Resumen de: EP4620937A1
A process for preparing acetylene and/or synthesis gas by partial oxidation of hydrocarbons with an oxidizing agent, wherein the oxidizing agent comprises O2 and H2, wherein the oxidizing agent is obtained at least in part by water splitting, preferably by electrolysis, the water splitting, preferably the electrolysis, preferably using energy generated at least in part from non-fossil resources, a cracking gas stream obtainable by the process according to the present invention, acetylene obtainable by the process according to the present invention, acetylene having a low total cradle to gate product carbon footprint, synthesis gas obtainable by the process according to the present invention, synthesis gas comprising hydrogen, CO, CO2 and CH4, wherein the separated synthesis gas stream has a δ<18>O value of < 22 %o, referred to the international standard VSMOW ((Vienna- Standard- Mean-Ocean- Water)), the use of an oxidizing agent comprising O2 and H2 for the preparation of acetylene and synthesis gas, the use of the inventive acetylene or the acetylene obtained by the inventive process for the preparation of butynediol, butanediol, butenediol, polybutylene terephthalate (PBT), polybutylene adipate terephthalate (PBAT), tetrahydrofurane (THF), polytetrahydrofurane (polyTHF), polyester-based thermoplastic polyurethanes (TPUs), polyether-based TPUs, gamma-butyrolactone, pyrrolidine, vinylpyrrolidone, polyvinylpyrrolidone, N-methylpyrrolidone, vinyl ether, polyvinyl ether, terpen
Resumen de: EP4620562A1
Apparatus for the endothermic reaction of a gas feed, the apparatus comprising :- a pre-heater (11) arranged for pre-heating the gas feed,- at least one reactor tube (22),- a furnace (21) arranged for the radiation and/or convection heating of said at least one reactor tube (22),said at least one reactor tube (22) being at least partially filled with a catalyst material (30) configured for promoting the endothermic reaction, said at least one reactor tube (22) comprising :- a tube inlet for said pre-heated gas feed,- a main reaction tube portion (34) extending within said furnace (21) and a pre-reaction tube portion (33) extending outside of the furnace (21), said pre-reaction tube portion (33) being arranged between the tube inlet and the main reaction tube portion (34),wherein part of the catalyst material (30) is extending within the pre-reaction tube portion (33).
Resumen de: EP4620905A1
Process for producing hydrogen from ammonia, comprising the steps :i) providing an ammonia feed,ii) providing a condensable medium, preferably water steam,iii) performing an endothermic cracking reaction of the ammonia feed in a cracker unit (18, 28) for producing a cracked gas comprising hydrogen and nitrogen,iv) condensing at least partially said condensable medium,v) providing heat from the condensation to the endothermic cracking reaction,vi) recovering hydrogen from said cracked gas or from a gas derived from said cracked gas.
Resumen de: EP4620566A1
The present invention provides a ruthenium catalyst for ammonia decomposition reaction and a method for producing the same. The ruthenium catalyst exhibits a conversion rate of almost 100% at a reaction temperature of 550°C, further exhibits a conversion rate of 93.6% or higher even at 500°C, and also exhibits a conversion rate of about 60% or higher even at a low reaction temperature of 450°C, so that the catalyst has excellent ammonia decomposition activity and low manufacturing cost and thus is economical for an ammonia decomposition process even in a large-scale decomposition process of a relatively low temperature.
Resumen de: US2025296063A1
Apparatus for the endothermic reaction of a gas feed, the apparatus comprising: a pre-heater arranged for pre-heating the gas feed, —at least one reactor tube, —a furnace arranged for the radiation and/or convection heating of said at least one reactor tube, said at least one reactor tube being at least partially filled with a catalyst material configured for promoting the endothermic reaction, said at least one reactor tube comprising a tube inlet for said pre-heated gas feed, —a main reaction tube portion extending within said furnace and a pre-reaction tube portion extending outside of the furnace, said pre-reaction tube portion being arranged between the tube inlet and the main reaction tube portion, wherein part of the catalyst material is extending within the pre-reaction tube portion.
Resumen de: CN120683551A
基于氧空位调控反应机制的Co基氧化物纳米片的制备方法及其酸性析氧应用,本发明是要解决电催化水析氧反应的效率有待提高的问题。制备方法:一、对碳布进行超声清洗;二、将钴盐溶液作为电解液,以清洗后的碳布作为工作电极,进行电沉积处理,获得钴的氢氧化物前驱体;三、钴的氢氧化物前驱体浸入硼氢化钠溶液中浸泡处理;四、以具有氧空位的前驱体作为工作电极,碳棒作为对电极,钌金属盐溶液作为电解液,进行电沉积处理;五、以400~500℃的温度高温退火处理。本发明制备的Co基氧化物纳米片成功触发了LOM机制,提高了贵金属钌的利用率,降低了钌的使用量,且酸性OER催化活性和稳定性相比与Co3O4均得到了较大的提升。
Resumen de: CN120683526A
本发明提供了一种钴掺杂镍基配位聚合物催化剂及其制备方法和应用,包括以下步骤:S1将席夫碱和4,4'‑联吡啶置于混合溶剂中混合,向其加入酸得到前驱体溶液,前驱体溶液与泡沫镍混合通过水热法进行配位反应得到镍基配位聚合物;S2将钴盐溶于有机溶剂并加入到镍基配位聚合物混合进行水热法制得钴掺杂镍基配位聚合物催化剂。本申请的制备方法工艺简单、成本低且重复性好。
Resumen de: CN120683532A
本申请涉及一种具有丰富晶界的Ir纳米颗粒催化剂及其制备方法和应用,属于电极材料制备技术领域。本申请的具有丰富晶界的Ir纳米颗粒催化剂的克级制备方法,包括以下步骤:将铱金属盐和溴化钾溶于混合溶剂中,超声使其分散均匀,烘干后得到前驱体A;然后将所述前驱体A在焦耳加热仪器中进行快速加热和冷却,得到具有丰富晶界的Ir纳米颗粒催化剂。本申请制备方法可以简单实现富晶界Ir纳米颗粒催化剂的克级制备,制备得到的催化剂在酸性析氧反应中表现出优异的电化学性能,为电解水工业化应用提供了新的研究方案。
Resumen de: CN120679990A
一种MOF衍生的双金属NiCo@C双功能电催化剂的制备方法及应用。其特征在于:通过溶剂热法将镍源、钴源和有机配体溶于有机溶剂中,超声形成澄清透明且呈现淡紫色的均相溶液,将溶液加入反应釜进行溶剂热反应,将反应得到的固液混合物进行离心、乙醇清洗,烘干得到MOF前驱体;将得到的MOF前驱体置于管式炉中部,于氩气气氛下高温碳化,待自然冷却后,最终得到碳化后的球状NiCo@C催化剂。本发明方法开发的NiCo@C双功能电催化剂的制备方法,通过热处理MOF衍生的双金属NiCo‑MOF前驱体即可得到,在碱性水电解的阴极析氢反应和阳极甲醇氧化中均表现出低过电位,HER活性(η10=88mV),MOR活性(η50=1.58V),引入钴源之后使NiCo合金纳米颗粒暴露出来,大大增强了反应催化活性。具有优良的产氢和甲醇氧化性能,为替代传统的高耗能化工技术,同时设计电催化生产氢气和高附加值化学品混合水电解系统提供了思路。
Resumen de: CN120683544A
本发明公开一种负载氮化钼复合催化剂及其在电解水制氢中的应用,涉及到稀土元素催化剂技术领域。将钼酸盐溶于去离子水,加入预处理的氟化物和纳米氢氧化镍添加剂,经160‑220℃水热反应10‑20h,过滤干燥,得前驱体,前驱体在氨气/氮气混合气氛中以4‑8℃/min升温至600‑800℃,保温4‑8h,制得复合催化剂。氟化物预处理形成导电网络,解决MoN本征导电性差问题;氢氧化镍优化MoN的d带中心,降低氢吸附能垒;复合氟助剂增强电子传导,三者协同显著提升本征活性。水热‑氮化工艺构建分级多孔骨架,氟化物溶蚀形成孔隙,氢氧化镍细化活性相,暴露丰富活性位点并抑制烧结失活。在电解水制氢中产氢速率较对比例提升60%以上,且工艺参数范围内性能稳定,具备工业化潜力。
Resumen de: CN120679563A
本发明公开了一种镍基助催化剂及其制备方法与在析氢反应中的应用,涉及光催化制氢技术领域。本发明公开的方法包括将镍盐、硫源与磷源进行水热反应后分离研磨得镍基助催化剂。本发明提供了一种镍基助催化剂的简易制备方法,且制备得到的复合镍基助催化剂的存在有效抑制了电子‑空穴对的复合,促进了光生载流子的迁移,从而在光催化析氢中展现了优异的析氢性能,重复性高,可用于工业大规模使用。
Resumen de: CN120682489A
本发明公开了一种嵌入式热电水凝胶电解质及其制备方法和在利用数据中心余热制氢中的应用,通过将热电材料嵌入含水率可调的固体水凝胶电解质,实现低品位余热直接转化为电能驱动水分解。同时采用化学交联工艺构建一体化系统,集成热电模块,缩减装置体积;结合铂基阴极与石墨烯阳极,以水为原料实现零碳排放制氢,为数据中心绿色转型与氢能经济协同发展提供高效、紧凑、低成本的解决方案。
Resumen de: US2025297392A1
A water electrolysis stack includes: a membrane electrode assembly including an electrolyte membrane and a plate-shaped current collector provided on one of both sides of the electrolyte membrane in the thickness direction thereof; a water introduction unit for introducing water from the outside; a water flow path member disposed so as to face the current collector and provided with a water flow path for guiding, along the surface direction of the current collector, the water introduced into the water introduction unit; and a pumping unit for pumping the water to the water introduction unit. The pumping unit continuously changes the pumping amount of the water, thereby pulsating the water flowing through the water flow path along the surface direction of the current collector.
Resumen de: CN120683531A
本发明提供一种用于PEM电解水膜电极的消氢层及其制备方法与应用。本发明用于PEM电解水膜电极的消氢层由消氢层浆料制成,消氢层浆料包括以下组分:消氢催化剂、有机醇、离聚物和超纯水,消氢层浆料中固含量为0.5%‑3%,离聚物与消氢催化剂的质量比为0.1‑1.5,有机醇的质量含量为20‑50%。本发明的消氢层直接集成在多孔传输层(PTL)上,无需改变膜电极结构;消氢层集成在PTL上增加孔隙曲折度,减缓氢气扩散速率,微孔结构在减缓氢气扩散的同时复合/吸附氢气;消氢层能有效缓解阴极氢气渗透现象,降低电解槽运行的安全隐患,并且对电解槽性能无负面影响。
Resumen de: CN120683552A
本发明属于电催化水分解技术领域,具体涉及一种漆渣活性炭‑MOF复合电极材料的制备方法和应用。在本发明中,漆渣活性炭富含CaCO3和Al,在原位合成金属有机骨架材料MOF的过程中,其中的Al参与MOF配位,诱导电子重新分布并形成丰富的氧空位,暴露了更多的活性位点,同时CaCO3作为支撑结构抑制了MOF团聚,最终实现电化学性能的协同提升。由电极活性材料制备得到的电催化电极,相比于单独使用漆渣活性炭制备的电催化电极,电化学性能提升明显。本发明利用水热法结合煅烧法制备得到复合电极材料,该制备工艺简单,操作性强,且工艺高效、环保,实现了废弃漆渣资源化利用。
Resumen de: CN120683540A
本发明公开了一种镍钴合金复合镍钴氧化物材料及其制备方法和应用。具体涉及纳米材料和电催化领域。先将无机钴盐、无机镍盐和对苯二甲酸与N,N‑二甲基甲酰胺水溶液混合成均相溶液;再将该均相溶液单独或与导电基底一同置于反应釜中进行溶剂热反应,冷却至室温后收集含有或不含导电基底原位自生长的材料并进行洗涤、干燥,得到含有或不含导电基底原位自生长的镍掺杂对苯二甲酸钴材料前驱体;最后将前驱体在高温下热解,洗涤、干燥,得到含有或不含导电基底原位自生长的镍钴合金复合镍钴氧化物材料。本发明的镍钴合金复合镍钴氧化物材料性能优异,在电催化水分解和电催化重水分解领域具有良好的应用前景,工艺流程简单,适用于规模化工业生产。
Resumen de: CN120683722A
本发明涉及电解水制氢技术领域,公开了一种增强型复合隔膜及其制备和应用。所述复合隔膜包括聚合物丝网以及置于聚合物丝网上的阴离子交换树脂涂覆层;其中,所述阴离子交换树脂具有式(1)所示的结构式:式(1),其中,R1为联芳基;R2为‑CH3、‑CH2CH3、‑CF3和‑CH2CF3中的至少一种;R3为C1‑C6的烷基;X为卤素。该增强型复合隔膜具有较高的热碱稳定性。
Resumen de: CN120679573A
本发明提供了一种钴基催化剂及其制备方法与应用,所述钴基催化剂的化学式为Co(OH)x(CO3)1‑0.5x,x不高于2,所述钴基催化剂具有纳米纤维三维网络结构。本发明提供的钴基催化剂具有纳米纤维三维网络结构,且团聚现象得到极大地改善,因此具有较高的比表面积,能够暴露出更多的活性位点,因此,具有优异的催化性能。
Resumen de: AU2024301470A1
The present invention relates to an electrolysis system (100) comprising a renewable power generation plant (1), an electrolysis plant (3), a transformer station (27) and an AC bus bar (5), wherein the renewable power generation plant (1) is connected to the public electricity grid at a point of connection (POC) via the AC bus bar (5) and comprises a power plant controller (7) and a self-controlled converter (9) that is connected to the AC bus bar (5). The electrolysis plant (3) comprises an electrolysis active power controller (11) and a converter arrangement (13) that is connected to the AC bus bar (5), and wherein the electrolysis active power controller (11) is configured for controlling active power (P) of the electrolysis plant (3) at the AC bus bar (5) and the power plant controller (7) is configured for controlling reactive power (Q) at the point of connection (POC).
Resumen de: CN120683533A
本发明公开了一种非对称结构铱基催化剂的制备方法和应用,属于电化学催化剂制备技术领域。本发明采用一锅法和空气煅烧策略制备了具有非对称结构铱基催化剂,能够打破Ir‑O‑Ir对称结构,改变IrO2的局部配位环境,从而大幅提高催化剂的催化活性,加快OER反应速率,促进电解水制氢技术的发展。
Resumen de: CN120683525A
本发明公开一种钴铁基自支撑析氧电极及其制备方法和应用,属于电极技术领域。该电极通过简单的溶液浸置‑刻蚀法,通过前驱体溶液的调配,在泡沫镍表面生长一层针状钴铁层状双氢氧化物催化剂后得到。制备方法包括以下步骤:将硝酸钴的异丙醇溶液与硫酸亚铁水溶液进行混合,将镍基基底放入上述溶液中进行浸置刻蚀,即可得到钴铁层状双氢氧化物催化剂电极。本发明的制备方法不仅工艺路线成熟简单,条件温和,容易控制且易于放大,还显著提升了镍基催化剂的析氧(OER)催化活性。
Resumen de: CN120683543A
本发明公开了一种生物小分子基‑钴/二硫化钼复合材料及其制备方法和应用。本发明以生物小分子为碳材料,在一步水热法基础上再经硫化处理,即可将生物小分子与钴和二硫化钼复合生成生物小分子基‑钴/二硫化钼复合材料。该复合材料具有高的电化学析氢性能和催化活性,可媲美于商业20 wt%铂碳催化剂,且其合成工艺简单,成本低廉,具有良好的应用前景。
Resumen de: CN120679514A
本发明公开了一种用于有机物废水产氢的新型光催化剂及其制备方法,涉及光催化技术领域。本发明的光催化剂结合氧化还原能力,在太阳光照射下有效降解和产氢。通过季铵化多孔氧化钨和钒酸根的结合,促进钒酸银负载生长,提高太阳光利用率和降低电子‑空穴复合率。利用还原氧化石墨烯预处理,引入活性基团,与氧化钨/钒酸银复合,通过热处理加强结合力,利用其导电性抑制光生电子‑空穴对复合,提升可见光催化性能。多孔三氧化钨和还原氧化石墨烯的吸附作用可加速有机物降解。通过优化钒酸银、氧化钨、还原氧化石墨烯的比例,增强可见光响应和电荷分离效率,提升降解和产氢性能,减少光腐蚀。
Resumen de: CN120683541A
本发明提供一种1TMoS2‑NiS2/CC异质结电解海水催化剂及其制备方法和应用,制备方法包括以下步骤:将二水钼酸钠与六水硝酸镍溶于超纯水中搅拌形成均一的悬浮液,将碳布放入悬浮液中并转移至高压釜;将高压釜放入烘箱中,水热处理获得NiMoO‑Pre/CC,反应结束后取出NiMoO‑Pre/CC,洗涤、干燥;最后将NiMoO‑Pre/CC放置在管式炉中硫化处理;本发明制备了界面丰富、缺陷丰富的1TMoS2‑NiS2/CC异质结,其在析氢过程中能保持高活性1T‑MoS2,制备操作简便,可控性强,在碱性电解海水中表现出优异的电化学性能,具体表现为52 mV即可达到电流密度10 mA cm‑2。
Nº publicación: CN120685154A 23/09/2025
Solicitante:
江苏双良氢能源科技有限公司
Resumen de: CN120685154A
本发明公开了一种碱性水电解槽极板绝缘涂层脱落预警系统及方法,预警系统包括预埋在极板外缘表面绝缘涂层中的柔性网格状压敏电阻薄膜、预埋在极板外缘表面绝缘涂层中的光纤传感器、电阻值数据采集模块、光信号数据采集模块、光纤传感器的光信号数据和包含有分析与报警模块的监测预警系统,监测预警系统根据电阻值数据和光信号数据分析和判断是否发生涂层脱落情况,并在涂层脱落时发出报警信号;柔性网格状压敏电阻薄膜通过电阻数据引出线连接电阻值数据采集模块,光纤传感器通过光信号数据引出线连接光信号数据采集模块,电阻值数据采集模块、光信号数据采集模块分别连接监测预警系统。本发明实现了电解槽极板绝缘涂层状态的在线实时监测与主动预警。