Absstract of: AU2022368740A1
Methods and systems for splitting one or more of water and carbon dioxide are disclosed. Exemplary methods can operate under substantially isothermal conditions. The methods can include use of a material including two or more spinel phases in a solid solution. The solid solution can include oxygen, aluminum, and one or more transition metals.
Absstract of: CN118441291A
本发明提供甲烷辅助高温电解制氢的方法和装置,应用于固体氧化物电解池,所述固体氧化物电解池包括镍基阴极、电解质和阳极,所述方法包括:将水和二氧化碳作为原料通入固体氧化物电解池在镍基阴极得到氢气和一氧化碳;将不同比例的甲烷气体在对应的反应阶段通入固体氧化物电解池,在阳极得到附加产物合成气体;从镍基阴极得到的氢气和一氧化碳、阳极得到的附加产物合成气体中提取得到氢气。本方法通过引入甲烷的还原性燃料,使之与固体氧化物电解池耦合来降低阴阳极之间的电势差,并利用多阶段不同浓度的甲烷依次输入消耗电解过程中产生的杂质气体,输出高品位合成气,提高生成附加气体的资源利用效能。
Absstract of: CN118447977A
本发明公开了一种适用于拓扑析氢材料的筛选方法,包括材料预选、第一性原理计算、氢吸附/析出性能计算和筛选优化;选择拓扑绝缘体材料Bi2Se3作为候选对象,通过以下步骤进行筛选和优化:S1:材料预选:将Bi2Se3纳入候选材料库,并对其进行初步评估;S2:第一性原理计算:使用DFT方法对Bi2Se3的能带结构、表面态等关键拓扑参数进行计算;评估其电子传输特性和能带间隙,以预测其潜在的析氢性能;S3:氢吸附/析出性能计算:计算Bi2Se3在氢吸附和析出过程中的能量变化和反应活化能;考虑不同的氢覆盖度和吸附位点,全面评估其氢吸附/析出性能。本发明成功筛选出具有优异拓扑性质和析氢性能的Bi2Se3材料,为氢能技术的发展提供了有力支持。
Absstract of: CN118441324A
本发明公开一种碱性电解水制氢电极的活化方法及设备。所述方法包括步骤:S1:使用碱性溶液对电极进行活化处理;以及S2:清理所述电极上附着的碱性溶液;其中,上述步骤S2至少包括:S21:气流除液步骤,使用加压气流吹除所述电极上附着的碱性溶液,以减少碱性溶液在所述电极上的附着量;和S22:多级水洗步骤,使用水对经上述气流除液步骤处理后的电极进行多级清洗,以逐次降低附着于所述电极上的碱性溶液的浓度。本发明提供的碱性电解水制氢电极的活化方法及设备,能够有效提升清洗效率和清洗质量,不残留碱液,防止碱渍和水迹等品质异常的发生。
Absstract of: CN118441319A
本发明涉及一种用于大规模电解水制氢系统的控制方法。获取电解制氢系统的运行数据,用于反馈电解制氢系统的运行状态和测量系统外部扰动;以制氢收益最大化为目标,以储罐压力限制为约束条件,建立电解制氢产量的长期预测模型;建立短期实时控制模型,以减小实际值与参考值的偏差;执行器根据短期实时控制模型输出的电流命令进行实时调控,进而优化氢气产量和制氢成本。与现有技术相比,本发明的控制方法充分利用了模型预测控制的优势,实现电解水制氢系统的高效、稳定运行,优化制氢成本,提高制氢效率。不仅能够根据能源价格变化进行产量规划,还能够实时调整电解槽运行参数,适应系统变化,保证制氢过程的经济性和稳定性。
Absstract of: CN118441320A
本发明涉及电解控制技术领域,具体为一种PEM制氢控制方法及系统,包括以下步骤:基于电解池设计需求,采用计算流体动力学模拟,进行电极结构改进,优化电极活性区域布局,并进行气体扩散层优化,调整孔隙率分布匹配气体流动,生成电极与扩散层结构优化设计。本发明中,通过计算流体动力学模拟优化电极结构和气体扩散层,提升了氢气的产率和质量,实时监测电解池参数与环境变化的自适应调节提升了系统的能效和响应性,持续的数据采集与性能趋势分析增强了制氢过程的精细控制,而设备性能的实时监测与偏差分析提高了设备的可靠性与寿命,能源消耗数据的分析和优化降低了成本,并通过对生产需求的动态调整,提高了电解池的适应性与经济效益。
Absstract of: AU2022372236A1
A method of fabricating a catalyst on a substrate comprising: providing a substrate having a layer of metal thereon; and contacting the layer of metal with a corrosive solution to form the catalyst.
Absstract of: WO2024156445A1
The present invention relates to an electrolysis system (300) for generating hydrogen, the system comprising: an electrolyser (302) comprising an electrolyte water inlet (303), a first gas outlet (304) and a second gas outlet (306); an electrolyte pump (314) for supplying the electrolyte water inlet of the electrolyser (302) with electrolyte water, said electrolyte pump being configured to be powered by pressurised gas; an air storage tank (354) for storing pressurised air, wherein the air storage tank (354) comprises a first air outlet (313) that is connected or connectable to the electrolyte pump (314) for selectively driving the electrolyte pump (314) with pressurised air stored within the tank (354); and means for pressuris ing air within the air storage tank (354) via pressurised gases received from the first and/or second gas outlet (304, 306).
Absstract of: AU2022423716A1
An SOEC core plant, comprising a plurality of SOEC stacks assembled in a plurality of SOEC cores, wherein each of the SOEC cores may be individually isolated and controlled in-dependently from the other SOEC cores of the plant.
Absstract of: WO2023117176A1
The invention relates to a method for producing a membrane electrode arrangement (10) for an electrolysis cell (12) for the electrochemical separation of water into hydrogen and oxygen, comprising the steps of: - providing a substrate (14) having a first surface (16) and a second surface (18), which faces away from the first surface (16), - coating at least one of the surfaces (16, 18) of the substrate (14) with a catalyst material (20, 22), - immersing the coated substrate (14) in an extraction agent (24), by means of which a solvent is at least partially extracted from the catalyst material (20, 22), and - drying the coated substrate (14) at a temperature that is lower than 60°C, preferably lower than 50°C, particularly preferably lower than 48°C. The invention additionally relates to a membrane electrode arrangement (10).
Absstract of: CN116671633A
The invention discloses application of hydrogen storage oyster calcium in special medical purpose food, health care products and medicines for preventing and treating type I diabetes mellitus, relates to the technical field of biology and medicine, and discloses application of hydrogen storage oyster calcium in special medical purpose food, health care products and medicines for preventing and treating type I diabetes mellitus. The hydrogen generator can react with water to generate hydrogen, can continuously release high-concentration hydrogen, and has a remarkable effect on prevention and treatment of type I diabetes mellitus.
Absstract of: CN118415492A
本发明提供一种高原环境用富氢水杯,包括水杯本体,水杯本体的底端设置有电解主体,水杯本体的内部设置有隔板,隔板的相对侧与水杯本体的内侧壁贴合,且隔板与水杯本体的内侧壁固定连接,隔板将水杯本体的内腔分为富氢腔以及富氧腔,富氧腔的上方设置有第一泄压组件,隔板的底部设置有连通槽,隔板的上端固定连接有密封块,富氧腔的内侧壁上设置有加热件,氢气会不断挤压在富氢腔的内部,使得富氢腔中的压力会不断的增加,在压力增加的情况下,气体分子的密度也会相应增加,由于氢分子与水分子之间的碰撞次数增加,它们之间的相互作用机会也随之增多,提高了氢分子与水分子的融合速率。
Absstract of: CN116671632A
The invention discloses application of hydrogen storage oyster calcium in special medical purpose food, health care products and drugs for inhibiting non-small cell lung cancer, relates to the technical field of biology and medicine, and discloses application of hydrogen storage oyster calcium in special medical purpose food, health care products and drugs for inhibiting non-small cell lung cancer. The hydrogen can react with water to generate hydrogen, high-concentration hydrogen can be continuously released, and a remarkable effect on inhibiting the non-small cell lung cancer is achieved.
Absstract of: CN118422258A
本申请提供了一种用于高效海水电解的Ni2P@NiFeS/NF催化剂及其制备方法、应用,属于电催化领域。该方法包括:1)将清洗后的泡沫镍以镍盐的水溶液作为电解质溶液在三电极体系下进行电化学沉积,反应后洗涤、干燥获得前驱体1;2)将前驱体1置于管式炉下游,NaH2PO2作为磷源置于管式炉上游,流动氩气下高温磷化获得前驱体2;3)将步骤2)中得到的前驱体2以镍盐、铁盐和硫源的水溶液作为电解质溶液在三电极体系下进行循环电化学沉积,反应后进行洗涤、干燥,获得电解海水催化剂。本申请催化剂先将Ni2P负载在泡沫镍(NF)上,又在Ni2P上负载了S掺杂的NiFe LDH结构,形成一种多层异质的自支撑稳定结构,制备方法简单,催化剂成本低,并且在电解海水中有很好的催化效果。
Absstract of: US2023183083A1
Methods and systems for ammonia production are provided. An exemplary method includes electrolyzing water to form H2 and O2; contacting a reformer feed stream including hydrocarbons, O2 from electrolysis, and an oxidant stream including O2 and N2 to form a reformed stream including H2, CO, CO2, and N2; contacting the reformed stream with a water-gas shift catalyst to form a shifted stream including H2, CO2, and N2; separating the shifted stream to form a captured stream including CO2 and an ammonia production feed stream including H2 and N2; and reacting the ammonia production feed stream, and optionally H2 from electrolysis, to form ammonia.
Absstract of: CN118422230A
本发明涉及一种新型电解槽和分离装置,包括:电解槽,其用于水电解产生氢气和氧气;封头一,电解槽内电解出来的氢气和碱液混合物通过管道一进入封头一进行气液分离;封头二,电解槽内电解出来的氧气和碱液混合物通过管道二进入封头二进行气液分离;接口一;接口二;循环泵,封头一内分离的碱液经过接口一在循环泵提供动力的情况下通过进液口输送回电解槽内,封头二内分离的碱液经过接口二在循环泵提供动力的情况下通过进液口输送回电解槽内。本发明的新型电解槽和分离装置,是在电解槽两边的端压板改成封头结构,经过电解槽电解后的气体和碱液混合物先进入封头腔体内进行分离,然后分离后的气体和碱液再分别进入分离器进行处理和循环。
Absstract of: CN118419974A
本发明提供了一种铋酸铜的制备方法和应用。该制备方法包括如下步骤:将Bi2O3、CuO和NaOH混合,在黑暗条件下研磨,然后在黑暗潮湿条件下进行反应,得到所述铋酸铜。本发明提供了一种低温条件下采用固相法制备CuBi2O4半导体材料的新方法,原材料选用Bi2O3与CuO,两者都易于获取且价格便宜,制备过程中方法简单,对仪器设备、环境温度等条件要求宽泛,且制备周期短,产物纯净,适合进行大规模生产应用。本发明通过在特定条件下研磨并在特定条件下进行反应得到的铋酸铜,其作为光催化剂降解水污染物时具有优异的降解率。
Absstract of: CN118422238A
本发明适用于光电催化分解水技术领域,提供了一种WO3/CuWO4‑CuO分级异质结光电极的制备方法,制备方法为:采用一步水热法在FTO导电玻璃上制备WO3纳米棒阵列薄膜;利用电沉积技术将Cu2O颗粒沉积到WO3纳米棒表面,经过热处理反应,原位生成WO3/CuWO4异质结构纳米棒阵列薄膜;配制Cu(C2H3O2)2·2H2O溶液,采用种子层诱导的两步法在WO3/CuWO4薄膜表面负载一层CuO纳米针,最终得到WO3/CuWO4‑CuO分级异质结构复合光电极。本发明制备的分级异质结光电极不仅能够拓宽可见光吸收能力,促进光生载流子的分离和传输,还可提供反应活性位点和传质通道,加速光电催化分解水反应。
Absstract of: AU2022404614A1
The invention relates to an electrolysis cell (1) comprising a cell casing (2) and a sheet-like separator (3), wherein an anode chamber (4) and a cathode chamber (5) separated by the sheet-like separator (3) are defined by the cell casing (2) and wherein the anode chamber (4) and the cathode chamber (5) comprise an anode (6) and a cathode (7), respectively, characterized in that the cell casing (2) comprises at least two sheets of metal foil (8, 9) each having a circumferential rim region (10, 11), wherein the sheets of metal foil (8, 9) are affixed to each other in the rim regions (10, 11) by an electrically isolating adhesive bond (12) between the sheets of metal foil (8, 9), and wherein the sheet-like separator (3) is mounted in the cell by being included in the adhesive bond (12) between the rim regions (10, 11), and an electrolyzer comprising a plurality of such electrolysis cells (1).
Absstract of: CN118422240A
一种具有分形结构的电解槽极板,属于水电解制氢设备技术领域,极板在入口侧通过设计分形入口结构优化入口处电解液的流动,实现电解液在整个极板表面上的均匀分布,包括圆形和矩形极板两类:圆形极板的分形入口结构设计为弧形通道结构;矩形极板的分形入口结构设计为矩形通道结构。另外,极板表面可以为平面结构,也可以分布凹凸结构。还可以对极板表面进行处理,提高其电化学活性和耐腐蚀性。本发明提供的电解槽极板能够优化电解液在极板流场上的分布均匀性,改善气液两相流动性质,降低极板上的流动阻力,消除局部热点,提升电解槽的电解效率;另外,本申请采用的分形入口结构优化设计思路还可以应用于燃料电池的极板,具有广泛的应用前景。
Absstract of: AU2022394749A1
The intervention relates to an electrolysis unit A fluid manifold system is feeding electrolytic solution into the electrolytic cells and discharging the electrolytic solution out of the electrolytic cells. The cavity of an expandable closing means is pressurized so that its shell expands and the volume of the cavity increases. The expandable closing means is arranged within the fluid manifold system, so that the fluid manifold system is open for the passage of electrolytic solution if the expandable closing means is in a depressurized state and the fluid manifold system is closed for the passage of electrolytic solution if the expandable closing means is in a pressurized state.
Absstract of: WO2024158273A1
The invention relates to the field of energetics and is intended for producing a gaseous oxygen-hydrogen mixture for fueling power generation systems. An electrolytic system for a generator of a gas mixture for fueling internal combustion engines contains a power supply unit with a control relay, an electrolysis cell, supply lines, discharge lines, an expansion tank, a damping section, a dryer, a flashback-arresting check valve, and a level sensor mounted in an electrolyte filler neck. The electrolysis cell is comprised of a set of electrically conductive plates in the shape of a truncated rectangle with a system of openings for the circulation of an electrolyte, and an anode and cathode terminal group, wherein interlays between the plates are made of a dielectric material that is resistant to the alkaline base of the electrolyte, and the plates have a system of bypass channels that alternate with one another to allow the circulation of electrolyte. The result is that of producing the maximum amount of hydrogen by using 100% of the area of the electrodes and reducing energy loss during the generation of Brown's gas.
Absstract of: WO2024158227A1
Disclosed is a mixed composition fuel produced after the combustion of hydrogen and oxygen. The mixed composition fuel produced after the combustion of hydrogen and oxygen is prepared by a process in which secondary combustion gas pyrolyzed in a steam injection-heat storage unit is mixed with a fuel in which water vapor is mixed with a water electrolysis gas. In particular, this process includes: a first step for preparing the mixed composition fuel in which the secondary combustion gas pyrolyzed in the steam injection-heat storage unit is mixed with the fuel in which water electrolysis gas and water vapor are mixed; and a second step for using combustion equipment to combust the mixed composition fuel in which the secondary combustion gas pyrolyzed in the steam injection-heat storage unit is mixed with the fuel in which water electrolysis gas and water vapor are mixed. Therefore, the present invention can solve the problem inherent in technology for improving combustion efficiency and reducing pollutants wherein the amount of water electrolysis gas that can be mixed and combusted is significantly limited because flame temperature increases when water vapor is not mixed.
Absstract of: WO2023117023A1
A wind turbine (1) comprising a tower (2), a nacelle (3) mounted rotatably on the tower (2) via a yaw system and a hub (4) carrying at least one wind turbine blade (5) is disclosed. The wind turbine (1) comprises a generator (17), an AC/DC converter (18) connected to the generator (17) and an electrolysis system (19) connected to a DC power output of the AC/DC converter (18) for producing hydrogen, the electrolysis system (19) being arranged in an up-tower part of the wind turbine (1). A hydrogen transport line (8) is connected to the electrolysis system (19) for transporting hydrogen produced by the electrolysis system (19) away from the electrolysis system (19), the hydrogen transport line (8) extending in an interior part (7) of the tower (2) at least partly between the up-tower part of the wind turbine (1) and a lower part of the tower (2). At least one hydrogen sensor (9) are arranged in the interior part (7) of the tower (2).
Nº publicación: CN118434916A 02/08/2024
Applicant:
国立大学法人横浜国立大学迪诺拉永久电极股份有限公司
Absstract of: CA3240447A1
Provided is an aqueous solution electrolysis method whereby it becomes possible to reduce the amount of air bubbles covering an electrode and generate a gas of hydrogen, oxygen or the like with excellent energy efficiency. The method is an electrolysis method for electrolyzing an aqueous-solution-based electrolysis solution to generate at least one component selected from hydrogen, oxygen and chlorine, in which the electrolysis solution contains a water-soluble alcohol. The electrolysis solution contains about 0.1 to 10% by volume of a water-soluble alcohol including a tertiary alcohol such as 2-methylpropan-2-ol and 2-methylbutan-2-ol, an aqueous alkaline solution containing about 1 to 10 mol/L of an alkaline component may be water-electrolyzed, and the electrolysis solution is electrolyzed, for example, using an electrolysis cell equipped with an anode chamber and a cathode chamber.