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997
results.
Updated on
25/06/2025 [07:08:00]
Results 800 to 825 of 997
Absstract of: WO2025089509A1
This method for preparing phosphoric acid and aluminum sulfate by using acid wastes and waste aluminum may comprise the steps of: dissolving the waste aluminum in the acid wastes; collecting hydrogen gas generated during the dissolution; filtering a dissolution solution, in which the waste aluminum is dissolved, thereby separating out aluminum phosphate; removing impurities from a mixed solution in which a sulfuric acid aqueous solution and the aluminum phosphate are added to a solution remaining after the filtration; converting the collected hydrogen gas into electric energy; using the electric energy to distill the mixed solution, thereby separating out phosphoric acid; and recovering a material remaining after the phosphoric acid separation, and separating out aluminum sulfate.
Absstract of: KR20250060435A
본 발명에 의한 고체산화물 전지용 지르코니아 전해질은 스칸디움 산화물, 이터비움 산화물 및 칼슘 산화물이 치환 고용되어 높은 산소 이온 전도도를 유지할 수 있는 장점이 있다.
Absstract of: 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).
Absstract of: WO2025089661A1
The present invention relates to an ion exchange membrane and an electrochemical system comprising the ion exchange membrane. The ion exchange membrane according to the present invention can realize an electrochemical system with excellent efficiency by maintaining high ion conductivity and durability as well as having high gas barrier properties.
Absstract of: WO2025089645A1
The present invention relates to a reinforced composite polymer electrolyte membrane having assured mechanical, structural, and thermal stability.
Absstract of: 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.
Absstract of: KR20250060808A
금속-유기 골격체(MOF) 기반 수전해 촉매 제조방법으로, 니켈 폼 상에 금속-유기 골격체(Co-MOF/NF)를 제조하는 단계; 상기 제조된 금속-유기 골격체(Co-MOF/NF)에 붕소를 도핑하는 단계; 및 상기 붕소가 도핑된 금속(코발트)-유기(메틸이미다졸) 골격체에 불활성 가스(Ar) 분위기에서 수소의 함량을 조절하면서 증착공정을 진행하는 단계를 포함하는 금속-유기 골격체(MOF) 기반 수전해 촉매 제조방법이 제공된다.
Absstract of: 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.
Absstract of: EP4549630A1
The embodiments of the present disclosure disclose an electrolytic cell operation temperature control method and system based on heat balance. The method comprises: acquiring an actual cell front temperature of an electrolytic cell that is collected by a temperature collection device; if the actual cell front temperature deviates from a preset cell front temperature, controlling a refrigerant flow controller to control an inlet temperature of an electrolyte, wherein the preset cell front temperature is determined based on a preset cell end temperature, a correction coefficient, net heat power of the electrolytic cell, a volume flowrate of the electrolyte, a density of the electrolyte and a specific heat capacity of the electrolyte; within a current iteration period, determining an opening degree of the refrigerant flow controller based on the actual cell front temperature and the preset cell front temperature; and at the beginning of a subsequent iteration period, determining a set cell front temperature after iteration based on the preset cell end temperature, the correction coefficient, size information of the electrolytic cell, an actually measured voltage, an actually measured current, an actually measured surface temperature of the electrolytic cell, an actually measured ambient temperature, the volume flowrate of the electrolyte, the density of the electrolyte and the specific heat capacity of the electrolyte.
Absstract of: CN119936487A
本发明提供了一种大功率电解槽交流阻抗量测方法及系统，包括：将电解电源的正负极与水电解制氢设备的电解槽的正负极连接；将电解槽的每个子板上的电压信号连接接口与数据采集装置连接；将电流互感器安装在电解电源的负极与电解槽的负极之间的连接电缆上，并将电流互感器与数据采集装置连接；当水电解制氢设备运行至预设温度时，控制电解电源输出预设频段的正弦扰动电流；数据采集装置获取电解槽时域数据；通过预设交流阻抗解析算法对电解槽时域数据进行解析，以得到各小室在不同频率下的阻抗信息；本发明的方法可对水电解制氢电解槽每个电解小室进行交流阻抗量测，通过交流阻抗数据进行电解槽的故障预警、故障分析，保证制氢设备的稳定运行。
Absstract of: CN119932617A
本发明涉及一种通过P掺杂和氧空位调节局部原子环境的电解海水催化剂的制备方法及应用。其技术方案是：对自支撑材料进行简单清洗处理，并进一步利用熔盐法制备FeOOH前驱体，随后利用磷化煅烧和在NaBH4溶液中浸泡还原处理得到改性的P‑Fe3O4电催化剂，在实现工业海水的条件下高效制备氢气的同时能够保持长时间稳定性。本发明的有益效果是：通过P掺杂和O空位调节了Fe3O4的局部原子环境，促进Fe位点在P‑Fe3O4‑x上的氢吸附动力学，降低Cl‑在Fe3O4的Fe活性位点的吸附能，有效抑制了Cl‑的毒性，同时提高了催化剂的长期稳定性，解决了碱性电解海水过程中缓慢的动力学问题，为后续的工业化实际应用提供可能。
Absstract of: 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。
Absstract of: 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。
Absstract of: 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。
Absstract of: 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。
Absstract of: CN119932577A
本发明公开了一种电解槽，涉及电解槽电解水制氢技术领域。本发明的电解槽包括极框，所述极框为环形且分为上半环部和下半环部，所述下半环部上设有多个第一进液孔，每个所述第一进液孔均连通有为渐扩口的第一进液口，多个所述第一进液口的端口直径沿所述下半环部延伸方向先增大后减小，多个所述第一进液口用于供液体进入所述极框，所述上半环部上设有多个排气孔，每个所述排气孔均连通有为渐缩口的排气口，多个所述排气口的端口直径沿所述上半环部延伸方向先增大后减小，多个所述排气口用于供气体从所述极框排出。本发明的电解槽能够消除涡流和流动死区的产生，使电极产生的气泡能够顺利排出，保证电解槽的电解效率。
Absstract of: CN119932578A
本申请提供一种电解水制氢系统，包括：第一转换器，第一转换器的第一输入端和第一输出端用于连接交流电源；N个第一电容，N个第一电容串联，串联后的N个第一电容的第一端与第一转换器的第二输出端连接，串联后的N个第一电容的第二端与第一转换器的第二输入端连接；N个第一电解槽，每个第一电解槽的输入端或输出端设有第一开关，每个第一电解槽通过第一开关分别与一个不同的第一电容并联，每个第一电解槽用于在通电的情况下电解水制备氢气；其中，在需要对第一目标电解槽进行停机的情况下，打开与第一目标电解槽连接的第一开关；在恢复第一目标电解槽工作的情况下，关闭与第一目标电解槽连接的第一开关。本申请能提高电解水制氢的效率。
Absstract of: CN119932612A
本发明介绍了一种用于PEM电解槽阳极钛基双极板表面的氮化钛基涂层的制备方法，能够起到提高极板耐蚀性、导电性，且能够搭载催化剂来提升电解效率，并减少催化剂用量、延长催化剂使用寿命的效果。现有的材料制备方法成本高、效率低、对设备要求高；另一方面，作为催化剂的贵金属铱年产量有限，价格高昂。本发明通过自蔓延燃烧合成反应，制备纳米级氮化钛基材料，并以此为骨架搭载含铱氧化物催化剂，该涂层能够在1.7V、143.6N/cm2压力下接触电阻达到2.10mΩ·cm2，适用于高电位PEM电解水体系。
Absstract of: CN119932611A
本发明涉及一种负载型Ir/TaB2催化剂及其制备方法与应用，将二硼化钽与尿素溶于去离子水中，室温下超声后向其中加入四氯化铱，再次超声，将得到的反应混合物进行水热反应，反应完成后将反应产物冷却至室温，然后进行真空干燥；干燥后的反应物进行煅烧，得到黑色产物，将黑色产物进行离心洗涤，室温晾干，得到负载型Ir/TaB2催化剂。本发明合成方法简单，操作步骤少，耗时短，成本低，无需高昂的仪器设备，原料易得，经济环保，易于规模化生产。所制备的Ir/TaB2催化剂作为阳极催化剂用于PEM电催化水分解制氢，能够显著降低阳极析氧过电位，增大电流，兼具高活性和良好的使用稳定性。
Absstract of: CN119932621A
本发明涉及电解水制绿氢催化剂领域，具体涉及一种超细碳纳米管限域的双金属磷化物异质结构复合电极及其制备方法和应用。本发明在泡沫镍基底上原位生长形成二维纳米片状结构的钴基沸石咪唑酯骨架结构/泡沫镍，并通过磷化诱导策略，构筑了直径约为50nm超细碳纳米管限域的磷化钴‑磷化镍异质结构电极材料。这种磷化诱导策略精细调控碳纳米管管径，所引发的纳米尺寸效应展现出丰富的活性位点与电子传输路径，这一特性显著增强了电解水制氢过程中的电催化本征性能。此外，包覆在异质结构表面的碳层，有效提升了磷化钴‑磷化镍异质结构电极的稳定性，为长期高效的电解水制氢应用奠定了有力支撑。
Absstract of: CN119926424A
本发明公开了一种原位阳离子掺杂制备同质结Cd‑ZnIn2S4光电催化剂的方法。所述方法先将硝酸镉、氯化锌、氯化铟和硫脲超声溶解在去离子水中形成前驱体溶液，然后经水热反应，制得超薄褶皱纳米片同质结Cd‑ZnIn2S4光电催化剂。本发明方法简单，在水热反应中通过Cd2+掺杂形成同质结Cd‑ZnIn2S4，制得的光阳极具有较高的光电催化性能和稳定性。
Absstract of: AU2023338223A1
00049 An iridium-based catalyst and method of making the catalyst are described. The catalyst comprises a catalytic material comprising iridium oxide or a mixture of iridium and iridium oxide nanoplates. It may have a BET surface area of at least 50 m
Absstract of: CN119926679A
本发明公开了一种基于重力分离原理的电解制氢装置预分离系统，包括电解槽、气液分离器，在电解槽进入气液分离器的物料管路上设置预分离器，预分离器的下部设有混合料进口、液体出口，预分离器顶部设有气体出口，所述混合料进口通过物料管路与电解槽的出口端相连接，所述液体出口通过液体管线连接至气液分离器内液相，气体出口通过气体管线连接至气液分离器的顶部气相。本发明创新性地增设预分离器。运用重力分离原理，其采用垂直状的筒状壳体。这一布局能在极短时间内对气液进行初步分离，极大程度减轻后续气液分离器的工作负担，显著提升整体的分离效率，为整个电解制氢流程的高效运行奠定坚实基础。
Absstract of: CN119928203A
本发明公开了一种可控孔隙率制氢隔膜的制备设备，收卷装置架体的前侧设置有多个送料辊，收卷装置架体的后侧设置有收卷辊，收卷辊轴的端部固定连接于收卷装置架体的电机输出端，收卷装置的右侧设置有动力电机，动力电机的输出端固定连接有整理组件，整理组件的端部固定连接有联动组件，联动组件的端部固定连接有动力轴，动力轴的杆体固定连接有多个锥齿二，锥齿二啮合连接有拨料组件，拨料组件的轴贯穿转动连接有支撑架，支撑架的端部固定连接于收卷装置的架体，通过拨料组件的设计，使得拨料组件配合整理组件在隔膜进行展开后，进行二次侧部展开，这样能保持隔膜以完全展开的方式被收卷辊进行收卷，避免隔膜出现褶皱被收卷辊收卷。
Nº publicación: CN119947982A 06/05/2025
Applicant:
JX\u91D1\u5C5E\u682A\u5F0F\u4F1A\u793E,
\u56FD\u7ACB\u5927\u5B66\u6CD5\u4EBA\u4FE1\u5DDE\u5927\u5B66
Absstract of: WO2024070179A1
A method for producing a tantalum nitride material that includes a nitriding step that heats a precursor containing a lithium tantalum composite oxide in the presence of a nitrogen compound.
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