Resumen de: CN120099567A
本发明公开了基于真空互联的碳化钼催化剂及制备方法、应用,催化剂包括碳化钼薄层,以及至少在所述碳化钼薄层的表层形成的由氧化过程形成的氧化物MoxCyOz,其中x=1,y=0‑0.5,z=0‑3,氧化物至少选自钼碳氧物种和/或钼氧物种和/或积碳物种。在真空互联的前提下,实现了碳化钼碱性HER预催化剂的本征性能,并且通过可控的氧化工艺有效地提升了碳化钼催化材料的HER性能。
Resumen de: US2025188630A1
An oxynitride catalyst includes NiaMbNcOd, wherein M is Nb, Mn, or Co, a>0, b>0, c>0, d>0, and a+b+c+d=1. A hydrogen evolution device includes an anode and a cathode dipped in an electrolyte, and the anode includes the oxynitride catalyst. The oxynitride catalyst can be disposed on a support. The oxynitride catalyst may have a polyhedral structure.
Resumen de: CN120099540A
本发明涉及再生气体生成装置技术领域,尤其是一种气体纯化设备使用的再生气体生成装置,包括PEM水电解模块和混合气体箱,所述混合气体箱的输入端连接有N2供给阀门和H2供给阀门,所述H2气体分离器的输出端与气体压缩泵相连接。通过H2供给阀门、PEM电解模块之间的配合,当压力降到设定的基准压力以下时,PEM电解模块会重新供电,并将氢气与氮气混合后供给P‑Gas储存容器,从而为气体净化装置的再生过程提供所需的再生气体,该装置通过水电解过程产生氢气并与外部供应的氮气混合,能够高效且连续地支持气体净化装置的再生需求,避免了传统的高压氢气储罐及外部气体供应的复杂性。
Resumen de: JP2025086206A
【課題】メタン製造システムを高効率で動作維持可能に制御することを可能とする。【解決手段】メタン製造方法は、供給された電気エネルギーを用いて水電解装置における水電解により水素を生成する工程と、生成された水素と、二酸化炭素とをメタン合成装置において反応させてメタンを合成し、メタンを合成する際に発生した反応熱を前記水電解装置に伝導させる工程と、前記水電解装置から自己発熱によって発生する余剰熱量と前記メタン合成装置から前記水電解装置に伝導した熱エネルギー量の合計が、前記水電解装置における水電解反応において必要となる熱エネルギー量と等しくなるように前記水電解装置に供給する電気エネルギー量を調整する工程と、を備える。【選択図】図3
Resumen de: CN120099555A
本发明公开了一种结合碳纳米管和硼化物介导的高效稳定的碱性析氢电催化剂及其制备方法与应用。所述电催化剂包括金属活性相、金属氧化物活性相、硼氧化物基体相、碳纳米管支撑和载体;所述碳纳米管支撑生长在载体上,所述金属活性相以纳米颗粒形式弥散分布于金属氧化物活性相和硼氧化物基体相表面,所述金属氧化物活性相和硼氧化物基体相混合分布,且均负载于生长有碳纳米管支撑的载体上。本发明基于同时优化本征活性、活性位点的密度和可及性以及电荷和物质传输特性,以硼化物和碳纳米管为媒介的高活性碱性析氢电催化剂的催化性能优于贵金属Pt催化剂,且具有优异的稳定性。
Resumen de: CN120101130A
本发明公开了一种基于氨分解分级燃烧的低NOx燃烧系统和方法,所述基于氨分解分级燃烧的低NOx燃烧系统包括氨储罐、氨分解装置、空气源和燃烧装置,燃烧装置包括一级燃烧区和二级燃烧区,氨分解装置的出口与一级燃烧区气体入口相连,空气源通过空气泵分别与一级燃烧区、二级燃烧区的气体入口相连,一级燃烧区为富燃区,二级燃烧区为贫燃区。通过利用该系统,液氨经减压后进入氨分解装置分解成氨气、氢气和氮气的混合气;混合气与空气混合成一次风后进入一级燃烧区进行燃烧,剩余空气由二次空气进口进入二级燃烧区进行燃烧。通过结合氨分解与富燃‑贫燃分级燃烧技术,实现氨的稳定燃烧,降低NOx排放和防止氨逃逸。
Resumen de: CN120097461A
本发明属于净水技术领域,公开了一种净水装置。该净水装置包括机壳、过滤组件、富氢杯和出水结构,过滤组件设置于所述机壳内,所述过滤组件用于过滤水;至少部分所述富氢杯外露于所述机壳,所述富氢杯上设置有出水口以及用于连通纯水源的进水口;所述出水口与所述出水结构连通,所述出水结构用于供水。至少部分富氢杯外露在机壳外,能够给用户直观体验,提高用户满意度;至少部分富氢杯外露,还能够在富氢杯故障时及时发现,有利于对富氢杯进行维护。
Resumen de: CN120097458A
本发明属于净水处理技术领域,公开了一种净水设备。净水设备包括机壳和富氢模块,所述富氢模块包括内腔以及设置于所述内腔内的电极,所述电极用于电离水产生氢离子,所述富氢模块包括与所述内腔连通的进水口和出水口,所述进水口用于通入液体,所述出水口用于向外供水;至少部分所述富氢模块由透明材料制成且位于所述机壳外,以使电离过程中产生的气泡由所述净水设备的外部可见。净水设备能够制备富氢水,以供用户使用;制氢过程中产生的气泡能够由净水设备外部看到,提高用户饮用富氢水的直观体验,从而满足用户使用需求。
Resumen de: CN120099554A
本发明涉及一种Ir‑Co3O4V(Co)纳米片电催化剂的制备方法及在PEMWE阳极中的应用。该催化剂通过简单的水热‑浸渍合成方法制备,其由许多小于100 nm的纳米片团聚在一起所组成,并且含有金属Co空位和Ir单原子及团簇,表现出超高的酸性水裂解活性和稳定性。将使用本发明制备得到的催化剂用于PEMWE阳极中,仅需要0.3mgIr/cm2,在1.65V‑1.7V即可达到1A/cm2的电流密度,并在500mA/cm2~1000mA/cm2下表现出超过3000小时的超长稳定性,在保证催化剂优异电解水性能和稳定性前提下,大大降低了贵金属的含量,实现电解水制绿氢技术的降本增效。
Resumen de: CN120094604A
本发明涉及氨分解制氢领域,公开了一种氨分解催化剂及其制备方法和一种氨分解制氢的方法。该催化剂包括载体和负载在载体表面的贵金属氧化物;所述载体包括惰性金属氢氧化物和第四周期过渡金属氧化物,其中,所述载体呈片状结构,所述第四周期过渡金属氧化物负载在所述片状结构的边缘。所述催化剂具有优异的氨分解反应催化活性,在低温(500℃)下,氨气转化率可达99%以上,是一种新型的高效氨分解制氢催化剂。
Resumen de: CN120097494A
本发明公开了一种富氢水制备装置及其制备方法,本发明涉及富氢水制备技术领域,包括制备箱,以及固定连接在制备箱下表面的底座;进水机构,该进水机构用于将水流灌入制备箱的内腔中,通过设置进水机构,可以将通过饮水机过滤和净化好之后的饮用水注入制备箱的内腔中,并在水流流动的过程中,可以将制备箱顶部漂浮的氢气重新带入制备箱的底部,进而在完成水流注入的过程中加快氢气的溶解速率的效果;搅动机构,该搅动机构用于在搅动的过程中将氢气排入水流之中,通过设置搅动机构,可以在工作的过程中,对制备箱内腔中的饮用水进行搅动,并在搅动的过程中,利用离心力的作用,在对饮用水搅动的过程中,达到使氢气充分溶解在水中的效果。
Resumen de: CN120099576A
本发明公开了一种制备合金颗粒负载的纳米片状Hf‑Ni2P‑Fe2P‑FeNi3/NF复合电催化材料的方法。通过优化制备工艺,实现了一步制备磷化物与合金的复合纳米材料。首先,采用传统的溶剂热方法合成了高价铪离子掺杂的NiFe‑LDH/NF前驱体(Hf‑NiFe‑LDH/NF)。然后,将Hf‑NiFe‑LDH/NF与一定量的次亚磷酸钠在氩氢混合气氛中进行化学气相热解反应,最终获得Hf‑Ni2P‑Fe2P‑FeNi3/NF纳米材料。该制备方法通过实验条件的筛选,确定了最佳反应物及反应条件,并通过简单易操作的一步化学气相热解实现了磷化物纳米片与合金颗粒互嵌的结构。整个制备过程操作简便、结构均匀性易于保证以及成本相对可控,对合成掺杂金属离子‑二元金属磷化物‑合金复合纳米结构具有一定的技术启示。
Resumen de: CN120099574A
本发明公开了一种铁钴镍粒子@碳核壳结构电催化剂及其制备方法和在电催化析氧反应中的应用,属于电催化技术领域。该电催化剂的制备方法包括:(1)将十六烷基三甲基溴化铵、九水硝酸铁、六水硝酸钴、四水合乙酸镍分散于油酸溶剂中并混合均匀,油浴加热并离心后得黑色粉末;(2)黑色粉末置于烘箱中干燥得到前驱体粉末;(3)将前驱体进行退火处理最后可获得核壳结构的该电催化剂。本发明制备的铁钴镍粒子@碳核壳结构作为一种高效的析氧催化剂具有优异的析氧性能。本发明制备的铁钴镍粒子@碳核壳结构电催化剂作为一种高效的析氧催化剂具有优异的析氧性能。
Resumen de: JP2025086209A
【課題】メタン合成の際に用いる触媒の劣化を抑制しつつ、メタン製造システムを高効率で動作維持可能に制御することを可能とする。【解決手段】メタン製造方法は、供給された電気エネルギーを用いて水電解装置における水電解により水素を生成する工程と、生成された水素と、二酸化炭素とをメタン合成装置において反応させてメタンを製造し、メタンを製造する際に発生した反応熱を前記水電解装置に伝導させる工程と、前記メタン合成装置の温度が、予め設定された目標温度となるように前記水電解装置に供給する電気エネルギー量を調整する工程と、を備える。【選択図】図3
Resumen de: CN117285004A
The invention provides a ubiquitous light-gathering catalytic hydrogen production device and method and application. The ubiquitous light-gathering catalytic hydrogen production device comprises a hydrogen production unit, an artificial light-gathering light source unit and an electric power adjusting unit, the hydrogen production unit comprises a reaction tank and is used for preparing hydrogen and oxygen through artificial photocatalytic decomposition of water; the artificial condensation light source unit comprises a reflection assembly and a plurality of light-emitting assemblies, the light-emitting assemblies are used for emitting artificial light, and the reflection assembly is used for reflecting and gathering the artificial light into the reaction tank; the electric power adjusting unit is used for providing electric energy for the artificial condensation light source unit. According to the invention, electric power is converted into artificial light of a single wave band, artificial photocatalytic hydrogen production is carried out in a condensation mode, and the device is suitable for various electric power hydrogen production energy storage with fluctuation characteristics, especially hydrogen energy storage of low-price and negative-price electric power such as renewable energy power generation electric energy, valley electricity, abandoned electricity and the like.
Resumen de: CN120094637A
本发明公开了一种硫化铟锌催化剂及其制备方法与应用,属于催化材料技术领域,通过加入十二烷基硫酸钠作为表面活性剂,通过一步水热法制备出超薄的具有面外压电性质的硫化铟锌,所得到的S‑Zn‑S‑In‑S‑In‑S的结构与现有技术中通过化学气相沉积法和热硒法制备得到的S‑Mo‑Se的Janus结构不同,但同样具有z方向不对称性。本发明的制备方法为一步水热法,能耗低且制备工艺得到了极大的简化。另外,本发明加入SDS可以有效增加ZnIn2S4的硫空位,优化ZnIn2S4(001)晶面的产氢势垒,激活(001)面为产氢活性位点,缩短载流子迁移途径,进而实现光‑压电协同催化。
Resumen de: CN120099564A
本发明提供了一种图灵催化剂及其制备方法与应用和膜电极反应器。该图灵催化剂的制备方法包括:通过使M靶材和N靶材共同溅射,在衬底表面沉积形成M‑N薄膜;其中,M为Ru、Os、Rh、Ir、Pd、Pt、Ag、Au中的一种或多种;其中,N为Zn、Si、Al、Pb中的一种或多种;将M‑N薄膜置于碱性溶液中进行蚀刻,得到图灵催化剂。根据本发明制备得到的图灵催化剂具有较高的质量活性和良好的稳定性,且其组成成分单一,能够解决现有技术中稀缺贵金属的回收性和可持续性受到阻碍的问题。
Resumen de: CN120099602A
本发明属于新能源材料技术领域,公开了一种在室温下通过光辅助电沉积法合成的中高熵自支撑氧反应催化剂的制备方法及其应用。该方法通过将泡沫镍进行裁剪、清洗处理后,将其作为工作电极,在含有特定金属盐和还原剂的电解液中,利用三电极体系,在光照和恒定电压条件下进行电沉积,经洗涤干燥后得到催化剂。本发明解决了现有技术中析氧反应催化剂在电解海水过程中效率低、耐腐蚀性差的问题,提供了一种具有优异催化活性和抗腐蚀性能的中高熵自支撑氧反应催化剂,适用于电解海水制氢领域,同时实现提高电解效率和降低能耗的效果。
Resumen de: WO2025114080A1
The invention relates to a process (100) for producing a synthesis product (6), in which gaseous hydrogen (3) is provided by electrolysis (10) of water (1) and is subjected to a reaction (30) with one or more gaseous reactants (4) to form the synthesis product (6), wherein during a first process mode, the hydrogen (3) and the one or more reactants (4) are mixed to obtain a gaseous reaction mixture (5) and the gaseous reaction mixture (5), or a part thereof, is stored under pressure in a storage unit (20), and wherein during a second process mode the gaseous reaction mixture (5), or a part thereof, stored under pressure in the first process mode is taken from the storage unit (20) and fed to the reaction (30) to form the synthesis product (6). The invention also relates to a corresponding plant.
Resumen de: WO2025111640A1
A polymer electrolyte membrane (PEM) electrolyser or fuel cell system for the extraction of hydrogen, the electrolyser or fuel cell system comprising first and second end plate assemblies provided at longitudinal and opposed ends of the electrolyser or fuel cell system with an electrolyser stack positioned between the first and second end plate assemblies; the electrolyser stack comprising a plurality of electrolyser cells wherein each cell comprises bi-polar contact plates separated by a catalyst-coated membrane or catalyst coated electrodes and wherein the electrolyser stack is located between a pair of current collectors; wherein each of said current collectors is arranged adjacent said first and second end plate assemblies respectively with a compression arrangement being located at each end of the fuel cell stack to apply a compressive force on each of the current collectors thereby clamping the plurality of bi-polar contact plates and the plurality of catalyst-coated membranes and/or catalyst coated electrodes therebetween to apply uniform pressure across the bi-polar contact plates, wherein the compression arrangement is further configured to be adjustable to vary contact pressure between the plurality of bi-polar contact plates.
Resumen de: US2025179658A1
In a method of producing metal borohydride, M(BH4)n, from metal metaborate, M(BO2)n, in which M is a metal, such as a metallic metal, an alkali metal, an alkaline earth metal, a transition metal or a chemical compound behaving as a metal, and n is a valence value of the metal, metal borohydride is formed through a reaction of metal hydride, MHn, with trimethyl borate, B(OMe)3, and metal trimethyl borate is formed through a reaction of boric acid, H3BO3, with methanol, MeOH, under removal of water, H2O. An electrochemical cell is used for the conversion of metal metaborate and water, H2O, to boric acid, in the electrochemical cell. The electrochemical cell has an anodic half-cell and a cathodic half-cell separated by a cation exchange membrane, and a solvent and water is provided to both the anodic half-cell and the cathodic half-cell. Metal metaborate is provided to the anodic half-cell, where acid ions, H+, and electrons, e−, are generated at the anode from electrolysis of water, and H reacts with metal metaborate and water. The cation exchange membrane passes metal ions, Mn+, from the anodic half-cell to the cathodic half-cell, and metal hydroxide, M(OH)n, is formed in the cathodic half-cell.
Resumen de: US2025179655A1
A system (1) for generating hydrogen gas comprises a reaction vessel (101) containing an aqueous solution (102) and a cathode (105) and an anode (107) each positioned at least partly in the reaction vessel (101). The system (1) comprises first and second ultrasonic transducers (215-220) which emit ultrasonic waves in the direction of the cathode (105) and the anode (107) respectively. Each ultrasonic transducer (215-220) is driven by a respective transducer driver (202) to optimise the operation of the system (1) for generating hydrogen gas by sonoelectrolysis.
Resumen de: US2025179652A1
A system (1) for generating hydrogen gas comprises a reaction vessel (101) containing an aqueous solution (102) and a cathode (105) and an anode (107) each positioned at least partly in the reaction vessel (101). The system (1) comprises first and second ultrasonic transducers (215-220) which emit ultrasonic waves in the direction of the cathode (105) and the anode (107) respectively. Each ultrasonic transducer (215-220) is driven by a respective transducer driver (202) to optimise the operation of the system (1) for generating hydrogen gas by sonoelectrolysis.
Resumen de: US2025179656A1
A method for controlling a hydrogen generation system includes controlling the potentials of an electrode for oxygen generation and an electrode for hydrogen generation included in an electrolyzer so that the potential change is smaller in the electrode for oxygen generation or the electrode for hydrogen generation having a larger deterioration rate than in the electrode having a smaller deterioration rate.
Nº publicación: US2025179653A1 05/06/2025
Solicitante:
SHAHEEN INNOVATIONS HOLDING LTD [AE]
SHAHEEN INNOVATIONS HOLDING LIMITED
Resumen de: US2025179653A1
A system (1) for generating hydrogen gas comprises a reaction vessel (101) containing an aqueous solution (102) and a cathode (105) and an anode (107) each positioned at least partly in the reaction vessel (101). The system (1) comprises first and second ultrasonic transducers (215-220) which emit ultrasonic waves in the direction of the cathode (105) and the anode (107) respectively. Each ultrasonic transducer (215-220) is driven by a respective transducer driver (202) to optimise the operation of the system (1) for generating hydrogen gas by sonoelectrolysis.