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936
resultados
Última actualización
22/05/2025 [07:21:00]
Resultados 675 a 700 de 936
Resumen de: WO2025071230A1
The present invention relates to a polymer electrolyte membrane which is used in an energy device, such as a fuel cell or a water electrolysis system, in which a specification standard for lowering hydrogen gas permeability and increasing hydrogen ion conductivity and accordingly, maximizing selectivity, is quantified through small angle X-ray scattering (SAXS) analysis.
Resumen de: WO2025067694A1
The invention relates to a modular electrolysis system comprising multiple modules, wherein each of the multiple modules comprises a support frame and at least one interface accessible from outside the support frame and configured to connect the module with at least one of the remaining modules, the multiple modules comprising a water-gas coarse separation module downstream an anode outlet of the electrolysis cell module, and a water-gas fine separation module downstream a liquid outlet of the water-gas coarse separation module.
Resumen de: WO2025068933A1
The present invention relates to an integrated system for demineralization and/or purification of water and for the simultaneous production of hydrogen comprising a heat-dissipating element thermally connected to a system for demineralization and/or purification of water which is hydraulically connected to an electrochemical cell producing hydrogen, wherein the system for demineralization and/or purification of water is a system operating through the principle of thermal distillation via membrane and comprises at least two units, each comprising a first chamber, inside which waste water to be demineralized and/or purified flows under pressure and a second chamber, inside which demineralized and/or purified water flows under pressure in the opposite direction with respect to the direction of flow of the waste water, the two chambers being separated by a preferably microporous hydrophobic membrane, wherein the at least two units are placed thermally in series and hydraulically in parallel with continuous flow, wherein each unit is hydraulically connected to a source of waste water and a source of demineralized and/or purified water, in particular wherein each first chamber comprises an inlet portion, hydraulically connected to the source of waste water, for introduction into the first chamber of waste water, while each second chamber comprises an inlet portion, hydraulically connected to the source of demineralized and/or purified water, for introduction into the second chamber
Resumen de: WO2025067772A1
The invention relates to an electrolysis system (100) comprising: a wind turbine (1); an electrolysis plant (5) which is connected to the wind turbine (1) in order to supply electrolysis current, wherein an island network is implemented without connection to a power supply network; and a heat supply device (7) which is coupled to the electrolysis plant (5) and can be operated with a working medium (23), and which has an evaporator (13) and a condenser (11), and which is designed in such a way that, during a standstill mode, condensation heat of the working medium (23) can be transferred to the electrolysis plant (5) by means of the condenser (11) so as to maintain the temperature above a minimum temperature. During a standstill mode, the heat supply device (7) evaporates a working medium and condenses the evaporated working medium (23), condensation heat being generated and transferred to the electrolysis plant (5) so as to maintain the temperature above a minimum temperature and prevent freezing of water-carrying components of the electrolysis plant (5).
Resumen de: WO2025067773A1
The invention relates to an offshore electrolysis system (100) comprising: a wind turbine (1) having a platform (3) and an electrolysis plant (5) which is arranged on the platform (3) and is connected to the wind turbine (1) in order to supply electrolysis current; and a water supply device (7) which is connected to the electrolysis plant (5) and has a water collector (13) which is designed such that it is possible, without relying on seawater, to obtain water with little or no salt content which can be used as feed water for operating the electrolysis plant (5). The invention also relates to a method for operating a corresponding offshore electrolysis system (100), wherein, without relying on seawater, water is obtained in a water collector (13), the obtained water being of a quality with little or no salt content.
Resumen de: WO2025067764A1
The invention relates to an offshore electrolysis system (100) comprising: a wind turbine (1) with a platform (3) and with an electrolysis plant (5) which is arranged on the platform (3) and is connected to the wind turbine (1) in order to supply electrolysis current; and a heat supply device (7) which is coupled to the electrolysis plant (5) and has a combustion device (13), wherein a fuel reservoir (15) is connected to the heat supply device (7) such that, during a standstill mode, heat generated by means of the combustion device (13) can be transferred to the electrolysis plant (5) so as to maintain the temperature above a minimum temperature. The invention also relates to a method for operating a corresponding offshore electrolysis system (100), wherein, during a standstill mode, heat is generated by means of the heat supply device (7) and transferred to the electrolysis plant (5) so as to maintain the temperature above a minimum temperature and prevent freezing of water-carrying components of the electrolysis plant (5).
Resumen de: WO2025067765A1
The invention relates to an offshore electrolysis system (100) comprising: a wind turbine (1) with a platform (3) and with an electrolysis plant (5) which is arranged on the platform (3) and is connected to the wind turbine (1) in order to supply electrolysis current; and a heat supply device (7) which is coupled to the electrolysis plant (5) and is designed in such a way that heat can be transferred to the electrolysis plant by means of the heat supply device (7) during a standstill mode so as to maintain the temperature above a minimum temperature. The invention also relates to a method for operating a corresponding offshore electrolysis system. During a standstill mode, heat is transferred to the electrolysis plant (5) by means of the heat supply device (7) so as to maintain the temperature above a minimum temperature and prevent freezing of water-carrying components of the electrolysis plant (5).
Resumen de: WO2025071481A1
The present disclosure relates to a photoanode for photoelectrochemical water-splitting. The photoanode comprises a conductive substrate, an array of zirconium trisulfide (ZrS3) nanobelts deposited on at least one surface of the conductive substrate, and a layer of zirconium oxysulfide (ZrOS) deposited on the array of zirconium trisulfide (ZrS3), forming a zirconium trisulfide (ZrS3)/zirconium oxysulfide (ZrOS) nanobelts array on the conductive substrate. Various embodiments relate to a method of forming the photoanode.
Resumen de: WO2025065871A1
An off-grid hybrid electrolytic hydrogen production system provided in the present application comprises a new energy power generation unit and an energy storage unit. A power conversion unit converts electric energy output by the new energy power generation unit and the energy storage unit into electric energy suitable for hydrogen production. An electrolysis unit comprises a proton exchange membrane hydrogen production module and a solid oxide electrolysis module, used to produce hydrogen after the introduction of electric energy. A controller uses control of charge and discharge of the energy storage unit to track an electric energy fluctuation value output by the new energy power generation unit, so that a value of total electric energy power fluctuation output by the new energy power generation unit and the energy storage unit is within a set range. The described solution provided by the present application can improve the hydrogen production efficiency of the entire hydrogen production system, and ensure that the hydrogen production system can achieve off-grid operation. Moreover, the present application eliminates the influence of power generation fluctuation of a new energy power generation unit on a hydrogen production result, by means of causing the total power fluctuation output by the new energy power generation unit and the energy storage unit to be within a set range.
Resumen de: WO2025071002A1
The present invention relates to a biogas-based electrochemical hydrogen extraction and separation system comprising a solid oxide fuel cell and a solid oxide water electrolysis cell, and a method for operating same. Specifically, the biogas-based electrochemical hydrogen extraction and separation system comprising a solid oxide fuel cell and a solid oxide water electrolysis cell is characterized by comprising: a fuel supply part for supplying biogas as fuel; a first reaction part for reforming the biogas supplied through the fuel supply part so as to generate a first reformed gas; a second reaction part for secondarily reforming the first reformed gas so as to generate a second reformed gas; a third reaction part for receiving the second reformed gas generated in the second reaction part and generating electricity; a fourth reaction part for receiving unreacted gas generated in the third reaction part and using the unreacted gas as fuel, and receiving steam generated in the third reaction part and generating hydrogen; and a power converter which receives the electricity generated in the third reaction part and supplies the electricity to the first reaction part and the fourth reaction part.
Resumen de: WO2025071010A1
A method for manufacturing a catalyst structure according to the present invention comprises the steps of: preparing a rhenium (Re) precursor, a first doping metal precursor, a second doping metal precursor, and a solvent; manufacturing a base source by providing the rhenium precursor, the first doping metal precursor, and the second doping metal precursor to the solvent and mixing same; manufacturing a preliminary catalyst structure by synthesizing the base source by a solvothermal synthesis process; and heat-treating the preliminary catalyst structure in a reducing atmosphere to manufacture a catalyst structure comprising rhenium, a first doping metal, a second doping metal, and carbon.
Resumen de: WO2025071231A1
The present invention relates to a catalyst composite and a polymer electrolyte membrane including same, wherein the catalyst composite is manufactured by complexing platinum and a metal having a higher ionization tendency than platinum with a functional support. When applied to a polymer electrolyte membrane, the catalyst composite effectively reduces the gas permeating from the counter electrode.
Resumen de: US2025109513A1
Provided herein are systems and methods for electrochemical COx reduction and hydrogen oxidation reactions to promote the reduction of carbon oxides (COx). Embodiments of the systems and methods may be used to produce carbon monoxide (CO) and water. In various embodiments, a reaction between carbon dioxide (CO2) and hydrogen gas (H2) occurs at the anode of a CO2 reduction electrolyzer, promoting the production of reduction products (e.g., CO). In some embodiments, the methods may utilize a feed stream of H2 gas from various sources. In some embodiments, a water electrolyzer upstream of the COx reduction electrolyzer is a source of H2 gas. In some embodiments, the systems and methods include downstream integration processes and related apparatus. In some embodiments, the downstream integration processes include Fischer-Tropsch processes.
Resumen de: US2025109506A1
A system for generating hydrogen includes a chamber configured to receive a fluid, and a first end plate and a second end plate configured to be positioned within the chamber and defining a longitudinal axis between first end plates. The system further includes a plurality of plates positioned between the first end plate and the second end plate, configured to be submerged in the fluid, and including: a cathode plate, an anode plate, and a semi-permeable membrane plate positioned between the cathode plate and the anode plate and configured to allow the passage of some elements therethrough and to block the passage of other elements therethrough. The system further includes at least one plasma source configured to be positioned within the fluid on an axial end of the plurality of plates and configured to generate a directed flow of plasma through the chamber along the axis.
Resumen de: US2025109516A1
Methods and systems for producing iron from an iron-containing ore and removing impurities found in the iron-containing ore are disclosed. For example, a method for producing iron comprises providing a feedstock having an iron-containing ore and one or more impurities to a dissolution subsystem comprising a first electrochemical cell; producing an iron-rich solution, in the dissolution subsystem; treating the iron-rich solution to remove at least a portion of one or more impurities by raising a pH of the iron-rich solution from an initial pH to an adjusted pH thereby precipitating at least a portion of the one or more impurities in the treated iron-rich solution; delivering the treated iron-rich solution to an iron-plating subsystem having a second electrochemical cell; second electrochemically reducing at least a first portion of the transferred formed Fe2+ ions to Fe metal; and removing the Fe metal from the second electrochemical cell thereby producing iron.
Resumen de: US2025109345A1
The fuel production system includes a CH4 recoverer, an electrolyzer, a liquid fuel producer, a steam reformer that performs steam reforming of the methane and produces hydrogen, and a controller. The controller includes: a heat amount determiner that determines whether or not an amount of heat required to increase a temperature in the gasification furnace to a temperature required to gasify the biomass feedstock is less than a predetermined threshold; a H2 production rate determiner that determines whether or not a production rate of hydrogen produced by the electrolyzer is equal to or greater than a predetermined threshold; and a steam reforming controller that controls the steam reformer to perform the steam reforming, and introduces the hydrogen produced, into the gasification furnace, in a case where the heat amount determiner determines that the required amount of heat for the gasification furnace is less than the predetermined threshold, and the H2 production rate determiner determines that the production rate of hydrogen is less than the predetermined threshold.
Resumen de: AU2023359996A1
The invention relates to an electrolysis system (1) for generating hydrogen and oxygen as product gases, comprising an electrolysis module (3) and a process unit (5), wherein the process unit (5) has a reactant line (7) for supplying process water and a product line (9), each of which is connected to the electrolysis module (3), and the process unit (5) is equipped with a thermally insulating insulation device (11), comprising a thermal insulating material (17), such that a slow cooling of the process water is produced during a standstill operation.
Resumen de: KR20250046528A
본 발명은 연료전지 또는 수전해 장치의 막-전극 접합체에 포함되는 고분자 전해질 막을 제조하는 데 사용되는 이오노머 분산액에 관한 것으로, 버블 주입과 탈포를 통해 이오노머 분산액의 분산 안정성을 향상시켜 결과적으로 이온전도도가 향상된 고분자 전해질 막의 제조가 가능한 이오노머 분산액의 제조방법, 이에 의해 제조된 이오노머 분산액 및 이를 이용하여 제조되는 고분자 전해질 막에 관한 것이다.
Resumen de: WO2025071230A1
The present invention relates to a polymer electrolyte membrane which is used in an energy device, such as a fuel cell or a water electrolysis system, in which a specification standard for lowering hydrogen gas permeability and increasing hydrogen ion conductivity and accordingly, maximizing selectivity, is quantified through small angle X-ray scattering (SAXS) analysis.
Resumen de: KR20250046427A
본 출원은, 암모니아가 저장된 저장탱크; 상기 저장탱크에 저장된 암모니아를 공급받아 전기에너지를 발생시키는 발전엔진; 암모니아를 수소와 질소로 분해하는 암모니아 개질기; 상기 저장탱크에 저장된 암모니아를 상기 암모니아 개질기로 공급하는 개질기 공급라인; 상기 암모니아 개질기에서 분리된 수소를 육상의 제1수요처로 공급하는 수소 공급라인; 상기 저장탱크에 저장된 암모니아를 기화부로 기화시켜 육상의 제2수요처로 공급하는 암모니아 공급라인; 및 상기 발전엔진에서 배출된 배기가스의 열에너지를 상기 암모니아 개질기와 상기 기화부 중 적어도 어느 하나에 공급 가능한 배기라인;을 포함하는 연료 재기화 시스템에 관한 것이다.
Resumen de: WO2025071231A1
The present invention relates to a catalyst composite and a polymer electrolyte membrane including same, wherein the catalyst composite is manufactured by complexing platinum and a metal having a higher ionization tendency than platinum with a functional support. When applied to a polymer electrolyte membrane, the catalyst composite effectively reduces the gas permeating from the counter electrode.
Resumen de: WO2025070387A1
Provided are: a hydroxy ion conductive membrane containing a porous base material and a hydroxy ion conductive polymer disposed at least in pores of the porous base material, wherein the hydroxy ion conductive film has a thickness of 5 μm or more and less than 50 μm, and the polymer contains a constituent component (I) derived from a polyfunctional polymerizable monomer having two or more atoms of at least one kind of atom among oxygen atom, sulfur atom and nitrogen atom in total in a structural moiety other than a polymerizable group by 50 mol% or more of the constituent components of the polymer; a method for producing the hydroxy ion conductive membrane; a membrane electrode assembly, and a hydrogen production method and a hydrogen production system comprising the membrane electrode assembly.
Resumen de: WO2025070388A1
Provided are a membrane electrode assembly, a hydrogen production method, and a hydrogen production system. The membrane electrode assembly has a structure in which a cathode catalyst layer, a hydroxy ion conducting membrane, and an anode catalyst layer are laminated in this order, wherein the tensile strength (a) and the elongation at break (b) of a water-swellable body of a polymer contained in the cathode catalyst layer and/or the anode catalyst layer and the tensile strength (c) and the elongation at break (d) of a water-swellable body of a hydroxy ion conducting polymer constituting the hydroxy ion conducting membrane satisfy the following relationships (Ri) and (Rii). (Ri): Tensile strength (a)>tensile strength (c), (Rii): Elongation at break (b)>elongation at break (d)
Resumen de: WO2025071051A1
The present invention relates to a self-power generation system designed to rapidly produce electricity by directly supplying the hydrogen generated through the electrolysis of ethanol or green ammonia, as it is, to a stack and to enable the produced electricity to be supplied and utilized by power-demanding facilities such as households, factories, or electric vehicle charging stations. The self-power generation system is configured to include: a reformer for generating hydrogen by electrolyzing ethanol or green ammonia; a stack composed of one or more fuel cells that induce an electrochemical reaction between the hydrogen supplied through a transfer pipe connected to the reformer and oxygen from air supplied externally thus to produce electricity and heat; an air supply unit for delivering air to the stack, and a power control unit for supplying the electricity produced in the stack to external sources and storing excess electricity.
Nº publicación: WO2025071890A1 03/04/2025
Solicitante:
HYAXIOM INC [US]
HYAXIOM, INC
Resumen de: WO2025071890A1
An illustrative example embodiment of an apparatus and method includes providing a weave body downstream of an electrolyzer, purifying hydrogen by demisting a hydrogen stream exiting the electrolyzer via flow through the weave body; and de-oxidizing the hydrogen stream during flow through the weave body.
BOPI
Sede Electrónica
