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一种风光耦合混合电解槽制储氢系统及其优化控制方法

Resumen de: CN120638419A

本发明涉及氢能技术领域，公开了一种风光耦合混合电解槽制储氢系统及其优化控制方法，该方法包括基于上层功率分配的多时间尺度的优化控制与下层考虑混合电解槽各机组性能的集群优化调度策略。其中，上层以经济性收益最大为目标，建立目标函数及风光出力、上网、制氢、储氢、储能等约束条件模型；下层以系统的产氢量最大为目标，建立目标函数及考虑混合电解槽各机组制氢效率、启动电能损失系数、负荷上下限、单机额定容量、各机组启停次数、各机组运行时间以及响应特性的差异等约束条件，采用求解器对模型进行求解，有效解决风光发电功率日前预测误差可能导致的制氢系统优化运行结果可信度低的问题。

APPARATUS, SYSTEMS AND METHODS FOR GENERATING AND STORING HYDROGEN GAS

Resumen de: WO2025186621A1

An apparatus, a system and a method for generating and storing hydrogen gas are disclosed. In one arrangement, an apparatus comprises a wind turbine, a solar array comprising at least one solar panel, an electrolyser unit having an electrolyser peak capacity and powered by the wind turbine and/or the solar array, and a pipeline configured to receive and store hydrogen from the electrolyser unit and having a length at least equal to 500 meters per 10MW of the electrolyser peak capacity. In another arrangement a method comprises generating energy at the wind turbine and the solar array comprising at least one solar panel, receiving the generated energy at the electrolyser unit, generating hydrogen gas with the generated energy by the electrolyser unit, and receiving and storing the generated hydrogen gas in a pipeline.

一种基于两步电沉积构建多层梯度结构泡沫镍析氢电极的方法

Resumen de: CN120625086A

本发明公开了一种基于两步电沉积构建多层梯度结构泡沫镍析氢电极的方法。所述方法通过调控电流密度实现多层梯度结构催化层的原位生长，其核心工艺在于：一、电极基底预处理：将泡沫镍依次经盐酸、无水乙醇、去离子水超声清洗，去除表面杂质；二、梯度催化层分步电沉积，先在低电流密度下电沉积形成均匀致密的过渡催化层，增加催化层与基材的接触面积，提升催化层耐久性和稳定性；之后再切换至高电流密度进行气泡模板法电沉积，利用剧烈析氢气泡的动态模板效应，自发形成具有倒锥状孔阵列结构催化层，利用该孔阵列促进气泡快速脱除。该方法制备的电极在析氢反应中具有优异的稳定性、气泡脱除能力和催化活性。

一种PEM电解水制氢设备的控制方法及系统

Resumen de: CN120625113A

本发明属于PEM电解水制氢技术领域，本发明提供了一种PEM电解水制氢设备的控制方法及系统。方法包括：提取压差振荡信号并分析得到压差失衡区域；通过压差与渗透率的关联风险建模，输出预测氢渗透的风险等级；执行差异化干预策略，提取有效抑制特征并构建二维评估域判定氢渗透是否完全抑制；若未完全抑制，提取并筛选氢气反向迁移路径得到响应隔离路径和渗透持续系数，根据渗透持续系数触发设备安全隔离和惰化响应控制。控制系统包括失衡分析模块、渗透分析模块、抑制判定模块、路径提取模块及响应控制模块。本发明可实现PEM电解水制氢设备的风险评估与高效安全控制，提升设备运行的安全性与稳定性。

一种具有层状结构的多晶材料及其制备方法和应用

Resumen de: CN120625090A

本发明涉及一种具有层状结构的多晶材料及其制备方法和应用，属于多晶材料技术领域，本申请以Ni基为基底，通过电镀Co单质和煅烧处理，获得Co/Ni基/CoOx，随后利用包括混合金属盐的第一溶液对该Co/Ni基/CoOx的表面进行涂覆处理，再利用包括在加热条件下可分解释放NH3和CO2的沉淀剂的第二溶液对涂覆处理后的Co/Ni基/CoOx进行光辅助蒸汽水解处理，基于此得到一种低成本、可规模化制备且具有层状结构的多晶材料；将该多晶材料应用于自支撑复合电极中，制备所得复合电极可以适用于工业电解槽，复合电极的催化性能高效、稳定，且多晶材料复合层不易脱落。

一种柠檬酸辅助制备氧化铱催化剂的方法

Resumen de: CN120625097A

本发明提供一种柠檬酸辅助制备氧化铱催化剂的方法，涉及贵金属催化剂制备技术领域，制备方法包括以下步骤：步骤S1.将铱源溶于水中，并加入柠檬酸混合，得到混合溶液，然后将混合溶液中滴加碱液，得到混合液；步骤S2.将混合液搅拌蒸干、煅烧，然后离心洗涤，烘干后得到氧化铱催化剂。本发明的柠檬酸辅助制备氧化铱催化剂的方法，利用柠檬酸碳化产生的介孔模板，构建比表面积≥60m²/g的三维贯通孔道结构，传统工艺<30m²/g，暴露更多催化活性位点；传统工艺比表面积波动>±15%，通过柠檬酸对铱离子的稳定络合作用，抑制前驱体团聚，使不同批次催化剂的比表面积波动控制在±3%以内。

一种制氢设备的故障来源确定方法、装置、设备及介质

Resumen de: CN120625112A

本申请实施例公开了一种制氢设备的故障来源确定方法、装置、设备及介质，涉及水电解制氢设备技术领域。本申请实施例提供的制氢设备的故障来源确定方法，仅利用现有传感器采集的运行数据矩阵进行故障来源确定，既避免了硬件改造成本，又消除了附加装置可能引入的测量误差。并且，本申请实施例提供的制氢设备的故障来源确定方法通过量化各特征变量对故障的贡献率，规避了实际应用中故障数据稀缺导致建模准确度较低的问题，提高了故障来源确定的准确率和效率。

一种碘化氢热分解的系统和方法

Resumen de: CN120618363A

本发明一种碘化氢热分解的系统和方法，包括碘化氢溶液泵、蒸发及过热装置和加热装置等；碘化氢溶液储存罐的出口接在碘化氢溶液泵的入口，碘化氢溶液泵的出口接在蒸发及过热装置的入口，加热装置为蒸发及过热装置提供热量。碘化氢溶液被加热装置加热，溶液蒸发、汽化、过热，形成400℃以上的碘化氢与水蒸气的混合汽体；混合汽体进入装有碘化氢分解催化剂的反应器的内套筒中，在催化剂作用下，部分碘化氢分解为氢气和碘，其中部分氢气穿过内套筒壁的氢分子选择渗透膜，进入到套筒夹层中，经由氢气导出阀门进入到热氢收集装置；热氢收集装置中的热氢经过氢冷却器冷却后进入到冷氢收集装置中。本发明解决了目前硫碘循环制氢中碘化氢分解率较低的问题。

一种Ni-Co合金粉末及其制备方法

Resumen de: CN120619378A

本发明涉及金属材料技术领域，公开了一种Ni‑Co合金粉末及其制备方法，该种Ni‑Co合金粉末是通过以镍盐和钴盐为原料，在水热环境下，通过螯合作用吸附在碳球模板表面，再经煅烧去除模板，通氢气还原的方式制得，该种Ni‑Co合金粉末具有特殊的空心形貌，这种特殊形貌能够提供更多的活性催化位点，能够表现出更加优异的增强了催化活性，而且通过合金化，可以实现在镍晶格中掺杂钴，形成合金材料，优化了原有金属镍的单电子结构，此外，钴原子激活了晶格氧的氧化机制，加快了催化反应动力学，提高了催化活性，有利于催化活性调控。

一种用于电解水制氢的AEM电堆装配评估系统

Resumen de: CN120628187A

本发明涉及电堆装配管理技术领域，且公开了一种用于电解水制氢的AEM电堆装配评估系统，包括多维监测模块和智能管理模块。该系统通过多维监测模块获取所有单体电池的管理数据、测试数据和AEM电堆的运行数据，并分类组成数据集，智能管理模块分析AEM电堆的装配误差，生成安装数据组，提高装配精度与一致性，分析每个单体电池的测试结果，生成异常指数，精准定位故障，分析AEM电堆的电解效率，生成能效指数，优化能效与稳定性，提升制氢效率，多维监测精准度高，智能管理模块设置有固定阈值，输出对应的预警信号和装配建议，实现“监测‑分析‑预警‑优化”的闭环管理，适配不同规格AEM电堆的装配需求，智能管理稳定性强。

Seawater electrolyser

Resumen de: KR20250134906A

본 발명은 전극이 접합된 교환막을 적용한 수전해 장치로서, 해수 내 존재하는 부식성 이온 (Cl-) 및 무기오염물성 이온 (Mg2+, Ca2+ 등)으로부터의 장기 안정성을 확보하며, 고효율·친환경적으로 수소 및 산소를 생산하는 해수수전해 장치에 관한 것이다. 본 발명의 해수 수전해 장치는 친환경적으로 수소 및 산소를 생산하여 환경오염을 줄일 수 있고, 해수를 활용해 전기사용을 최소화함으로 경제성을 확보할 수 있다.

一种氧化铱电催化剂及其低温水浴制备方法和应用

Resumen de: CN120625094A

本申请属于贵金属催化剂制备技术领域，提供了一种氧化铱电催化剂及其低温水浴制备方法和应用，包括以下步骤：取含铱化合物溶于去离子水，搅拌至完全溶解，调节溶液pH值至12‑14，加入氧化剂，于70‑95℃下水浴加热0.5‑1.5h，过滤洗涤、干燥后制得氧化铱电催化剂。本申请在低温水浴下，即可制得纳米颗粒的氧化铱电催化剂，工艺流程简单，无需高温，不涉及复杂设备，且该反应是在常压下进行，以水作为反应溶剂，反应迅速，安全性好，成本低，不会产生大量氮氧化物废气，具有良好的工业化前景。

Water processing system and water processing method

Resumen de: AU2025201306A1

A water processing system includes an ultrafiltration membrane device (UF membrane device), a reverse osmosis membrane device (RO membrane device), an electric deionization device (EDI device), and an information processing device (edge computer). The information processing device controls operations of the ultrafiltration membrane device, the reverse osmosis membrane device, and the electric deionization device based on information on a water electrolysis device that obtains hydrogen by subjecting water to electrolysis. Water that is processed by the electric deionization device is supplied to the water electrolysis device. The water electrolysis device is able to obtain hydrogen by subjecting supplied water to electrolysis. A water processing system includes an ultrafiltration membrane device (UF membrane device) , a reverse osmosis membrane device (RO membrane device) , an electric deionization device (EDI device , and an information processing device (edge computer) . The information processing device controls operations of the ultrafiltration membrane device, the reverse osmosis membrane device, and the electric deionization device based on information on a water electrolysis device that obtains hydrogen by subjecting water to electrolysis. Water that is processed by the electric deionization device is supplied to the water electrolysis device. The water electrolysis device is able to obtain hydrogen by subjecting supplied water to electrolysis. eb w a t e r p r o c e s

光触媒を用いた水素ガス製造装置

Resumen de: JP2025133294A

【課題】 光触媒を用いた水素ガス製造装置１に於いて、水槽２内の水素発生量をできるだけ精度良く推定できるようにする。【解決手段】 水素ガス製造装置に於いて、水素発生量推定手段は、予め調べられた、光源装置４から光触媒体へ光が種々の照射光強度にて照射されたときの水槽部内の水素発生量の値に基づいて決定される現在の照射光強度に於ける水槽部内にて発生している水素発生量の暫定推定値に、水素ガス量検出手段１２にて検出された水素発生量の検出値と、その検出値に対応する水素ガスが水槽部内にて発生した時点に於ける照射光強度に於ける水槽部内の水素発生量の暫定推定値とに基づいて算出された補正係数を乗じて得られた値を現在の水槽内の水素発生量の現在推定値として決定する。【選択図】 図１

POLYGENERATION SCHEME WITH ZERO CARBON EMISSION

Resumen de: US2025283595A1

A circular economy polygeneration system includes an electrolyzer operable to provide hydrogen and oxygen based on water. The system includes a hydrogen firing furnace operable to burn hydrogen and produce a first flue gas including water and nitrogen. The system also includes an oxy-firing furnace operable to burn hydrocarbon fuel with oxygen provided by the electrolyzer to produce a second flue gas comprising water and carbon dioxide. Moreover, the system includes a first condenser configured to produce nitrogen and a first stream of water based on the first flue gas. The system further includes a second condenser configured to produce carbon dioxide and a second stream of water based on the second flue gas. The first and second stream of water are used by the electrolyzer to provide the hydrogen and oxygen. Additionally, the system includes a carbon capture system operable to capture carbon dioxide produced by the second condenser.

GEOLOGICAL CARBON SEQUESTRATION AND HYDROGEN PRODUCTION STRUCTURE AND METHOD BASED ON THE SPONTANEOUS REACTION OF WATER-CO2-ACTIVE MINERALS

Resumen de: US2025283392A1

The present application is related to a geological carbon sequestration and hydrogen production structure and method based on the spontaneous reaction of water, CO2, and active minerals, belonging to the field of carbon sequestration and hydrogen production technology. The method comprises the following steps: (1) CO2 collection; (2) selecting a site for carbon sequestration and hydrogen production; (3) constructing a space for carbon sequestration and hydrogen production; (4) CO2 mineralization sequestration and simultaneous hydrogen production; (5) hydrogen collection. The method permanently mineralizes and sequesters CO2 while using the water-CO2-active minerals reaction for simultaneous geological hydrogen production. It not 10 only reduces the economic cost of CO2 geological sequestration but also opens a new pathway for in-situ geological hydrogen production, achieving green and low-carbon hydrogen energy production. The geological carbon sequestration and hydrogen production structure is designed to have low sequestration costs and enable large-scale simultaneous geological hydrogen production.

MOLTEN SALT HEAT EXCHANGE SYSTEM FOR CONTINUOUS SOLAR PRODUCTION OF H2

Resumen de: US2025282613A1

Contemplated systems and methods for hydrogen production use a solar heliostat system as an energy source to produce hydrogen during daytime, and employ molten salt as an energy source to produce hydrogen during nighttime.

SULFUR DIOXIDE DEPOLARIZED ELECTROLYSIS AND ELECTROLYZER THEREFORE

Resumen de: US2025283237A1

A method can include: processing precursors, electrochemically oxidizing an anolyte and reducing a catholyte in an electrolyzer, and cooperatively using the oxidized anolyte and reduced catholyte in a downstream process. The electrolyzer can include an anode, a cathode, and a separator. The anode can include an anolyte, an electrode, an anolyte reaction region. The cathode can include a catholyte, an electrode, a catholyte reaction region.

ACTIVE TENSIONING FOR ELECTROLYZER STACKS

Resumen de: US2025283236A1

A method for sealing an electrolyzer cell may include applying a sealant between two layers of an electrolyzer cell and compressing the two layers towards each other. The method may further include flowing fluid through a flow field in the electrolyzer cell. The method may further include controlling a temperature of the fluid flowing through the flow field and controlling a pressure applied to the sealant by the compressing the two layers towards each other. The method may further include conforming the sealant to the two layers.

METHOD FOR PRODUCING ELECTROLYSIS CELL

Resumen de: US2025283230A1

A method for producing an electrolysis cell includes a joining step of joining a frame portion of a protective sheet member provided between a membrane electrode assembly and a fluid-supply-side current collector to a portion of the membrane electrode assembly on the outer side of the covered portion where an electrolyte membrane is covered with an electrode catalyst layer to form a joint, and a joined body stacking step of stacking the membrane electrode assembly and the protective sheet member joined together on the fluid-supply-side current collector with the protective sheet member facing the fluid-supply-side current collector.

ELECTROLYSIS DEVICE

Resumen de: US2025283232A1

An electrolysis cell of an electrolysis device includes a membrane electrode assembly in which an electrolyte membrane is interposed between a first electrode and a second electrode. The membrane electrode assembly is positioned between a first separator and a second separator. The electrolysis device further includes a seal member and a protection member. The protection member surrounds the outer periphery of the second electrode. The protection member includes a first portion and a second portion. The first portion is interposed between the electrolyte membrane and the seal member. The second portion is interposed between the electrolyte membrane and the second separator.

METHODS AND APPARATUS FOR PERFORMING ELECTROLYTIC CONVERSION

Resumen de: US2025283231A1

Methods and apparatuses for converting carbon dioxide to useful compounds are disclosed. The method involves reducing bicarbonate solution in an electrolyzer. Bicarbonate solution is supplied to the cathode. The direct reduction of bicarbonate at the cathode may be coupled with an oxidation reaction at the anode. The oxidation reaction may provide a source of protons (H+) to cathode for the reduction of bicarbonate. The oxidation reaction may be a hydrogen oxidation reaction (HOR). Hydrogen gas (H2) may be supplied to the anode. In some embodiments, a source of gas may be supplied to the bicarbonate solution to form a pressurized solution before supplying the solution to the cathode.

ELECTROLYSIS SYSTEM FOR HYDROGEN PRODUCTION AND CARBON DIOXIDE CAPTURE AND DELIVERY

Resumen de: US2025283226A1

An electrochemical reactor for capturing carbon dioxide and producing bicarbonate and hydrogen is described herein. The electrochemical reactor is useful for, among other things, converting biogas to a bicarbonate and hydrogen feedstock for biomethanation. The reactor comprises at least one reactor unit comprising an electrolyzer cell and at least one alkaline water electrolysis (AWE) cell adjacent to the electrolyzer cell. The electrolyzer cell comprises an anode spaced from a cathode by an ion exchange membrane between the anode and the cathode; and the electrolyzer cell is adapted and arranged to allow a flow of a neutral liquid electrolyte to contact the anode and the cathode. The ion exchange membrane can be a cation exchange membrane (CEM), or an anion exchange membrane (AEM). The AWE cell comprises a second anode spaced from a second cathode by a porous diaphragm.

PROCESS FOR CRACKING AMMONIA

Resumen de: US2025282614A1

A process for cracking ammonia to form hydrogen is described comprising the steps of (i) passing ammonia through one or more catalyst-containing tubes in a furnace to crack the ammonia and form hydrogen, wherein the one or more tubes are heated by combustion of a fuel gas mixture to form a flue gas containing nitrogen oxides capable of reacting with ammonia in the flue gas to form ammonium nitrate, and (ii) cooling the flue gas to below 170° C., characterised by maintaining an amount of steam in the flue gas according to the following equation to prevent solid ammonium nitrate formation: (I) where, yH2O is the mol % of steam in the flue gas, P*H2O is the equilibrium vapor pressure of water in an aqueous solution of ammonium nitrate, and p is the minimum operating pressure of the flue gas.

APPARATUS AND METHOD FOR MANUFACTURING BASE LAYER SLURRY

Nº publicación: US2025281936A1 11/09/2025

Solicitante:

HYUNDAI MOTOR CO LTD [KR]
KIA CORP [KR]
Hyundai Motor Company,
Kia Corporation

Resumen de: US2025281936A1

Provided is an apparatus for manufacturing base layer slurry for forming a porous base layer, the apparatus including a base container configured to accommodate base slurry including first slurry particles, and second slurry particles having larger particle sizes than the first slurry particles, and a centrifugation part provided in the base container and configured to centrifuge the base slurry into first base layer slurry including the first slurry particles and second base layer slurry including the second slurry particles, thereby obtaining an advantageous effect of simplifying structure and manufacturing process and improving productivity.