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1129
resultados
Última actualización
04/08/2026 [06:59:00]
Resultados 550 a 575 de 1129
Resumen de: WO2026135314A1
The present invention relates to a methanation reactor and a method for producing methane using same. The methanation reactor comprises: an ammonia decomposition unit in which a decomposition reaction of supplied ammonia into nitrogen and hydrogen occurs; a methanation unit to which a mixed gas including at least one of carbon dioxide and carbon monoxide and hydrogen are supplied and in which a methane formation reaction occurs; and a hydrogen separation membrane disposed between the ammonia decomposition unit and the methanation unit and connected to one side of the ammonia decomposition unit and one side of the methanation unit. The reactor can provide the effects of improving energy efficiency and producing high-quality methane through mutual hydrogen-heat exchange.
Resumen de: WO2026134763A1
According to exemplary embodiments of the present invention, a hydrogen production system and a hydrogen production method, which are capable of continuously producing hydrogen from different raw materials by using reduced iron, can be provided. In addition, according to exemplary embodiments of the present invention, an ammonia reformer and a catalyst, which are capable of improving hydrogen production efficiency of a hydrogen production system, are provided.
Resumen de: WO2026133784A1
The purpose of the present invention is to provide a water electrolysis control system and a water electrolysis control method that, in a water electrolysis system for producing green hydrogen, have the capability of contributing to balancing related to electric power provided to a power system and can suppress reductions in the operating rate of an electrolysis stack. This water electrolysis control system for an electrolysis system that is connected to a power system and has an electrolysis stack for producing hydrogen is characterized by comprising: a voltage measurement unit, an electric current measurement unit, and a temperature measurement unit that are installed in the electrolysis stack; a power supply device that receives an electric power command from an upper control; and a control unit that controls at least one of the flow rate of water to the electrolysis stack and a cooling amount, said control unit controlling the temperature of the electrolysis stack on the basis of a change in the electric power command from the power system.
Resumen de: WO2026134168A1
Problem To provide a water electrolysis anode catalyst capable of reducing an increase in hydrogen concentration caused by cross leakage in the anode of a membrane electrode assembly of a water electrolysis apparatus. Solution The present invention pertains to a water electrolysis anode catalyst in which platinum fine particles are supported on a base catalyst having an oxygen evolution activity. A base catalyst of the present invention contains a metal or a metal compound that has a higher oxygen evolution activity than platinum. The platinum fine particles supported on the base catalyst have an average particle diameter of 1-55 nm. In the particle size distribution of the platinum fine particles supported on the base catalyst, the number-based cumulative 90% particle diameter is preferably 90 nm or less.
Resumen de: KR20260097100A
본 발명은 본 발명은 신규한 전처리 방법을 포함하는 생물전기화학적 수소 생산 방법에 관한 것으로서, 보다 상세하게는, 캐소드 전극 및 애노드 전극 중 적어도 하나의 전극을 세척 용액에 침지시켜 상기 전극 표면의 불순물을 제거하는 단계; 상기 불순물이 제거된 전극을 pH 5.5 내지 6.0의 버퍼 용액에 침지시켜 전처리하는 단계; 및 상기 캐소드 전극 및 애노드 전극을 슬러지를 포함하는 산발효조에 넣고 상기 캐소드 전극 및 애노드 전극에 각각 부착된 미생물을 촉매로 수소를 생산하는 단계를 포함함으로써 전극 표면에의 바이오필름 형성을 용이하게 하고 수소 생산 효율을 증대시키는 생물전기화학적 수소 생산 방법에 관한 것이다.
Resumen de: WO2026133268A1
The present invention relates to a non-stoichiometric Ni0 .85Se/NaCI composite nanomaterial obtained from a nickel selenide and sodium chloride, useful as a multifunctional electrocatalyst and/or photocatalyst for the evolution of hydrogen and oxygen from water, and/or for urea oxidation, and which can also act as a mediator in the oxygen evolution reaction, and the simultaneous purification of aqueous solutions contaminated by organic pollutants. The invention also relates to the method for obtaining said composite nanomaterial, together with the use thereof for obtaining a multifunctional electrode for the evolution of hydrogen and oxygen from water, and/or for urea oxidation. The invention also relates to a multifunctional electrode comprising the non- stoichiometric Ni0 . 85Se/NaCI composite nanomaterial of the invention.
Resumen de: WO2026135313A1
The present invention relates to a solid oxide electrolysis cell (SOEC) system and, more specifically, to an SOEC system hot box, which enables an SOEC stack to stably operate within an optimal temperature range. According to the present invention, the SOEC system hot box for ensuring thermal stability of the SOEC stack can be provided, the SOEC system hot box comprising: a gas inlet part; a dummy stack disposed inside the hot box; and the SOEC stack, wherein the gas inlet part supplies, into the hot box, a high-temperature gas heated by means of a gas heater, a difference value between the temperature of the heated high-temperature gas and the temperature of the dummy stack is greater than or equal to a temperature difference value between the dummy stack and the SOEC stack, and the inside of the hot box indicates a temperature of 650-800°C.
Resumen de: WO2026135383A1
The present invention relates to: a catalyst for water electrolysis, having a coating layer including iridium oxide particles and titanium oxide, wherein the coverage rate of the coating layer is 30-120%; and an ink composition, an electrode for water electrolysis, and a water electrolysis cell, each comprising the catalyst for water electrolysis.
Resumen de: WO2026135032A1
According to exemplary embodiments of the present invention, the arrangement of catalysts is optimized, and thus sufficient ammonia decomposition efficiency can be ensured even if various catalysts are utilized.
Resumen de: WO2026134782A1
Exemplary embodiments of the present invention may provide a hydrogen production method and a hydrogen production system, in which a first source gas containing ammonia is brought into contact with a catalyst containing carbon and iron, thereby producing hydrogen, thus minimizing the use of transition metals and precious metals.
Resumen de: WO2026134832A1
According to exemplary embodiments of the present invention, a hydrogen production system may be provided, wherein energy efficiency is improved by recycling thermal energy generated in a hydrogen production process.
Resumen de: KR20260097601A
본 발명의 일 실시예는 암모니아 크래킹 시스템에서 발전부하감소 또는 증가에 따라 제어로직을 달리하여 위험을 예방할 수 있는 방법을 제공할 수 있다. 또한, 본 발명의 일 실시예는 갑작스러운 발전부하변동에도 유연하게 대처할 수 있는 유연한 시스템적인 대응체계를 제공할 수 있다.
Resumen de: KR20260097777A
본 개시는 막-전극 어셈블리, 그 제조 방법, 및 이를 포함하는 전기화학셀에 관한 것으로서, 보다 상세하게는, 수분 하에서 접착력을 지니는 폴리페놀 화합물을 포함하는 접합층을 도입함으로써, 상기 막-전극 어셈블리는 성능 저하 없이 전극과 고분자 전해질 막 사이의 계면 접합성 및 안정성이 개선되고, 전기화학셀 구동 중 발생하는 라디칼이 제거되어 화학적 내구성이 개선될 수 있다.
Resumen de: WO2026133999A1
The present invention provides a water electrolysis evaluation device 100 for evaluating a water electrolysis device W, which evaluates the water electrolysis device while appropriately taking care of a mixed gas of an oxygen gas and a hydrogen gas generated by crossover. The water electrolysis evaluation device 100 comprises: a gas flow path 41 through which an exhaust gas discharged from the water electrolysis device W flows; a sensor 81 that is provided in the gas flow path 41 and measures the flow rate or concentration of the exhaust gas; a dilution gas supply unit 82 that supplies a dilution gas to the gas flow path 41 so as to dilute the exhaust gas; and a flow rate control unit 83 that controls the flow rate of the dilution gas supplied from the dilution gas supply unit 82 to the gas flow path 41 on the basis of the measurement value of the sensor 81.
Resumen de: WO2026134764A1
According to exemplary embodiments of the present invention, a hydrogen production method and a hydrogen production system can be provided, the hydrogen production method optimizing ammonia decomposition conditions, thereby ensuring sufficient ammonia decomposition efficiency and preventing the occurrence of side reactions of a catalyst.
Resumen de: WO2026132802A1
ANODE CATALYST LAYER According to the present invention there is provided an anode catalyst layer for a polymer electrolyte membrane electrolyser. The anode catalyst layer comprises an oxygen evolution reaction (OER) electrocatalyst and an ion-conducting polymer. The oxygen evolution reaction electrocatalyst comprises an iridium-containing material supported on an inorganic oxide support material. The anode catalyst layer comprises a loading of iridium of less than 0.60 mgIr/cm2. The anode catalyst layer has a mean average cross-sectional thickness of ≥3.0 μm and ≤10 μm. The anode catalyst layer comprises pores having a total pore volume, wherein the pores comprise first pores having a pore diameter in a range of 50 nm to 500 nm, wherein the first pores have a pore volume of at least 30% of the total pore volume of the pores in the anode catalyst layer, as measured by mercury intrusion porosimetry.
Resumen de: WO2026134430A1
The present invention relates to a polymer electrolyte membrane, a method for manufacturing same, a membrane-electrode assembly comprising same, a water electrolysis cell, and a fuel cell. The polymer electrolyte membrane comprises: an ion conductor including a substituent selected from a sulfonic acid group, an ammonium group, or a combination thereof; and nanocellulose. The polymer electrolyte membrane exhibits excellent mechanical properties, ease of impregnation with the ion conductor, thermal stability, moldability, biodegradability, gas permeability, and the like.
Resumen de: WO2026134882A1
The present invention relates to a porous electrode with an increased specific surface area and a method for manufacturing same, and to: a method for manufacturing a water electrolysis electrode having an apparent specific gravity of 2.0 g/cm3 to 2.5 g/cm3, the method comprising a step for filling a mold manufactured in the shape of an electrode with metal powders including a filament-shaped nickel powder, a step for applying pressure to the filled metal powders to manufacture a compressed molded body, and a step for heat-treating the compressed molded body in a reducing atmosphere; and a water electrolysis electrode manufactured by the method of the present invention, wherein the water electrolysis electrode has an apparent specific gravity of 2.0 g/cm3 to 2.5 g/cm3.
Resumen de: KR20260097795A
고분자 전해질막, 이의 제조 방법, 이를 포함하는 막-전극 어셈블리, 수전해셀 및 연료 전지에 관한 것으로서, 상기 고분자 전해질막은 양이온 전도체 및 아민 화합물의 반응 생성물을 전해질로서 포함하고, 상기 양이온 전도체는 측쇄로서 적어도 하나 이상의 술폰산기를 포함하고, 상기 아민 화합물은 측쇄로서 적어도 하나 이상의 술폰산기; 및 측쇄, 말단, 또는 이들의 조합으로서 적어도 하나 이상의 아미노기를 포함한다.
Resumen de: WO2026134883A1
The present invention relates to a multi-layered water electrolysis electrode and a manufacturing method therefor. The water electrolysis electrode comprises: a first porous nickel support; a sintered metal layer; and a second porous nickel support. The method for manufacturing a water electrolysis electrode comprises the steps of: applying metal powder to a first porous nickel support; laminating a second porous nickel support on the surface to which the metal powder is applied, to manufacture a laminate; compressing the laminate; and heat-treating the compressed laminate in a reducing atmosphere. The method for manufacturing a water electrolysis electrode comprises the steps of: providing a catalyst-coated first porous nickel support and a catalyst-coated second porous nickel support; compressing and molding metal powder and then heat-treating same in a reducing atmosphere to manufacture a sintered metal layer; and placing and compressing the sintered metal layer between the catalyst-coated first porous nickel support and the catalyst-coated second porous nickel support.
Resumen de: WO2026134834A1
Exemplary embodiments of the present invention may provide: a performance evaluation device for an electrochemical stack, whereby performance evaluation tests for the electrochemical stack can be easily performed; and a performance evaluation system including same.
Resumen de: WO2026135384A1
The present invention relates to: an electrode for water electrolysis comprising an electrolyte membrane and an electrode layer formed on at least one surface of the electrolyte membrane, wherein the electrode layer has a surface roughness (Sa) of 30 nm to 90 nm and includes one or more cracks having a maximum width of 1 μm to 5 μm on the surface thereof; and a structure for forming an electrode for water electrolysis, the structure comprising a transfer substrate and an electrode layer formed on at least one surface of the substrate, wherein the electrode layer comprises iridium oxide particles and an ionomer, and has an adhesion energy of 60 aJ or more as measured by atomic force microscopy with respect to the surface of the electrode layer.
Resumen de: WO2026132040A1
An electrolytic cell comprising an electrolytic reaction chamber, the electrolytic reaction chamber comprising At least one electrode assembly comprising at least one cathode, at least one anode and at least one ion-permeable layer arranged between the at least one cathode and the at least one anode; and a channel system comprising at least one electrolyte fluid inlet, and at least one electrolyte fluid outlet, the channel system comprising at least one channel fluidly connecting the at least one electrolyte fluid inlet, the electrode assembly and the at least one electrolyte fluid outlet; wherein the electrolytic reaction chamber is rotatably mounted such that the electrolytic reaction chamber is rotatable about a rotation axis and wherein at least the at least one ion-permeable layer is configured to at least partially extend in a radial direction with respect to the rotation axis.
Resumen de: AU2024431660A1
The present invention provides: an operation method for an electrolysis device that is able to quickly reach a rated load; a control device for an electrolysis device; and an electrolysis system. Provided is an operation method for an electrolysis device (100) that is provided with a temperature adjuster (30), which adjusts the temperature of an electrolytic solution supplied to an electrolytic cell (40), the electrolytic cell (40), which electrolyzes the electrolytic solution supplied thereto via the temperature adjuster (30), and a gas-liquid separator (20), which separates a gas and a liquid produced by the electrolytic cell (40), wherein in a state in which the electrolysis device (100) is stopped, warm water is supplied to the temperature adjuster (30).
Nº publicación: WO2026134138A1 25/06/2026
Solicitante:
M3 CORP [JP]
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Resumen de: WO2026134138A1
The purpose of the present invention is to increase the production volume of hydrogen generated by water electrolysis and to remove hydrochloric acid during the electrolysis of saltwater. The present invention solves the problem by comprising: a container for storing saltwater; a positive electrode and a negative electrode for electrolysis; and a metal member disposed at a predetermined distance from at least one of the positive electrode and the negative electrode, wherein the metal member is configured to chemically react with hydrochloric acid produced by the electrolysis to generate hydrogen gas.
BOPI
Sede Electrónica
