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377
resultados
Última actualización
25/08/2025 [06:58:00]
Resultados 225 a 250 de 377
Resumen de: EP4582592A1
An alkaline water electrolysis apparatus includes: a separation membrane including a first main surface and a second main surface opposite to the first main surface; a first electrode including a third main surface and a fourth main surface opposite to the third main surface, the third main surface being provided to face the first main surface of the separation membrane; and a first bipolar plate including a fifth main surface, the fifth main surface being provided in contact with the fourth main surface of the first electrode, wherein the first electrode consists of a first metal porous body having a three-dimensional mesh structure.
Resumen de: EP4582593A1
A membrane electrode assembly 6 for a water electrolysis cell includes a polymer electrolyte membrane 1 having a first main surface 1A and a second main surface 1B, a first electrode catalytic layer 2 disposed to the first main surface 1A of the polymer electrolyte membrane 1, a second electrode catalytic layer 3 disposed to the second main surface 1B of the polymer electrolyte membrane 1, an annular outer peripheral film 4 disposed to surround an outer peripheral surface of the polymer electrolyte membrane 1, and a first adhesive film 5A having a substrate layer 51 and an adhesive agent layer 52. The first main surface 1A of the polymer electrolyte membrane 1 has a first annular non-covered section 1AN that is not covered with the first electrode catalytic layer 2 along an outer periphery of the first main surface, and the adhesive agent layer 52 of the first adhesive film 5Ais adhered to the first annular non-covered section 1AN of the polymer electrolyte membrane 1 and to a main surface 4A of the outer peripheral film 4 at the same side as the first main surface 1A of the polymer electrolyte membrane 1.
Resumen de: GB2636962A
An electrolyser system (10) and a method of operating an electrolyser system (10), the electrolyser system (10) comprising an electrolyzer (16) and a metal hydride or adsorption-desorption compressor (24), where the electrolyser (16) has at least one electrolyser cell with a steam input (22) and at least one gas output. The method comprises supplying steam through a first side of the electrolyser cell at the steam input (22), operating the electrolyser (16) to split part of the steam into hydrogen and oxygen in the at least one electrolyser cell, venting a mixture of the hydrogen and the remaining steam from the first side of the electrolyser cell at the at least one gas output (18), passing the mixture into the metal hydride or adsorption-desorption compressor (24), and cryo-adsorbing the hydrogen of the mixture in the metal hydride or 15 adsorption-desorption compressor (24) to compress the hydrogen and desorbing the compressed hydrogen from the metal hydride or adsorption-desorption compressor (24). The electrolyser system (10) is connected to a source of cold waste gas to operate the cryo-adsorption.
Resumen de: CN115976552A
The invention provides an electrolytic bath which comprises a cathode end plate, a cathode insulating layer, an electrolytic unit, an anode insulating layer and an anode end plate which are sequentially arranged in the same direction, and the electrolytic unit comprises small electrolytic chambers which are arranged in series; from the cathode insulating layer to the anode insulating layer, each small electrolysis chamber comprises a cathode plate, a cathode sealing ring, a cathode gas diffusion layer, a diaphragm, an anode gas diffusion layer, an anode sealing ring and an anode plate which are sequentially arranged, and the cathode plates and the anode plates at the series connection parts between the small electrolysis chambers are combined to form a bipolar plate; the cathode plate comprises a cathode surface, the anode plate comprises an anode surface, the bipolar plate comprises a cathode surface and an anode surface, the cathode surface and the anode surface are provided with a concave area and an outer frame area, the outer frame area surrounds the concave area, the concave area is respectively provided with two confluence runners, and a branch runner is arranged between the two confluence runners; and the two ends of the branch flow channel are communicated with the confluence flow channel. According to the scheme, uniform diffusion of the electrolyte is realized.
Resumen de: AU2023374771A1
Cell for forming an electrolyser comprising at least one diaphragm or membrane having a first side and a second side opposite the first side, a first cell plate, arranged on the first side of the diaphragm, provided with a first electrode, provided with an inlet channel for supplying or draining electrolyte to or from the electrode, provided with a first discharge channel for discharging oxygen from the electrode, at least one second cell plate, arranged on the second side of the diaphragm, provided with a second electrode and provided with a second discharge channel for discharging hydrogen from the electrode wherein the at least one first and second cell plate are made of a polymer material.
Resumen de: US2023023539A1
A method for generating hydrogen and oxygen using an electrolyzer, including at least one anode chamber having an anode and at least one cathode chamber having a cathode, wherein the at least one anode and the at least one cathode are energized by a modulated current and the generation of hydrogen and oxygen takes place within the electrolyzer using a defined pulse pattern sequence, which is formed from at least one pulse pattern.
Resumen de: TW202507200A
A power generator is described that provides at least one of electrical and thermal power comprising (i) at least one reaction cell for reactions involving atomic hydrogen hydrogen products identifiable by unique analytical and spectroscopic signatures, (ii) a molten metal injection system comprising at least one pump such as an electromagnetic pump that provides a molten metal stream to the reaction cell and at least one reservoir that receives the molten metal stream, and (iii) an ignition system comprising an electrical power source that provides low-voltage, high-current electrical energy to the at least one stream of molten metal to ignite a plasma to initiate rapid kinetics of the reaction and an energy gain. In some embodiments, the power generator may comprise: (v) a source of H2 and O2 supplied to the plasma, (vi) a molten metal recovery system, and (vii) a power converter capable of (a) converting the high-power light output from a blackbody radiator of the cell into electricity using concentrator thermophotovoltaic cells or (b) converting the energetic plasma into electricity using a magnetohydrodynamic converter.
Resumen de: AU2024200214A1
MAGNETOHYDRODYNAMIC ELECTRIC POWER GENERATOR A power generator that provides at least one of electrical and thermal power comprising (i) at least one reaction cell for the catalysis of atomic hydrogen to form hydrinos identifiable by unique analytical and spectroscopic signatures, (ii) a reaction mixture comprising at least two components chosen from: a source of H20 catalyst or H20 catalyst; a source of atomic hydrogen or atomic hydrogen; reactants to form the source of H20 catalyst or H20 catalyst and a source of atomic hydrogen or atomic hydrogen; and a molten metal to cause the reaction mixture to be highly conductive, (iii) a molten metal injection system comprising at least one pump such as an electromagnetic pump that causes a plurality of molten metal streams to intersect, (iv) an ignition system comprising an electrical power source that provides low-voltage, high-current electrical energy to the plurality of intersected molten metal streams to ignite a plasma to initiate rapid kinetics of the hydrino reaction and an energy gain due to forming hydrinos, (v) a source of H2 and 0 2 supplied to the plasma, (vi) a molten metal recovery system, and (vii) a power converter capable of (a) converting the high power light output from a blackbody radiator of the cell into electricity using concentrator thermophotovoltaic cells or (b) converting the energetic plasma into electricity using a magnetohydrodynamic converter.
Resumen de: US2022235426A1
Methods and systems for producing steel or similar molten-iron-containing materials in melting or smelting furnaces utilizing pre-reduced iron ore, known also as direct reduced iron (DRI) or sponge iron, wherein the emission of CO2 and other greenhouse gases is significantly low. Such methods and systems are based on producing DRI in a direct reduction furnace with a reducing gas comprising hydrogen; melting at least a portion of the DRI in a melting furnace in order to generate hot gases; producing steam and/or hot water using the heat contained in the hot gases. From the steam and/or hot water hydrogen is produced by electrolysis, at least a portion of which is fed to the direct reduction furnace as a component of the reducing gas to produce the DRI.
Resumen de: AU2023405114A1
The invention relates to an electrolysis system (1) comprising an electrolyser (3) for producing hydrogen (H
Resumen de: WO2025143640A1
Disclosed is a hydrogen gas purification method for increasing the recovery rate and purity of purified hydrogen gas. According to one aspect, provided is a hydrogen gas purification method comprising purifying a mixed gas produced by an electrolysis method and containing chlorine gas and hydrogen gas.
Resumen de: KR20250102857A
본 발명은 정공 스캐빈저를 포함하는 광전기화학 수전해 시스템에 관한 것으로, 본 발명에 따르면, 광전극, 상대전극 및 전해질을 포함하는 광전기화학 수전해 시스템에서, 전해질에 티오황산암모늄 첨가제를 첨가함으로써, 전해질에 용해된 티오황산 음이온(S2O32-)이 정공과 반응이 낮은 에너지 장벽을 가지므로 쉽게 정공과 반응하여 정공의 포집 효율을 증가시키고, 암모늄 양이온((NH4)+)은 수전해시 전혀 석출되지 않아 광전극 촉매 열화를 방지하므로, 이에 수전해 효율 및 광전극의 수명을 증가시킬 수 있다.
Resumen de: KR20250102672A
본 발명은 수소발생전극 촉매의 산화를 억제하는 수전해 시스템에 관한 것으로, 본 발명에 따르면, 수소발생전극 및 전해질을 포함하는 수소발생부와, 산소발생전극 및 전해질을 포함하는 산소발생부와, 상기 수소발생부와 산소발생부 사이에 위치하는 분리막과, 상기 수소발생부와 산소발생부의 전극들에 전원을 공급하는 전원공급장치를 포함하는 수전해 시스템에서, 수소발생부의 전해질로서 알카라인 전해질 또는 중성 전해질에 저가의 소재인 아황산염을 포함하는 첨가제를 첨가함으로써, 분리막을 통해 크로스오버된 산소 분자 또는 상기 수소발생부의 전해질 내에 용존하는 산소 분자와 아황산염이 우선 반응하여 수소발생전극의 산화를 억제하여, 이로 인한 수소발생전극 촉매의 열화를 감소시켜 수소 생산 효율 및 수소발생전극의 수명을 증가시킬 수 있다.
Resumen de: KR20250102644A
본 발명은 다층구조 애노드 다공막 제조방법과 관련된다. 본 발명은 실시예로 입경이 0.5㎛~20㎛인 소립자 금속소재 슬러리를 전사대지에 인쇄하여 다공층의 인쇄층을 갖는 전사지를 제조하는 제1단계, 입경이 20~150㎛인 대립자 금속소재에 용매를 투입하여 슬러리를 제조하는 제2단계, 상기 제2단계에서 얻어진 대립자 금속소재 슬러리를 테이프캐스팅하여 그린시트를 제조하는 제3단계, 상기 제3단계에서 얻어진 그린시트를 불활성 분위기에서 탈지 및 1차 소결하여 애노드 다공막을 제조하는 제4단계, 상기 제1단계에서 제조된 전사지에서 인쇄층을 분리하고 분리된 인쇄층을 상기 제4단계에서 제조된 애노드 다공막 위에 적층하여 적층체를 얻으며, 얻어진 적층체를 2차 소결하여 다층구조 애노드 다공막을 제조하는 제5단계 및 상기 제5단계에서 얻어진 다층구조 애노드 다공막을 롤프레스 압연 처리하는 제6단계를 포함하는 다층구조 애노드 다공막 제조방법을 제시한다.
Resumen de: KR20250101330A
저비용이며 고효율적인 암모니아 산화반응이 일어나도록, 본 발명은 암모니아 산화반응을 통한 수소 생산용 니켈 촉매를 제조하기 위한 니켈 전극, 전이금속 전극 및 전해용액이 구비되는 플라즈마 반응조에 전기에너지를 인가하여 상기 전극들 사이에 플라즈마가 발생되는 제1단계; 상기 플라즈마가 발생하여 니켈 침전물이 생성되는 제2단계; 상기 니켈 침전물 및 상기 전해용액이 여과 및 건조되어 니켈 파우더가 형성되는 제3단계; 건조된 상기 니켈 파우더에 잉크 용액을 첨가하여 점성을 지닌 니켈 잉크가 형성되는 제4단계 및 상기 니켈 잉크가 분산되고 활성화 전처리되어 니켈 촉매가 제조되는 제5단계를 포함하는 수소 생산용 암모니아 전기분해 니켈 촉매의 제조방법을 제공한다.
Resumen de: WO2024240539A1
The invention discloses a gas generator (20) for a tool comprising an electrolytic cell (30) for producing oxyhydrogen gas with a hollow cell body (31) and an electrode pair (32) with a first electrode (33) and a second electrode (35). Said first electrode (33) and said second electrode (35) are separated by a non-conductive separator (37) in said hollow cell body (31). A gas extraction tube (55) is arranged in the hollow cell body (31). Furthermore, said invention disclose a usage of such a gas generator in a tool and a tool with such a gas generator.
Resumen de: WO2024150467A1
Provided is a solid electrochemical device comprising: a solid electrolyte which has a first main surface and a second main surface that is opposite from the first main surface; a first electrode which has a third main surface and a fourth main surface that is opposite from the third main surface and which is provided such that the third main surface faces the first main surface; a first current collector which has a fifth main surface and a sixth main surface that is opposite from the fifth main surface and which is provided such that the fifth main surface faces the fourth main surface; and a first interconnector which has a seventh main surface and which is provided such that the seventh main surface faces the sixth main surface, wherein the seventh main surface of the first interconnector is a flat surface, the first current collector includes a first porous metal body that has a three-dimensional network structure, and the fifth main surface has a plurality of first through-holes that are formed so as to extend along a first direction from the fifth main surface to the sixth main surface.
Resumen de: KR20250101425A
본 발명은 태양-수소 변환 효율이 향상된 무선 광전지-전기화학 시스템에 관한 것으로서, 태양광을 이용하여 발전하는 태양전지부, 태양전지부에 연결된 애노드 전극부, 및 태양전지부에 연결된 캐소드 전극부를 포함하며, 애노드 전극부는 CuNiFe-LDH를 포함하도록 구성되고, 캐소드 전극부는 NiFe2O4를 포함하도록 구성된다. 또한, 태양전지부는 비정질 실리콘(a-Si:H)/a-Si:H/미세결정 실리콘(μc-Si:H)의 삼원접합 박막 태양전지를 포함하여 구성될 수 있다. 본 발명에 따른 무선 광전지-전기화학 시스템은 우수하고 안정적인 작동 및 유망한 효율과 내구성을 보이면서도 높은 수소 생산량을 나타낼 수 있다. 구체적인 예로서, 비정질 실리콘(a-Si:H)/a-Si:H/미결정 실리콘(μc-Si:H) 삼원접합 박막 태양전지에 CuNiFe-LDH/Ni 섬유 종이(NFP) 양극 및 NiFe2O4/NFP 음극을 결합하여, 11.08%의 태양광-수소(STH) 효율을 달성하였다.
Resumen de: AU2023300562A1
Bipolar plates (1) adapted for use in an electrolyser cell stack (4) and wherein each plate comprises a plate midplane (2) whereby the plate (1) comprises spaced apart uniform spacers (7) extending in opposed directions from the midplane (2). All spacers (7) are arranged along concentric circles (8) in the midplane (2) with spacers (7) alternatingly protruding in opposite directions relative to the midplane (2) along each concentric circle (8) and an even number of spacers (7) are provided in each circumferential circle (8), apart from an innermost circle (9) which comprises a single spacer (7).
Resumen de: AU2024233949A1
An electrolysis cell according to the present disclosure is provided with: a first separator; a second separator; an anion exchange membrane disposed between the first separator and the second separator; a negative electrode disposed between the first separator and the anion exchange membrane; and a positive electrode disposed between the second separator and the anion exchange membrane. The first separator has a flow path for supplying an electrolyte solution to the negative electrode, and hydrogen and hydroxide ions are produced at the negative electrode by consuming at least some of the electrolyte solution supplied from the flow path. The second separator does not have a flow path for supplying the electrolyte solution to the positive electrode, and oxygen and water are produced at the positive electrode from the hydroxide ions that have come from the negative electrode through the anion exchange membrane, in a state where the electrolyte solution is not supplied to the positive electrode.
Resumen de: DE102024126314A1
Elektrolysesystem (20) zur Gewinnung von Wasserstoff, mit mindestens einer Elektrolysevorrichtung (23), die zur Gewinnung des Wasserstoffs aus Prozesswasser mit Hilfe von elektrischem Strom eingerichtet, mit einem von dem Prozesswasser durchströmten Prozesswasserkreislauf (21), in den zusätzlich zu der mindestens einen Elektrolysevorrichtung (23) ein Wärmetauscher (24) eingebunden ist, der ferner in einen Kühlwasserkreislauf (22) eingebunden ist, und der eingerichtet ist, das Prozesswasser dadurch bedarfsweise zu kühlen, dass Wärme des Prozesswassers über den Wärmetauscher (24) auf durch den Kühlwasserkreislauf strömendes Kühlwasser übertragbar ist, wobei dem Prozesswasserkreislauf (21) ferner mindestens eine Heizeinrichtung (26) zugeordnet ist, die eingerichtet ist, das Prozesswasser bedarfsweise zu erwärmen.
Resumen de: WO2025141005A1
The invention relates to a catalyst for the decomposition of ammonia into hydrogen and nitrogen, wherein the catalyst comprises at least ruthenium, mesoporous cerium oxide and at least one oxide selected from among cobalt, nickel and iron oxides, preferably nickel oxide, and to a method for producing hydrogen from ammonia comprising the following steps in this order: activating at least one catalyst according to the invention at a temperature ranging from 300°C to 600°C under a stream of a reducing gas; bringing the activated catalyst into contact with a gas to be treated comprising ammonia at a temperature ranging from 200°C to 800°C, and at a pressure ranging from atmospheric pressure to 100 bar.
Resumen de: WO2025141013A1
The invention relates to a plant for treating gases containing hydrogen sulphide (H2S), the plant comprising: - a Claus-type sulphur recovery unit (1), the sulphur recovery unit (1) receiving, as input: a first stream comprising a gas containing H2S and a second stream comprising a gas that comprises O2; - a high-temperature steam electrolysis unit receiving, as input, a first stream comprising water vapour and supplying, as output, a second stream comprising O2 gas and a third stream comprising H2 gas. The invention is characterised in that the plant further comprises a water vapour forming unit (3) comprising means for recovering the heat from the sulphur recovery unit (1), this heat being used to produce at least some of the water vapour of the first stream received by the electrolysis unit.
Resumen de: WO2025140933A1
A method of transporting hydrogen comprising: forming an alcohol from hydrogen and carbon dioxide; transporting said alcohol; breaking down said alcohol to form carbon dioxide and hydrogen; using said hydrogen as a fuel; and capturing said carbon dioxide to transport for reuse in generating more alcohol.
Nº publicación: WO2025140991A1 03/07/2025
Solicitante:
KYROS HYDROGEN SOLUTIONS GMBH [DE]
KYROS HYDROGEN SOLUTIONS GMBH
Resumen de: WO2025140991A1
Systems and methods for increased oxygen output from an electrolyzer system are provided. The electrolyzer system includes a water storage tank. The electrolyzer system also includes an electrolyzer in fluid communication with the water storage tank and configured to produce oxygen and hydrogen from water e.g., (H2O). The electrolyzer system also includes one or more pressure isolating components configured to increase the oxygen output pressure of the system by pressure isolating the water storage tank from the electrolyzer stack.
BOPI
Sede Electrónica
