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789
resultados
Última actualización
15/09/2026 [08:08:00]
Resultados 100 a 125 de 789
Resumen de: WO2026175483A1
The present disclosure provides a converter system (100) for powering a plurality of hydrogen electrolyzers that are electrically coupled together to form at least one electrolyzer string (200). The converter system (100) includes a main power supply unit (10) configured to provide bulk power to the at least one electrolyzer string (200) such that a main current flows through the at least one electrolyzer string (200); an auxiliary power supply unit (20) comprising at least one DC/DC converter (21), which is electrically coupled with the at least one electrolyzer string (200) to inject or extract an adjustable current to or from the at least one electrolyzer string (200); and a control system (30) configured to control at least one of the main power supply unit (10) and the auxiliary power supply unit (20) for operating the converter system (100).
Resumen de: WO2026176844A1
Provided is an electrode laminate for an alkaline water electrolysis cell in which a short circuit due to breakage of a diaphragm is unlikely to occur while having a zero gap structure. The electrode laminate for an alkaline water electrolysis cell comprises: an anode that serves as an oxygen generation electrode; a cathode that serves as a hydrogen generation electrode; and a diaphragm that is interposed between the anode and the cathode and has hydroxide ion conductivity. The electrode laminate has a zero gap structure in which the anode, the diaphragm, and the cathode are laminated so as to be in contact with each other. The anode includes an anode stress relaxation layer, which is deformable by stress, on a surface that is in contact with the diaphragm, and/or the cathode includes a cathode stress relaxation layer, which is deformable by stress, on a surface that is in contact with the diaphragm.
Resumen de: US20260250126A1
A method for converting hydrogen sulfide (H2S) to hydrogen (H2) and sulfur(S) includes contact a H2S-containing feed gas stream with a molybdenum disulfide (MoS2) catalyst at a temperature of about 500 to about 1000° C., thereby converting at least a portion of the H2S to H2 and S and producing a spent catalyst in-situ and a residue gas stream leaving the reactor. A method for preparing the MoS2 catalyst in the form of a flower-like nanosheet microsphere. A method for preparing the MoS2 catalyst in the form of a nanosheet.
Resumen de: WO2026175476A1
A method (200) for handling a waste heat generated by at least one component of a wind turbine generator is presented. The method (200) comprises: - determining (210) that an inflow of thermal energy to at least one electrolyzer (121) is needed to control the at least one electrolyzer (121) to operate in a specific electrolyzer state; and - transferring (220) a turbine thermal energy TEturbine associated with at least a part of the waste heat from the wind turbine generator (101) to the at least one electrolyzer (121), by transferring the turbine thermal energy TEturbine from a turbine temperature controlling arrangement (310) to at least one electrolyzer temperature controlling arrangement (320) of the at least one electrolyzer (121) via a connection (322, 330, 340) between the turbine temperature controlling arrangement (310) and the at least one electrolyzer temperature controlling arrangement (320), respectively.
Resumen de: KR20260129632A
본 개시는 다공성 수송층, 이를 포함하는 수전해 셀 및 다공성 수송층의 제조방법에 관한 것이다. 본 개시의 일 측면에 따르면, 폭 방향을 기준으로, 일측으로부터 타측 방향으로 순차적으로 배치된 제1영역, 제2영역 및 제3영역을 포함하는 다공성 기재를 포함하며, 상기 제1영역 및 제3영역은 제1금속을 포함하고, 상기 제2영역은 상기 제1금속과 다른 제2금속을 포함하는 다공성 수송층을 제공한다.
Resumen de: KR20260129438A
본 발명은 내구성이 향상된 금속 분리판으로, 크롬(Cr)의 함량을 한정된 Ni-Cr계 합금이 코팅된 금속 분리판이다. 본 발명에 따른 금속 분리판은 전기전도성, 내식성 및 내구성이 우수하여 연료전지 스택 또는 수전해 스택의 분리판에 적용할 수 있다.
Resumen de: US20260249282A1
0000 An anion exchange polymer according to a preferred embodiment of the present invention includes a 4-X-quinuclidinium structure in which carbon corresponding to position 4 of a quinuclidinium ring is connected to a polymer main chain (X), and due to the absence of β-hydrogen placed in an anti-periplanar conformation with a nitrogen atom in the quinuclidinium ring, a Hoffmann elimination reaction does not occur. Therefore, there is the effect of having a chemically stable structure in a basic driving environment.
Resumen de: AU2025262351A1
A hydrogen generation device with a breathing detection function. The hydrogen generation device comprises an electrolytic cell, a gas pipe, a sensor, a valve switch and a controller, wherein the electrolytic cell is used for electrolyzing water to generate a hydrogen-containing gas; the gas pipe is in communication with the electrolytic cell and has a gas outlet, and the gas pipe is used for receiving the hydrogen-containing gas and outputting the hydrogen-containing gas through the gas outlet; the sensor is used for sensing the breathing of a user to generate a breathing signal; the valve switch is arranged in the gas pipe; and the controller is electrically connected to the valve switch and the sensor, and the controller opens the valve switch on the basis of an inspiration signal, and closes the valve switch on the basis of an expiration signal. Therefore, the present invention provides the hydrogen-containing gas, and does not provide the hydrogen-containing gas in an expiration state, such that not only can excessive pressure in a breathing tube be prevented, but also the hydrogen-containing gas can be prevented from rapidly flowing to a user when the user inhales again, thereby improving the practicability and the usage experience.
Resumen de: AU2025234540A1
A method for control of the individual catholyte and anolyte flows through a multitude of electrolyser stacks is provided wherein: a. each electrolyser stack (2) is adapted to perform electrolysis of water, and b. all electrolyser stacks (2) are served with an electric current and that, c. all electrolyser stacks (2) are served with anolyte flow (26), and d. all electrolyser stacks (2) are served with catholyte flow (27). It is preferred that e. differential pressure signals (28.1) at each electrolyser stack (2) is provided and, f. that catholyte control signals (43) and anolyte control signals (42) to each of a catholyte stack inflow valve actuator (44) and an anolyte stack inflow valve actuator (45) are provided for the regulation of each of an anolyte stack inflow valve (56) and a catholyte stack inflow valve (57). An electrolyser system is also provided.
Resumen de: WO2026174667A1
The present invention belongs to the technical field of photoelectrocatalysis. Specifically disclosed are a composite photoelectrocatalytic material, and a preparation method therefor and a use thereof. According to the present invention, first, a Bi-containing solution is used as an electrolyte for electrodeposition, a V-containing precursor solution is coated, and then annealing treatment is performed to obtain a BiVO4 matrix material; then, the BiVO4 matrix material is used as a working electrode, a Ni-containing solution is used as an electrolyte, and photo-assisted electrodeposition is performed to obtain NiO/BiVO4; and then a solution containing Ni5P4 nanoparticles is coated on the NiO/BiVO4 to obtain the composite photoelectrocatalytic material. The composite photoelectrocatalytic material obtained according to the present invention has a built-in electric field, and has high catalytic activity and excellent catalytic performance; the Ni5P4 greatly improves the yield and selectivity of H2O2; and the preparation method also has the characteristics of simple operation, time saving, and low energy consumption.
Resumen de: US20260250871A1
0000 An electro-energy or electro-synthetic cell, including a cathode, an anode and an electrode separator positioned between the cathode and the anode. A liquid electrolyte inlet supplies a liquid electrolyte to the cell, and a liquid electrolyte outlet removes the liquid electrolyte from the cell. The liquid electrolyte outlet includes an overflow weir over or through which excess liquid electrolyte flows out of the cell. In another form, one or more drippers are included as part of the liquid electrolyte inlet and/or the liquid electrolyte outlet and drip chambers are positioned below the drippers. In another form, one or more porous capillary structures are located in liquid pathways in the cell, for example in a liquid pathway provided by an overflow weir or adjacent a dripper. In another form, one or more restrictors are utilised that create a pressure drop in the liquid electrolyte passing through the restrictor.
Resumen de: DE102025107067A1
Die Erfindung betrifft ein Verfahren zur Aufbereitung von Rohwasser (1) für die Nutzung als Edukt-Wasser in einem Elektrolyseprozess, bei dem salzbeladenes Rohwasser (1) bereitgestellt und eine thermische Entsalzung des Rohwassers (1) durchgeführt wird, wobei Wärme (QIN) dem Rohwasser (1) zugeführt und dieses verdampft wird, wobei salzfreies Wasser (H2O) abgezogen wird, das als Edukt-Wasser (9) bereitgestellt und einem Elektrolyseprozess zugeführt wird, bei dem Wasserstoff (H2) als Produktgas erzeugt wird, wobei der erzeugte Wasserstoff (H2) verladen wird, indem der Wasserstoff (H2) einem exothermen Verladeprozess unterzogen wird, aus dem Wärme (QOUT) freigesetzt wird, wobei freigesetzte Wärme (QOUT) übertragen und als Heizwärme (QIN) dem Rohwasser (1) zugeführt und zur Verdampfung genutzt wird.Die Erfindung betrifft weiterhin ein Wasseraufbereitungssystem (11) zur Durchführung des Verfahrens.
Resumen de: US20260250853A1
0000 A hydrogen production system of the present disclosure includes a plurality of electrolyzers which produce hydrogen by electrolyzing a raw material, a plurality of power converters which convert three-phase AC power into DC power and supply the DC power to the plurality of electrolyzers, and a control device which controls the plurality of power converters. Each electrolyzer is connected to a different one of the power converters. The control device is configured to individually control a current or a voltage supplied from the plurality of power converters to each electrolyzer by individually controlling the plurality of power converters, and to control the current or the voltage supplied from the power converter to a measured electrolyzer based on a detection value detected by at least one detection unit of an inlet gas state detection unit, an outlet gas state detection unit, and a power supply physical quantity detection unit.
Resumen de: US20260250854A1
0000 A hydrogen production system of the present disclosure includes an electrolytic device, a plurality of electrical power conversion devices that convert three-phase AC power to DC power and supply the DC power to the electrolytic device, and a control device that controls the electrical power conversion devices. The electrolytic device is connected with the plurality of electrical power conversion devices connected in parallel with each other. The control device is configured to correct, when electrical power supply from some of the plurality of electrical power conversion devices to the electrolytic device is stopped, at least one of voltage and current of the electrical power conversion device that is continuing electrical power supply to the electrolytic device so that a later hydrogen production amount of the electrolytic device approaches a predetermined target amount.
Resumen de: WO2026176299A1
The present application relates to an advanced process for the decoupled production of hydrogen and carbon monoxide from hydrocarbons and carbon dioxide. This process combines the catalytic decomposition of hydrocarbons with the gasification of a solid carbon intermediate to separately produce and store hydrogen and carbon monoxide. From an industrial perspective, this process allows for an easy and highly flexible subsequent mixture of the two products that is critical for downstream processes.
Resumen de: US20260250857A1
An electrolysis device for producing hydrogen through electrochemical reaction from an aqueous alkali solution is disclosed. The electrolysis device includes an anodic half cell and a cathodic half cell. The anodic half cell and the cathodic half cell are separated via a membrane and the alkali solution can flow through the cathodic half cell. The anodic half cell includes an anodic electrode and the cathodic half cell includes a cathodic electrode. The anodic electrode, the cathodic electrode and the membrane form a membrane-electrode unit. In normal operation of the electrolysis device, an initial fill quantity of the alkali solution in the cathodic half cell can be changed only by diffusion processes through the membrane-electrode unit and/or through electrochemical reaction of the alkali solution in the membrane-electrode unit.
Resumen de: WO2025036406A1
An SOEC module and an SOEC water electrolysis hydrogen production device based on a multi-stack-core module. Said device comprises a steam generator, a mixer, an air heater and a plurality of SOEC modules; each SOEC module comprises a heat preservation shell provided with a hot air module inlet, a hydrogen-containing mixed steam module inlet, an oxygen-rich air module outlet and a product crude hydrogen module outlet, and a plurality of electrolytic cell stack cores arranged in the heat preservation shell; and each electrolytic cell stack core comprises a hot air single-stack inlet, a hydrogen-containing mixed steam single-stack inlet, an oxygen-rich air single-stack outlet and a product crude hydrogen single-stack outlet.
Resumen de: WO2025081243A1
Disclosed herein is an electrochemical cell comprising a porous tubular support adapted to conduct electricity, a bore of the support defining an inner channel configured to receive a flow of a first fluid therethrough; a tubular outer electrode; an electrolyte comprising a porous membrane, the porous membrane separating the porous tubular support and the tubular outer electrode; current collectors for enabling an electrical current to flow through the cell; and a housing for the electrochemical cell, a space between the housing and the tubular outer electrode defining an outer channel configured to receive a flow of a second fluid therethrough.
Resumen de: EP4796521A1
0001 A method for producing methane according the present disclosure includes: producing methane from a raw material gas containing ammonia and carbon dioxide in the presence of a catalyst containing a carrier and a transition metal.
Resumen de: GB2634782A
A method for manufacturing a catalyst coating 200 for a recipient component of a PEM electrolyser and a blended catalyst. The method comprising the steps of: processing a pre-used catalyst-coated donor component 202, to recover a quantity of a catalyst 203; converting the catalyst recovered from the donor component into a powder, thus producing a low-ECSA (electrochemical active surface area) recycled catalyst powder; and blending the recycled catalyst powder 203 with a quantity of high-ECSA unrecycled catalyst powder 204 to form a blended catalyst powder 205. ECSA represents a value for the active surface area of the catalyst and is related to the BET (Brunauer-Emmett-Teller) value.
Resumen de: EP4541945A1
The invention relates to Device for electrochemical reversible dihydrogen storage (1), said device comprising: a sealed chamber (2) intended to receive an electrolytic media (3) and gaseous dihydrogen (4), connection means (5) suitable for connecting the seal chamber to a gas circuit (6) and at least one first electrode (7), and at least one second electrode (8), arranged within the sealed chamber. The at least one second electrode is suitable to oxidize dissolved gaseous dihydrogen, in the electrolytic media, and form protons and to reduce protons and form gaseous dihydrogen according to formula 1: H2 ↔ 2H+ + 2e-, formula 1. The at least one first electrode comprises at least one redox couple My/Mx, insoluble in the electrolytic media, said at least one redox couple being arranged to exhibit at least two oxidation states and being suitable to be reduced from an oxidized state My to a reduced state Mx, and conversely, according to formula 2: My + pe- ↔ Mx, formula 2, wherein x and y are oxidation number. An absolute potential difference |ΔE| between a redox potential of the couple H+/H2, for a predetermined electrolytic media and a predetermined pressure range of gaseous dihydrogen, and a redox potential of the at least one couple My/Mx is lower than or equal to 0.6 V.
Resumen de: EP4796673A1
L'invention concerne un système destiné à assurer le fonctionnement sans interruption d'un électrolyseur de production d'hydrogène avec un compresseur à haute pression, comprenant un équipement de production d'hydrogène (1), un équipement de compression (4) de l'hydrogène dans des stockages à haute pression (5, 6), un réservoir tampon (3) de volume réduit, positionné entre l'équipement de production d'hydrogène (1) et l'équipement de compression (4), et un module de contrôle (7) configuré pour piloter le courant électrique alimentant l'équipement de production d'hydrogène (1) de manière à ce qu'il corresponde au débit de compression autorisé.
Resumen de: WO2025131321A1
The invention relates to a cell unit (12) comprising a cell layer (18) and an interconnector plate (28), wherein a periphery (22) of the cell layer (18) is attached to a periphery (30) of the interconnector plate, wherein a central portion (24) of the cell layer and a central portion (32) of the interconnector plate define a fluid volume (34) therebetween, and wherein a fluid guidance insert (52) is disposed in the fluid volumes, said fluid guidance insert defining a fluid channel system for conveying fluid between at least one fluid port of the cell unit and the fluid volume.
Resumen de: WO2025082675A1
The invention relates to a hydrogen-production plant comprising at least a first production line, comprising at least a first electrolysis device with a plurality of first electrolysis modules and comprising a first compressor device with a plurality of first compressor modules, and comprising a controller, comprising at least a schedule-creating module and a control module, wherein the schedule-creating module is designed for creating an activation schedule at least for the first electrolysis modules and for the first compressor modules on the basis of respective performance characteristics of the respective first electrolysis modules, respective performance characteristics of the respective first compressor modules and at least one predetermined optimization criterion, and wherein the control module is designed for activating the first compressor modules and the first electrolysis modules on the basis of the activation schedule created.
Nº publicación: EP4794821A1 26/08/2026
Solicitante:
UOP LLC [US]
UOP LLC
Resumen de: US2025171652A1
0000 Methods of continuously dispersing catalyst inks for use in coating processes are described. The catalyst ink is continuously mixed in a high shear mixing unit, and the mixed ink is sonicated in a sonication unit. Part of the sonicated catalyst ink is returned to the high shear mixing unit. The method provides continuous mixing and sonicating of the catalyst ink. The mixed and sonicated ink can then be applied to a substrate in a defined pattern.
BOPI
Sede Electrónica
