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721
resultados
Última actualización
13/09/2026 [06:56:00]
Resultados 425 a 450 de 721
Resumen de: EP4782579A1
0001 A separator according to the present disclosure comprises: a separator body having a first surface and a second surface; a first supply hole and a first discharge hole that are formed on one diagonal line of the separator body on the first surface and pass through the separator body; a plurality of first groove parts that are formed in a region between the first supply hole and the first discharge hole; a trapezoidal first diffusion flow path that spreads from the first supply hole to the first groove part and gradually expands in the width direction from the first supply hole toward the first groove part; a trapezoidal first convergence flow path that spreads from the first groove part to the first discharge part and gradually contracts in the width direction from the first groove part toward the first discharge hole; a first diffusion guide part that is provided in the first diffusion flow path and guides a fluid from the first supply hole to the first groove part; and a first convergence guide part that is provided in the first convergence flow path and guides the fluid from the first groove part to the first discharge hole.
Resumen de: WO2025012633A1
The invention provides a device for producing hydrogen gas and a process therefor. It also provides a system for generating electrical energy from hydrogen gas. More particularly, the invention provides a device for producing hydrogen comprising an ammonia cracker having one or more raw cracked gas outlets in fluid communication with a common raw cracked gas flow conduit, one or more gas separators in fluid communication with the ammonia cracker via the common raw cracked gas flow conduit, and in fluid communication with a common partially purified cracked gas flow conduit; one or more filter assemblies, each having a first container having one or more walls, one or more partially purified cracked gas inlets and one or more purified cracked gas outlets, wherein the one or more partially purified cracked gas inlets are in fluid communication with the one or more gas separators via the common partially purified cracked gas flow conduit, the first container containing a single mass of adsorbent comprising silica gel, wherein the one or more partially purified cracked gas inlets and one or more purified cracked gas outlets are arranged such that a partially purified cracked gas flows through the single mass of adsorbent in use.
Resumen de: WO2025059699A1
The invention relates to a device and a method for the continuous and/or semi-continuous, photocatalytic and/or photoelectrochemical production of hydrogen from waste water as reaction medium (1), with a flow element (2) forming the reaction space (2). In order to permit a better degree of effectiveness in both photocatalytic and photoelectrochemical hydrogen production from waste water despite simple design conditions, it is proposed that a multiport fitting (3) is provided upstream of the flow element (2) on the inlet side, via which multiport fitting both an oscillation pump (4) and a metering unit (5) for the reaction medium (1) are connected to the flow element (2), and that the oscillation pump (4) forms a conveying device for the reaction medium (1) by at least partially forming a plug flow in the flow element (2).
Resumen de: EP4783270A1
A composite membrane includes: a porous substrate including a polyolefin microporous membrane; a silica material having a substrate containing silicon dioxide and having a sulfonic acid group on at least a surface of the substrate; and an ion exchange resin, in which a Gurley value is 1,000 sec/100 mL or more.
Resumen de: WO2025061814A1
The invention relates to a system and method for controlling the operation of the gas-liquid separators (GLSan, GLSca) of an electrolyser comprising a stack (10), and anode and cathode gas-liquid separators that separate the electrolyte and the gas along an alkaline solution level (lan, lca), wherein the dioxygen and dihydrogen gases flow from their respective chambers through a gas control valve (V
Resumen de: CN121843809A
Composite materials, methods of making composite materials, and methods of using composite materials are described herein. The composite material includes an incompatible polymer and/or other incompatible materials. The composite material can be used for various industrial applications. A composite material includes a first component including a first material having a fluid permeable portion and a second component including a second material that is incompatible with the first material; the first component and the second component are coupled at an interface, the interface comprising the second material contained in the fluid permeable portion of the first material, and the interface forming a third component separating at least a portion of the first component from the second component.
Resumen de: WO2025061540A1
The invention relates to an electrochemical hydrogen compressor (1) comprising at least one compressor unit (4), wherein an electrode arrangement (4c, 4d, 4e) which is disposed between two gas flow regions (4a, 4b) in the at least one compressor unit (4) comprises a gas-tight proton-permeable layer (4d) which is contacted by a gas-permeable cathode layer (4e) on one side of the layer, and which is contacted by a gas-permeable anode layer (4c) on the other side of the layer, wherein the at least one compressor unit (4) forms a compressor arrangement (3) which is arranged in a housing (2) around the interior of a hollow, preferably tubular, gas-permeable core element (5), wherein the interior of the core element (5) is fluidically connected to the radially innermost gas flow region (4b) of the compressor arrangement (3), and the interior of the housing (2) is fluidically connected to the radially outermost gas flow region (4b) of the compressor arrangement (3).
Resumen de: US2025092538A1
A bipolar plate for an electrochemical device may include, among other things, a conductive main body extending between first and second sides to define a cross-flow arrangement. The cross-flow arrangement may include first flow channels interspersed with first ribs along the first side, second flow channels interspersed with second ribs along the second side, and cross-over channels that may extend across the respective first ribs to interconnect the adjacent first flow channels. A method of forming a component for an electrochemical device is also disclosed.
Resumen de: WO2025110878A1
An electrolyzer for generating hydrogen from water comprising electrodes and an electrically non-conductive separator layer extending in a substantially vertical plane comprising macroscopic through holes, and wherein the electrodes themselves comprise an anode and a cathode, characterized in that the electrodes are each furnished at opposite faces of the separator, and that the electrodes each comprise a plurality fins and wherein each fin of the plurality of fins projects outwardly from the layer for restricting the upward movement of electrode generated bubbles to a bubble stream that is substantially parallel to the vertical plane.
Resumen de: EP4782580A1
An operation method for a water electrolyzer, including an electrolyzer for electrolyzing water, a hydrogen separator to which hydrogen generated in the electrolyzer is to be led, an oxygen separator to which oxygen generated in the electrolyzer is to be led, and a vent line for discharging gas from the hydrogen separator or the oxygen separator and a vent valve disposed in the vent line, includes: a step of stopping electrolysis of water in the electrolyzer; a step of determining whether a first indicator indicating an increase amount of an oxygen concentration in gas in the hydrogen separator or of a hydrogen concentration in gas in the oxygen separator after stopping the electrolysis exceeds a first threshold; and opening, when the first indicator exceeds the first threshold, the vent valve to decrease a pressure of the hydrogen separator or the oxygen separator to a first specified value.
Resumen de: EP4782577A1
Provided is an ammonia production apparatus, including: a first electrolysis vessel in which at least part of a first electrolysis medium is stored; a first electrode arranged in the first electrolysis vessel; a second electrolysis vessel in which at least part of a second electrolysis medium is stored; a second electrode arranged in the second electrolysis vessel; a separator arranged between the first electrolysis vessel and the second electrolysis vessel; and a first separation unit configured to separate ammonia from the second electrolysis medium, wherein the first electrolysis vessel is configured so that a proton source in the first electrolysis medium is oxidized at the first electrode to generate a proton, wherein the ammonia production apparatus is configured to produce ammonia and hydrogen from nitrogen, a proton, and an electron in the presence of a nitrogen-activating catalyst in the second electrolysis medium, and wherein the ammonia production apparatus is configured to supply, to the first electrolysis medium, nitrogen and hydrogen remaining after ammonia is separated by the first separation unit.
Resumen de: US2025236541A1
0000 Methods, systems and devices for removing iodide from an aqueous solution including submerging an iodophilic electrode in an aqueous solution containing iodide, applying a current to the electrode, and electrochemically oxidizing the iodide to iodine within the electrode. The electrode may include an iodophilic material and an electrically conductive material. It may also include a binder. The iodophilic material may be a starch, chitosan, carboxycellulose, cationic polymer, or an anion exchange membrane material, for example. After oxidizing the iodide to iodine within the electrode, the electrode may be submerged in a second solution and a current may be applied to reduce the iodine and release it from the electrode in the form of iodide into the second solution.
Resumen de: KR20260117236A
본 발명에 따른 가변 주파수 초음파를 활용한 수소 기포 성장 촉진 장치 및 방법은, 수소 생산 공정 시 음향 가진기를 이용하여 전극 주위에 형성된 기포를 향해 초음파를 조사함으로써 기포의 팽창 및 수축을 유도하고, 용존 수소 가스의 유입량을 증대시켜 기포 성장을 촉진할 수 있다. 아울러, 수소 기포 반경의 모니터링을 기반으로 초음파 주파수를 가변 조정하여 전극 주위에 형성된 기포의 급격한 성장을 반복적으로 발생시켜 수소 기포 성장 촉진을 극대화하여 수소 생산량을 향상시킬 수 있다.
Resumen de: EP4782578A1
0001 Verfahren zur Herstellung einer Membran-Dichtungsanordnung für eine elektrochemische Zelle, entsprechendes Zellelement und Elektrolysesystem 0002 Es wird ein Verfahren zur Herstellung einer Membran-Dichtungsanordnung für eine elektrochemische Zelle, insbesondere eine Elektrolysezelle angegeben. Das Verfahren umfasst die Schritte S1, Bereitstellen einer Membran bzw. einer Membran-Elektrodeneinheit, umfassend auf die Membran aufgebrachte Elektrodenschichten, welche im Betrieb der Zelle als Anoden- bzw. Kathodenkatalysator dienen, S2, Bereitstellen einer Dichtung, wobei die Dichtung ausgelegt ist, im Betrieb der elektrochemischen Zelle einen Anodenraum bzw. einen Kathodenraum zu dichten, und S3, stoffschlüssiges Verbinden der Membran bzw. Membran-Elektrodeneinheit und der Dichtung zu einer vorgefertigten Baugruppe. Weiterhin werden eine entsprechende Membran-Dichtungsanordnung, eine diese aufweisende elektrochemische Zelle, ein Zellelement und ein entsprechendes Elektrolysesystem angegeben.
Resumen de: KR20260117553A
본 발명의 일 실시예는 질소 기능화와 산소 결함을 동시에 갖춘 Fe-Ni 이종 복합체로 니켈 폼; 상기 니켈 폼 표면 상에 위치하되, 철 및 니켈을 포함하는 시트 구조체; 및 상기 시트 구조체 상에 위치하되, 철을 포함하는 나노구체 클러스터를 내부에 포함하는 탄소 매트릭스;를 포함하는 것을 특징으로 하는 전기촉매 전극를 제공하는 것이다.
Resumen de: KR20260117267A
0001a 본 발명은 전기화학 에너지 디바이스용 스택 장치에 설치되어, 전해액이 전기분해되는 공간을 제공하고, 전해액이 전기 분해되어 발생한 수소 가스와 산소 가스 및 전기 분해되지 않은 전해액이 이동할 수 있는 이원적 이동 경로를 제공할 수 있어, 전기화학 에너지 디바이스용 스택 장치 내부에 흐르는 전해액과 수소 가스가 혼합되지 않도록 하는 효과를 제공하는 발명인 것을 특징으로 한다.
Resumen de: EP4782092A1
0001 An operation method for a dehumidification apparatus for dehumidifying hydrogen gas produced by a hydrogen production apparatus, the dehumidification apparatus including a dehumidifier for removing moisture contained in the hydrogen gas, a discharge line for discharging the hydrogen gas dehumidified by the dehumidifier from the dehumidifier, a dew point measurement line connected to the discharge line, a dew point meter disposed in the dew point measurement line, and an inlet valve and an outlet valve disposed on both sides of the dew point meter in the dew point measurement line, the operation method including a stopping step of stopping discharging of the hydrogen gas from the dehumidifier to the discharge line, and a maintaining step of maintaining a state in which a dew point meter installation part of the dew point measurement line including at least an installation position of the dew point meter is filled with a dry gas when the discharging of the hydrogen gas from the dehumidifier to the discharge line is stopped.
Resumen de: WO2025114700A1
A process for preparing an oxygen evolution reaction (OER) catalyst comprises an oxygenated iridium component supported on a particulate solid support, which process comprising the steps of: (i) forming an aqueous mixture comprising a particulate solid support and a solution of a halide-free metal iridate; (ii) reducing the pH of the aqueous mixture to ≤ 5.0 to precipitate an oxygenated iridium component onto the particulate solid support; and (iii) isolating the product of step (ii).
Resumen de: CN122466494A
0001 本发明涉及一种原位水解制备梯度嵌入型棒状TiO<2>负载IrO<2>氧析出电催化剂的方法及应用，以选定钛前驱体为原料，用氨水精准调控水解速率实现钛前驱体的可控原位水解，用巯基和氨基引导晶体生长成晶相规整的棒状TiO<2>载体；TiO<2>生长过程中，用还原性醇将Ir前驱体还原为超细Ir黑，调控钛与Ir前驱体的添加间隔，实现Ir黑在TiO<2>表层及次表层的原位梯度嵌入；再经酸洗去除载体表面不稳定钛物种，充分暴露活性位点，最后经热处理使Ir黑氧化为晶相规整IrO<2>并形成连续超薄包覆层，强化Ti‑O‑Ir界面共价相互作用，最终获得低铱负载、高催化活性与长效稳定性的氧析出电催化剂，能适配PEM电解水酸性OER苛刻工况。
Resumen de: WO2026160549A1
The present invention relates to a method for regenerating a water electrolysis anode, the method comprising the steps of: (S1) preparing a water electrolysis anode having a voltage increased by 10% or more on the basis of an initial voltage; (S2) preparing an electrolyte by mixing a Ni precursor and a Fe precursor with an electrolyte solution; and (S3) introducing the electrolyte into the water electrolysis anode having a voltage increased by 10% or more on the basis of the initial voltage and applying an electrical load thereto to reactivate the water electrolysis anode.
Resumen de: CN122466486A
本发明公开了一种分段轴线构型的单管式电解槽及电解系统，所述单管式电解槽包括壳体和设置在壳体内的分段式电极管；分段式电极管包括相连通的下部竖直段和上部倾斜段；所述壳体为分段管状结构，其管壁与分段式电极管的管壁平行设置；所述分段式电极管的内部为管程通道，所述壳体与分段式电极管之间为壳程通道。本发明中下部的倾斜段主要作为主体反应区，上部的倾斜段主要作为气液两相排出区，在宏观层面，上部倾斜流道结构可使流体产生环流，增强上下部流体的交换和循环，在微观上促进微细气泡碰撞聚并与脱离，强化气泡聚并，使其从流道迅速脱离。本发明优化了管式电解槽中的流场和温度场，可减少泡沫积聚和局部干烧，提高运行稳定性和电解效率。
Resumen de: CN122466485A
本发明涉及电解水制氢领域，具体的公开了一种基于质子交换膜的电解水制氢装置及工艺，解决了现有电解水制氢集成化程度低，不方便模块化组合安装，以实现制氢速率灵活调整的问题，现提出如下方案，其包括水箱、氢储罐、氧储罐、托盘、安装座、电解槽、集成管箱、驱动组件、拨板，所述托盘上滑动设置滑板，所述滑板上设置有拨动组件，所述拨动组件用于驱动两侧拨板转动，并将电解槽居中拨动，所述滑板上设置有卡位组件，所述卡位组件用于在集成管箱靠近电解槽滑动时，将电解槽稳定卡装在托盘上。本装置与工艺能够灵活模块化对多个电解槽进行稳定安装使用，以在实现灵活调整制氢速率时，降低成本，并保证使用稳定性。
Resumen de: CN122466483A
本发明公开了一种基于MCDI的制氢系统及水处理方法，属于电解水制氢技术领域。所述系统包括依次连接的MCDI脱盐模块、碱性电解制氢模块、气体纯化模块和氢气储存模块。其中，MCDI脱盐模块用于对进水进行脱盐处理；进水泵将水源泵入该模块；碱性电解制氢模块的碱性电解槽堆直接与MCDI脱盐模块的出水口连接，使得经脱盐处理后的水无需中间储存即可直接进入电解槽堆进行电解制氢；气体纯化模块对产生的氢气进行纯化；氢气储存模块储存最终产品。本发明通过将MCDI脱盐模块与碱性电解制氢模块直接集成，省去了传统独立的预处理单元和中间储水环节，简化了系统结构，降低了能耗与维护成本，并提高了对含杂质离子水源的适应性。
Resumen de: CN122466501A
0001 本发明公开了一种基于二硫化钼的催化材料及其制备方法与应用，属于电化学催化析氢技术领域，通过对碳布进行酸化处理引入亲水官能团，提高碳布表面活性与负载稳定性，在其表面原位生长钴基金属有机骨架并经高温碳化，构建掺氮碳/钴纳米复合导电骨架，从而形成连续稳定的电子传输通道，在骨架表面水热原位生长二硫化钼，有效增加活性位点并增强结构结合强度进一步在硒蒸气环境中进行气相硒化调控，实现对二硫化钼电子结构的优化，提高材料催化活性，所得催化材料为自支撑电极结构，可直接作为工作电极应用于海水电解析氢，在海水等复杂电解环境下表现出优异的析氢活性和长期运行稳定性。
Nº publicación: CN122466511A 28/07/2026
Solicitante:
辽宁瑞麟氢能科技有限公司
Resumen de: CN122466511A
0001 本发明公开了一种用于碱性电解槽的复合隔膜及其制备方法，属于碱性电解水制氢技术领域，复合隔膜包括聚苯硫醚织物支撑层、有机膦酸锆纳米片层和交联层，有机膦酸锆纳米片层原位生长于聚苯硫醚织物支撑层，交联层填充于支撑层间隙并包覆有机膦酸锆纳米片层。本发明采用上述的一种用于碱性电解槽的复合隔膜及其制备方法，通过有机膦酸锆纳米片层与交联聚合物协同构建多级亲水结构，并以共价键强化界面结合力，显著提升复合隔膜的亲水性与高温强碱环境下的界面稳定性，解决了传统隔膜亲水性差、界面结合弱、长期运行易衰减的问题，可满足碱性电解槽高效、稳定、安全运行的需求。
BOPI
Sede Electrónica
