Resumen de: CN121521676A
本发明公开了一种用于电催化析氢材料的检测装置,本发明涉及电化学检测技术领域,包括底板,以及固定在其顶部的电解池,所述电解池的外表面固定安装有电源,所述电源的正负极均连接有导线,所述导线的端部固定安装有电极棒安装件,所述电解池顶部的两侧可拆卸安装有密封盖,所述电解池两侧分别安装有氧气收集机构与检测机构。该用于电催化析氢材料的检测装置,通过密封盖防止空气进入电解池影响实验结果,检测机构通过激光位移传感器实时检测位移件位置变化,进而计算产氢量和产氢速率,电极棒安装件稳固安装电极棒,提高了电极安装的稳定性,还能适应不同直径的电极棒,减少了接触电阻带来的测量误差,确保了实验数据的准确性。
Resumen de: CN121519090A
本发明提供了一种稀土掺杂的雷尼镍电极、制备方法及应用,步骤包括:对导电基材进行粗化处理;采用喷涂工艺,将复合粉末喷涂并沉积于所述导电基材上,得涂层导电基材;将所述涂层导电基材置于碱性溶液中进行活化处理,得所述稀土掺杂的雷尼镍电极;其中,所述复合粉末包括镍粉、铝粉、稀土组分的粉末。稀土组分的引入能够改善镍的电子结构,提高电极的导电性和催化活性,降低析氢过电位。喷涂工艺使不同粒径的粉末形成一层一层堆叠起来的致密且均匀的涂层,增强了耐腐蚀性和机械强度。本发明无需复杂的设备和高昂的成本,且稀土元素添加量较少,适合大规模工业化生产。
Resumen de: US20260043153A1
Systems and methods are provided for water electrolysis. The system includes an electrolyte material configured for the exchange of anions, a first electrode including a nickel-cobalt-phosphorus-based compound, and a second electrode, wherein the first electrode and the second electrode are configured to exchange the anions through the electrolyte material.
Resumen de: CN121519099A
本发明公开了一种P掺杂Bi4Si3O12‑Bi12SiO20异质结光电催化材料及其制备方法和应用,制备方法包括:取Bi(NO3)3·5H2O加入乙二醇中搅拌至溶解得到溶液A;取九水硅酸钠加入去离子水中,搅拌至溶解得到溶液B;将溶液B逐滴加入溶液A,搅拌至均匀得到混合溶液,加入磷酸钠,搅拌至均匀得到溶液C;调节溶液C的pH值至3~14,向溶液中加入CTAB,搅拌至均匀后填充进反应釜内衬中,置于水热烘箱中100~220 °C反应6~48 h,烘箱内温度降至室温后取出反应釜冷却,经过离心、洗涤、干燥得到粉体,即P掺杂Bi4Si3O12‑Bi12SiO20异质结光电催化材料,P掺杂Bi4Si3O12‑Bi12SiO20异质结的构建促使界面电荷转移,改善光生电荷分离,提高了长寿命电荷的产率,从而抑制了电荷重组,大幅度提高了光电催化水裂解的效率。
Resumen de: CN121519080A
本发明涉及电解水制氢技术领域,公开了一种电解水制氢用装置及方法,包括电解槽,电解槽包括槽体,槽体的两侧均安装有循环出液口和循环进液口;电解液循环单元,电解液循环单元包括安装在槽体上的净化罐;净化罐的内部设置有拦截机构,拦截机构包括设置于净化罐内部的旋转轴,旋转轴的两侧安装有拦截盘,且拦截盘之间设置有多组拦截板。本发明通过设置拦截盘和拦截板的旋转拦截机构,实现了对电解液中较大颗粒杂质的初步高效拦截过滤,并且在拦截机构转动时,可以利用流入的电解液对拦截板进行反冲洗,实现了连续、高效的自清洁功能,有效防止了过滤孔的堵塞,显著提高了电解水制氢装置的整体运行效率和稳定性。
Resumen de: AU2024291792A1
The disclosure concerns a process of carbon oxides-free hydrogen production is disclosed. The process comprises the following steps: - heating a gas stream of a reacting compound including hydrogen atoms in absence of oxidizing agents, to thermally decompose the reacting compound into smaller product compounds, including hydrogen molecules, obtaining a stream of decomposition product compounds; - separating hydrogen molecules from other product compounds of the stream of decomposition product compounds; - reacting a portion of the stream of separated hydrogen molecules with a stream of an oxidizing agent, in particular oxygen or air, to obtain combustion product compounds, including steam and heat, in a stream of combustion product compounds; - providing heat obtained in the previous step to the step of heating the reacting compound; and wherein the process can comprise a step of - recovering energy from the stream of decomposition product compounds and/or from the stream of combustion product compounds. Additionally, a system of hydrogen production is also disclosed, the system being configured to operate according to the above process.
Resumen de: WO2025012271A1
The invention relates to a plant for preparing H2 by catalytically decomposing NH3. The plant according to the invention can be operated in a start-up mode in order to heat apparatuses of the plant to an increased operating temperature using a heat-transfer medium, e.g. following interruption of a continuous operation of the plant due to maintenance work. After heating to the operating temperature, the plant according to the invention can be operated in a production mode for continuous production of H2. The invention also relates to a method for starting up a plant for preparing H2 by catalytically decomposing NH3.
Resumen de: CN121513919A
本发明公开了一种用于可见光光解水制氢的MXene修饰TiO2/Cd0.3Zn0.7S异质结复合光催化剂的制备方法。其包括通过氢氟酸蚀刻MAX相(Ti3AlC2)制备Ti3C2 MXene,利用水热氧化技术将TiO2纳米片原位生长并锚定在Ti3C2 MXene表面形成Ti3C2@TiO2复合材料,再通过油浴加热负载Cd0.3Zn0.7S纳米颗粒制得最终复合光催化剂。该制备方法简单、条件温和、成本低廉,无需添加表面活性剂或模板剂。所制备的复合光催化剂具有优异的光催化分解水产氢性能,析氢速率高达48.92 mmol·g‑1·h‑1,较纯Cd0.3Zn0.7S与Ti3C2@TiO2分别提升43.67倍与99.83倍,且循环稳定性良好,4次循环后活性保持95%以上,在420 nm处表观量子效率达74.6%。本发明为高效光催化体系提供了新思路,适用于太阳能转化及环境净化领域。
Resumen de: CN121518072A
本发明公开了一种聚苯硫醚隔膜‑聚四氟乙烯垫片粘接用环氧胶粘剂及其制备方法,属于碱性电解水制氢技术领域,一种聚苯硫醚隔膜‑聚四氟乙烯垫片用环氧胶粘剂,原料包括A组分和B两组分;其中,所述A组分包括环氧树脂、单官能团型苯环刚性结构稀释剂、硅烷交联改性纳米氧化锆粉末、聚苯硫醚微米级粉末、纳米碳化硅粉末、助剂;所述B组分为胺类固化剂。本发明制备的胶粘剂具有耐强碱、耐高温、对基材有高适配性和低VOC等多方面的优点。
Resumen de: CN121513905A
本发明涉及催化领域,特别是涉及一种整体式氨分解制氢催化剂及其制备方法和用途,所述整体式氨分解制氢催化剂包括蜂窝载体和活性涂层,所述活性涂层涂覆于所述蜂窝载体上;所述活性涂层包含钌、碱金属、复合金属氧化物以及碳材料;所述复合金属氧化物包覆碳材料;所述钌和碱金属负载在复合金属氧化物包覆的碳材料上。本发明所提供的整体式氨分解制氢催化剂具有较高的低温氨分解活性、较大的产氢速率和优异的长周期稳定性,且该催化剂技术制备工艺简单,能耗低,适合大规模生产应用。
Resumen de: CN121513696A
一种中微量元素耦合富氢水的复合供应装置及供应方法,复合供应装置包括原料供应单元、二阶混合单元和控制单元;原料供应单元包括供液机构、供氢机构和提供中微量元素的供料机构;二阶混合单元包括混粉设备和三相混合设备;混粉设备用于将供氢机构提供的氢气与供料机构提供的粉料混合,得到气载粉体;三相混合设备设置在混粉设备下游,用于将供液机构提供的液体与所述气载粉体混合均匀,得到中微量元素耦合富氢水;控制单元,用于调控中微量元素耦合富氢水中的中微量元素和/或氢气含量。本发明的复合供应装置及供应方法在确保氢气持续稳定供应的基础上,还能够为植物供应生长所需的中微量元素,实现了氢肥的协同供应。
Resumen de: CN121519108A
本发明公开了一种核壳结构二氧化钛载铱/氧化铱催化剂及其制备方法与应用,先将二氧化钛与前驱体水溶液混合经过水热反应得到水热产物,水热产物经洗涤、干燥后,再于特定气氛下煅烧后得到表面改性的二氧化钛载体;再将铱源与表面改性的二氧化钛载体于含有还原性物质的溶剂中,于避氧条件下加热反应后得到铱/改性二氧化钛中间体;将铱/改性二氧化钛中间体经酸洗和分段控温热处理得到二氧化钛载铱/氧化铱催化剂。本发明显著增强铱活性组分的分散度及其与载体的相互作用,制备工艺简单、成本可控、催化活性高且稳定性优异。
Resumen de: CN121519075A
本发明公开了一种制氢模块用新型结构的多功能水箱,包括箱体主体,箱体主体顶端设置有上盖组件,箱体主体底部设置有若干个辅助固定组件,箱体主体内设置有防浪组件,箱体主体前侧设置有呈上下布局的第一传感器、第二传感器、第三传感器,上盖组件上设置有鼓风机,上盖组件上位于鼓风机侧部设置有回水接口组件。本技术方案的水箱,结构设计巧妙,实用性较强,水箱强度高,且密封性好,具有一定的耐压能力,不会漏水漏气,具有水位监控,温度和电导率监控,自动进水和排水,以及气体排出等功能,运用此水箱结构,保证了制氢模块的正常工作,箱体内部的防浪板结构,有效防止了回水对内部水体的干扰,有效保证了制氢过程的稳定性和效率。
Resumen de: CN121519081A
本发明涉及一种再生烟气中CO2的转化方法及系统。本发明中将水送入电解水装置中进行电解,得到外部氧气和外部氢气;将所述外部氧气作为助燃气送入气体换热器与高温低压烟气换热后得到高温助燃气和低温低压烟气,将所述高温助燃气送入催化裂化再生器中进行再生烧焦,将所述低温低压烟气分为循环烟气和待转化烟气,将待转化烟气送入CO2电化学转化单元进行电化学转化反应,得到合成气和再生氧气。本发明充分提高了催化剂的再生效率、降低处理尾气中的CO2排放量,实现了处理装置的合理配置以及电解水副产氧气的高效利用,提高经济效益的同时达到了环境保护的目的。
Resumen de: KR20260021272A
본 발명은 전기 전도성 및 전기화학적 활성이 높으며, 동시에 내구성이 우수한 이종구조 촉매를 제조하는 방법, 이로부터 제조된 이종구조 촉매 및 이러한 이종구조 촉매를 포함하는 수전해 전극과 수전해 장치를 제공한다.
Resumen de: WO2026032563A1
A process (100) for producing a hydrogen product (20) from a feedstock stream (10), the process (100) comprising the following steps: - performing a combustion of a fuel gas (S11) to bring a heat input to the process (100) thereby generating a flue gas (52), - pre-heating the ammonia stream (S3), said preheating being realized in a first heat exchanger (4) arranged to heat the ammonia stream by heat exchange with the flue gas, - sending the pre-heated ammonia stream (12) to a vaporizer (5) and vaporizing (S4) said pre-heated ammonia stream, - sending the vaporized ammonia (14) from said vaporizer (5) as said feedstock stream (S6) and/or sending the vaporized ammonia from said vaporizer as said fuel to said combustion (S11).
Resumen de: AU2024300028A1
The compression arrangement comprises a hydrogen compressor and a return circuit having an inlet, which is fluidly coupled with the discharge side of the centrifugal compressor, and an outlet, which is fluidly coupled with the suction side of the centrifugal compressor. A head-loss control valve is positioned in the return circuit. The head-loss control valve is adapted to generate a controlled head loss in the return circuit when the compressor operates at a flowrate below the surge control line.
Resumen de: WO2026032565A1
The invention relates to a process for producing a hydrogen product (3) from a feedstock stream (4), said process comprising the following steps: - providing an ammonia stream (8); - sending the ammonia stream (8) to a vaporizer (6) configured to receive said ammonia stream (8) and to vaporize said ammonia stream (8) so as to obtain a vaporized ammonia stream (10); and - controlling the temperature of the vaporized ammonia stream (10) by injecting a cooling medium (16) into the vaporized ammonia stream (10) thereby obtaining a temperature-controlled ammonia stream (18).
Resumen de: DE102024122674A1
Es wird ein Verfahren zur Herstellung von Kohlenstoffmonoxid beschrieben. Das Verfahren umfasst die elektrochemische Desorption von Kohlenstoffdioxid und Sauerstoff aus einer ein Metallhydrogencarbonat enthaltenden Lösung und das Bilden von Kohlenstoffmonoxid aus dem Kohlenstoffdioxid. Das erzeugte Kohlenstoffmonoxid kann in einem Verfahren zur Bildung von Syngas verwendet werden.
Resumen de: DE102024207534A1
Die Erfindung betrifft ein Fluidtransportbauteil (1) für einen Elektrolyseur, mit einer Gasdiffusionslage (2), die ein Metall aufweist und porös ist, und einer porösen Transportschicht (3), die ein Kohlenstoffpapier und/oder einen Kohlenstoffvlies aufweist, dadurch gekennzeichnet, dass die Gasdiffusionslage (2) stoffschlüssig und elektrisch leitfähig mit der porösen Transportschicht (3) verbunden ist. Zudem betrifft die Erfindung ein Verfahren zum Herstellen eines Fluidtransportbauteils (1) für einen Elektrolyseur, mit den Schritten: a) Bereitstellen einer Gasdiffusionslage (2), die ein Metall aufweist und porös ist; b) Bereitstellen einer porösen Transportschicht (3), die ein Kohlenstoffpapier und/oder einen Kohlenstoffvlies aufweist; und c) stoffschlüssiges und elektrisch leitfähiges Verbinden der Gasdiffusionslage (2) mit der porösen Transportschicht (3).
Resumen de: US20260043153A1
Systems and methods are provided for water electrolysis. The system includes an electrolyte material configured for the exchange of anions, a first electrode including a nickel-cobalt-phosphorus-based compound, and a second electrode, wherein the first electrode and the second electrode are configured to exchange the anions through the electrolyte material.
Resumen de: WO2026033097A1
The invention relates to the use of 3C-SiC microparticles having a carbon surface, for the solar-driven splitting of molecules.
Resumen de: WO2026033095A1
The invention relates to the use of doped 3C-SiC microparticles for the solar-driven splitting of molecules.
Resumen de: WO2026033405A1
A process and a related plant for decomposing ammonia and synthesizing a hydrogen-rich process stream by a direct cooling performed downstream of the decomposition reactor with a stream consists of, or essentially consists of, nitrogen and/or ammonia, where the decomposition of ammonia takes place in a thermal or autothermal chemical reactor.
Nº publicación: WO2026032903A1 12/02/2026
Solicitante:
UMICORE AG & CO KG [DE]
UMICORE AG & CO. KG
Resumen de: WO2026032903A1
The present invention relates to an electrode for the electrolysis of, in particular, alkaline water solutions. The electrode has a 3D-knitted metal structure in the form of a net. The metal is predominantly made of nickel. The invention also relates to a corresponding electrolysis cell and its use for the electrolysis of alkaline aqueous solutions.