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1102
results.
Updated on
21/08/2026 [07:00:00]
Results 225 to 250 of 1102
Absstract of: WO2026160549A1
The present invention relates to a method for regenerating a water electrolysis anode, the method comprising the steps of: (S1) preparing a water electrolysis anode having a voltage increased by 10% or more on the basis of an initial voltage; (S2) preparing an electrolyte by mixing a Ni precursor and a Fe precursor with an electrolyte solution; and (S3) introducing the electrolyte into the water electrolysis anode having a voltage increased by 10% or more on the basis of the initial voltage and applying an electrical load thereto to reactivate the water electrolysis anode.
Absstract of: WO2025205879A1
The purpose of the present invention is to realize a diaphragm for alkaline water electrolysis having good airtightness even when a sheet-like gasket is used, and enabling execution of water electrolysis at a low cell voltage. A use method according to the present invention is characterized by using, as a diaphragm for alkaline water electrolysis, a porous film which contains a polyethylene, and in which the content of the polyethylene in resin components is 50 mass% or more, and the tortuosity is 3.00 or less.
Absstract of: JP2026121810A
0001 【課題】システムが簡便で高い水分解効率を有する水分解装置を提供する。 【解決手段】水分解装置は、光が照射されることで水素を発生する水分解装置であって、表面張力が６０ｍＮ／ｍ以下である電解液が満たされた電解槽と、電解液に浸漬されている水分解セルであって、メソ結晶を堆積させたアノード電極とペロブスカイト電池セルとカソード電極とが接続された水分解セルと、を備える。 【選択図】図１Ｃ
Absstract of: KR20260115804A
0001a 본 발명은 수소 생산 공정 시 발생하는 단일 기포의 직경을 고려하여 미세 전극의 형상 및 크기와, 미세 전극 간의 간격을 조절함으로써, 에너지 소비를 저감하고 효율적인 수소 생산이 이루어질 수 있도록 한 미세 전극의 크기 및 간격이 조절된 수전해 수소 생산 시스템에 관한 것이다.
Absstract of: CN121419830A
The invention discloses a hydrogen extraction catalyst based on ammonia partial oxidation, a preparation method thereof and a hydrogen extraction method using the catalyst. The hydrogen extraction catalyst based on ammonia partial oxidation comprises a support body and ruthenium (Ru) supported on the support body, and the hydrogen extraction method using the catalyst can maintain the internal temperature of a reactor at a high temperature without an external heat source. And the problem that the existing thermal efficiency is reduced due to long reaction time can be solved, and a high ammonia conversion rate can be obtained.
Absstract of: CN122446220A
本申请涉及碱性电解槽技术领域，具体是一种电解槽的支撑底座，包括：支撑底座本体；限位机构，设置在所述支撑底座本体上，用于连接电解槽的四个底脚；中间支撑机构，设置在所述支撑底座本体上且位于所述支撑底座本体的长度方向的对称轴上，用于对所述电解槽的极板进行支撑，所述中间支撑机构通过第一升降装置调节高度；两组侧支撑机构，设置在所述支撑底座本体上，并对称设置在所述中间支撑机构的两侧，用于对所述极板进行支撑，每组所述侧支撑机构通过第二升降装置调节高度。本申请能够对电解槽的安装位置进行限位和固定，并且能够调节对极板的支撑力度，防止极板下坠。
Absstract of: WO2025135726A1
The present invention provides a hydrogen vent system for discharging hydrogen generated in a high-temperature water electrolysis stack to the outside, comprising: a first pipe unit connected to the high-temperature water electrolysis stack and having a curved portion; a drain line which is connected to the first pipe unit and through which condensed water is drained; and a discharge unit which is connected to the first pipe unit and which releases hydrogen upward into the air, wherein a surge tank that maintains pressure and moves the condensed water to the drain line is disposed in the first pipe unit.
Absstract of: FR3171376A1
L’invention concerne un procédé de traitement de scories alumineuses comprenant de l’aluminium, le procédé incluant : une étape de préparation (100) d’une charge solide comprenant les scories alumineuses et des boues rouges, une étape de mélange (200) de la charge solide avec une solution aqueuse une étape de récupération (300) des produits, ladite étape de récupération incluant les sous-étapes consistant à :prélever le produit solide du fluide réactionnel, ledit produit solide comprenant un oxyde d’aluminium et/ou un hydroxyde d’aluminium, et soutirer le produit gazeux contenant du dihydrogène. Figure à publier avec l’abrégé : Fig. 1
Absstract of: KR20260115525A
본 발명은 수소 분포의 제어가 가능한 전기화학적 수소 장입 시스템 및 이를 이용한 방법에 관한 것이다.
Absstract of: WO2026158884A1
The present application provides an electrolytic unit comprising: a first plate and a second plate; a stack formed by an anodic porous transmission layer, an anodic electrode layer, a membrane, a cathodic electrode layer, and a cathodic porous transmission layer stacked in sequence along a stacking direction, the stack being disposed between the first and second plates in the stacking direction; and a first and a second sealing members respectively disposed between the first and second plates in the stacking direction. The first sealing member surrounds the stack in a direction perpendicular to the stacking direction. The second sealing member is disposed outside the first sealing member and surrounding the first sealing member in a direction perpendicular to the stacking direction. The second sealing member is vulcanized to be fixedly attached to the first and second plates and retain the first and second plates as an integral structure, thereby maintaining the first sealing member and the stack therebetween. The present application also provides a method of producing the electrolytic unit and an electrolytic apparatus comprising the electrolytic unit. The electrolytic unit and the electrolytic apparatus according to the present application are easy to manufacture, assemble, and maintain.
Absstract of: CN122446263A
本发明公开一种织物隔膜及其用途，所述织物隔膜的厚度为0.4～3.0mm，且织物隔膜的展开面积与实际面积的比例小于1.4，所述织物隔膜的表面在1cm内的毛羽个数小于10个。本发明的织物隔膜具有高气密性、高耐久性的特点。
Absstract of: CN122444135A
本发明属于光电化学水分解光电极材料制备技术领域，具体为一种大晶粒尺寸的Ta3N5薄膜及其制备方法与应用，其方法结合电子束蒸发系统与氩气退火处理，首先构建了Na2Ta4O11中间相，随后在氨气气氛下进行高温氮化，使中间相转变为大晶粒尺寸的Ta3N5薄膜。与现有技术相比，本发明显著增大了薄膜内晶粒尺寸，有效降低了晶界密度，并且具有良好的工艺可控性与重复性，广泛适用于各种常见基底。
Absstract of: WO2026158897A1
The present application provides an electrolysis unit comprising: first and second electrode plates; a stack formed by sequentially stacking an anode porous transport layer, an anode electrode layer, a membrane, a cathode electrode layer, and a cathode porous transport layer along a stacking direction, disposed between the first and second electrode plates in the stacking direction; and first and second sealing members disposed between the first and second electrode plates respectively in the stacking direction. The first sealing member surrounds the stack in a direction perpendicular to the stacking direction. The second sealing member is disposed outside the first sealing member and surrounds the member in a direction perpendicular to the stacking direction. The second sealing member is fixedly attached to the first and second electrode plates to maintain them as an integrated structure, thereby holding the first sealing member and the stack between the first and second electrode plates. The present application also provides an electrolysis apparatus comprising the aforementioned electrolysis unit. The electrolysis unit and electrolysis apparatus according to the present application are easy to manufacture, assemble, and maintain.
Absstract of: CN122446264A
0001 本申请公开了一种电解水制氢系统的自适应控制方法、系统和电子设备，属于氢能制取技术领域，所述方法包括：在滚动时域内，对多目标优化问题进行优化求解，得到预设控制周期内的最优控制输入序列集合；将最优控制输入序列集合中的第一个最优控制输入序列作为实际控制指令，以及将实际控制指令下发至执行机构，以通过执行机构执行实际控制指令，得到多项实际数据；将多项预测数据中的任意一项预测数据与其匹配的实际数据进行比对，得到对应的比对结果；基于比对结果和预设方法，对预测模型中的关键时变参数集中的多项不同时变参数进行在线微调，以进行自适应控制。通过该自适应控制方法，能够做到：在全生命周期内，通过自适应控制保持最优性能。
Absstract of: CN122446222A
0001 本发明提供了一种电解槽组件及电解槽小室和其在电解水制氢中的应用。该电解槽组件包括顺次设置的弹性网、镍网、多孔镍板和镍基催化涂层；弹性网的孔径大于镍网的孔径，镍网的孔径大于多孔镍板的孔径。本发明采用弹性网‑镍网‑多孔烧结镍板的梯度孔结构设计，将传质通道进行有序设计，优化了碱液在电解槽内的流动特性，减少了死区和涡流的产生，实现了碱液均匀分布在催化层反应活性中心的有益效果，从而提高了电解槽运行电流密度，降低了能耗。
Absstract of: CN122446235A
0001 本发明公开了一种稀土金属铈调控镍钴氮化物泡沫镍自支撑双功能电催化电极及其制备方法和应用。该方法以泡沫镍为自支撑导电基底，将钴盐、镍盐和铈盐在水溶液中混合后进行原位水热反应，使铈、镍、钴前驱体均匀生长于泡沫镍表面；随后以尿素为氮源，在氮气气氛下进行低温氮化处理，得到铈掺杂镍钴氮化物负载泡沫镍电极。在 1.0 mol/L KOH 电解液中，该电极在 10 mA/cm<2>下的析氧过电位为 238 mV，析氢过电位为 80 mV；以该电极同时作为阴极和阳极组装的对称全解水电解槽在 50 mA/cm<2>下电压为 1.49 V，并可稳定运行 50 h。该方法工艺简单、成本较低、无需聚合物粘结剂，适用于高效碱性全解水制氢。
Absstract of: CN122446239A
本发明属于电催化材料与功能薄膜制备技术领域，具体涉及一种氧非热等离子体诱导原位构筑Ni‑LDH薄膜电极的方法及其在碱性析氧反应中的应用。所述方法包括：将乙醇胺加入丙酸中混合后，加入镍源，在加热搅拌条件下制得含镍前驱体溶液；将前驱体溶液陈化并离心后取上清液作为成膜溶胶；将所述成膜溶胶旋涂于基底表面并干燥，得到前驱体薄膜；再将所述前驱体薄膜置于氧气气氛下的微波非热等离子体中，原位转化为含层间阴离子的Ni‑LDH薄膜电极。本发明方法无需高温退火、无需后续水热活化，能够直接获得具有层状双氢氧化物特征的Ni‑LDH薄膜。所得薄膜在碱性电解液中表现出良好的析氧催化活性与稳定性，在10 mA/cm²电流密度下过电位小于350 mV，Tafel斜率小于80 mV/dec。
Absstract of: CN122446247A
0001 本发明公开了一种基于硼掺杂金刚石的析氧电极及其制备方法和应用，属于电解水析氧的电催化技术领域。制备步骤如下：对钛基底进行表面预处理；采用微波等离子体化学气相沉积法，在预处理后的钛基底表面生长硼掺杂金刚石薄膜，得到硼掺杂金刚石电极；以所述硼掺杂金刚石电极为工作电极，在含有镍盐和铵盐的电解液中进行恒电流电沉积，在硼掺杂金刚石薄膜表面形成氢氧化镍层；将沉积有氢氧化镍层的电极浸入含Fe<3+>离子的溶液中，通过离子交换与结构重建，获得基于硼掺杂金刚石的析氧电极。该方法利用BDD优异的电化学稳定性与界面可控性，构建了结构稳定、活性优异的NiFe‑LDH复合电极，操作简便，适用于碱性电解水环境。
Absstract of: CN122441386A
本发明提供一种自驱动腔内循环的扁平光解槽、光解制氢系统及制氢方法，属光催化制氢领域。针对扁平空间拟二维流动引发的微泡滞留与传质缓慢问题，构建“渐缩流道+特定倾角导流+光区匹配”协同结构：工作腔高2~5cm，内置倾斜导流构件划分上升流区域与下降流区域，上升流区域横截面积向上递减且投影占光照区90%~95%；气泡沿构件板面爬升聚并，渐缩流道加速液相并在背流侧形成低压涡旋，带动近壁低速区并促进滞留微气泡卷吸回主流，在单一连续腔体内形成无泵气升内循环。该方案将光能输入与气升驱动力空间耦合，光解槽内部循环无需外置泵，常压下可维持稳定循环，降低微细气泡光散射与无效滞留，缓解流光优化互斥，利于规模化应用。
Absstract of: CN122446260A
0001 本申请提供一种负载金属的过渡金属氧化物@过渡金属硫族化合物复合材料及其制备方法和应用，过渡金属硫族化合物纳米壳层包裹在过渡金属氧化物纳米颗粒表面形成核壳结构，过渡金属硫族化合物纳米壳层表面负载有金属微粒，金属微粒为单原子、纳米团簇或者纳米晶。本发明复合材料具有金属和硫族空位双活性位点，纳米壳层和金属微粒在分子尺度上紧密结合，以本发明核壳结构复合材料作为电催化剂进行电催化HER具有更低的过电位、更小的塔菲尔斜率和阻抗、更大的表面活性面积以及更优的耐久性。本发明解决了pH对于过渡金属硫族化合物电催化HER的制约问题，为制备高效全pH电催化剂提供了原子级设计策略，对推动电解水可持续制氢具有重要意义。
Absstract of: JP2026121330A
【課題】ケイ素物質とアルカリ液および水を反応させてケイ酸ナトリウムと水素ガスを効率的で経済的に製造する方法を提供する。【解決手段】ケイ素物質と、アルカリ液と、反応容器と、から構成され、前記アルカリ液を前記反応容器に投入する第１工程と、前記反応容器内の前記アルカリ液に前記ケイ素物質を添加する第２工程と、前記反応容器内を所定の温度および圧力に制御する第３工程と、により、前記反応容器内において所定の反応温度および圧力の条件下で前記アルカリ液と前記ケイ素物質を反応させ、前記ケイ素物質と前記アルカリ液の反応を中断し再開させケイ素ナトリウムの性状を調整する第４工程と、前記反応容器内から水素ガスを収集する第５工程と、からなることを特徴とするケイ酸ナトリウムおよび水素ガスの製造方法。【選択図】図１
Absstract of: CN122444127A
0001 本发明公开了一种低温无电自启动的放氢装置，主要结构包括第一腔室、第二腔室、第三腔室。第一腔室和第二腔室通过腔室通道连通，该腔室通道的打开或关闭由第一启动模块控制。第一腔室中装有固态储氢材料，第二腔室中装有激发反应物，当腔室通道打开后，固态储氢材料与激发反应物接触，反应释放氢气。第三腔室内装有放热反应物，它们的放热反应由第二启动模块控制。放热反应用于加热凝固的激发反应物，使其恢复液态进而参与放氢反应。本发明提供的放氢装置不需要电力驱动即可实现快速放氢，适用于高寒地区无电的应急情况。采用固态储氢材料，可长时间储存氢气，安全性高，无气体逸散风险。
Absstract of: CN122441458A
本发明属于光催化材料技术领域，公开了一种镁掺杂ZnIn2S4光催化剂及其制备方法和应用，本发明利用柠檬酸根的络合作用，通过一步水热法制备镁掺杂ZnIn2S4光催化剂，其化学通式为MgxZnIn2‑xS4，其中0
Absstract of: CN122446256A
0001 本发明涉及电催化材料领域，尤其涉及一种N‑Mn<7>C<3>/Ni<5>P<4>@CC异质结催化剂、制备方法及应用，利用预先生长的Ni<5>P<4>纳米阵列作为晶态导电骨架和结构模板，保障了异质结内核的高导电性与结构稳定性；利用锰卟啉分子在80℃温和条件下的π‑π堆叠与配位锚定自限域组装，实现了壳层厚度的精确控制和完整包覆，在Ni<5>P<4>表面自发形成均匀、厚度可控的非晶壳层，实现原子级界面预排布，碳化后得到紧密核壳界面；惰性气氛碳化过程中，卟啉壳层分解释放还原性气体，形成局部还原微环境，有效抑制Ni<5>P<4>内核的磷流失和表面氧化，同时实现卟啉壳层向非晶N‑Mn<7>C<3>的保形转化和内核组分的完整保持，解决现有双功能电解水催化剂界面接触松散、原子级界面比例低的问题。
Nº publicación: CN122446233A 24/07/2026
Applicant:
北京化工大学
Absstract of: CN122446233A
0001 本发明提供一种双功能电解水氮磷掺杂高熵催化剂的制备方法，属于电解水制氢技术领域。该方法首先对金属基底进行预处理，随后通过浸渍吸附含有镍、钼、钴、锆、铁的五元金属前驱体溶液，并采用瞬时焦耳热技术快速构建高熵氧化物结构。核心创新在于利用次磷酸铵与次磷酸钠在焦耳热过程中原位分解产生的还原性气氛以实现材料表面的同步氮磷化改性，将传统工艺数小时的耗时缩短至秒级并显著降低能耗。最终制得的催化剂具有优异的析氢（HER）与析氧（OER）双功能活性与化学稳定性：在10 mA·cm<‑2>电流密度下OER过电位<230mV、HER过电位<50mV；在波动电解测试、启停测试和恒流电解中电解电压保持稳定，具有优异的稳定性。
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