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1127
results.
Updated on
22/08/2026 [07:04:00]
Results 825 to 850 of 1127
Absstract of: CN122306902A
The invention belongs to the technical field of proton exchange membrane water electrolysis hydrogen production, and particularly discloses a proton exchange membrane water electrolyzer anode gas coverage degree analysis method. According to the technical scheme, the polarization curve of the water electrolyser under the target working condition is measured; subtracting the ohmic overpotential of the water electrolyser from the voltage to obtain a correction potential; drawing a Tafel curve by taking the abscissa and the correction potential as the ordinate; on a Tafel curve, selecting all data points in an interval in which the mass transfer loss is not shown, and carrying out linear fitting to obtain a Tafel slope and a first intercept; for a single data point in the interval showing the mass transfer loss, substituting the Tafel slope into the linear equation, and determining a second intercept corresponding to the single data point; and determining the coverage degree of the anode gas according to a difference value between the first intercept and the second intercept. The simple and quantifiable method for analyzing the coverage degree of the anode gas of the water electrolyser is realized, and the method has good universality and engineering application prospects.
Absstract of: CN122314119A
The invention relates to the technical field of hydrogen production by electrolysis of water, in particular to a method for establishing a caking model for a PEMEC (proton exchange membrane electrolytic cell), which comprises the following steps: establishing an improved model of deep coupling microcosmic caking dynamics and a three-dimensional macroscopic transport physical field; the method comprises the following steps: introducing an analysis item of oxygen transmission resistance in a caking and a temperature correction mechanism based on the Arrhenius law to realize fine reduction of a multiphase component transportation process in a catalyst layer, quantitatively analyzing the influence of the ionomer content, the caking geometric size and the catalyst loading capacity on the effective reaction area and the mass transfer loss, scientific theoretical support is provided for reduction design of the noble metal catalyst in the membrane electrode; the model has full-size applicability, can synchronously output potential, component, pressure and temperature physical field distribution in a runner CH, a porous transport layer PTL, a catalytic layer CL and a proton exchange membrane MEM, and provides a high-precision simulation platform for PEMEC system-level runner configuration optimization and thermal management system design.
Absstract of: CN122304832A
The invention belongs to the technical field of boiler combustion power generation systems, and particularly discloses a supercritical CO2 combustion power generation system coupling solar energy and carbon utilization and storage, which comprises an oxygen production module, a supercritical CO2 power cycle oxygen-enriched combustion module, a solar photovoltaic power generation module and a CO2 utilization and storage module. According to the system, boiler coal oxygen-enriched combustion is used as a core power generation main body and is matched with solar photovoltaic power generation to form multi-energy complementary combined power supply, supercritical CO2 is used as a working medium for circulating heat exchange, part of CO2 separated from combustion flue gas through purification is recycled to participate in oxygen-enriched combustion, and surplus CO2 and green hydrogen are catalyzed to prepare synthesis gas or compressed and sealed. The system has the beneficial effects that traditional coal oxygen-enriched combustion and solar power generation are coupled and linked, the energy utilization efficiency is improved from a carbon capture source, coal consumption is reduced, and pollutant emission is reduced; and meanwhile, deep carbon emission reduction and resource utilization are realized through the CO2 utilization and storage module, so that synergistic complementation of traditional thermal power and new energy is powerfully promoted, and transformation to near-ze
Absstract of: WO2026142398A1
One embodiment of the present invention provides a perovskite-structured metal oxyhydride compound with hydride ion conductivity, and a preparation method therefor. According to one embodiment of the present invention, the perovskite-structured metal oxyhydride compound with hydride ion conductivity has intrinsic hydride ion conductivity without an external hydrogen supply, and thus can be utilized in various fields such as hydrogen energy devices and catalyst devices.
Absstract of: KR20260100531A
본 발명은 티타늄 다공성 이송막 제조방법과 관련된다. 본 발명은 실시예로 금속 기판에 세라믹이 코팅되어 이루어진 소결용 금속 기판을 준비하는 제1단계, 티타늄 분말에 바인더, 용매, 분산제를 혼합하여 티타늄 슬러리를 제조하는 제2단계, 상기 제2단계에서 제조된 티타늄 슬러리를 테이프캐스팅 장비를 이용하여 그린시트로 제조하는 제3단계 및 상기 제1단계에서 준비한 소결용 금속 기판상에 상기 제3단계에서 제조된 그린시트를 놓고 탈지와 소결을 수행하는 제4단계를 포함하는 티타늄 다공성 이송막 제조방법을 제시한다.
Absstract of: CN122303931A
0001 本发明公开一种Ru@Zr
Absstract of: CN122306672A
本发明提出一种基于温度分区的氨分解反应器减缓腐蚀控制方法，其特征在于：所述方法通过建立“材料‑温度‑重量变化速率”映射图谱，划分腐蚀特征区间，并以此针对氨分解反应器内部的高温氨气气氛的腐蚀环境制定温度控制策略，同时基于不锈钢在氨环境中的温度依赖性腐蚀非单调规律来进行材料选型优化，以降低氨分解反应器结构部件的重量变化速率以延长反应器整体使用寿命，提升氨分解反应器系统运行的安全裕度与经济性；本发明通过建立“材料‑温度‑重量变化速率”映射图谱，划分腐蚀特征区间，并以此为核心制定温度控制策略，从而显著降低关键结构部件的重量变化速率，延长反应器整体使用寿命，提升系统运行的安全裕度与经济性。
Absstract of: CN122298450A
0001 本发明公开了一种硫化锌镉固溶体及其制备方法和应用。本发明的硫化锌镉固溶体的制备方法包括以下步骤：1）将锌源和镉源溶于水，得到锌源‑镉源溶液；2）将硫源溶于锌源‑镉源溶液，得到前驱体溶液；3）将碱液加入前驱体溶液中，再进行水热反应，再进行产物分离、纯化和干燥，得到硫化锌镉固溶体。本发明的硫化锌镉固溶体具有催化效率高、稳定性好等优点，适合用于光催化水分解制氢，且其制备方法简单、反应条件温和、重复性好、生产成本低，适合进行大规模工业化生产和应用。
Absstract of: CN122303952A
本发明公开了一种Cr掺杂的碱式钒酸钴催化材料及其制备方法及应用，属于电催化材料制备技术领域，包括导电基底以及负载于导电基底上的碱式钒酸钴，碱式钒酸钴的晶格中掺杂有铬元素。本发明通过铬元素在碱式钒酸钴晶格中的掺杂改性，利用Cr3+与V5+/V4+氧化还原对的协同效应，为催化循环提供了更多电子传递路径，强化了晶格骨架，抑制了晶格氧的过度流失和结构的整体失稳，显著提高了材料的析氧反应活性和长期稳定性。
Absstract of: KR20260101337A
0001a 셀프 pH-밸런싱 양극성막 및 이의 제조 방법, 양극성막을 포함하는 미생물 전해전지, 수소 생산 장치, 자원 회수 장치 및 산염기 생산 장치는, 양극성막(bipolar membrane, BPM)이 OH, Supattributes={}; value=-, 에 의해 pH의 셀프 밸런싱(self balancing)을 수행할 수 있고, 원통 형태로 구현되고 2중 전기방사에 의해 형성됨으로써 계면 면적을 증가시킬 수 있고 이에 따라 전압 강하(voltage drop)와 막 저항을 감소시킬 수 있다.
Absstract of: KR20260100560A
본 발명은 암모니아 액체가 스택 외부로 배출되지 않는 구조가 적용되어 열교환기의 생략이 가능하므로 설비를 간소화할 수 있는 무수암모니아 전기분해용 스택 및 이를 포함하는 무수암모니아 전기분해 시스템에 관한 것이다.
Absstract of: CN122298284A
0001 本发明公开了一种基于蜂窝催化剂承载式硼氢化钠制氢反应室，属于制氢技术领域。本发明的制氢反应室，包括反应罐体、催化剂承载机构、溶液分配机构和温控机构；反应罐体构筑内部的反应空间；催化剂承载机构内置蜂窝状多边形阵列排布的催化剂单元，催化剂单元内承载催化剂活性组分；溶液分配机构设置于反应罐体的上部空间，催化剂承载机构的轴向上方，向催化剂单元喷淋硼氢化钠溶液；温控机构将反应罐体内的反应温度控制在30℃～80℃之间且波动范围控制在±2℃；本发明通过构建高度结构化的反应场环境，由结构物理层面和精确闭环控制反应温度，消除了传统硼氢化钠制氢的“沟流”现象与催化剂粉化流失问题，极大地强化了气液固三相传质效率。
Absstract of: KR20260100562A
고분자 전해질막, 이의 제조 방법, 이를 포함하는 막-전극 어셈블리, 수전해셀 및 연료 전지에 관한 것으로서, 상기 고분자 전해질막은 양이온 전도성 이온 전도체, 기능화된 무기 나노 입자, 및 아민 화합물을 포함하는 원료 혼합물의 반응 생성물을 포함하고; 상기 양이온 전도체는 측쇄로서 적어도 하나 이상의 제1 양이온 교환기를 포함하고; 상기 기능화된 무기 나노 입자는 적어도 하나 이상의 제2 양이온 교환기를 포함하여 표면이 기능화된 것이고; 상기 아민 화합물은 측쇄, 말단, 또는 이들의 조합으로서 적어도 2개 이상의 아미노기를 포함한다.
Absstract of: CN122303924A
0001 本发明涉及铁镍氧化物制备技术领域，本发明公开了一种高性能铁镍氧化物催化电极及其制备方法，该方法通过优化物理气相沉积工艺参数，实现铁镍氧化物薄膜的高效、可控沉积，该方法具有以下优势；首先，该方法具备大面积连续化生产的能力，所制备的催化电极尺寸可扩展至平方米级，充分满足了产业化应用对规模化生产的需求。其次，通过硬件配置与工艺参数的协同优化，实现了薄膜样品的均匀制备，有效保证了不同批次及同批次样品性能的高度一致性。最后，在物理气相沉积过程中，材料以高能粒子形式沉积于基底表面，这种沉积机制显著增强了界面结合强度，从而大幅提升了催化电极的机械稳定性与长期耐久性。
Absstract of: CN122303957A
0001 本发明公开了一种抗波动启停碱性电解水阴极钯钌催化剂及其制备方法。该方法包括：对炭黑预处理制得载体，将载体加入钯钌前驱体混合溶液，经超声混合、搅拌陈化，再经干燥、研磨获粗催化剂，最后在混合气体氛围下退火得到目标催化剂。本发明制得的催化剂在碱性电解水启停及波动工况下具有优异抗波动性能和高催化活性，成本较低；制备工艺流程短、操作便捷、无需复杂昂贵设备，反应条件温和、能耗低、产能可调，易于工业化放大，具有显著产业化兼容性和推广应用潜力。
Absstract of: CN122298506A
本发明公开一种Z型ZnTCPP/ZIS异质结催化剂及其制备方法和应用，属于光催化技术领域。包括以下步骤：步骤S1、合成锌卟啉金属有机框架Zn‑TCPP；步骤S2、将Zn‑TCPP、锌盐、铟盐和硫源溶于水中，搅拌均匀后，进行溶剂热反应；步骤S3、反应结束后冷却至室温，经离心、洗涤、干燥，得到Z型ZnTCPP/ZIS异质结催化剂。ZnIn2S4导带上的光生电子与ZnTCPP价带上的光生空穴在界面处复合，而保留在ZnTCPP导带上的电子和ZnIn2S4价带上的空穴则分别具有强的还原能力和氧化能力。形成了从ZnTCPP指向ZnIn2S4的内建电场，独特的电荷转移路径促进了光生载流子的空间分离，有效抑制了电子空穴对的体相复合，显著提升了电荷分离效率和光催化活性。
Absstract of: CN122298517A
本申请涉及纳米光催化材料技术领域，公开了一种共轭聚电解质/介孔纳米二氧化钛复合光催化剂及其制备方法和应用。制备方法包括：将Pluronic F127溶于四氢呋喃中，得到均质溶液；向其中加入冰醋酸和盐酸，搅拌均匀，得到前驱液；快速向前驱液中加入钛酸四丁酯，搅拌均匀，然后去除溶剂并原位结晶；收集固相，经煅烧得到介孔二氧化钛；将共轭聚电解质（CPEs）分散于溶剂中，再加入介孔二氧化钛进行自组装，去除溶剂，得到复合光催化剂。本申请制备的复合光催化剂表现出更宽的可见光响应范围以及更优异的光催化分解水制氢性能，可在极低负载量条件下充分发挥CPEs的光敏化与电荷传输优势，无需贵金属助催化剂即可实现优异的光催化产氢性能。
Absstract of: CN122298279A
本发明公开了一种金属燃料的储运与水解供氢闭环系统，属于氢能储运技术领域。本发明旨在解决现有储氢技术成本高、依赖基础设施、无法循环利用的问题。该系统包括：多孔金属燃料片制备单元，用于将金属粉末制成标准化的多孔金属燃料片；水解供氢装置，用于容纳燃料片并可控地通水进行水解反应，生成氢气和金属氢氧化物；金属氢氧化物回收单元，用于收集金属氢氧化物；金属再生单元，用于将金属氢氧化物转化为金属粉末并回送，或经提纯后销售并采购新粉替代。燃料片采用堆叠或卷绕装填，层间设有微米级缝隙，添加催化剂加速反应。本发明通过系统集成与闭环设计，实现了金属燃料的高效循环利用，储运成本低，完全摆脱对加氢站、输氢管网的依赖，为氢能的大规模、低成本、跨区域配置提供了全新路径。
Absstract of: CN122303940A
0001 本发明公开了一种碳/碳复合Ni<3>ZnC<0.7>/Ni<3>Al纳米线自支撑电极材料及其制备方法与应用，制备方法包括先将镍源、铝源、锌源溶解制得前驱体溶液，把清洗后的碳/碳复合材料置入其中，经一步水热法原位生长自支撑前驱体，再用包埋法将尿素包埋在该复合材料表面，最后通过固相烧结法热处理，制得碳/碳复合Ni<3>ZnC<0.7>/Ni<3>Al纳米线自支撑电极材料；该制备工艺简洁、可操作性强，制得的电极与碳/碳复合材料结合紧密、导电性优良，兼具高催化活性和长期稳定性，拥有广阔的工业应用前景。
Absstract of: CN122298474A
本发明涉及光催化材料技术领域，特别是涉及一种熔盐辅助合成硫掺杂碳氮载体负载铁单原子光催化剂的方法及其应用，所述方法包括：将三氯化铁、盐酸、三聚氰胺混合，分离，得到固体前驱体；在保护气氛下，将固体前驱体、亚硫酸钠进行第一阶段热处理，得到热解产物；将热解产物与熔盐混合，研磨后在保护气氛下进行第二阶段热处理，得到中间体；将中间体酸洗、冷冻干燥，得到硫掺杂碳氮载体负载铁单原子光催化剂。本发明通过两步热解工艺与熔盐模板效应使得光催化剂呈纳米棒状结构，兼具高比表面积的特征，铁元素以原子级分散形式稳定锚定于硫掺杂碳氮载体上。将其应用于光催化分解水制氢反应后展现出优异的催化活性、结构稳定性和反应重复性。
Absstract of: CN122298471A
0001 本发明公开了一种双金属纳米粒子光催化析氢催化剂及其制备方法，涉及光催化材料技术领域；所述双金属纳米粒子光催化析氢催化剂由钾修饰异质结复合载体、硝酸铁九水合物、硝酸镍六水合物和柠檬酸一水合物组成；将铁‑镍双金属纳米粒子高度分散且紧密负载在钾修饰异质结复合载体上，提供了丰富的催化活性位点，而两者间的紧密结合既保证了光生电子能迅速从载体流向金属，提升了催化效率，又通过物理限域效应以及金属‑载体之间的强相互作用，有效抑制了纳米颗粒的迁移与团聚，并且还能维持金属活性中心的零价或低价态，抑制其氧化失活，从而显著提升了催化剂的稳定性。
Absstract of: CN122298170A
The embodiment of the invention discloses a hydrogen purification system and an electrolytic hydrogen production system, and relates to the technical field of electrolytic hydrogen production, the hydrogen purification system comprises a drying unit, a gas supply unit and a heat exchange unit, the drying unit comprises at least two drying towers, the periphery of each drying tower is connected with a jacket in a surrounding mode, and the jacket is connected with the gas supply unit; the jackets and the peripheries of the drying towers are encircled to form a heat exchange cavity, and the drying unit further comprises an exhaust pipeline connected with the at least two drying towers; the air supply unit comprises an air supply pipeline, and the air supply pipeline is connected with the at least two drying towers; the heat exchange unit is respectively communicated with heat exchange cavity pipelines of the at least two drying towers, and the heat exchange unit is used for conveying a heat exchange medium to the heat exchange cavity of any drying tower so as to heat or cool the drying towers. According to the technical scheme provided by the embodiment of the invention, the energy consumption and potential safety hazards of the hydrogen purification system are reduced, and the economical efficiency and reliability of the electrolytic hydrogen production system are improved.
Absstract of: CN122303917A
The invention provides light hydrogen storage integrated energy equipment. The light hydrogen storage integrated energy equipment comprises a cabinet body; the hydrogen storage module is mounted at the upper part of the cabinet body; the purification module, the hydrogen production module, the power module and the control module are all arranged at the lower part of the cabinet body and are sequentially arranged from one side surface of the cabinet body to the other side surface of the cabinet body; a drainage pipeline of the hydrogen storage module is arranged close to the purification module, and a cold and hot circulating device of the hydrogen storage module is arranged close to the control module. Modular design is adopted, a water path, a circuit and a gas path are arranged separately, the modules are ingenious in design and compact in arrangement, main heat production components such as the cold and hot circulating device, the purification module and the hydrogen production device are distributed dispersedly, heat and liquid in the device can be prevented from damaging the device, potential safety hazards can be reduced, and the device is suitable for popularization and application. And meanwhile, each module can be independently maintained and processed when problems occur, so that the maintenance convenience of the equipment is improved.
Absstract of: CN122303926A
本发明涉及用于析氧反应的高熵尖晶石氧化物电催化剂及其制法和应用。它是要解决现有的尖晶石氧化物析氧电催化剂存在的活性与稳定性难以兼顾的技术问题。本催化剂为负载于泡沫镍上的由Cr、Fe、Co、Ni、Zn和O元素组成的高熵尖晶石氧化物，氧化物为单相面心立方尖晶石结构，是由纳米片组装成纳米花结构。它是将泡沫镍浸入含有Cr、Fe、Co、Ni、Zn离子的混合溶液中水热处理后再煅烧得到的。在碱性电解液中进行OER反应时，该催化剂发生Zn2+发生选择性浸出并诱导表面重构形成MOOH壳层。该催化剂1.0 M KOH中达到10 mA cm‑2所需过电位低至229 mV，在100 mA cm‑2下稳定运行超过250 h，可用于析氧电催化领域。
Nº publicación: CN122303948A 30/06/2026
Applicant:
苏州科技大学
Absstract of: CN122303948A
本发明涉及一种镧铪钽钨多元共掺杂二氧化钌催化剂及其制备方法与其在酸性析氧中的应用。本发明的制备方法：将钌源、镧源、铪源、钽源和钨源加入溶剂中混合溶解，去除溶剂得到前驱体粉末；将熔融盐进行加热熔融，之后加入所得前驱体粉末并恒温进行反应，对所得反应液进行固液分离并取固相，所得固相即所述镧铪钽钨多元共掺杂二氧化钌酸性析氧催化剂。本发明所得催化剂在0.5 mol/L H2SO4电解液中表现出优异的析氧反应催化性能，在10mA/cm2电流密度下析氧过电位仅为158 mV，且可实现1800 h以上的长期稳定运行。
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