Resumen de: WO2025244402A1
The present invention relates to an electrolytic cell. According to one aspect of the present invention, the electrolytic cell for electrolyzing a reaction solution comprises: a reaction chamber having a reaction space through which a reaction solution flows; an electrode extending in the vertical direction from a side portion of the reaction space such that an electric potential for electrolyzing the reaction solution can be applied; and a baffle plate disposed in the reaction space so as to partition the reaction space, wherein a flow hole through which the reaction solution can pass can be formed to pass through the baffle plate.
Resumen de: US2025361631A1
A method of generating hydrogen using an electrocatalyst including NiMoxCo2-xO4 nanoparticles deposited on a nickel foam substrate, where x>0 and x≤0.06. A first portion of the NiMoxCo2-xO4 nanoparticles have a nano-needle morphology, where the nano-needles assemble to form a sphere in which the nano-needles project horizontally from the sphere, and the sphere has an average diameter of 1-5 micrometers (μm).
Resumen de: EP4653583A1
Provided is a water electrolysis stack capable of improving durability. The water electrolysis stack includes a cell stack that is formed by stacking a plurality of water electrolysis cells, an inter-cell space is formed between each adjacent ones of the water electrolysis cells in the cell stack, and gas flows into the inter-cell spaces in water electrolysis.
Resumen de: EP4653577A1
A hydrogen generator with detachable filter comprises a water tank, an electrolysis module configured in the water tank, a filter channel device coupled to the water tank, a humidifying module, vertically configured above the water tank, an integrated channel device vertically configured above the humidifying module, and a condenser configured on the integrated channel device. The electrolysis module is configured to electrolyze water contained in the water tank to generate gas comprising hydrogen. The humidifying module includes a humidifying chamber and a gas channel isolated from the humidifying chamber. The filtering device is arranged in the gas channel to receive and filter the gas comprising hydrogen generated by the electrolysis module. The condenser is configured to condense the gas comprising hydrogen outputted by the filtering device. The integrated channel device includes a gas input channel for guiding the gas comprising hydrogen outputted from the condenser into the humidifying chamber.
Resumen de: MX2025008404A
The invention provides devices, systems, and methods for providing hydrogen gas mixtures to a subject. The invention allows hydrogen gas mixtures to be provided at a rate that does not restrict normal or even elevated breathing.
Resumen de: EP4653517A1
Eine Anlage zur Herstellung von synthetischen Kraftstoffen, insbesondere von Flugturbinenkraftstoff (Kerosin), Rohbenzin und/oder Diesel, umfasst:a) eine Synthesegasherstellungseinrichtung zur Herstellung eines Kohlenmonoxid, Wasserstoff und Kohlendioxid umfassenden Rohsynthesegases aus i) Kohlendioxid, ii) Wasser, iii) Methan und/oder Wasserstoff und iv) Sauerstoff, wobei die Synthesegasherstellungseinrichtung mindestens einen autothermen Reformer umfasst, wobei der mindestens eine autotherme Reformer mindestens eine Zufuhrleitung i) für Kohlendioxid, ii) für Wasser, iii) für Methan und/oder für Wasserstoff und iv) für Sauerstoff sowie eine Abfuhrleitung für Rohsynthesegas umfasst,b) eine Trenneinrichtung zur Abtrennung von Kohlendioxid aus dem in der Synthesegasherstellungseinrichtung hergestellten Rohsynthesegas mit einer Abfuhrleitung für Kohlendioxid und einer Abfuhrleitung für Synthesegas,c) eine Fischer-Tropsch-Einrichtung zur Herstellung von Kohlenwasserstoffen durch ein Fischer-Tropsch-Verfahren aus dem Synthesegas, aus dem in der Trenneinrichtung Kohlendioxid abgetrennt wurde,d) eine Raffinationseinrichtung zur Raffination der in der Fischer-Tropsch-Einrichtung hergestellten Kohlenwasserstoffe zu den synthetischen Kraftstoffen undei) eine Elektrolyseeinrichtung zur Auftrennung von Wasser in Wasserstoff und Sauerstoff umfasst, wobei die Elektrolyseeinrichtung eine Wasserzufuhrleitung, eine Sauerstoff- oder Luftabfuhrleitung und eine Wasserstoffabfuhrleitung a
Resumen de: WO2025239002A1
Provided is a method for manufacturing an electrochemical reaction device (1) comprising: an electrochemical cell (2) that includes an electrolyte layer (20), a first electrode (21), and a second electrode (22); a frame (3) that includes a support section (31) and a frame body section (32); and a sealing plate (4) that hermetically separates a second space (122) and an outer peripheral cavity (11) from each other. The sealing plate (4) includes an outer peripheral plate section (42), an inner peripheral plate section (41), and a coupling section (43). The coupling section (43) includes a flexed section (430) flexed so as to protrude in a normal direction Z of the electrolyte layer (20). When forming the flexed section (430), the sealing plate (4), in which the flexed section (430) has not yet been formed, is fixed to the electrochemical cell (2) and the frame (3), and then a buckling step is performed for causing the coupling section (43) to buckle so as to form the flexed section (430) by causing a volume change of at least one of the electrochemical cell (2), the frame (3), or the sealing plate (4).
Resumen de: WO2025239029A1
Provided is a hydrogen production control system for producing hydrogen with different environmental impacts. A hydrogen production control system 20 causes a hydrogen production apparatus 10 to produce hydrogen. The hydrogen production apparatus inputs, to a water electrolysis device 13, a power amount from a renewable energy generation device 12 or a power amount from a power grid 30, and causes the water electrolysis device to electrolyze water to thereby produce hydrogen with different environmental impacts. The hydrogen production apparatus comprises: a renewable energy variation amount prediction unit which predicts variation in the power amount from the renewable energy power generation device; and a type-specific hydrogen production planning unit which creates a type-specific hydrogen production plan for producing hydrogen with different environmental impacts by the hydrogen production apparatus, on the basis of a prediction result from the renewable energy variation amount prediction unit. The type-specific hydrogen production planning unit creates a production plan for producing a first type of hydrogen with a small environmental impact among hydrogen with different environmental impacts by using a power amount in a first case where the power amount from the renewable energy generation device is predicted to be supplied stably.
Resumen de: KR20240063313A
One embodiment of the present invention provides a metal composite catalyst for an ammonia decomposition reaction, which comprises: a metal-containing support; and metal nanoparticles dispersed on the surface of the metal-containing support or inside pores, wherein the particle diameter of the metal nanoparticles is 1.5 to 7 nm. more specifically, the metal composite catalyst according to one embodiment of the present invention is manufactured by a polyol process, and can exhibit a great advantage in ammonia decomposition efficiency.
Resumen de: WO2024153322A1
A hydrogen plant (1) comprising - an electrolysis unit (10) having a hydrogen outlet (11) and an oxygen outlet (12); and - at least one turboexpander unit (20) connected to the oxygen outlet (12); wherein the at least one turboexpander unit (20) is connected to power a unit of the hydrogen producing plant (1) through a mechanical drive (30) directly connected to an output shaft of the turboexpander (20).
Resumen de: EP4653578A1
A hydrogen production system according to the present invention comprises: a solid oxide electrolysis cell (SOEC) that electrolyzes water vapor; a water vapor supply line for supplying water vapor to a hydrogen electrode of the SOEC; a water vapor discharge line through which water vapor discharged from the hydrogen electrode circulates; a first bypass line that communicates the water vapor supply line with the water vapor discharge line; and a first regulation device for regulating the flow rate of water vapor circulating through the first bypass line.
Resumen de: WO2024155894A2
The present disclosure concerns an electrocatalytic system and methods of the use thereof for the generation of hydrogen at both electrodes. In aspects, the present disclosure concerns an anode of a copper-silver bimetallic alloy, Cu3Ag7, and a basic anolyte with an aldehyde therein. The aldehyde reacts with the hydroxyl groups from the catholyte to produce hydrogen and the catholyte reacts water therein with the electrons from the anolyte to also produce hydrogen in a highly Faradaic efficient system. Application of the present disclosure not only provides for production of clean hydrogen, but also offers an approach for aldehyde decontamination.
Resumen de: CN120677016A
Provided herein are water-reactive aluminum compositions comprising aluminum or an alloy thereof and an activating metal alloy (e.g., a non-eutectic activating metal alloy comprising bismuth, tin, indium, and gallium; or an activating metal alloy comprising bismuth, tin and indium). Some water-reactive aluminum compositions provided herein are free of gallium. Also provided herein are methods of activating aluminum to provide a water-reactive aluminum composition. Also provided are fuel mixtures comprising the water-reactive aluminum composition described herein and a water-reactive aluminum composition having an increased gallium content; and methods of providing hydrogen and/or steam using the water-reactive aluminum compositions described herein.
Resumen de: EP4653091A1
The present invention relates to a catalyst for an ammonia decomposition reaction, a method for preparing same, and a method for producing hydrogen by using same. More specifically, the present invention relates to a method for preparing a catalyst for an ammonia decomposition reaction, which economically and efficiently supports highly active ruthenium on a lanthanum-cerium composite oxide support, thereby preparing a catalyst that exhibits a higher ammonia conversion rate than conventional catalysts for an ammonia decomposition reaction, to a catalyst for an ammonia decomposition reaction prepared by the same method, and a method for producing hydrogen by using the same.
Resumen de: EP4653581A1
In a water electrolysis system, an AC-side connection end of a power converter is connected to an AC power grid, a series circuit constituted by at least one electrolysis stack and a circuit breaker connected to the at least one electrolysis stack is connected to a DC-side connection end of the power converter, a controller reduces the power flowing to the DC-side connection end before the electrolysis stack is isolated from the series circuit, while maintaining a speed at which the power converter reduces the power flowing to the DC-side connection end below a speed that allows a difference of an amplitude of a voltage of the AC power grid from a reference value to be less than a predetermined value, and when reaching a power level enabling disconnection of an internal DC circuit by the circuit breaker, disconnects the circuit breaker connected to the DC circuit and isolates the electrolysis stack from the series circuit.
Resumen de: WO2024170774A1
The present invention relates to a method of producing green hydrogen and associated products from pyrite separated from mine waste (e.g., disposed tailings or active tailings streams) in an energetically self-sustained process. This is achieved by a method according to the present invention comprising the following steps: (a) separation and enrichment of a mine waste material comprising pyrite to obtain a pyrite concentrate, (b) oxidation of the pyrite concentrate to obtain SO2 gas; (c) separation of the SO2 gas; (d) utilization of SO2 gas from step (c) to generate H2 gas and H2SO4 via a SO2-depolarized electrolyzer (SDE) process or a sulfur-iodine-cycle (S-I-cycle) process.
Resumen de: EP4653579A1
A hydrogen production system is provided with: a solid oxide electrolysis cell (SOEC) for electrolyzing water vapor; a power supply device for applying a voltage equal to or higher than a thermoneutral voltage to the SOEC; and a water vapor generation device for generating at least part of the water vapor supplied to the SOEC by heating water using surplus heat of the SOEC.
Resumen de: CN118028861A
The invention relates to the technical field of solid oxide electrolytic cells, and discloses a solid oxide electrolytic cell cathode material and a preparation method and application thereof. The molecular formula of the solid oxide electrolytic cell cathode material is La < 0.6 > Sr < 0.4 > Fe < 0.8 > Cu < x > Ni < y > O < 3-delta >, x is greater than or equal to 0.01 and less than or equal to 0.2, y is greater than or equal to 0.01 and less than or equal to 0.2, and x + y is equal to 0.2. According to the electrolytic tank prepared by using the cathode material, the raw material CO2 or H2O can be efficiently converted into synthesis gas through electrochemical catalysis, continuous and stable electrolysis operation on high-temperature water vapor or carbon dioxide can be realized under the conditions that the temperature is 800 DEG C and the electrolysis current density is 0.5 A/cm < 2 > or above, and the cathode material has a relatively good industrial application prospect.
Resumen de: KR20250165094A
본원 발명은 수전해용 고내구성 저수소투과성 복합 전해질막의 제조방법 및 이로부터 제조된 수전해용 복합 전해질막에 대한 것으로, 보다 구체적으로는 고분자 전해질, 라디칼 스캐빈저(radical scavenger); 및 용매를 포함하는 혼합물을 준비하는 단계; 상기 혼합물을 볼밀(ball-mill)하여 고분산 혼합물을 제조하는 단계; 및 상기 고분산 혼합물로 전해질막을 제조하는 제막 단계를 포함하는 것을 특징으로 하는 수전해용 복합 전해질막의 제조방법에 대한 것이다.
Resumen de: KR20250164500A
본 발명은 용매열 합성을 통해 코발트 기반의 금속유기골격체 상에 Cu(OH)2가 나노 시트의 형태로 성장된 복합체를 포함하는 수전해 촉매 및 이의 제조 방법에 관한 것이다.
Resumen de: WO2024200434A1
The invention relates to a membrane electrode assembly (1) for a water electrolysis cell, comprising an anode (2), a cathode (3) and a hydrocarbon membrane lying between the anode (2) and the cathode (3), further comprising a first gas recombination layer (5) which is arranged between the anode (2) and the hydrocarbon membrane (4), wherein the first gas recombination layer (5) comprises a noble metal (6), a ceramic material (7) and a proton-conductive polymer (8), and wherein a volume portion of proton-conductive polymer (8) is 24 to 84 volume %, in particular 35 to 75 volume % and in particular 46 to 65 volume %, based on the total volume of the gas recombination layer (5).
Resumen de: KR20220009803A
The present invention relates to an energy production complex system based on a liquid compound, including: a water electrolysis device unit for electrolyzing water to produce hydrogen; a hydrogen storage device unit for reacting the hydrogen produced by the water electrolysis unit with a first liquid compound to allow the first liquid compound to become a second liquid compound in which hydrogen is stored; a hydrogen desorption device unit for desorbing the hydrogen stored in the second liquid compound into hydrogen and the first liquid compound; and a fuel cell unit for generating power by receiving the hydrogen desorbed from the hydrogen desorption device unit.
Resumen de: DE102024204777A1
Elektrochemisches System mit einem elektrochemischen Stack (1), wobei der Stack (1) einen Einlass (201; 301) aufweist, über den eine Flüssigkeit eingeleitet werden kann, und einen Auslass (202; 302), über den eine Flüssigkeit ausgeleitet werden kann. Der Einlass (201; 301) ist mit einem ersten Flüssigkeitsbehälter (25) verbindbar und der Auslass (202; 302) mit einem zweiten Flüssigkeitsbehälter (32).
Resumen de: KR20250164535A
본 발명은 MOF 기반 삼중 금속 복합체를 포함하는 광촉매 및 이를 이용한 수소의 생산방법에 관한 것으로, 더욱 상세하게는 한 가지의 전이금속을 사용하는 것이 아닌 다양한 전이금속을 사용함으로써 에너지 준위를 변화시켜 밴드갭을 감소시키고, 더 적은 빛으로 많은 수소를 생산할 수 있는 효과가 있다.
Nº publicación: KR20250164032A 24/11/2025
Solicitante:
울산과학기술원
Resumen de: WO2025239623A1
The present invention relates to a photoelectrode and a photoelectrochemical water splitting system using same, and more specifically, to a photoelectrode in which a lower electrode, an electron transport layer including SnO2, a light absorption layer including FAPbI3, a hole transport layer, an upper electrode, and a Ni passivation thin film layer are sequentially stacked and can operate when immersed in water, and an efficient and stable large-area water splitting system capable of splitting water and producing hydrogen without an external voltage by using the photoelectrode.