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1041
resultados
Última actualización
25/08/2026 [07:16:00]
Resultados 500 a 525 de 1041
Resumen de: WO2025132918A1
Disclosed is an electrolysis cell element (1) comprising, a support structure (2) comprising an inner aperture (3), and a bipolar plate (4) being suspended in the inner aperture (3). The support structure (2) comprises a structure core (5) and a coating (6), wherein the coating (6) includes a thermoplastic material at least partly enclosing the structure core (5) and wherein the bipolar plate (4) is suspended in the inner aperture (3) by means of the coating (6). An electrolysis cell stack (10) and use of an electrolysis cell stack (10) is also disclosed.
Resumen de: WO2025132935A1
Disclosed is an electrolysis cell stack (10) comprising a plurality of support structures (2) each including an inner aperture (3). The electrolysis cell stack (10) further comprises a plurality of cathodes (17), a plurality of anodes (18), a plurality of bipolar plates (4), a plurality of gas impermeable membranes (19), and pressing means 5 (20) arranged for pressing neighbouring support structures (2) of the plurality of support structures (2) against each other. Further, the electrolysis cell stack (10) comprises a liquid conduit (13) arranged between neighbouring support structures (2) of the plurality of support structures (2), wherein the liquid conduit (13) is arranged outside an outer periphery (40) of the inner aperture (3), deionized water (41) arranged 10 in the liquid conduit (13), and conductivity monitoring means (42) arranged for monitoring a conductivity of the deionized water (41). 0111 A method for detecting a leak in an electrolysis cell stack (10) and use of an electrolysis cell stack (10) is also disclosed.
Resumen de: WO2025132365A1
The invention relates to a device/method for capturing/converting CO2, comprising/using a CO2 capturing unit (2), a water electrolysis unit (5), an RWGS unit (8), an FT unit (13), a unit for converting by-products into syngas (28) and a hydrogen unit (20), in which a carbon dioxide separation unit (34) is arranged to: treat a first syngas (12) and a second syngas (29); produce a gaseous effluent depleted in carbon dioxide (18) and a gaseous effluent rich in carbon dioxide (35); and recycling the gaseous effluent rich in carbon dioxide (35) to the inlet of the RWGS section (8).
Resumen de: WO2025135512A1
The present disclosure relates to: a catalyst for an oxygen evolution reaction of a water electrolysis cell; a method for manufacturing same; and a membrane-electrode assembly for a water electrolysis cell, and a water electrolysis cell, comprising same. More specifically, by manufacturing a catalyst for oxygen evolution reaction of a water electrolysis cell, having a structure in which active particles fill pores between nanoparticles of a carrier assembly manufactured in various forms or penetrate into the carrier assembly while being supported by the carrier assembly, performance is improved while reducing the amount of noble metal used. The active particles have stronger bonds than a form in which active particles are simply supported, and thus the active particles and the carrier assembly can have improved durability.
Resumen de: WO2025135742A1
A control method of a high-temperature water electrolysis system, according to a first embodiment of the present invention, comprises the steps of: determining an operating temperature of a solid oxide water electrolysis stack in a high-temperature water electrolysis system including the solid oxide water electrolysis stack; selecting an operation mode of the solid oxide water electrolysis stack by comparing the operating temperature with a supply temperature of gas supplied to the solid oxide water electrolysis stack; determining a target voltage applied to the solid oxide water electrolysis stack according to the operation mode of the solid oxide water electrolysis stack; and applying the target voltage applied to the solid oxide water electrolysis stack in a step-up manner according to the operation mode of the solid oxide water electrolysis stack.
Resumen de: WO2025135743A1
The present invention provides a water electrolysis stack assembly and a hot box apparatus. In an embodiment, provided is a water electrolysis stack assembly including: a case including an upper surface part, a side surface part, and a gas outflow pipe formed in the side surface part; and a stack accommodated in an inner space of the case, wherein a surface pressure is applied to the stack by the upper surface part of the case.
Resumen de: US2024401211A1
Particular embodiments described herein provide for a synthetic fuel creation system. The synthetic fuel creation system includes a syngas creation station to create syngas, a crude creation station to create heavy syncrude, and a crude cracking station to convert the heavy syncrude into synthetic fuel. The synthetic fuel creation system can use an electrocatalysis system to create the syngas and the electrocatalysis system can include an anode, a cathode, oxygen evolution reaction catalysts, hydrogen/carbon monoxide evolution reaction catalysts, and an electrolyte, where a pH of the electrolyte is acidic during at least a portion of creation of the syngas.
Resumen de: AU2025211056A1
The purpose of the present disclosure is to provide an electrolytic cell stack capable of increasing the amount of product generated by electrolysis while suppressing the temperature rise of the cell stack. An electrolytic cell stack (101) according to the present disclosure comprises: an electrolysis unit cell (105) that has a hydrogen electrode containing Ni, an oxygen electrode, and a solid electrolyte membrane and is formed in the circumferential direction of a base tube; and an interconnector that electrically connects a plurality of electrolysis unit cells arranged in the axial direction of the base tube. When the distance between the ends of the oxygen electrode, oriented in the axial direction of the base tube, in each electrolysis unit cell is defined as the width W of the electrolysis unit cell, and the area on the base tube in which the plurality of electrolysis unit cells are arranged is divided into a first end portion (10), a central portion (11), and a second end portion (12) along the axial direction, the widths W1, W3 of the electrolysis single cells (105b, 105c) positioned in the first end portion and/or the second end portion is 1.5 to 3 times greater than the width W2 of the electrolysis unit cell (105a) positioned in the central portion.
Resumen de: WO2026151283A1
The present invention provides an AEM water electrolysis system comprising: an electrolytic cell; a cathode separator provided downstream of the electrolytic cell; a degassing device provided downstream of the cathode separator; and an anode separator provided downstream of the degassing device, wherein hydrogen of a KOH solution discharged from a cathode of the electrolytic cell is degassed through the cathode separator and the degassing device, and the KOH solution is continuously supplied to the electrolytic cell through the anode separator.
Resumen de: WO2026151905A1
A method for passively producing hydrogen from a geological formation includes drilling a plurality of lateral wellbores into an iron-rich geological formation from a mother wellbore extending from a surface location. Each of the plurality of lateral wellbores has an inclination along its length of less than 90 degrees. A biocide configured to inactivate hydrogen-consuming microbes is placed into the plurality of lateral wellbores and thereby into formation water that is flowed from the geological formation into the plurality of wellbores. Hydrogen gas effervesced from the formation water in the plurality of lateral wellbores is collected via the mother wellbore. The hydrogen gas is generated at least in part from a water reduction reaction of minerals of the geological formation with the formation water and risen through the plurality of lateral wellbores passively by buoyancy effects without pumping.
Resumen de: US20260199877A1
0000 A process for removing hydrogen from an oxygen gas stream includes electrolysing water in an electrolyser to generate a hydrogen-rich stream and an oxygen-rich stream. The oxygen-rich stream includes hydrogen. The process also includes feeding the oxygen-rich stream to a reactor having a gold-containing catalyst and contacting, in the reactor, the oxygen-rich stream with the gold-containing catalyst. The gold-containing catalyst includes gold and a second metal on an oxidic support and an oxygen partial pressure of the oxygen-rich stream in the reactor is greater than 1 bar.
Resumen de: US20260201588A1
0000 A chemical plant in which an electrolysis section is arranged to receive at least a portion of a first steam feed and electrolyze it to provide a hydrogen stream and an oxygen-enriched stream. A first heat exchanger is arranged to receive at least a portion of the oxygen-enriched stream and a combustion air stream to transfer heat from the oxygen-enriched stream to the combustion air stream. The heated combustion air stream and at least a portion of an off-gas stream are arranged to be combusted in at least one burner to provide a combusted gas stream. The first heat exchanger is arranged to receive at least a portion of the combusted gas stream and said water stream. The first heat exchanger is arranged to transfer heat from the at least a portion of the combusted gas stream to the water stream to provide a cooled combusted gas stream and a steam stream.
Resumen de: US20260201579A1
A hydrogen-producing cell includes a first and second electrode. The first electrode includes a cathode that includes a nickel single-atom graphdiyne porphyrin analogue (Ni-SGPA) catalyst material deposited on a substrate and the second electrode that includes an anode and a reference electrode. The electrolyte includes H2SO4. The cell also includes an electric power supply for applying a pulsed voltage between the foil and a reference electrode and counter electrode. Another hydrogen-producing cell includes a first and second electrode. The first electrode includes a cathode that includes a nickel single-atom graphdiyne porphyrin analogue (Ni-SGPA) catalyst material deposited on a substrate and the second electrode includes an anode and a reference electrode. The electrolyte includes KOH. The cell also includes an electric power supply for applying a pulsed voltage between the foil and a reference electrode and counter electrode.
Resumen de: AU2024420375A1
The purpose of the present invention is to improve the safety of a hydrogen production plant. This hydrogen production plant (1) comprises: a solid oxide electrolysis cell (SOEC) (10) which produces a hydrogen-containing gas; and a discharge stack (30) into which the hydrogen-containing gas produced by the SOEC (10) is introduced and which discharges the introduced hydrogen-containing gas to air. The discharge stack (30) has a spray unit (32) which supplies, to the hydrogen-containing gas introduced therein, cooling water for cooling the hydrogen-containing gas.
Resumen de: US20260201576A1
Methods and systems related to valorizing carbon dioxide are disclosed. A disclosed system includes a reverse water gas shift (RWGS) reactor, a carbon dioxide source connection fluidly connecting a carbon dioxide source to the RWGS reactor, an electrolyzer having an anode area and a cathode area, and a carbon monoxide source connection fluidly connecting the RWGS reactor to the cathode area. The RWGS reactor is configured to generate, using a volume of carbon dioxide from the carbon dioxide source connection, a volume of carbon monoxide in an RWGS reaction. The electrolyzer is configured to generate, using the electrolyzer and a reduction of the volume of carbon monoxide from the carbon monoxide source connection and an oxidation of an oxidation substrate, a volume of generated chemicals including hydrocarbons, organic acids, alcohol, olefins, or N-rich organic compounds.
Resumen de: US20260201582A1
0000 A symmetrical separator membrane for electrolysis of alkaline water and with homogeneous distribution of the pores. The membranes are obtained by dissolving a thermoplastic polymer in a dispersion comprising inorganic filler and organic solvent, degassing the solution, creating a membrane by applying the solution to a permeable medium positioned at the centre, with a double side casting technique in a coagulation bath, washing the membrane with alcohol, and drying the membrane. 0000 The present invention relates to a symmetrical separator membrane for electrolysis of alkaline water and with homogeneous distribution of the pores.
Resumen de: US20260201821A1
A thermal energy storage system with fluid flow insulation, the system including heated thermal storage blocks positioned within a housing, and a method for operating the thermal energy storage system, including providing a flow of fluid into the housing, the fluid convectively extracting heat from a top region, a side region and a bottom region of the thermal energy storage system, to generate heated fluid that insulates the thermal storage blocks from the housing and a foundation of the thermal energy storage system.
Resumen de: US20260201577A1
0000 The invention pertains to an electrolysis system with a high-pressure electrolyzer for producing hydrogen (H2) and oxygen (O2) at a nominal pressure (PN). The system includes multiple electrolysis cells, each with two half-cells separated by an ion-permeable membrane, forming an anode chamber and a cathode chamber. An oxygen product line connects to the anode chamber, while a hydrogen product line connects to the cathode chamber. The hydrogen and oxygen product lines lead to respective gas separators. The system features compressed gas accumulators for hydrogen and oxygen, enabling pressurized gas to be supplied to the electrolyzer on both sides, with adjustable primary pressures. The invention also includes a method for operating the system, where the electrolyzer is precharged with pressurized gas, and differential pressures are regulated to ensure efficient operation. This system supports both proton-exchange membrane (PEM) and alkaline electrolysis for high-pressure hydrogen and oxygen production.
Resumen de: US20260201578A1
0000 Electrolyser stack and production unit are provided, in which the electrolyser stack include endplates and pull rods extending between the endplates. Feet are arranged at the endplates whereby each foot includes a downwardly directed support surface arranged to abut onto a production unit track or handling unit track whereby the production unit tracks are arranged to extend in parallel with the length axis of the electrolyser stack and whereby the electrolyser stack is movable along the production unit track by sliding the feet along upward facing horizontal slide tracks of the production unit track.
Resumen de: US20260200556A1
A method (100) for transporting hydrogen from a floating wind turbine (10) to a watercraft (11) is proposed in order to transport environmentally friendly energy generated by an offshore wind turbine from the offshore wind turbine to land in a simple and safe manner, wherein hydrogen is provided in a holding tank (31) of a floating wind turbine (10), wherein a watercraft (11) with a transportation tank (36) is positioned at the floating wind turbine (10), wherein the hydrogen is conveyed from the holding tank (31) to the transportation tank (36) by means of a line (35) configured to convey the hydrogen.
Resumen de: US20260201585A1
A manufacturing process determination method for a determination target molecule includes obtaining an isotope ratio δD of deuterium to protium contained in the determination target molecule; and determining that the determination target molecule is a molecule produced using a method including electrolyzing for generating hydrogen molecules by electrolysis of a liquid containing water when the isotope ratio δD is less than or equal to a predetermined threshold value.
Resumen de: US20260202385A1
0000 The invention relates to a gas chromatographic system (1000) for detecting volatile organic compounds in an analyte (320) with a gas chromatograph (100) having an injector for injecting analyte (320), a pre-concentrator (120), a column (140) equipped with a stationary phase (141) and a gas detector (150) configured to detect the analyte (320) component eluted from the column (140). The invention suggests an aggregate (160) having an outlet coupled to the gas chromatograph (100) and being configured to receive and process a hydrogen containing medium (330) for generating hydrogen (310) and supplying the hydrogen (310) to the gas chromatograph (100). The invention further relates to such an aggregate (160) and to a method of operating such a chromatographic system.
Resumen de: US20260200820A1
0000 A system for converting CO<2 >to methanol includes a reverse water gas shift (“RWGS”) reactor configured to receive a first CO<2 >stream and a hydrogen gas stream under a sufficient temperature and a sufficient pressure for an RWGS reaction to proceed. The RWGS reactor outputs an exit stream that includes CO. The system also includes a heat exchanger/condenser in fluid communication with the RWGS reactor configured to remove water from products of the RWGS reaction to form a dried exit stream that includes CO; and a membrane contactor reactor configured to receive a combination of hydrogen, CO<2>, and the dried exit stream. The membrane contactor reactor also configured to output a first output stream including methanol dissolved in a sweep liquid and a second output stream including gaseous H<2>, gaseous CO, gaseous CO<2>, and gaseous methanol.
Resumen de: WO2026151470A1
Systems and methods for generating hydrogen. The method includes activating an aluminum composition via alloying with at least one metal, reacting the activated aluminum composition in an aqueous ionic solution to produce hydrogen, and adding a catalyst to the aqueous ionic solution and the activated aluminum composition to increase the reaction rate between the activated aluminum composition and the aqueous ionic solution.
Nº publicación: DE102025101252A1 16/07/2026
Solicitante:
THE YELLOW SIC HOLDING GMBH [DE]
The Yellow SiC Holding GmbH
Resumen de: DE102025101252A1
Reaktionszelle (1) zur solaren Molekülspaltung, die Reaktionszelle (1) aufweisend:- eine Sandwichstruktur (2), gebildet aus einem Bodenelement (3) und einem lichtdurchlässigen Deckelement (4),- eine innerhalb der Sandwichstruktur (2) angeordnete Elektrode (5), ausgebildet zur solaren Molekülspaltung,- eine Zuführeinrichtung (6), ausgebildet zur Zufuhr eines Elektrolyten (7) zu der Elektrode (5), und- eine Abführeinrichtung (8), ausgebildet zur Ableitung eines Reaktionsprodukts (10).
BOPI
Sede Electrónica
