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Última actualización
05/03/2026 [06:59:00]
Resultados 600 a 625 de 996
Resumen de: CN121381081A
本发明公开了一种电解槽气液比例监控系统与方法，系统主要包括：安装于电解槽本体的可视化监控模块、气液比例检测模块及调控执行模块，各模块与数据处理单元电连接。可视化监控模块用于实时采集电解槽内气泡的形态、数量、运动轨迹及分布图像；气液比例检测模块用于检测电解槽内电解液液位及生成气体的实时流量；数据处理单元用于对气泡图像进行分析，并且计算气液比例；调控执行模块调节电解槽的进液量或电解电流，以维持预设气液比例范围。本发明实现了对电解过程中气泡生成、分布及变化的实时观察与分析，对电解槽内气液状态的精准调控，有效提升电解反应的稳定性和效率，降低因气液比例失衡导致的能耗增加或设备损坏风险，适用于水电解、氯碱工业等各类电解工艺场景。
Resumen de: CN121381062A
本发明公开了一种非贵金属Ni基析氧催化剂的制备方法及应用。本发明所提供的催化剂包括硒化镍纳米颗粒和负载于所述硒化镍纳米颗粒表面的石墨烯量子点；其中，所述石墨烯量子点和所述硒化镍纳米颗粒的质量比为（1~8）：50。本发明通过简单的水热反应便可在硒化镍表面负载石墨烯量子点，不但制备方法简便，而且制得的催化剂在降低成本的同时能够大幅度的降低析氧反应的过电位，在阴离子交换膜电解槽中具有较高的电化学性能和稳定性，具有广阔的应用前景。
Resumen de: CN121381048A
本发明提供了一种嵌层锂/碳化钨纳米线复合材料及其制备方法与应用。所述嵌层锂/碳化钨纳米线复合材料的结构是：锂离子嵌入碳化钨纳米线的内部晶格中。其制备方法是：首先在基底表面通过水热反应生长氧化钨纳米线前驱体；随后采用乙二胺作为碳化剂，将氧化钨纳米线转化为碳化钨纳米线结构；最后，将所得碳化钨纳米线置于含有六氟磷酸锂的电解液中，利用电化学锂调谐技术实现锂离子的嵌入，从而获得嵌层锂/碳化钨纳米线复合结构材料。本发明制备方法工艺流程简洁，安全性高，操作方便且成本低廉；所制备的复合结构在电催化性能方面表现优异，具有潜在的广泛应用价值。
Resumen de: WO2025021544A1
The invention relates to a cell frame (100) configured to be integrated in an electrolyzer. The frame is forming a closed shape having an inner contour (InnCont) that defines an opening (Op) extending in an extension plane (ExtP1). The inner contour is presenting at least two steps (St1, St2, St3, St4, St5, St6) each comprising a first surface (S1) perpendicular to the extension plane and a second surface (S2) parallel to the extension plane. The respective second surfaces of two (St1, St3, St5) of the steps is configured to support two respective bipolar plates (BP-1, BP-21, BP-22).
Resumen de: KR20260010855A
본 발명의 용융도금법 기반 수전해용 레이니 Ni 촉매 제조 방법은 Ni 플레이트(Plate)를 준비하는 단계, 상기 Ni 플레이트를 용융 도금욕에 침지하여 도금하는 단계, 상기 용융 도금된 Ni 플레이트를 합금화 열처리하는 단계 및 상기 합금화 열처리된 Ni 플레이트를 화학적으로 리칭(leaching)하여 표면에 다공성 구조의 Ni 촉매층을 형성하는 단계를 포함할 수 있다.
Resumen de: WO2026019103A1
An ammonia decomposition system according to one embodiment of the present invention comprises: a decomposition device for decomposing ammonia, which comprises a heating member for heating a catalytic reactor and the catalytic reactor containing a decomposition catalyst; a plasma reforming device disposed upstream of the decomposition device so as to reform ammonia; and a reformed gas supply pipe for connecting the plasma reforming device and the decomposition device, and supplying the reformed gas generated in the plasma reforming device to the catalytic reactor and/or the heating member, wherein the plasma reforming device can pyrolyze ammonia by using plasma.
Resumen de: WO2026018801A1
Problem To provide a nickel-plated metal material for water electrolysis capable of suppressing damage to a diaphragm while maintaining a suitable gas generation surface area. Solution This nickel-plated metal material comprises: a sheet-shaped metal base material having a plurality of opening parts; and a roughened nickel layer provided on at least one surface of the metal base material. ΔRzjis on a surface on the roughened nickel layer side is 4.0 μm or less, and a developed area ratio Sdr on the surface on the roughened nickel layer side is 15.0% or more. The ΔRzjis represents the difference between the ten-point average roughness Rzjis1 of the end portion of the opening part and the ten-point average roughness Rzjis2 of the center portion between the two adjacent opening parts.
Resumen de: WO2026019015A1
One embodiment of the present invention provides an anion-exchange membrane water electrolysis system incorporating a reference electrode, and a method for producing same. The anion-exchange membrane water electrolysis system incorporating a reference electrode according to one embodiment of the present invention places the reference electrode not between reduction (cathode) and oxidation (anode) electrodes but outside of a membrane electrode assembly, thereby allowing overvoltage of each electrode to be measured without degrading system performance.
Resumen de: WO2026018874A1
An ion exchange membrane comprising: a sulfonic-acid-type membrane body containing a polymer having a sulfonic-acid group; and a reinforcement material disposed in the sulfonic-acid-type membrane body, wherein the surface roughness R1 of a first surface of the sulfonic-acid-type membrane body is lower than the surface roughness R2 of a second surface of the sulfonic-acid-type membrane body.
Resumen de: WO2026018535A1
This water electrolysis system comprises: one or more water electrolysis stacks; a water line for supplying water to each water electrolysis stack; an oxygen line for discharging an oxygen gas that is generated in each water electrolysis stack and surplus water; a hydrogen line for discharging a hydrogen gas that is generated in each water electrolysis stack and surplus water; an insulation pipe for electrically insulating the water electrolysis stacks from the pipes of the water line, the oxygen line, and the hydrogen line; and a DC power supply for supplying DC power so as to drive the water electrolysis stacks. During the operation of this water electrolysis system, water is supplied to a part in which the hydrogen gas and surplus water are mixed in the water electrolysis stacks or the hydrogen line on the upstream side of the insulation pipe of the hydrogen line.
Resumen de: WO2026018390A1
The present disclosure provides a means by which resource efficiency in hydrocarbon production can be improved. Disclosed is a method for producing hydrocarbons, wherein: a CO2 hydrate and an alkali metal ion concentrated aqueous solution are obtained from a CO2-containing gas and an alkali metal ion-containing aqueous solution; the CO2 hydrate is decomposed to obtain CO2 and water (a); the alkali metal ion concentrated aqueous solution is introduced into the anode chamber of an electrolytic cell provided with a diaphragm, water for recovery is introduced into the cathode chamber, and H2 and an alkali metal hydroxide aqueous solution are obtained by electrolysis; and the CO2 and the H2 are reacted to obtain a hydrocarbon and water (b).
Resumen de: WO2026016601A1
A hydrogen generation device, comprising a water tank, two electrolysis modules, a condenser, and a first humidifier, wherein the water tank has an accommodating space to accommodate electrolyzed water; the two electrolysis modules are located outside the water tank and are connected in series to each other, and each electrolysis module is configured to receive and electrolyze the electrolyzed water from the water tank to generate and output a hydrogen-containing gas to the water tank; the condenser is arranged above the water tank, and the condenser is configured to receive and condense the hydrogen-containing gas from the water tank and output the condensed hydrogen-containing gas; and the first humidifier is coupled to the condenser and has a first humidification chamber to accommodate makeup water, and the first humidifier is configured to receive the condensed hydrogen-containing gas from the condenser into the makeup water to filter and humidify the condensed hydrogen-containing gas.
Resumen de: AU2026200050A1
21680504_1 (GHMatters) P123644.AU 6/01/26 The invention relates to a method for configuring a plant for the production of green ammonia using renewable energies for the production of hydrogen. an a n
Resumen de: AU2024324493A1
A membrane-electrode assembly for a water electrolyser is provided. The membrane- electrode assembly comprises a polymer electrolyte membrane with a first face and a second face; an anode catalyst layer on the first face of the membrane, the anode catalyst layer comprising an oxygen evolution reaction catalyst; and a porous web of polymer fibres in contact with the anode catalyst layer, the polymer fibres comprising a conductive metal additive.
Resumen de: AU2023449815A1
A system and method of making hydrogen from water. A cylindrical reaction vessel is provided with an outer shell, a central shaft, and one or more concentric inner tubes separated by annular spaces. Water is delivered to the annular spaces by a water pump through an inlet defined in the reaction vessel. The water courses along a tortuous flow path. That path begins at an inner annular space around a central shaft. It ends at an outer annular space. The water emerges from the reaction vessel through an outlet associated with a manifold. A high-frequency vibratory stimulus is applied to the reaction vessel and water. Water molecules are dissociated into hydrogen molecules and oxygen atoms. These reaction products are delivered through the manifold along an effluent flow path to a receiving pressure vessel before deployment to a sub-assembly for harnessing clean energy.
Resumen de: US20260022480A1
An electrode including a transparent substrate and a layer of a perovskite-based nanocomposite (PTNC) material at least partially covering a surface of the transparent substrate. The PTNC material includes gold (Au) nanoparticles, graphitic carbon nitride (g-C3N4) nanoparticles, and perovskite-based nanoparticles through synergistic interaction. A method of making the electrode is described.
Resumen de: US20260022704A1
A hydrogen production plant, to produce hydrogen having a compressing assembly, for increasing the pressure of the hydrogen. The compressing assembly has at least one barrel compressor and at least one integrally geared centrifugal compressor. Also disclosed are methods of compressing hydrogen.
Resumen de: US20260022482A1
An estimation system for estimating current efficiency of an electrolyser comprises a data processing system (105) for computing heat loss of the electrolyser based on specific heat capacity of electrolyte, a flow rate of the electrolyte in a cathode side of the electrolyser, a flow rate of the electrolyte in an anode side, a temperature difference (T1c-T0c) between electrolyte circulation outlet and inlet of the cathode side, and a temperature difference (T1a-T0a) between electrolyte circulation outlet and inlet of the anode side. The current efficiency is estimated based on a difference between electric power supplied to the electrolyser and the computed estimate of the heat loss, and on a product of thermoneutral voltage of electrolysis cells of the electrolyser and electric current supplied to the electrolyser.
Resumen de: US20260022478A1
Discloses are an electrocatalyst for a water electrolysis and a method of preparing the same, which includes a support made of a MXene having a two-dimensional structure; and a transition metal compound located on and heterogeneously bonded to the support, thereby increasing electrochemical activity by improving the operation stability and increasing the surface area compared to conventional commercial catalysts.
Resumen de: US20260022475A1
An ammonia electrolysis cell according to one embodiment of the present invention includes an end plate, a collector plate, a separator plate, a porous transport layer support gasket, a porous transport layer electrode, and a membrane, wherein the collector plate is connected to a power source, the power source may be characterized in that it cross-applies a working voltage and a rest voltage of 0.2 V or less. Thus, the present invention can effectively remove* NHx and OH− that poison the oxidation electrode, thereby significantly increasing the efficiency of hydrogen production, and can provide a bulk storage and transportation device for utilizing hydrogen as an energy medium.
Resumen de: US20260022481A1
Composite anion exchange membranes are described. The composite anion exchange membranes comprise an anion exchange polymer containing a hydrogen recombination catalyst dispersed in the anion exchange polymer. The anion exchange membrane may also include a radical scavenger. The anion exchange polymer comprises a plurality of repeating units of formula (I)Catalyst coated membranes and membrane electrode assemblies made using the composite anion exchange membranes are also described.
Resumen de: US20260022471A1
A water electrolysis system including a container; a plurality of microcells located inside the container; the microcells are centered around a central axis of the container; a first bracket located on a first side of the microcells; a second bracket located on a second side of the microcells; a plurality of magnets mounted on the first and the second brackets, the magnets are placed in parallel to the microcells; a liquid inside the container. The first and the second brackets are adapted to be connected to a motor. The first and the second brackets rotate during the electrolysis process. The magnets on the first bracket produce a first magnetic field and the magnets on the second bracket produce a second magnetic field; and the first and the second magnetic fields have opposite polarity.
Resumen de: US20260022477A1
A vanadium oxide-based electrode for electrochemical water splitting that includes metallic substrate and a layer of particles of a vanadium oxide composite at least partially covering a surface of the metallic substrate. The particles of the vanadium oxide composite are in the form of nanobeads having an average particle size of 50 to 400 nm. A method of making the electrode.
Resumen de: US20260022472A1
An example electrochemical system includes: a cathode including a first electrocatalyst configured to catalyze a reduction reaction of carbon dioxide to produce water; an anode including a second electrocatalyst comprising ruthenium doped iridium oxide, the second electrocatalyst configured to catalyze an oxygen evolution reaction to produce diatomic oxygen from the water; an electrolyte connecting the cathode and the anode; and an electricity source configured to apply an electrical current across the cathode and the anode to catalyze the reduction and oxygen evolution reactions.
Nº publicación: US20260022470A1 22/01/2026
Solicitante:
LINDE GMBH [DE]
Linde GmbH
Resumen de: US20260022470A1
A method for producing hydrogen by means of water electrolysis, in which a direct electrolysis current is fed to one or more electrolysis units at least in a first operating mode, wherein the direct electrolysis current is supplied from a mains current using a current conversion arrangement, wherein the mains current is an alternating current, wherein the current conversion arrangement, comprises one or more first synchronous electric machines which are operable as motors and one or more second synchronous electric machines which are operable as generators, wherein the one or more first synchronous electric machines is/are operated using the mains current, wherein the one or more second synchronous electric machines is/are driven using the one or more first synchronous electric machines, and wherein the direct electrolysis current is supplied using the one or more second synchronous electric machines. The present invention also relates to a corresponding plant.
BOPI
Sede Electrónica
