator (120), a column (140) equipped with a stationary phase (141) and a gas detector (150) configured to detect the analyte (320) component eluted from the column (140). The invention suggests an aggregate (160) having an outlet coupled to the gas chromatograph (100) and being configured to receive and process a hydrogen containing medium (330) for generating hydrogen (310) and supplying the hydrogen (310) to the gas chromatograph (100). The invention further relates to such an aggregate (160) and to a method of operating such a chromatographic system.
Absstract of: US20260200820A1
0000 A system for converting CO<2 >to methanol includes a reverse water gas shift (“RWGS”) reactor configured to receive a first CO<2 >stream and a hydrogen gas stream under a sufficient temperature and a sufficient pressure for an RWGS reaction to proceed. The RWGS reactor outputs an exit stream that includes CO. The system also includes a heat exchanger/condenser in fluid communication with the RWGS reactor configured to remove water from products of the RWGS reaction to form a dried exit stream that includes CO; and a membrane contactor reactor configured to receive a combination of hydrogen, CO<2>, and the dried exit stream. The membrane contactor reactor also configured to output a first output stream including methanol dissolved in a sweep liquid and a second output stream including gaseous H<2>, gaseous CO, gaseous CO<2>, and gaseous methanol.
Absstract of: US20260201576A1
Methods and systems related to valorizing carbon dioxide are disclosed. A disclosed system includes a reverse water gas shift (RWGS) reactor, a carbon dioxide source connection fluidly connecting a carbon dioxide source to the RWGS reactor, an electrolyzer having an anode area and a cathode area, and a carbon monoxide source connection fluidly connecting the RWGS reactor to the cathode area. The RWGS reactor is configured to generate, using a volume of carbon dioxide from the carbon dioxide source connection, a volume of carbon monoxide in an RWGS reaction. The electrolyzer is configured to generate, using the electrolyzer and a reduction of the volume of carbon monoxide from the carbon monoxide source connection and an oxidation of an oxidation substrate, a volume of generated chemicals including hydrocarbons, organic acids, alcohol, olefins, or N-rich organic compounds.
Absstract of: US20260201582A1
0000 A symmetrical separator membrane for electrolysis of alkaline water and with homogeneous distribution of the pores. The membranes are obtained by dissolving a thermoplastic polymer in a dispersion comprising inorganic filler and organic solvent, degassing the solution, creating a membrane by applying the solution to a permeable medium positioned at the centre, with a double side casting technique in a coagulation bath, washing the membrane with alcohol, and drying the membrane. 0000 The present invention relates to a symmetrical separator membrane for electrolysis of alkaline water and with homogeneous distribution of the pores.
Absstract of: AU2025211056A1
The purpose of the present disclosure is to provide an electrolytic cell stack capable of increasing the amount of product generated by electrolysis while suppressing the temperature rise of the cell stack. An electrolytic cell stack (101) according to the present disclosure comprises: an electrolysis unit cell (105) that has a hydrogen electrode containing Ni, an oxygen electrode, and a solid electrolyte membrane and is formed in the circumferential direction of a base tube; and an interconnector that electrically connects a plurality of electrolysis unit cells arranged in the axial direction of the base tube. When the distance between the ends of the oxygen electrode, oriented in the axial direction of the base tube, in each electrolysis unit cell is defined as the width W of the electrolysis unit cell, and the area on the base tube in which the plurality of electrolysis unit cells are arranged is divided into a first end portion (10), a central portion (11), and a second end portion (12) along the axial direction, the widths W1, W3 of the electrolysis single cells (105b, 105c) positioned in the first end portion and/or the second end portion is 1.5 to 3 times greater than the width W2 of the electrolysis unit cell (105a) positioned in the central portion.
Absstract of: US20260201821A1
A thermal energy storage system with fluid flow insulation, the system including heated thermal storage blocks positioned within a housing, and a method for operating the thermal energy storage system, including providing a flow of fluid into the housing, the fluid convectively extracting heat from a top region, a side region and a bottom region of the thermal energy storage system, to generate heated fluid that insulates the thermal storage blocks from the housing and a foundation of the thermal energy storage system.
Absstract of: AU2024420375A1
The purpose of the present invention is to improve the safety of a hydrogen production plant. This hydrogen production plant (1) comprises: a solid oxide electrolysis cell (SOEC) (10) which produces a hydrogen-containing gas; and a discharge stack (30) into which the hydrogen-containing gas produced by the SOEC (10) is introduced and which discharges the introduced hydrogen-containing gas to air. The discharge stack (30) has a spray unit (32) which supplies, to the hydrogen-containing gas introduced therein, cooling water for cooling the hydrogen-containing gas.
Absstract of: WO2026151470A1
Systems and methods for generating hydrogen. The method includes activating an aluminum composition via alloying with at least one metal, reacting the activated aluminum composition in an aqueous ionic solution to produce hydrogen, and adding a catalyst to the aqueous ionic solution and the activated aluminum composition to increase the reaction rate between the activated aluminum composition and the aqueous ionic solution.
Absstract of: US20260201585A1
A manufacturing process determination method for a determination target molecule includes obtaining an isotope ratio δD of deuterium to protium contained in the determination target molecule; and determining that the determination target molecule is a molecule produced using a method including electrolyzing for generating hydrogen molecules by electrolysis of a liquid containing water when the isotope ratio δD is less than or equal to a predetermined threshold value.
Nº publicación: WO2026148798A1 16/07/2026
Applicant:
EVE HYDROGEN ENERGY CO LTD [CN]
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Absstract of: WO2026148798A1
The present application provides an electrode frame, a flow field plate assembly, and an electrolytic cell. The electrode frame is applied to the flow field plate assembly, and is provided with an accommodating cavity, a water inlet, a water outlet, and a first flow distribution channel, the accommodating cavity is configured to accommodate a plate mesh, and the water inlet is in communication with the accommodating cavity by means of the first flow distribution channel. The electrode frame further comprises flow distribution rows, each flow distribution row comprises at least two flow distribution members spaced apart, and the first flow distribution channel is internally provided with at least two flow distribution rows.
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