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回收烟气热的方法和用于其的系统

Resumen de: WO2025162556A1

The present disclosure relates to a method of using flue gas heat resulting from a combustion reaction, comprising: a) providing a fuel and an oxidant; b) preheating the fuel and the oxidant to produce a preheated fuel and a preheated oxidant; c) feeding the preheated fuel and preheated oxidant to a combustion chamber; d) heating raw materials via the combustion reaction of the preheated fuel with the preheated oxidant in the combustion chamber and generating flue gas; e) transferring at least part of the heat of the flue gas exiting the combustion chamber to an intermediate fluid, thereby producing a heated intermediate fluid; f) heating a Solid Oxide Electrolyzer Cells (SOEC) unit to a SOEC operating temperature, g) exchanging heat using at least part of the heat of the heated intermediate fluid, h) providing a steam stream at a steam stream temperature and an oxygen-containing carrier gas at an oxygen-containing carrier gas temperature, and feeding the steam stream and the oxygen-containing carrier gas to the SOEC unit to produce an oxygen-containing stream and a hydrogen-containing stream; wherein exchanging heat comprises 1. preheating the fuel to produce the preheated fuel to be fed to the combustion chamber and/or 2. preheating the oxidant to produce the preheated oxidant to be fed to the combustion chamber. The present disclosure also relates to a system of using flue gas heat from a combustion reaction.

氢生成系统及氢生成系统的控制方法

Resumen de: AU2024424555A1

Provided is a hydrogen production system (100) which comprises: an electrolysis module (19) that supplies steam to a hydrogen electrode and produces hydrogen through steam electrolysis; a steam supply unit (20) that supplies steam to a hydrogen electrode (11); an air supply unit (70) that supplies air to an oxygen electrode (12); a hydrogen supply pipe (43) that supplies hydrogen to the oxygen electrode (12); a power supply unit (18) that supplies power to the electrolysis module (19); and a control device (80) that controls the hydrogen production system (100). The control device (80) controls the power supply unit (18) so as to start supplying power to the electrolysis module (19) in response to the temperature of the electrolysis module (19) exceeding Temp4 that is lower than the ignition temperature of hydrogen.

表面プラズモン共鳴触媒及び化学反応システム

Resumen de: WO2025049352A2

This discloses a surfaced plasmon resonance catalyst device and a chemical reaction systems using the catalyst device. The catalyst device includes metal nanoparticles formed over a supporting body with ligands that are interposed between the supporting body and many of the metal nanoparticles. Many of the ligands are bonded to a surface of the supporting body on one hand and are also bonded to at least part of the metal nanoparticles on the other hand. One chemical reaction system includes a flow reactor that accommodates the catalyst device for use in ammonia cracking.

電気化学システムの流体伝導性プレート配置

Resumen de: WO2025051317A1

The invention relates to a fluid-conducting plate arrangement (3) of an electrochemical system (1), comprising a compression plate (4) which has an inner side (6), facing a stack of electrochemical cells, and an outer side (5) and is passed through by a plurality of through-openings to which a plurality of coolant passages (8, 9), namely a coolant inlet (8) and a coolant outlet (9), are to be assigned, wherein each coolant passage (8, 9) has a branch (12) which opens towards the inner side (6) and is formed by the compression plate (4) together with an insert plate (10) inserted into it on the outer side, such that the compression plate (4) has two separate passage portions (13, 14) and the insert plate (10) has a collecting portion (18) which adjoins the two passage portions (13, 14).

一种基于余热利用的碱性电解水制氢快启与补水系统及方法

Resumen de: CN122649021A

本发明涉及一种基于余热利用的碱性电解水制氢快启与补水系统及方法，所述系统包括碱性电解槽、储碱罐、一级间接换热器、膜蒸馏系统、补水系统、保温回路、辅助电加热装置及控制系统。运行电解槽排出的高温电解液经一级间接换热器与储碱罐内碱液换热，余热储存于储碱罐；换热后电解液进入膜蒸馏系统脱水，产水经补水系统返回电解槽。停机时，储碱罐内加热碱液经保温回路注入停机电解槽维持堆体温度；余热不足时启动辅助电加热装置补充热量。本发明通过余热回收与保温协同，实现停机槽堆体与电解碱液热态待机，缩短启动时间约50%，降低能耗，适配可再生能源波动供电。

Water electrolysis hydrogen production flexible load access node determination method based on node electricity price and power flow cooperation mechanism

Resumen de: CN122659928A

The invention discloses an electrolytic water hydrogen production flexible load access node determination method based on a node electricity price and power flow cooperation mechanism, and belongs to the technical field of new energy power generation prediction, power system power flow analysis and power marketization transaction collaborative optimization, and the determination method comprises the following specific steps: S1, basic data collection and parameter initialization; s2, establishing a new energy output scene model; the method can comprehensively consider the node access condition, the access capacity and the power grid operation state difference, realizes quantitative evaluation and optimization of different access nodes, improves the scientificity and rationality of an access decision, facilitates the improvement of the on-site consumption level of new energy, reduces the wind and light abandoning phenomenon, and improves the energy utilization rate. The method can analyze the influence of different access nodes on the local node electricity price, the network power flow and the system operation state, improves the economic operation and resource configuration capability of a power grid, reduces the power flow pressure of a key power transmission section, relieves the local network congestion, and improves the utilization efficiency of a power transmission channel.

Process for manufacture of carboxylic acids

Resumen de: CN122648964A

The invention relates to a method for producing carboxylic acids. The method for producing a carboxylic acid by reducing carbon dioxide in the atmosphere comprises: a step of subjecting a hydrogen storage alloy negative electrode used in a nickel-metal hydride battery to a treatment in which the hydrogen storage alloy negative electrode is immersed in an alkaline electrolyte and then dried; and applying a potential difference to a positive electrode used in a nickel-metal hydride battery, the treated hydrogen storage alloy negative electrode, and a power source connected to the positive electrode and the hydrogen storage alloy negative electrode in an electrolytic cell including an alkaline electrolyte configured to adsorb carbon dioxide, the positive electrode and the hydrogen storage alloy negative electrode, and reducing the carbon dioxide by making the potential of the positive electrode higher than the potential of the hydrogen storage alloy negative electrode.

一种碱性电解系统能耗-温度-纯度协同预测控制方法

Resumen de: CN122649014A

0001 本发明涉及电解水制氢控制技术领域，公开了一种碱性电解系统能耗‑温度‑纯度协同预测控制方法，该方法获取碱性电解系统的运行数据和控制目标，根据运行数据、控制目标和设备运行范围生成多个候选运行工况；通过电化学模型预测候选运行工况对应的电解槽电压、产氢量、产氧量和单位产氢能耗；通过热模型预测电解槽温度状态；通过气体纯度模型预测氢气纯度和氧气纯度；对单位产氢能耗、电解槽温度状态、氢气纯度和氧气纯度进行耦合评价形成协同预测结果，并从满足约束条件的候选运行工况中确定目标运行工况，输出对应控制参数；根据实际运行数据修正模型参数。本发明能够提高碱性电解系统工况选择的合理性。

一种电解水质子交换膜及其制备方法

Resumen de: CN122649013A

本发明属于电解水制氢技术领域，具体涉及一种电解水质子交换膜及其制备方法。本发明制备单增强PEEK，通过不同EW值树脂联用解决电解水溶胀大、渗氢大的问题，解决现有技术ePTFE多增强质子交换膜的溶剂残留问题导致的溶胀大、渗氢大、稳定性不足、或低溶胀导致的膜裂纹缺陷的问题。

Isothermal synthesis ammonia reactor and thermal mass coupling flexible ammonia production system and method

Resumen de: CN122643962A

The invention discloses an isothermal synthesis ammonia reactor and a thermal mass coupling flexible ammonia production system and method, and belongs to the technical field of synthesis ammonia, the thermal mass coupling system integrating the isothermal synthesis ammonia reactor, double-track hydrogen storage and fused salt cascade heat exchange is constructed, and a double-track structure formed by connecting a low-pressure spherical tank and magnesium-based solid hydrogen storage in parallel is adopted in the hydrogen storage link; flow fluctuation caused by variable load of an electrolytic cell is stabilized in a second level in a pneumatic damping mode, the defect of thermal response lag of solid hydrogen storage is overcome, and cooperation of high-frequency buffering and long-time deep storage is achieved; in the aspect of energy utilization, high-grade heat released by synthesis reaction is fed back to magnesium-based dehydrogenation, hydrogen purification and park heating step by step through a molten salt medium to form a heat energy cascade closed loop, so that the technical problems of waste of reaction heat, poor power fluctuation adaptive capacity and mismatch of hydrogen storage response in the traditional synthesis ammonia technology are systematically solved.

一种高1T相含量CoS2/MoS2异质结构催化剂及其制备方法和应用

Resumen de: CN122649001A

本发明公开了一种高1T相含量CoS2/MoS2异质结构催化剂及其制备方法和应用。本发明的CoS2/MoS2异质结构催化剂包括原位生长于碳布基底表面的2H‑MoS2、1T‑MoS2以及生长于1T‑MoS2表面的CoS2颗粒；所述MoS2与CoS2颗粒形成异质界面，所述MoS2为1T相与2H相共存结构且1T相为主导相。本发明的催化剂在1.0 M KOH电解液中表现出优异析氢性能，在100 mA cm‑2电流密度下过电位为161 mV，在1000 mA cm‑2工业级电流密度下可稳定运行200 h以上。本发明的催化剂兼具高活性、高稳定性和低成本，适用于大电流碱性电解水制氢。

一种非对称CoRu双单原子催化剂及其制备方法与应用

Resumen de: CN122649009A

本发明公开一种非对称CoRu双单原子催化剂及其制备方法与应用。所述催化剂包括氮掺杂碳基底以及原子级分散锚定于所述氮掺杂碳基底上的Co活性位点与Ru活性位点；所述Co活性位点、Ru活性位点相互耦合形成低配位非对称Co‑Ru双单原子活性中心。该结构突破传统对称M‑N4配位构型对电子调控的限制，在低钌负载条件下大幅提升贵金属原子利用率，于1 M KOH碱性体系中10mA/cm2电流密度下析氢过电位仅8 mV，且可在100mA/cm2大电流下稳定运行1000 h无明显性能衰减，制备工艺简便，可作为电解水制氢阴极催化材料规模化应用。

Hydrocarbon production device

Resumen de: CN122643979A

Provided is a hydrocarbon production device capable of reducing the production cost of hydrocarbons and improving the hydrocarbon recovery rate. This hydrocarbon production device is provided with: an electrolysis device that electrolyzes water and generates hydrogen gas and oxygen gas; an ethanol generation device including a fermentation unit for fermenting a biomass raw material or an organic raw material obtained from the biomass raw material to generate ethanol, carbon dioxide, and a fermentation residue, and a boiler to which the oxygen gas generated by the electrolysis device is supplied, and in the presence of the oxygen gas, the biomass raw material or the organic raw material obtained from the biomass raw material is fermented to generate ethanol, carbon dioxide, and a fermentation residue. A combustion unit for generating carbon dioxide by combusting a fuel containing the fermentation residue generated by the fermentation unit; and a hydrocarbon generation device to which the hydrogen gas generated by the electrolysis device and the carbon dioxide generated by the fermentation unit and the boiler of the ethanol generation device are supplied, and which generates hydrocarbons from the hydrogen gas and the carbon dioxide.

SOEC-PEMFC flexible power generation process coupling photovoltaic and low-concentration gas

Resumen de: CN122659205A

The invention discloses a photovoltaic and low-concentration gas coupled SOEC-PEMFC flexible power generation process, and belongs to the technical field of clean energy power generation. In order to solve the problem of low utilization rate of low-concentration gas, the process comprises the following steps: carrying out deoxidization and concentration pretreatment on the low-concentration gas to reduce the oxygen concentration to be below 8%; constructing a multi-source power flexible scheduling strategy based on the power prediction model; introducing the premixed gas into an SOEC oxygen electrode as an auxiliary fuel, reducing the electrolysis voltage from about 1V to 0.2-0.4 V by utilizing a chemical bias effect generated by electrochemical oxidation of methane, and electrolyzing water to prepare hydrogen with the purity of more than or equal to 99.9%; hydrogen is supplied to the PEMFC for power generation, and waste heat and water are recycled; stepped waste heat recovery is carried out on SOEC high-temperature tail gas, and gas-light-hydrogen-electricity-heat multi-energy complementation and near-zero carbon emission are achieved.

一种含NiFeMo的镍基析氧电极及其制备方法和应用

Resumen de: CN122648996A

0001 本发明涉及电极领域，具体涉及一种含NiFeMo的镍基析氧电极及其制备方法和应用，以水为溶剂，制备铁盐、钼盐、络合剂混合溶液，以异丙醇为溶剂，制备镍盐溶液，再将两相混合，得到镀液；将预处理后的泡沫镍基底放入镀液中浸泡，以泡沫镍基底上的镍位点作为晶种，进行种子辅助的非均相成核反应，在基底表面原位成核并生长催化剂层，得到含NiFeMo的镍基析氧电极；本发明通过种子辅助的非均相成核法在室温下一步构建含NiFeMo的镍基析氧电极，实现阴离子交换膜水电解在大电流密度下高效稳定产氢，该发明具有步骤简易、条件温和、可扩展、可大规模制备等优势，为碱性水电解制氢提供一种高效稳定的解决方案。

一种富氧空位CoMoO4微米花球电催化剂的制备方法与应用

Resumen de: CN122648992A

0001 本发明公开了一种富氧空位CoMoO4微米花球电催化剂的制备方法与应用，属于电催化能源材料技术领域。本发明以六水合硝酸钴、二水合钼酸钠为原料，去离子水‑乙二醇为混合溶剂，通过简易水热法制备出二维纳米片自组装的CoMoO4微米花球前驱体，再经惰性氛围低温退火工艺精准构筑丰富氧空位，最终得到富氧空位CoMoO4微米花球电催化剂。本发明制备工艺简单、条件温和、绿色可控、适合规模化生产，所得催化剂具有规整的层级多孔微米花球结构、丰富的氧空位缺陷，比表面积大、活性位点数量多、电荷传输速率快。该催化剂可作为双功能电催化剂，高效应用于碱性体系电解水析氢、析氧及全解水反应，有效降低电解水反应过电位，提升催化效率与循环稳定性，解决了传统CoMoO4催化剂活性低、稳定性差、制备工艺复杂的技术难题，在绿色氢能制备领域具备极高的应用价值与推广前景。

一种自支撑碱性全解水电极材料的制备方法

Resumen de: CN122648959A

本发明公开了一种自支撑碱性全解水电极材料的制备方法，属于电解水催化材料技术领域。本发明以高孔隙率泡沫镍为自支撑基底，经表面预处理去除杂质与氧化层后，通过水热法在基底原位生长镍铁二元金属前驱体纳米片阵列，再采用低温磷化改性结合退火晶化工艺，制备得到镍铁磷氧化物复合自支撑全解水电极材料。本发明摒弃传统粘结剂成型工艺，活性组分与基底结合牢固，有效降低电极界面阻抗、丰富催化活性位点；镍铁双金属协同与磷化改性协同优化电极电子结构，使电极兼具优异的析氢、析氧双功能催化性能，在强碱性电解液中耐腐蚀性强、循环稳定性好。本发明制备工艺温和、操作简单、重复性佳、生产成本低，可实现规模化工业化生产，所得电极能够有效降低碱性全解水能耗，适配工业绿氢制备、水电解储能等多种应用场景，具备广阔的市场应用前景。

一种激光诱导离聚物界面增强与图案化传输通道的电解水催化层及其制备方法、应用

Resumen de: CN122648975A

0001 本发明属于质子交换膜电解水制氢技术领域，具体涉及一种激光诱导离聚物界面增强与图案化传输通道的电解水催化层，其包括阳极催化层与阴极催化层，分别负载析氧催化剂与析氢催化剂，位于质子交换膜两侧；阳极催化剂层以阳极催化剂与全氟磺酸离聚物作为原料，通过飞秒激光在阳极催化层表面进行图案化处理，形成图案化的有序流场传输结构，并利用激光能量消融与软化催化剂表面团聚的离聚物。本发明通过在阳极催化层表面搭建图案化的有序流场传输结构，主动引导气泡的定向、快速排出和反应物的均匀分布，强化传质过程，解决现有电解水催化层中反应物传输受限、气泡积聚导致的催化剂效率不高的问题，大幅提升了电极在高电流密度下的催化效率与稳定性。

一种碳化钼/氧化锆复合电催化剂及其制备方法、应用

Resumen de: CN122648980A

本发明属于电催化材料制备技术领域，涉及一种碳化钼/氧化锆复合电催化剂及其制备方法、应用。本发明采用水热法制备UiO‑66（碳化钼碳源）；再通过热解还原制备得到碳化钼复合催化剂。与现有技术相比，本发明的材料合成反应可控，结构稳定，具备框架结构，展现良好使用寿命；本发明制备方法系统性强，利用UiO‑66提供丰富孔道结构有效促进传质，从而显著提升催化效率；得到的碳化钼复合催化剂具有良好电催化性能，应用于PEM电解水制氢可显著降低成本。

一种基于Ru催化碳化辅助制备钌掺杂过渡金属碳化物纳米催化剂的方法及其应用

Resumen de: CN122649006A

本发明公开了一种基于Ru催化碳化辅助制备钌掺杂过渡金属碳化物纳米催化剂的方法及其应用，通过构建含Ru的过渡金属有机框架（MOFs）前驱体，在惰性气氛下进行热处理，利用Ru在碳化过程中的催化作用，提高碳化效率并改善材料结构，实现碳化过程的协同调控，从而获得结构稳定、分散性良好、导电性优异的钌掺杂过渡金属碳化物材料。本发明具有原料廉价易得、制备工艺简单、可控性强等优点。本发明所得催化剂在高电流密度条件下电解水析氢反应中表现出优异的催化活性和电化学稳定性，具有良好的工业应用前景。

基于雷尼镍多孔骨架结构协同电沉积与电活化的催化剂制备方法

Resumen de: CN122649005A

本发明公开了一种基于雷尼镍多孔骨架结构协同电沉积与电活化的催化剂制备方法，采用机械热处理技术在镍网表面形成镍铝合金层，在碱液中进行化学活化处理，使铝元素选择性溶出，从而构建雷尼镍多孔骨架结构；然后，通过电沉积技术在镍网表面构建镍铁钼铜多元金属活性催化层；最后，将所得镍基催化剂置于含磷碱性电解液中进行电活化处理，诱导镍网表面的多元金属活性催化层发生原位结构重构及表面化学态转变，进一步提升其电极催化性能，在碱性电解水制氢领域极具应用潜力。

一种二价铁离子与铝离子共掺杂镍铁基析氧电催化剂、其制备方法及应用与电解水析氧方法

Resumen de: CN122648989A

0001 本发明公开一种二价铁离子与铝离子共掺杂镍铁基析氧电催化剂、其制备方法及应用与电解水析氧方法，属于电化学能源转换技术领域。所述电催化剂包括导电基底以及原位生长于导电基底表面的二价铁离子与铝离子共掺杂镍铁层状双氢氧化物纳米片阵列。二价铁离子与铝离子的协同引入能够有效调控催化剂的电子结构与局域配位环境，提高活性位点利用率，并增强材料在高温高碱条件下的结构稳定性。所得催化剂在碱性电解水析氧反应中表现出优异的催化活性和长期运行稳定性，在6 mol·L<‑1>KOH电解液、80°C条件下仍可实现高电流密度稳定运行，适用于工业碱性电解水制氢领域。

一种钌锰共掺杂二氧化铱阳极催化剂的制备方法

Resumen de: CN122648988A

本发明提供了一种钌锰共掺杂二氧化铱阳极催化剂的制备方法，属于电解水制氢领域。本发明将三氯化铱、三氯化钌与二氯化锰按比例溶于去离子水中，加入聚乙烯吡咯烷酮K30后用氢氧化钠溶液调节pH至10.5~11.5，转移至高压反应釜，通入氧气驱赶氮气后升温至120~160℃，控制氧气分压0.8~1.2 MPa进行加压氧化反应，将反应后得到的氧化产物依次用氢氧化钠、去离子水离心洗涤以及无水乙醇超声洗涤后干燥，得到IrxRuyMn1‑x‑yO2阳极催化剂。本发明采用加压氧化法制备钌锰共掺杂二氧化铱催化剂，显著提升了催化剂的活性与稳定性；所得掺杂催化剂相比商业IrO2催化剂在10 mA/cm2电流密度下的OER过电位降低37 mV以上，5000次循环后质量活性保持率达90%以上。

通过晶体催化剂中位错处的压电催化水分解制氢

Resumen de: WO2025137956A1

The present disclosure relates to a method of piezocatalytic decomposition of water under ultrasonic excitation at dislocations in the crystalline catalyst and to a setup comprising a piezoelectric catalyst, such as barium titanate and potassium niobate, having dislocations. The disclosure is, in particular, characterized by the fact that leveraging dislocation structures within piezoelectric catalysts improves piezoelectric catalytic decomposition of water for the purpose of higher hydrogen production.

Electrolytic reactor impedance test method, device, equipment, medium and program product

Nº publicación: CN122649016A 28/08/2026

Solicitante:

BEIJING INST OF SMART ENERGY
STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER CO
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Resumen de: CN122649016A

The invention relates to the technical field of water electrolysis hydrogen production, in particular to an electrolytic reactor impedance testing method and device, computer equipment, a storage medium and a computer program product. The method comprises the steps of obtaining potential response data of a target object, wherein the potential response data is obtained based on an excitation signal of a preset amplitude applied to the target object; in response to a test target parameter of the target object, constructing an equivalent circuit model matched with the target object based on the attribute information of the target object; fitting the potential response data based on the equivalent circuit model to obtain fitting data; and solving and obtaining a target impedance parameter based on the fitting data, and testing the impedance of the target object based on the target impedance parameter. By adopting the method, the real-time performance and the monitoring efficiency of the impedance test of the electrolytic reactor can be improved.