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869
resultados
Última actualización
03/05/2026 [07:05:00]
Resultados 25 a 50 de 869
Resumen de: WO2025058457A1
The present application relates to a hybrid electrode comprising plasmonic nanoparticles and an electrolytic system comprising same. The hybrid electrode and the electrolytic system comprising same according to embodiments of the present application may reactivate a catalyst surface by utilizing a plasmonic phenomenon during an electrochemical reaction using a plasmonic-active electrode (antenna-reactor) composite electrode.
Resumen de: EP4733440A1
Systems and methods for wastewater utilization are described herein. In some approaches, the system (100) comprises a solid oxide electrolyzer (104) and a syngas upgrading unit (112). The solid oxide electrolyzer (104) comprises a first electrode (128), a second electrode (130) and an electrolyte (132). The syngas upgrading unit (112) receives at least a portion of a product stream (110) from the solid oxide electrolyzer (104) and generates a wastewater stream (102) comprising water and a hydrocarbon species. A recycle line (120) recycles the wastewater stream (102) from the syngas upgrading unit (112) to the first electrode (128) of the solid oxide electrolyzer (104). In some embodiments, the system (100) comprises a carbon dioxide supply (108) to co-feed carbon dioxide to the solid oxide electrolier (104) with the wastewater stream (102). In some embodiments, the system (100) comprises a separation unit (114) that separates the wastewater stream (102) from a product stream (110) of the syngas upgrading unit (112).
Resumen de: WO2024218273A1
A method for storing hydrogen in a plurality of subsea storages in a system. The system comprising an electrolyser source (100) for producing hydrogen at a source pressure; a downstream compressor (200) for compressing the hydrogen from the source pressure to a compressed higher pressure; and a plurality of storages (300) each for storing compressed hydrogen at the compressed higher pressure and each being subsea. The method comprising at least the steps of: producing hydrogen (1000) by the electrolyser source (100) at the source pressure; passing the hydrogen (2000) to the plurality of storages (300) through a bypass line (210) around the compressor (200); and storing the hydrogen (3000) in at least one of the plurality of storages (300) at a first pressure below the compressed higher pressure. A system for storing hydrogen in a plurality of subsea storages, the system comprising: an electrolyser source (100) for producing hydrogen at a source pressure; a downstream compressor (200) for compressing the hydrogen from the source pressure to a compressed higher pressure; a plurality of storages (300) each for storing compressed hydrogen at the compressed higher pressure and each being subsea; and a controller (400) for controlling the electrolyser source (100), the downstream compressor (200), and valves (310) to the plurality of storages (300). The controller (400) is configured for controlling the system in, at least, two alternative ways: A) passing the hydrogen, produced by
Resumen de: WO2025127502A1
Provided according to exemplary embodiments of the present invention is an ammonia decomposition system capable of minimizing the generation of iron nitride, which is a by-product.
Resumen de: WO2024200817A1
The invention provides a porous transport layer for an electrolyser or for a fuel cell, comprising - a first nonwoven layer of metal fibers provided for contacting a proton exchange membrane, wherein the first nonwoven layer of metal fibers comprises metal fibers of a first equivalent diameter, wherein the first nonwoven layer of metal fibers has a first surface roughness and a first porosity, - a second nonwoven layer of metal fibers, wherein the second nonwoven layer of metal fibers comprises metal fibers of a second equivalent diameter, wherein the second nonwoven layer of metal fibers has a second surface roughness and a second porosity, wherein the first surface roughness is below 10 µm, the first equivalent diameter is smaller than the second equivalent diameter, the first surface roughness is smaller than the second surface roughness for at least 20%, e.g., in a range of 20% to 120%, wherein the first porosity is smaller than the second porosity for at least 10%, e.g., in a range of 10% - 50%, and wherein the first nonwoven layer is metallurgically bonded to the second nonwoven layer.
Resumen de: WO2024200810A1
Porous transport layer for an electrolyser or for a fuel cell, comprising - a first nonwoven layer of metal fibers provided for contacting a proton exchange membrane, wherein the first nonwoven layer of metal fibers comprises metal fibers of a first equivalent diameter, wherein the first nonwoven layer of metal fibers has a first surface roughness and a first porosity, - a second nonwoven layer of metal fibers, wherein the second nonwoven layer of metal fibers comprises metal fibers of a second equivalent diameter, wherein the second nonwoven layer of metal fibers has a second surface roughness and a second porosity, wherein the first surface has a material ratio of less than 5 % of material at a height of 5 µm, and more than 70% of material at a depth of -5 µm, the first equivalent diameter is smaller than the second equivalent diameter, the first surface roughness is smaller than the second surface roughness for at least 20%, e.g., in a range of 20% to 120%, the first porosity is smaller than the second porosity for at least 10%, e.g., in a range of 10% to 50%, and wherein the first nonwoven layer is metallurgically bonded to the second nonwoven layer.
Resumen de: US20260110234A1
Embodiments of the invention relate to producing hydrogen from a subsurface formation by injecting a reactant into the subsurface formation and reacting the reactant with the subsurface formation to form at least one of hydrogen gas or a mineralized product within the subsurface formation. The hydrogen produced is collected or one or more components of the reactant is sequestered to form a mineralized product in the subsurface formation. Other embodiments of the invention relate to producing hydrogen by injecting a thermal fluid into the subsurface rock formation, where the thermal fluid includes a reactant. The reactant is reacted with components in the subsurface formation to form at least one of hydrogen gas mineralized sulfur, or mineralized carbon.
Resumen de: JP2026069234A
0001 【課題】合成燃料生成部での発熱を効果的に利用可能な合成燃料生成装置、合成燃料生成システムを提供する。 【解決手段】合成燃料生成装置１０Ａは、アノード集電体層２１、アノードガス拡散層２２、アノード触媒層２３、電解質層２４、カソード触媒層２５、カソードガス拡散層２６、カソード集電体層２７、が径方向に積層された水電解セル２０Ａを有し、水を電解して水素と酸素を生成する筒状の水電解部２０と、水電解部２０の筒内側に配置された筒状の内絶縁層４２と、内絶縁層４２の筒内側に配置され、水素と二酸化炭素により合成化合物と水を生成する合成燃料生成部３２と、を備えている。 【選択図】図１
Resumen de: WO2026081643A1
A hydrogen generator having a condensate water collection function, comprising a water tank, an electrolytic tank, a condensing and filtering device, a humidifier, and an integrated flow channel device, wherein the water tank comprises an accommodating space for accommodating electrolytic water; the electrolytic tank receives the electrolytic water to generate and output a hydrogen-containing gas; the condensing and filtering device is coupled to the electrolytic tank to condense and filter the hydrogen-containing gas; the humidifier comprises a water collection chamber and a humidification chamber isolated from each other; the water collection chamber is used for collecting condensate water generated from the hydrogen-containing gas after condensation, and the humidification chamber is used for accommodating make-up water and receiving the hydrogen-containing gas into the make-up water; and the integrated flow channel device is coupled to the water tank, the electrolytic tank, the condensing and filtering device, and the humidifier, so that the make-up water in the humidification chamber can be supplemented from the humidification chamber, the water collection chamber, and the condensing and filtering device into the water tank.
Resumen de: AU2024412535A1
A methanol production method comprising: a step (A) for acquiring a synthesis gas comprising at least carbon dioxide and hydrogen; a step (B) for reacting the synthesis gas in the presence of a catalyst to obtain a methanol mixture; a step (C) for distilling the methanol mixture to separate out each of methanol, a distillation waste liquid, and distillation wastewater; and a step (D) for subjecting the distillation waste liquid and/or the distillation wastewater to an organic matter decomposition treatment to obtain a decomposition gas and treated water.
Resumen de: WO2024206331A1
The present invention relates to a composition comprising about 90% to about 99.99% by weight of one or more non-crosslinked fluorinated sulfonyl fluoride polymers and about 0.01% to about 10% by weight of one or more precious metal catalyst, based on the total weight of the composition, where the one or more precious metal catalyst is uniformly distributed throughout the one or more non-crosslinked fluorinated sulfonyl fluoride polymer. Such a composition may be formed, for example by extrusion, into a cation exchange precursor and, after treatment, a cation exchange membrane. The resulting films and membranes have precious metal catalyst uniformly distributed throughout the layer of catalyst-containing polymer.
Resumen de: AU2024336445A1
The present invention relates to a method for obtaining hydrogen through water molecule dissociation using thermochemical reactions under (quasi-)isothermal conditions, which comprises the following steps: placing active material (103) in the reaction chamber (109) of a reactor (101); reducing the active material (103) by supplying heat; evacuating the oxygen produced through a first outlet (106); injecting water into the reaction chamber (109); oxidising the active material (103), thereby producing hydrogen; filtering the hydrogen produced through a selective filter (104) during the oxidisation of the active material (103); and evacuating the filtered hydrogen through a second outlet (107), thereby obtaining a flow of high-purity hydrogen. The invention also relates to a device for carrying out the method.
Resumen de: WO2026082793A1
The invention relates to a method and plant for producing hydrogen comprising an electrochlorination unit (10) and a water electrolysis unit (11). In the electrochlorination unit (10), seawater (12) or brine is electrolyzed to produce a liquid hypochlorite stream and an oxygen-polluted hydrogen gas stream. The hydrogen gas is separated from the liquid phase in a degasser vessel (18). High-purity hydrogen produced in the water electrolysis unit (11) from demineralized water (22) is divided into two portions, one portion (37) being mixed with the oxygen-polluted hydrogen in the degasser vessel (18) to form a non-flammable mixed gas, and the other portion (38) being supplied to an ejector (50) for compressing and further concentrating the mixed hydrogen. Optionally, residual oxygen is removed in a DE-OXO unit (54). The invention enables recovery and utilization of hydrogen from electrochlorination processes while improving overall hydrogen yield and safety.
Resumen de: WO2026082452A1
An electrolyser cell comprises a diaphragm which partitions the cell into a cathode chamber and an anode chamber and wherein an oxygen evolving anode electrode arranged at the anode chamber side of the diaphragm and a hydrogen evolving cathode electrode arranged at the cathode chamber side of the diaphragm is provided. A spacer is provided between the cathode electrode and the diaphragm, and/or between the anode electrode and the diaphragm which spacer is adapted to ensure contact between electrolyte fluid elements in the cathode and/or in the anode chamber and the diaphragm, and adapted to ensure a pre-determined non-zero distance D between the cathode electrode and/or the anode electrode and the diaphragm.
Resumen de: US20260110100A1
0000 Provided are systems and methods for multi-process generators employing fermentation, desalination, and electrolysis technologies. The generator system includes a fermentation compartment configured to receive a mixture of biomass waste and an anaerobic microorganism solution comprising bacteria for bioenergy production; an electrolysis compartment configured to receive an electrolyte solution comprising a saline mixture, the electrolysis compartment including first and second spaced apart electrodes at least partially submerged in the electrolyte solution; and a desalination compartment positioned between the fermentation compartment and the electrolysis compartment, the desalination compartment configured to receive a saline solution and comprising an anion exchange membrane separating the desalination compartment from the electrolysis compartment and a cation exchange membrane separating the desalination compartment from the fermentation compartment, wherein the desalination compartment is configured to perform ion exchange processes to produce freshwater.
Resumen de: WO2026083682A1
In a catalyst according to the present invention, at least one of an alkali metal element and an alkaline earth metal element, a ruthenium element and a carbon element are supported on a carrier containing cerium oxide.
Resumen de: WO2026083990A1
This method for manufacturing an electrode material for use in an electrode for a water electrolysis device comprises a step for obtaining a Raney nickel to be included in the electrode material. The step for obtaining a Raney nickel includes an alkali treatment step for eluting aluminum from an NiAl alloy by using an alkali substance. The component composition of the NiAl alloy excluding unavoidable impurities is represented by compositional formula Al3.00Ni(2.00-x)Cox (x is a value that satisfies 0.00
Resumen de: WO2026083991A1
This method for producing an electrode material used for an electrode of a water electrolysis device includes a step for obtaining Raney nickel contained in the electrode material. The step for obtaining Raney nickel includes an alkali treatment step for eluting aluminum from a NiAl alloy using an alkali substance. The component composition of the NiAl alloy, excluding inevitable impurities, is represented by the compositional formula Al3.00Ni(2.00 − x)Cux (x is a value satisfying 0.00 < x < 0.30).
Resumen de: WO2026083927A1
The present invention addresses the problem of providing a compound that is usable as an ammonia oxidation catalyst and has high catalytic activity. A tungsten oxide represented by NixCu1-xWO4 (where 0
Resumen de: WO2026083993A1
This electrode for a water electrolysis device comprises a base material and Raney nickel supported on the base material. This method for manufacturing an electrode comprises a step for obtaining Raney nickel. The step for obtaining Raney nickel includes an alkali treatment step for eluting aluminum from a NiAl alloy using an alkaline substance. The component composition of the NiAl alloy excluding unavoidable impurities is represented by compositional formula (I). (I): Al3.00Ni(2.00-(x+y))CuxFey In composition formula (I), y is a value satisfying 0.00≤y≤0.30; when y is a value satisfying y=0.00, x is a value satisfying 0.00
Resumen de: WO2026083989A1
This electrode for a water electrolysis device comprises a base material and Raney nickel supported by the base material. This method for producing an electrode involves a step for obtaining Raney nickel. The step for obtaining Raney nickel involves an alkali treatment step for eluting aluminum from a NiAl alloy with an alkali substance. In a cross section of the NiAl alloy, the proportion of the area occupied by a region with an aluminum content of 45-70 mol% is 85% or more.
Resumen de: US20260110102A1
0000 An electrochemical column module includes a column support, columns of electrochemical cells arranged in a row and disposed on the column support, electrical contacts configured to electrically connect the columns to a power source, a first conduit housing, a second conduit housing, an inlet conduit that extends through the first conduit housing and is fluidly connected to the columns, and an outlet conduit that extends through the second conduit housing and is fluidly connected to the columns.
Resumen de: WO2026083621A1
The present invention makes it possible to supply hydrogen gas from which impurities such as moisture and oxygen are suitably removed to a supply object that requires highly pure hydrogen gas. The present invention is provided with solenoid valves 7a, 7b which adjust the detection position of oxygen by an oxygen detection unit 8 and the flow rate of hydrogen gas Gh to a storage unit 20 in accordance with the control of a control unit 9, and is configured such that "a removal unit (a gas-liquid separation tank 3, a hollow fiber membrane filter 4, an oxygen removal filter 5, and a moisture removal filter 6)" and the oxygen detection unit 8 are housed in a housing 10, and the hydrogen gas Gh passed through the detection position is discharged into the housing 10. The hollow fiber membrane filter 4 is disposed so that the moisture separated from the hydrogen gas Gh can be discharged into the housing 10. When the hydrogen purity of the hydrogen gas Gh specified on the basis of the detection result by the oxygen detection unit 8 reaches a predetermined allowable purity for supply, the control unit 9 controls the solenoid valves 7a, 7b to supply the high purity hydrogen gas Gh to the storage unit 20.
Resumen de: WO2024257054A1
The invention relates to an ion-conducting membrane (10) for an electrochemical device, said membrane comprising a layer of a material comprising: - 5% to 30% by weight of a polymer binder and - 70% to 95% by weight of a powdered ceramic, the powdered ceramic comprising ceramic doped with yttrium oxide and/or ceramic doped with cerium oxide. The invention can be used to produce a non-porous membrane for low-temperature electrolysis (0°C to 150°C).
Nº publicación: EP4729656A1 22/04/2026
Solicitante:
SIEMENS ENERGY GLOBAL GMBH & CO KG [DE]
Resumen de: EP4729656A1
0001 A bipolar plate is provided that includes an inlet side, an outlet side opposite of the inlet side, a first side extending from the inlet side to the outlet side, and a second side parallel to the first side and extending from the inlet side to the outlet side. A perimeter is defined by the outer edges of the bipolar plate and an area is defined within the second perimeter. The perimeter is selected to reduce material in the bipolar plate. An electrolyzer stack is also provided.
BOPI
Sede Electrónica
