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METHOD FOR CONVERTING CARBON DIOXIDE INTO SNG OR LNG AND STORING HYDROGEN

Resumen de: AU2023296834A1

The present invention describes a method for storing electricity and producing liquefied natural gas (LNG) or synthetic natural gas referred to as substitute natural gas (SNG) and using carbon dioxide and producing electricity, natural gas (NG) or synthetic natural gas (SNG).

METHOD OF ASSEMBLY OF A WATER ELECTROLYSIS STACK, BIPOLAR PLATES CONFIGURED FOR USE IN AN ELECTROLYSER STACK AND USE OF BIPOLAR PLATES

Resumen de: AU2023300562A1

Bipolar plates (1) adapted for use in an electrolyser cell stack (4) and wherein each plate comprises a plate midplane (2) whereby the plate (1) comprises spaced apart uniform spacers (7) extending in opposed directions from the midplane (2). All spacers (7) are arranged along concentric circles (8) in the midplane (2) with spacers (7) alternatingly protruding in opposite directions relative to the midplane (2) along each concentric circle (8) and an even number of spacers (7) are provided in each circumferential circle (8), apart from an innermost circle (9) which comprises a single spacer (7).

MEMBRANE

Resumen de: CN119317736A

An electrolyte membrane including a composite catalyst layer is provided. The membrane has a thickness of less than or equal to 100 mu m and is a single adhesive polymer membrane comprising a plurality of ion conducting polymer layers. The composite catalyst layer comprises particles of an unsupported composite catalyst dispersed in an ion conducting polymer, and the layer has a thickness in the range of from 5 mu m to 30 mu m and including 5 mu m and 30 mu m. Also provided are a catalyst coated film (CCM) incorporating the electrolyte membrane, and a method of manufacturing the electrolyte membrane.

ELECTROLYSIS DEVICE

Resumen de: WO2024003272A1

The invention relates to a high pressure electrolyzer module comprising a first external electrode which has a shape permitting to define a delimited volume, a second inner electrode provided inside the delimited volume defined by the first external electrode, an electrolyte provided under high pressure inside the first external electrode and an electrical power source, wherein the electrical power source is controlled so as to alternate potential to the first and second electrodes such that they are alternatively submitted to oxidation and reduction..

CONTROL DEVICE FOR HYDROGEN PRODUCTION FACILITY, HYDROGEN PRODUCTION FACILITY, METHOD FOR CONTROLLING HYDROGEN PRODUCTION FACILITY, AND CONTROL PROGRAM FOR HYDROGEN PRODUCTION FACILITY

Resumen de: EP4549628A1

This control device is for a hydrogen production facility and comprises: a plurality of electrolysis cells for electrolyzing water or steam; and a plurality of rectifiers for supplying DC power to each of the plurality of electrolysis cells. The control device is provided with: a degradation coefficient acquisition unit configured to acquire a plurality of degradation coefficients indicating the degrees of deterioration of the respective electrolysis cells, an individual necessary current calculation unit configured to calculate, on the basis of a total necessary current corresponding to a hydrogen generation volume required for the hydrogen production facility and the plurality of degradation coefficients, a plurality of individual necessary currents indicating necessary currents required for the electrolysis cells; and a control unit configured to control the respective rectifiers on the basis of the plurality of individual necessary currents. The degradation coefficient acquisition unit is configured to acquire, for the respective electrolysis cells, the degradation coefficients on the basis of a first correlation indicating the correlation between applied voltages to the respective electrolysis cells and currents flowing through circuits including the electrolysis cells at a beginning of life of the electrolysis cells, and a second correlation indicating the correlation at an end of life of the electrolysis cells.

APPARATUS AND PROCESS FOR AMMONIA CRACKING CATALYST ACTIVATION

Resumen de: EP4549009A1

An apparatus and process for the activation of catalyst material utilized in ammonia cracking can include an initial use of hydrogen and heat to perform an initial stage of catalyst activation and a subsequent use of ammonia and heat to perform a subsequent state of catalyst activation. The subsequent use of ammonia can be configured so that different catalytic material at different plant elements are activated in a pre-selected sequence to provide activation of the catalytic material utilized in different plant elements. Some embodiments can be configured to avoid excess temperatures that can be detrimental to equipment that can be positioned upstream of a furnace in some embodiments while also avoiding sintering of the catalytic material.

CATALYSIS PROMOTOR FOR WATER ELECTROLYSIS AND WATER ELECTROLYSIS DEVICE USING THE SAME

Resumen de: WO2025089500A1

The present invention relates to a catalytic activity promoter to be dissolved in an alkaline electrolyte solution of a water electrolysis apparatus so as to promote the catalytic activity of an oxygen-generating electrode. The catalytic activity promoter comprises 2,2,6,6-tetramethylpiperidine-1-oxyl, which is oxidized in a dissolved state in the oxygen evolution reaction of the water electrolysis apparatus, and then meets an oxygen evolution reaction intermediate so as to be spontaneously reduced, and oxidizes the oxygen evolution reaction intermediate.

탄화규소 전극을 갖는 광전 셀 및 그의 제조 방법

Resumen de: AU2023331556A1

The invention relates to a photoelectric cell with a silicon carbide electrode (4) for photocatalytic production of hydrogen and to a production method for same. The cell has, on one side of the silicon carbide electrode (4), a window (2) for letting in light (5) and, on the other side of the silicon carbide electrode (4), an aqueous electrolyte (10) and a counter electrode (6). The cell is electrolyte-free on the side of the silicon carbide electrode (4) facing the window. The silicon carbide electrode (4) is preferably produced by coating a substrate (3) with silicon carbide (4).

AMMONIA DECOMPOSITION AND HYDROGEN PRODUCTION SYSTEM OF WASTEWATER USING ELECTROLYTIC CELL SEPARATED BY ION EXCHANGE MEMBRANE

Resumen de: KR20250060349A

본 발명에 따른 이온교환막으로 분리된 전해셀을 이용한 하폐수의 암모니아 분해 및 수소생산 시스템은 외부로부터 공급되는 하폐수로부터 암모늄 이온을 흡착하는 이온교환수지가 내부에 충전되고 탈착액의 공급을 통해 상기 하폐수로부터 암모니아를 포함하는 재생액을 생성하는 이온교환수지 충전탑; 및 상기 이온교환수지 충전탑에 연결되고 상기 이온교환수지 충전탑에 의해 생성된 재생액을 전기분해하여 암모니아를 제거하고 탈착액을 재생산하여 상기 이온교환수지 충전탑으로 제공하는 전기분해장치를 포함하고, 상기 전기분해장치는 암모니아의 산화반응이 일어나는 제 1 전해셀; 수소의 환원반응이 일어나는 제 2 전해셀; 및 상기 제 1 및 제 2 전해셀 사이에 설치되어 상기 수소가 수집되도록 하는 이온교환막을 포함한다. 상기의 이온교환막으로 분리된 전해셀을 이용한 하폐수의 암모니아 분해 및 수소생산 시스템은 하폐수의 암모니아 처리를 위한 생물학적 공정의 소비전력이 크게 절감됨에 따라 탄소배출 저감 및 탄소중립에 기여할 수 있고 처리가 어려운 고농도 암모니아 함유 폐수의 처리가 가능할 뿐만 아니라 하폐수 중 암모니아로부터 유가자원인 수소까지 효율적으로 회수될 수 있도록 한다.

PROCESS FOR MAKING AMINES FROM NITRILE COMPOUNDS USING HYDROGEN HAVING LOW DEUTERIUM CONTENT PRODUCED WITH NON-FOSSIL ENERGY

Resumen de: EP4549618A1

A process for the preparation of amines comprising the following steps:(a) providing hydrogen with a molar share of deuterium ≤ 100 ppm, preferably in the range of from 10 to 95 ppm, more preferably in the range of from 15 to 90 ppm, most preferably in the range of from 20 to 80 ppm, especially in the range of from 30 to 75 ppm, based on the total hydrogen content, by electrolysis of water using electrical power generated at least in part from non-fossil energy,(b) reacting the hydrogen from step (a) with nitrogen to form ammonia,(c) reacting the ammonia from step (b) with a nitrile compound or hydrogen cyanide (I)        R-CN     (I)in the presence of hydrogen from step (a) to form the corresponding amine (II)        RCH2-NH2     (II).

一种密闭式模块化电解水制氢用电解槽

Resumen de: CN119932592A

本发明涉及电解水制氢技术领域，具体是涉及一种密闭式模块化电解水制氢用电解槽，包括电解制氢槽、隔断结构、电解模块和第二升降结构；电解制氢槽包括槽体和盖体；隔断结构包括离子隔膜，离子隔膜将槽体的内部空间分割为阴极室和阳极室；电解模块包括吊装板、电解片组件、夹持结构和第一升降结构，吊装板的下端与离子隔膜的上端抵接，电解片组件包括若干个阴极片和若干个阳极片，夹持结构具有若干个，若干个夹持结构设置在吊装板上，夹持结构将阴极片和阳极片夹持在吊装板上，第一升降结构用以改变吊装板在槽体内部的高度；第二升降结构用以开合槽体和盖体；本发明设置吊装板、电解片组件、夹持结构和第一升降结构，从而维持了电解的效率。

一种MnO-Ru/NFs催化剂的制备方法及其应用

Resumen de: CN119932636A

本发明涉及一种MnO‑Ru/NFs催化剂的制备方法及其应用。本发明公开的制备方法包括如下步骤：将有机碳源、锰源和钌源溶于DMF和乙醇的混合溶剂中，得到前驱体溶液；对前驱体溶液进行静电纺丝，制备得到前驱体纳米纤维；先将前驱体纳米纤维在空气气氛中预氧化，再在惰性气氛中进行碳化焙烧，得到MnO‑Ru/NFs催化剂。本发明中，MnO可以优化Ru位点的电子环境，降低Ru纳米粒子的电子密度以有利于H的脱附，使催化剂表现出卓越的电催化全解水性能和提升的稳定性。

用于电解水制氢电解槽的测试装置及其作业方法

Resumen de: CN119936144A

本发明属于电解槽检测设备技术领域，公开了一种用于电解水制氢电解槽的测试装置及其作业方法，其中用于电解水制氢电解槽的测试装置包括支撑架、安装座和探针，安装座沿竖直方向滑动连接于支撑架上，且安装座能够选择性与支撑架固定；安装座上沿第一方向可拆卸连接有多个探针，每个探针对应抵接一个电解槽单元，探针用于测试电解槽单元的电流，每个探针均能够沿竖直方向移动并选择性地固定于安装座上。本发明用于电解水制氢电解槽的测试装置通过独立调整每个探针在安装座上的高度，以使每个探针能够独立适应每个不同厚度的电解槽单元，有效增强探针调整的自由度，以及有效提升电解水制氢电解槽的测试装置使用的兼容性。

一种PEM电解槽极板及其密封结构

Resumen de: CN119932599A

本发明公开了一种PEM电解槽极板，包括板体，所述板体的一端设置有第一氢气出口，另一端设置有第二氢气出口；所述板体的一侧设置有水进口，另一侧设置有水出口；所述一端所在的方向与所述一侧所在的方向呈垂直设置；所述板体的一侧面上周向设置有第一密封槽；所述板体的另一侧面上周向设置有第二密封槽；所述第一密封槽底部的两侧与所述第二密封槽底部的两侧均呈倒角设置。本申请还提供一种密封结构。本申请的PEM电解槽极板具有良好的机械强度和导电性能，能在高压条件下实现均匀承受压力。由本申请PEM电解槽极板制得的密封结构在高压高温中能够保持良好的密封性，有效防止气体泄漏。

一种臭氧制备系统

Resumen de: CN119932589A

本发明涉及臭氧制备相关技术领域，具体为一种臭氧制备系统，包括底座、蒸汽发生罐、臭氧发生罐、氢气储罐、臭氧储罐和控制箱，底座为矩形平台；通过将臭氧发生罐设置成由罐体、上盖、安装轴和电解模块组合构成，并将电解模块设置成由安装叶片、正极电解片和负极电解片组合构成，从而让正极电解片和负极电解片之间形成螺旋形的电解通道结构，从而有效提高正极电解片、负极电解片的电解面积，从而提高电解效率，并通过将水蒸气源源不断的输送至电解通道之中，从而让电解通道之中的气态水分子被正极电解片、负极电解片电解成臭氧和氢气，其相较于电解液态的水，气态的水分子更加的活跃，其分子间运动更加快，从而进一步提高电解效率。

一种离子束溅射高熵合金玻璃电催化电极及其制备方法和应用

Resumen de: CN119932620A

本发明公开了一种离子束溅射高熵合金玻璃电催化电极及其制备方法和应用，该方法包括：首先利用微纳光刻和电沉积技术制备具有三维纳米锥阵列结构的镍微网栅，再将所获得的镍微网栅作为基底，通过离子束溅射法在其表面溅射沉积FeCoNiCrMn高熵金属玻璃即可制得该催化电极。本发明制备方法可增强高熵金属玻璃的分布均匀性和与基底的附着力，因此该一体化催化电极可直接作为工作电极；同时该制备方法可控性强、重复性高，适于工业化生产。本发明制备的催化电极主要应用于碱性电解液中的电解水反应，表现出优异的催化性能，其多元协同效应和高熵效应使其具有高的本征催化活性和稳定性，此外非晶结构暴露出丰富的活性位点。

一种可见光催化全解水制氢和制氧的光催化剂、制备方法及应用

Resumen de: CN119926503A

本发明属于可见光催化全解水技术领域，具体涉及一种可见光催化全解水制氢和制氧的光催化剂、制备方法及应用。本发明提供的光催化剂包括一种共价有机框架材料TTA‑Bp，共价有机框架材料由2,4,6‑三(4‑氨基苯基)‑1,3,5‑三嗪和2,2’‑联吡啶‑5,5’‑二甲醛通过缩合反应形成；还包括负载在共价有机框架材料上的Ni物种纳米颗粒，Ni物种纳米颗粒中的Ni原子与共价有机框架材料中的联吡啶官能团之间形成有配位作用，并且Ni物种纳米颗粒中具有Ni的氢氧化物的晶相。本发明制备的光催化剂，成功实现了在可见光条件下高效催化全解水制氢和制氧反应，且催化剂具有优异的稳定性。

烟气循环掺氢燃烧调峰稳燃系统及方法

Resumen de: CN119934515A

本公开实施例提供一种烟气循环掺氢燃烧调峰稳燃系统，包括锅炉、电解水装置、烟气‑氢气混合器、烟气‑氢气燃烧器；锅炉设置有燃烧器，烟气‑氢气燃烧器设置于所述锅炉的最下层；电解水装置通过供电装置进行供电，电解水装置的阳极出口与燃烧器的助燃剂入口相连通，电解水装置的阴极出口与烟气‑氢气混合器的氢气入口相连通；锅炉的烟气出口分别与烟囱入口以及烟气‑氢气混合器的烟气入口相连通；烟气‑氢气混合器的混合出口与烟气‑氢气燃烧器的入口相连通。该系统通过掺氢燃烧和富氧燃烧，可使机组深度调峰时，锅炉燃烧稳定、安全、降低煤耗、节约成本。

一种基于直通孔结构多孔传输层的自支撑NiFe-LDH析氧电极及其制备和应用

Resumen de: CN119932600A

本发明涉及一种基于直通孔结构多孔传输层的自支撑NiFe‑LDH析氧电极及其制备和应用，本发明可低成本、绿色和大批量的制备AEM电解水阳极电极，克服了目前同领域中电极制备方法繁琐的弊端，且制备的电极催化活性高、稳定性好，有望推动阴离子交换膜电解水制氢技术的商业化发展。

PEM水电解槽的槽芯单元、其装配方法及PEM水电解槽

Resumen de: CN119932590A

本发明公开了一种PEM水电解槽的槽芯单元、其装配方法及PEM水电解槽。所述槽芯单元的反应区侧面覆盖纯平分隔板、外侧仅设有单一边框；边框的上表面通过若干阴极密封面在反应区通孔外侧、垂直向位置设有阴极微流道，下表面通过若干阳极密封面在反应区通孔外侧、水平向位置设有阳极微流道；阳极微流道与反应区通孔之间设有一个内圈沉台；内圈沉台的内侧设有一整圈膜电极密封面；膜电极和阳极扩散层在反应区通孔下层、贴近内圈沉台内侧；阳极扩散层贴紧膜电极的上层为边缘压实的钛毡，下层为透水的钛网。本发明有效减薄槽芯单元的厚度，减少部件数量，同时减小膜电极的面积，并避免软材质的膜电极单独装配错位的风险。

用于氨裂解催化剂活化的设备和方法

Resumen de: AU2024227784A1

An apparatus and process for the activation of catalyst material utilized in ammonia cracking can include an initial use of hydrogen and heat to perform an initial stage of catalyst activation and a subsequent use of ammonia and heat to perform a subsequent state of catalyst activation. The subsequent use of ammonia can be configured so that different catalytic material at different plant elements are activated in a pre-selected sequence to provide activation of the catalytic material utilized in different plant elements. Some embodiments can be configured to avoid excess temperatures that can be detrimental to equipment that can be positioned upstream of a furnace in some embodiments while also avoiding sintering of the catalytic material.

析氢用电极及其制备方法、析氢反应装置

Resumen de: CN119932615A

一种析氢用电极及其制备方法、析氢反应装置，采用如下步骤制成：制备好钌或铂或铑或钯或铱的可溶性化合物的溶液，准备电极的载体，电极的载体为金属材料，制备好与构成电极的载体的金属材料同样的金属材料的可溶性化合物的同样元素溶液，按照钌或铂或铑或钯或铱中的任意一种或任意二种的组合的原子百分比的比例为20％—40％，同样元素的原子百分比的比例为60％—80％。其目的在于提供一种与电解质的接触面积大，可让析氢反应迅速发生，令氢气在光滑致密的催化剂表面迅速解吸、脱附，在苛刻的酸、碱条件下析氢过电位更低、应用寿命更长，析氢催化能力更强，进而有利于降低电解能耗，提高经济效益的析氢用电极及其制备方法、析氢反应装置。

一种S型WO3/FeWO4异质结光催化剂及其合成方法和应用方法

Resumen de: CN119926417A

本发明涉及光催化技术领域，公开了一种S型WO3/FeWO4异质结光催化剂及其合成方法和应用方法；FeWO4纳米针负载于WO3纳米棒表面，形成具有交错能带结构的S型异质结，其内建电场与1D/1D结构协同促进了光生载流子的分离；合成方法为：以偏钨酸铵为钨源，通过水热法制备WO3纳米材料；将WO3超声分散于硫酸亚铁铵溶液中形成悬浮体系，在连续搅拌下将钨酸钠溶液滴入到上述悬浮液中，经二次水热结晶得到具有强界面耦合作用的S型WO3/FeWO4异质结光催化剂；本发明所制的S型WO3/FeWO4异质结光催化剂在光催化分解水中具有优异的产氢活性和良好的稳定性，在光催化分解水产氢领域具有较好的应用前景。

一种电解水制氢用的快速加热流体装置及其工艺方法

Resumen de: CN119932643A

一种电解水制氢用的快速加热流体装置，快速加热流体装置为导通式的加热流体装置，所述的加热流体装置的内部导通式的设有若干蜂窝多孔电极管，所述的若干的蜂窝多孔电极管外侧通过折流板横向水平悬空固定式的设在加热流体装置的内部，可有效应用于电解制氢场景需要流体加热的场景；无明火、电火花等泄露，提高了制氢设备装置的本质安全性；同时热效率高、加热速度快，极大地减少了装备系统的热启动时间；该工艺和系统设备提高了加热效率，解决了传统加热方式的效率低、加热时间长的缺点，减少了能源消耗和碳排放，提高了经济效益；可适应电解制氢装备系统快速启停，有效抑制风光等可再生能源引起的波动，属于电解制氢和能源化工装备等领域。

一种基于水凝胶材料的金属电极片及其制备方法和应用

Nº publicación: CN119932603A 06/05/2025

Solicitante:

东南大学

Resumen de: CN119932603A

本发明公开了一种基于水凝胶材料的金属电极片及其制备方法和应用，属于界面改性领域。上述金属电极片的表面具有活性羧基层，活性羧基层上负载有含有氨基基团的纳米水凝胶颗粒；制备方法为：将具有活性羧基层的金属电极片置于含有氨基基团的纳米水凝胶颗粒的分散液中浸泡，通过脱水缩合反应将纳米水凝胶颗粒以共价键形成连接于金属电极片的表面，完成纳米水凝胶颗粒负载，所得金属电极片可用于碱性电催化析氢领域中。本发明将纳米水凝胶颗粒附着在金属电极片表面，较纯电极电催化性能有明显提升，实验数据表明，在100mA/cm2电流密度下过电位可最高可降低60mV，因此，本发明实现了对碱性电催化析氢HER反应面水结构改性。