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484
resultados
Última actualización
15/09/2026 [06:53:00]
Resultados 325 a 350 de 484
Resumen de: WO2025017297A1
There is provided a method of preparing an ion-conducting membrane layer for a fuel cell or an electrolyser. The method comprises the steps of: (i) providing a donor substrate having opposing first and second surfaces and providing an ink disposed as a layer on the second surface, wherein the ink comprises a radiation absorber, an ion-conducting polymer, and a solvent; (ii) providing an acceptor substrate, wherein the second surface of the donor substrate faces towards the acceptor substrate; and (iii) irradiating the ink with laser radiation at a wavelength which is absorbed by the radiation absorber so as to transfer the ink from the donor substrate to the acceptor substrate.
Resumen de: US20260260922A1
An electrical power source that includes two flow batteries, which are held at different temperatures from one another and the potential difference of which can be tapped as useful voltage. Electrolyte liquids are conducted comprehensively across the two flow batteries. A heat store is additionally incorporated into the energy source and the electrolyte liquids are conducted through the heat store so that they have their respective temperatures on the input side of the respective flow batteries. The heat store is held in the upper region at the higher of the two temperatures by feed elements arranged in the upper region and in the lower region at the lower of the two temperatures by feed elements arranged in the lower region. The temperature profile therebetween is established in accordance with the state of charge of the heat store.
Resumen de: WO2025002942A1
The present invention relates to a method for recycling a membrane electrode assembly from a fuel cell or a reformer. Further, the present invention relates to a polymer or a polymer solution obtained from the method according to the invention and to the use of the obtained polymer or polymer solution.
Resumen de: WO2026181601A1
This management method is for managing fuel cell equipment (5A) provided with a plurality of fuel cell units (40). The management method includes, when the error (E) between required generated power (PREQ) and real generated power (PREAL) of the fuel cell equipment (5A) continuously deviates from a prescribed range for a prescribed period, correcting a power generation plan (XFC) representing instructed power generation (PFC) for the fuel cell equipment (5A), on the basis of an increase/decrease of the required generated power (PREQ) and the real generated power (PREAL).
Resumen de: DE102025107952A1
Eine Dichtungsanordnung (12) für einen Stapel (2) elektrochemischer Zellen (3), insbesondere Elektrolysezellen, umfasst einen Rahmen (9), welcher eine Nut (13) aufweist, in der sich eine Dichtung (19, 33) befindet. Es existiert eine im Nutgrund (14) ausgebildete, in Längsrichtung der Nut (13) verlaufende streifenförmige Erhebung (16), wobei die Dichtung (19, 33) den kompletten Nutgrund (14) einschließlich der Erhebung (16) kontaktiert.
Resumen de: WO2026181566A1
The present invention provides a novel method for manufacturing a multilayer structure that can be used for a member of an electrochemical device such as a fuel cell or a water electrolysis apparatus. The method for manufacturing a multilayer structure according to the present invention comprises: disposing, on a first laminate that is provided with a release liner and a first electrolyte film that contains a hydroxyl group-containing polymer, a second electrolyte film that has an acid content of 0.8 meq/g or more; and forming a second laminate that includes the release liner, the first electrolyte membrane, and the second electrolyte membrane in the given order. As an example, the second laminate is formed by a thermocompression bonding process in which the first laminate and the second electrolyte membrane are heated and compressed.
Resumen de: WO2026182110A1
Provided is a hydrogenated nitrile rubber allowing excellent stability of a conductive material dispersion liquid and excellent cycle characteristics of an electrochemical element containing the hydrogenated nitrile rubber. More specifically, the hydrogenated nitrile rubber contains acrylonitrile polymerization units and 1,3-butadiene polymerization units, has a iodine value of 100 mg/100 mg or less, and a bulk specific gravity of 0.7 g/cm3 or more.
Resumen de: WO2026180430A1
The invention relates to an anion-conducting membrane intended for use in a membrane-electrode assembly (MEA) for a fuel cell or electrolyzer, as well as a method for producing same. The membrane contains a non-porous composite film of a hydrophobic polymer and magnesium hydroxide particles of formula Mg(OH)2, the concentration of magnesium hydroxide particles in the non-porous composite film being greater than 40% by mass of the mass of the non-porous composite film.
Resumen de: WO2026182109A1
Provided is a low ash-content hydrogenated nitrile rubber allowing excellent stability of a conductive material dispersion liquid and excellent capacity characteristics, cycle characteristics and high temperature storage characteristics of an electrochemical element containing the low ash-content hydrogenated nitrile rubber. More specifically, the hydrogenated nitrile rubber contains acrylonitrile polymerization units and 1,3-butadiene polymerization units, has a iodine value of 100 mg/100 mg or less, and an ash content of 0.7 mass % or less.
Resumen de: WO2026181732A1
This fuel cell unit is provided with a plurality of fuel cell stacks, a cooling water path, a supply device, a plurality of regulating valves, a first measuring device, and a control device. The cooling water path is a path through which cooling water for cooling the plurality of fuel cell stacks circulates. The supply device is a device that supplies the cooling water to the plurality of fuel cell stacks. The plurality of regulating valves regulate the supply flow rate of the cooling water to each of the plurality of fuel cell stacks. The first measuring device measures the temperature of the cooling water discharged from each of the plurality of fuel cell stacks. The control device controls the supply device and the plurality of regulating valves to regulate the flow rate of the cooling water according to the temperature of the cooling water measured by the first measuring device.
Resumen de: WO2026182331A1
One embodiment of the present invention provides a method for preparing a double perovskite cathode oxide, the method comprising the steps of: forming a precursor solution including a Pr precursor, a La precursor, a Nd precursor, a Na precursor, a Ca precursor, a Ba precursor, a Sr precursor, a Co precursor and an Fe precursor; forming a reaction solution by adding a chelate anchoring point and a crosslinking agent to the precursor solution; and reacting the reaction solution.
Resumen de: WO2026181233A1
Provided is a control device (22) for a fuel cell system (12) comprising a plurality of fuel cell units (14) and a cooling device (18) that includes a refrigerant circuit (26) through which flows a refrigerant for cooling the plurality of fuel cell units. The control device (22) acquires temperature information indicating the temperature (Tfc) of each among the plurality of fuel cell units, determines whether the deviation degree (DV) of the temperatures of the plurality of fuel cell units is equal to or greater than a deviation threshold (THdv) when the output distributions of the plurality of fuel cell units are set to be equal, and, if the deviation degree is equal to or greater than the deviation threshold, controls the cooling device to execute at least one from among a first cooling enhancement process and a second cooling enhancement process.
Resumen de: WO2026182112A1
Provided is a hydrogenated nitrile rubber which is excellent in terms of the dispersibility and stability of a conductive material dispersion, the peel strength and flexibility of an electrode, and the resistance characteristics and cycle characteristics of an electrochemical element. This hydrogenated nitrile rubber comprises 15-50 mass% of an acrylonitrile polymerization unit and 50-85 mass% of a 1,3-butadiene polymerization unit, wherein: the total ratio of a 1,2-bonding unit and a hydride unit thereof in the 1,3-butadiene polymerization unit is at most 30 mass%; and the hydrogenated nitrile rubber contains an anti-aging agent and has a weight-average molecular weight (Mw) in the range of 10,000-2,500,000 and an iodine value of at most 100 mg/100 mg.
Resumen de: US20260260917A1
A control device includes an idle stop determination unit that determines a transition from a normal operation in which a fuel cell generates electric power to an idle stop operation in which electric power generation of the fuel cell is temporarily stopped and determines a return from the idle stop operation to the normal operation, and a return processing unit that when the idle stop determination unit determines the return to the normal operation, causes a fuel gas supply device to start supplying a fuel gas to the fuel cell and causes an oxygen-containing gas supply device to supply an oxygen-containing gas.
Resumen de: US20260260910A1
The disclosure relates to a fuel cell system consisting of at least a fuel cell, a coolant circuit having a coolant pump and a heat exchanger, a water separator, and a fan, which generates a gaseous medium flow, in particular an air flow, in the direction of the heat exchanger, wherein by means of a cooling device, which has a conveying device, the water separated in the water separator reaches a discharge device which, by means of spray nozzles, sprays the water into the environment, wherein by means of the spray nozzles, the discharge device sprays the water in a direction opposite of the direction of the medium flow generated by the fan.
Resumen de: DE102025107921A1
Ein stapelförmig aufgebautes elektrochemisches System (1) umfasst eine Anzahl Bipolarplatten (11), welche jeweils aus zwei Halbblechen (12, 13) aufgebaut sind, wobei sich zwischen den Halbblechen (12, 13) ein Kühlmittelraum (14) zur Kühlung eines Aktivbereichs (8) einschließlich mindestens eines Betriebsmediums befindet, und wobei Ports (10, 16, 17) in den Bipolarplatten (11) zur Zu- und Abführung von Kühl und Betriebsmedien vorgesehen sind. Es existieren zwei Portreihen (15), in denen jeweils ein Kühlmittelport (10) in einer Reihe zwischen zwei Betriebsmittelports (16) angeordnet ist, wobei eine ringförmig geschlossene Dichtung (19) die beiden Kühlmittelports (10) und den Aktivbereich (8), nicht jedoch die Betriebsmittelports (16), umgibt.
Resumen de: WO2026181600A1
Provided is an aqueous negative electrode electrolyte solution for a redox flow battery, the electrolyte containing an aqueous solvent and an iron complex. The iron complex contains at least three phenol skeletons coordinated with iron ions.
Resumen de: DE102025107857A1
Die hier offenbarte Technologie betrifft erfindungsgemäß ein Verfahren zum Ermitteln eines Prozessgasanteils (50) in einem Energiewandlersystem (10), aufweisend: Ermitteln eines ersten Erwartungs-Prozessgasanteils (51) mit einer ersten Vorgehensweise, Ermitteln eines zweiten Erwartungs-Prozessgasanteils (52) mit einer zweiten Vorgehensweise, die sich von der ersten Vorgehensweise unterscheidet, Zuordnen einer ersten Normalverteilung (53) zum ersten Erwartungs-Prozessgasanteil (51), Zuordnen einer zweiten Normalverteilung (54) zum zweiten Erwartungs-Prozessgasanteil (52) und Durchführen einer stochastischen Kombination der ersten Normalverteilung (53) mit der zweiten Normalverteilung (54) und Ermitteln des Prozessgasanteils (50) basierend auf der stochastischen Kombination. Die Technologie betrifft ferner eine Vorrichtung, ein Brennstoffzellensystem (10), ein Fahrzeug (100) und ein Computerprogrammprodukt (60) zum Durchführen des Verfahrens sowie ein computerlesbares Speichermedium (90), auf welchem das Computerprogrammprodukt (60) gespeichert ist.
Resumen de: WO2026181291A1
A control device (10) includes: a power generation control unit (30) that controls first and second fuel cell systems such that a power generation amount generated by a first fuel cell in a first state (U1) and a power generation amount generated by a second fuel cell in a second state (U2) are equal; and an output change amount determination unit (32) that determines a first change amount (r1) of cathode gas from a first cathode gas output device and a second change amount (r2) of cathode gas from a second cathode gas output device, wherein, on the basis of the first change amount and the second change amount, the power generation control unit controls the first and second cathode gas output devices so as to cause cathode gas to be output.
Resumen de: DE102025000758A1
Die vorliegende Entwicklung betrifft einen Kondensatsammler (10) für ein Brennstoffzellensystem (5), umfassend:- ein Sammlergehäuse (11), welches einen gegenüber einer Horizontalen geneigten Boden (12) aufweist,- einen Sammelbereich (32), in welchen der geneigte Boden (12) mündet oder welcher in einer Ablaufrichtung des Kondensats (8) an den geneigten Boden (12) angrenzt,- eine im oder am Sammelbereich (32) angeordnete Ventilanordnung (16) zum Ablassen des sich im Sammelbereich (32) ansammelnden Kondensats (8) und- eine in einem vorgegebenen Abstand zum Sammelbereich (32) am geneigten Boden (12) vorgesehene Ablaufbarriere (40) für das Kondensat (8).
Resumen de: WO2026180505A1
The invention proposes a method for operating a fuel cell system (1), in which at least one fuel cell (2) is supplied via an anode gas supply line (3) with an anode gas which is stored in at least one compressed gas container (4) under high pressure, wherein the pressure in the anode gas supply line (3) is set by means of a pressure regulator (5). According to the invention, the following steps are carried out in order to determine the state of ageing of the pressure regulator (5): a) provoking a pressure drop in the anode gas supply line (3) by abruptly increasing the anode gas mass flow in the anode gas supply line (3) such that the pressure in the anode gas supply line (3) drops from an initial pressure (p1) to a defined, lowered pressure (p2), b) restoring the initial pressure (p1) by means of the pressure regulator (5) and determining the time (t) that the pressure regulator (5) requires for restoring the initial pressure (p1), and c) comparing the determined time (t) with at least one reference value (t') which is characteristic of a specific state of ageing of the pressure regulator (5). The invention also relates to a control device which is suitable for carrying out the method according to the invention or individual steps of the method.
Resumen de: US20260258290A1
A sheet contains swelling clay and non-swelling clay and exhibits excellent water resistance in high-temperature environment. The swelling clay contains a first component and a second component with different structures. The non-swelling clay is clay in which ions of the first component and the second component are exchanged in a dispersion medium, and is clay that exhibits a non-swelling property by heating. The sheet includes the first component (Li-substituted swelling clay), the second component (Na-type montmorillonite or K-type montmorillonite), and optionally a third component (filler), that is optionally contained. When a total weight of all components is set to 100 wt %, a content of the first component is 25 wt % or more and 80 wt % or less, a content of the second component is 10 wt % or more and 50 wt % or less, and a content of the third component is 0 wt % or more and 80 wt % or less.
Resumen de: US20260257990A1
An amidinium-functionalized compound, characterized in that the compound has a structure according to General Formula I or General Formula II wherein ⋅R5 and R9 are any substituent different from hydrogen; ⋅R1 to R4 are independently selected from the group consisting of an alkyl group, an alkenyl group, an alkynyl group, an aralkyl group, an alkaryl group, an aryl group and a heteroaryl group, or any of R1 and R3, R1 and R4, R1 and R2, R3 and R4, R2 and R3, or R2 and R4 represent the necessary atoms to form a five- to eight-membered non-aromatic ring; ⋅R6 to R8 are independently selected from the group consisting of hydrogen, an alkyl group, an alkenyl group, an alkynyl group, an aralkyl group, an alkaryl group, an aryl or heteroaryl group, a halogen group, an ether group, a nitro group, an amine group, or any of R5 and R6, R6 and R7, R7 and R8, or R8 and R9 represent the necessary atoms to form a five- to eight-membered ring; X— is an anion; and wherein ⋅at least one of R1 to R9 comprises a polymerizable group or comprises the necessary atoms to link the amidinium group to a polymer.
Resumen de: DE102025000751A1
Die vorliegende Entwicklung betrifft einen thermischen Kreislauf (40) für eine Kraftfahrzeugbrennstoffzelle (20) umfassend, eine mit einer Brennstoffzelle (20) thermisch gekoppelte und von einem Fluid durchströmbare Fluidleitung (41) sowie einen mit einem thermischen Reservoir (60) koppelbaren Wärmetauscher (50), welcher mit der Fluidleitung (41) thermisch gekoppelt und dazu ausgestaltet ist, zur Temperierung der Brennstoffzelle (20) in einem Standby-Betrieb, thermische Energie vom thermischen Reservoir (60) an das durch die Fluidleitung (41) strömende Fluid zu übertragen.
Nº publicación: WO2026182638A1 03/09/2026
Solicitante:
LIMITED LIABILITY CO DAGLITHIUM [RU]
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Resumen de: WO2026182638A1
The invention relates to the field of electrochemical energy generation, and more particularly to energy storage systems comprising chemical power sources based on metal-sulfur batteries with a flowing electrolyte. The technical result of the invention consists in increasing the energy density and service life of a metal-sulfur flow battery. A metal-sulfur flow battery comprises separate anolyte and catholyte containers, and at least one electrochemical cell having two electrode frames, wherein a cathode and an anode having external terminals are fastened to the outer surface of said frames, a cation-conducting membrane is fastened between the inner surfaces of the frames such that a zero gap is formed between the anode and the cathode, and the interior of the frames is filled with an anolyte and a catholyte, the containers being designed to be capable of providing to the interior of the frames a supply of a non-aqueous electrolyte containing at least one salt of a metal selected from the group consisting of Li, Na, K, Mg, Ca, Ba, Zn, dissolved in a single-component or binary aprotic solvent, to which graphene oxide is added.
BOPI
Sede Electrónica
