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Última actualización
27/04/2026 [07:28:00]
Resultados 50 a 75 de 792
Resumen de: AU2024285985A1
A method of producing a hydrogen stream and an oxygen stream and passing the hydrogen stream and the oxygen stream to a reverse water-gas shift reactor is described, the method comprising: providing a water stream to an electrolysis system configured to form: a hydrogen stream at a first pressure, and an oxygen stream at a second pressure; passing the hydrogen stream, a carbon dioxide stream, and the oxygen stream to the reverse water-gas shift reactor, wherein the first pressure is lower than the second pressure.
Resumen de: WO2020207926A1
A plant, such as a hydrocarbon plant, is provided, which consists of a syngas stage for syngas generation and a synthesis stage where said syngas is synthesized to produce syngas derived product, such as hydrocarbon product. The plant makes effective use of various streams; in particular CO2 and H2. A method for producing a product stream, such as a hydrocarbon product stream is also provided.
Resumen de: WO2024218498A1
A process for the catalytic cracking of ammonia, the process comprising: supplying an ammonia feed gas to one or more heated catalyst containing reaction vessels disposed within an ammonia cracking reactor; and cracking the ammonia in the ammonia feed gas in the one or more catalyst containing reaction vessels to produce a hydrogen containing stream, wherein the or each of the reaction vessels has a wall which is composed of at least a first alloy and a second alloy, wherein the first alloy is more resistant to nitriding than the second alloy and the second alloy provides mechanical support to the first alloy, and wherein at least a portion of the wall adjacent the catalyst is composed of the first alloy.
Resumen de: US20260103815A1
A water electrolysis cell includes a cathode electrode, an anode electrode, and a polymer electrolyte membrane arranged between the cathode electrode and the anode electrode. A porous transport layer is arranged adjacent to the anode electrode. A gas diffusion layer is arranged adjacent to the cathode electrode. The cathode electrode, the anode electrode, and the polymer electrolyte membrane overlap in an active region. A barrier assembly includes a barrier layer including an inner edge defining an inner cavity and an outer edge. The inner edge of the barrier layer overlaps and is bonded by an adhesive to a first side of the polymer electrolyte membrane in the active region. The outer edge of the barrier layer surrounds the active region and extends into an inactive region.
Resumen de: WO2024201049A1
The present invention provides a method of manufacturing catalyst-coated ion-conducting membrane for use in an electrochemical device such as a fuel cell or electrolyser. The method comprises providing an electrolyte membrane having a first face and a second face, the first face being disposed opposite to the second face. A first catalyst ink is deposited onto the first face of the electrolyte membrane to form a first wet catalyst layer and then dried to form a first catalyst layer on the first surface of the electrolyte membrane. The first catalyst ink comprises a first ion-conducting polymer; a first electrocatalyst; and a first dispersant. Subsequently, a second catalyst ink is deposited onto the second face of the electrolyte membrane to form a second wet catalyst layer and dried to form a second catalyst layer. The second catalyst ink comprises a second ion-conducting polymer; a second electrocatalyst; and a second dispersant. The first catalyst layer is subjected to a temperature A of 130°C or more before the second catalyst ink is deposited onto the second face of the electrolyte membrane and the second catalyst layer is subjected to a temperature B which is lower than the temperature A.
Resumen de: EP4524099A1
Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung von Wasserstoff aus einem Ammoniak-haltigem Gas mit einem Trägerkatalysator in Form eines mit Ruthenium-ausgestatteten Trägerkörpers, sowie die Verwendung eines solchen Ruthenium-haltigen Trägerkatalysators in einem Verfahren zur Herstellung von Wasserstoff. Das Verfahren umfasst das Bereitstellen eines Trägerkatalysators in Form eines mit Ruthenium-ausgestatteten Trägerkörpers, wobei der Trägerkörper als Trägermaterial ein refraktäres Oxid umfasst, zylinderförmig ist und mindestens drei voneinander beabstandete Kanäle aufweist, die sich vollständig durch den Trägerkörper erstrecken, wobei einer der Kanäle sich entlang einer zentralen Längsachse erstreckt.
Resumen de: EP4442860A1
The invention provides computer-implemented method for use in controlling operation of a hydrogen production plant, the method comprising determining a maximum available amount of energy of a predetermined energy category in a current time interval; determining a target minimum amount of the energy of the predetermined energy category to be used for hydrogen production in the current time interval; and determining hydrogen setpoints for the current time interval using the maximum available amount and the target minimum amount as constraints.
Resumen de: WO2022138910A1
This hydrocarbon production method comprises a first production step of using carbon dioxide contained in a source material gas to produce carbon monoxide, and a second production step of using hydrogen and carbon monoxide contained in a source material gas to produce a hydrocarbon. Each of the source material gases contains at least one among carbon dioxide, carbon monoxide, and hydrogen, which are not from fossil fuel origin.
Resumen de: WO2022055528A1
Electrode attachment assemblies for electrolytic cells and electrolytic cells having one or more electrode attachment assemblies and the method of using the same are provided that comprise a carbon-containing electrode and one or more deformable attachment elements in direct or indirect contact with said carbon-containing electrode, wherein said one or more deformable attachment elements will deform at a stress lower than the stress that results in fracture of the carbon-containing electrode to accommodate the expansion of the carbon-containing electrode when in use.
Resumen de: WO2021164702A1
The application discloses an electrode having polarity capable of being reversed and use thereof. The electrode includes a substrate comprising a metal or an alloy thereof; an intermediate layer arranged on the substrate and comprising a platinum group metal and a platinum group metal oxide; and a catalytic layer arranged on the intermediate layer and comprising a mixed metal oxide. The electrode may be used as an electrode for electrolysis, electrodialysis or electroplating. The electrode can simultaneously meet the working environment requirements of the cathode and the anode, which improves the environmental tolerance and realizes the protection of the substrate; and can carry out polarity reversal to clean deposits on the surface of the electrode quickly and efficiently.
Resumen de: GB2613128A
A system comprising an electrolyser stack connected to a water/gas separation vessel, via an inlet and an outlet pipe. The separation vessel is adapted to passively separate the water and gas and the separation vessel contains a heat exchanger. The separation vessel is constructed from polymeric material and the vessel also has at least two nozzles which are adapted to be in communication with the inlet pipe. At least two nozzles are also adapted to be in communication with the outlet pipe where the nozzles are integral to the separation vessel and constructed from the same polymeric material. The nozzles are located so that, in use, they create a cyclonic effect.
Resumen de: EP4403671A1
Provided is a water electrolysis system (10) that obtains hydrogen by water electrolysis with a water electrolysis cell (13), the water electrolysis system (10) including a water electrolysis stack (12) having a plurality of the water electrolysis cells (13), a water supply side passage (30) that supplies water to the water electrolysis stack (12), a hydrogen side passage (40) that discharges the hydrogen obtained in the water electrolysis stack (12) from the water electrolysis stack (12), a plurality of voltage sensors (22a) that measures voltages for the respective water electrolysis cells (13) or for each group of the water electrolysis cells (13), and a control device (23) configured to acquire a voltage from each of the voltage sensors (22a), determine whether the voltage is lower than a predetermined value and notify the water electrolysis cell (13) has a failure when it is determined that the voltage is lower than a predetermined value .
Resumen de: WO2024200435A2
The invention relates to a membrane electrode assembly (1) having an anode (2), a cathode (3) and a hydrocarbon membrane (4) between the anode (2) and the cathode (3). The membrane electrode assembly (1) further comprises a protective layer (5) which is arranged between the anode (2) and the hydrocarbon membrane (4) and/or between the cathode (3) and the hydrocarbon membrane (4), wherein the protective layer (5) comprises at least one ceramic material (6) and a fluorine-containing ionomer (7), wherein the ceramic material (6) is dispersed in the fluorine-containing ionomer (7).
Resumen de: JP2026510958A
【課題】水分解および他の反応中、ならびに他のタイプのデバイス動作中のデバイス表面の安定化および活性化に資する電気化学システムを提供する。【解決手段】電気化学システムは、カウンター電極と、カウンター電極から離間した作用電極とを含む。作用電極は、基板と、基板によって支持され、基板から外向きに延在する導電性突起のアレイとを含む。導電性突起のアレイの各導電性突起は、半導体組成を有し、窒素を含む表面と、表面上に配置された酸窒化物層とを含む。カウンター電極および作用電極は、２電極構成で配置される。【選択図】図６
Resumen de: US2024308850A1
Described herein are techniques that may be performed in an Integrated Energy System (IES) to produce Nitric Acid (HNO3) while minimizing a carbon footprint. Such techniques, as performed by a resource production plant, may comprise receiving electricity and steam from a power plant to produce Hydrogen (H2) gas from the steam at a Hydrogen (H2) production sub-plant, receiving electricity from the power plant and air from the environment to produce Nitrogen (N2) gas at a Nitrogen (N2) production sub-plant, producing Ammonia (NH3) from the Hydrogen (H2) gas and the Nitrogen (N2) gas at a nitrogen production sub-plant, and producing Nitric Acid (HNO3) from the Ammonia (NH3) at a Nitric Acid (HNO3) production sub-plant.
Resumen de: WO2022101865A1
"Smart bracelet device containing glucose and/or glucagon" Ergonomic, wearable smart device, containing predetermined quantities of glucose and/or glucagon adapted to restore the concentration of glucose in the blood comprising: - a body of the device (1) with tubular shape containing predetermined quantities of glucose and/or glucagon; - a reload valve (4) housing at least a lip (6.1) of a reload cartridge (6), adapted to restore the reserves of glucose and/or glucagon; - a straw (3), a nasal spray (11) or both adapted for the consumption of a predetermined quantity of glucose and/or glucagon; - a smart valve (2) adapted to receive information regarding the exact quantity to be administered; - a magnetic closure (5); - a reload cartridge (6) comprising a tank (6.2) and a lip (6.1); - a display (7); - a glycemia detector (8) adapted to check the quantity of glucose in the blood, adapted to interact with said display (7) with latest-generation cellular device, CGM, insulin pumps.
Resumen de: US20260100390A1
A high temperature electrolyzer assembly comprising at least one electrolyzer fuel cell including an anode and a cathode separated by an electrolyte matrix, and a power supply for applying a reverse voltage to the at least one electrolyzer fuel cell, wherein a gas feed comprising steam and one or more of CO2 and hydrocarbon fuel is fed to the anode of the at least one electrolyzer fuel cell, and wherein, when the power supply applies the reverse voltage to the at least one electrolyzer fuel cell, hydrogen-containing gas is generated by an electrolysis reaction in the anode of the at least one electrolyzer fuel cell and carbon dioxide is separated from the hydrogen-containing gas so that the at least one electrolyzer fuel cell outputs the hydrogen-containing gas and separately outputs an oxidant gas comprising carbon dioxide and oxygen.
Resumen de: WO2026073537A1
Twin-stack electrolysis system and a method of operating it An electrolysis system (1) comprising a first electrolyzer stack (2A) and a second elec trolyzer stack (2B) for producing hydrogen gas. Liquid-electrolyte is pumped by a pump (4) from the liquid-electrolyte supply (3) through a common conduit (5) to a split point (6) at which the electrolyte from the common conduit (5) is split into a first portion fed into the first stack (2A) through a first feedline (7A) and a second portion that is fed into the second stack (2B) through a second feedline (7B). The second feedline (7B) but not the first feedline (7A) comprises an adjustable throttle (8) that is configured for variably decreasing the second flow rate through the throttle (8). The first feedline (7A) is configured to have a first flow rate that is smaller than a second flow rate flow through the second feedline (7B) when the throttle (8) of the second feedline is fully open, and the throttle (8) is configured for variably decreasing the second flow rate through the throttle (8) and the second feedline (7B) to second flow rates lower than the first flow rate through the first feedline (7A).
Resumen de: AU2024350634A1
According to the invention it is provided a method for controlling a grid connected power converter having a DC side with a DC link and an AC grid side, and being configured to control power supply to a hydrogen electrolyzer stack. The power supply to the hydrogen electrolyzer stack is controlled by controlling the DC link to thereby control hydrogen production. The method comprises: determining a grid voltage reference; providing a grid forming control for controlling at least the phase angle of the voltage of the power converter using a grid forming controller, operating according to a grid forming algorithm, the grid forming controller being configured to emulate inertia through control of the voltage of the power converter towards the grid voltage reference; the grid forming controller emulating inertia by charging and discharging an inherent capacitance of the electrolyzer stack; monitoring at least one operating parameter of the hydrogen electrolyzer stack; and limiting a change in charging level of the inherent capacitance based on the monitored operating parameter of the electrolyzer stack.
Resumen de: AU2024351803A1
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: AU2024352319A1
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: AU2024352615A1
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: AU2024340468A1
The present invention relates to an ammonia synthesis plant having a hydrogen device and a synthesis circuit, wherein the synthesis circuit has a conveying device, a converter and a first bypass line. The hydrogen device is designed to provide hydrogen. The conveying device is designed to cyclically convey a gas mixture, containing nitrogen, hydrogen and ammonia, in a synthesis circuit conveying direction, wherein the conveying device has a suction side and a pressure side. The converter is designed to catalytically convert nitrogen and hydrogen at least partially into ammonia, wherein the converter has an inlet and an outlet, wherein the inlet of the converter is fluidically connected to the pressure side of the conveying device and the outlet of the converter is fluidically connected to the suction side of the conveying device. The first bypass line is arranged from the suction side of the conveying device to the pressure side of the suction device parallel to the conveying device in the fluidically opposite direction and is designed for the stoppable return of a first partial stream of the gas mixture from the pressure side of the conveying device to the suction side of the conveying device, wherein the first bypass line has a cooling device which is designed to cool the first partial stream of the gas mixture. The first bypass line has a second bypass line, which is arranged parallel to the cooling device in the fluidically same direction, and which is designed for the st
Resumen de: WO2026074941A1
A power control device according to one aspect disclosed herein controls SOEC power supply using power based on renewable energy. This power control device comprises: a power separation unit that separates power based on renewable energy into a first power component and a second power component; a heat generation device that generates thermal energy using the first power component; a heat storage device that stores the thermal energy and outputs steam; and a cell stack that generates hydrogen using the second power component and the steam. The first power component includes a fluctuation component of the power based on renewable energy.
Nº publicación: US20260098347A1 09/04/2026
Solicitante:
HYUNDAI MOTOR CO LTD [KR]
KIA CORP [KR]
Resumen de: US20260098347A1
0000 A method for improving the efficiency of a water electrolysis system and a system therefor are disclosed. The system includes a stack, a power source configured to supply a voltage to an anode and a cathode of the stack, and a contact electrification pipe connected to the anode such that a fluid circulates within the pipe. The fluid includes at least water. Electric power generated in the contact electrification pipe is supplied to the power source to improve power efficiency.
BOPI
Sede Electrónica
