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496
resultados
Última actualización
27/06/2026 [06:48:00]
Resultados 250 a 275 de 496
Resumen de: WO2026127277A1
A solid oxide cell includes a support including a support plate and a leg portion supporting the support plate at an outer edge of the support plate, and a unit cell disposed opposite the leg portion on the support plate and including a fuel electrode, an air electrode, and an electrolyte disposed between the fuel electrode and the air electrode, in which, when a thickness direction of the support plate is a first direction, the outer edge of the unit cell overlaps the leg portion in the first direction.
Resumen de: US20260163034A1
A fuel cell system including a fuel cell stack configured to generate electric power using an anode gas and a cathode gas includes: a microprocessor configured to perform a series of power generation controls including an activation control based on an activation instruction, a normal power generation control based on a power generation target, and a stop control based on a stop instruction; and a normally-closed control valve including a movable valve body that abuts a seal member of a valve seat portion in a closed state. When the microprocessor determines that the control valve has not been opened before the stop control in the series of power generation controls, the microprocessor performs, in the stop control, a forced valve-opening process for opening the control valve.
Resumen de: WO2026127282A1
A separator for an electrochemical device includes a main plate and a protrusion disposed on at least one among one side and the other side of the main plate facing each other and having one end connected to the main plate and the other end being movable, wherein the main plate includes an accommodation space in which the other end of the protrusion moves.
Resumen de: WO2026125151A1
The invention relates to a fuel cell system (100) having at least two fuel cell stacks (11, 12), wherein: each fuel cell stack (11, 12) is assigned a cooling circuit (200, 300) and a coolant flows through each cooling circuit (200, 300); each cooling circuit (200, 300) comprises a coolant feed line (25, 35) and a coolant discharge line (26, 36); a first cooling circuit (200) of a first fuel cell stack (11) and a second cooling circuit (300) of a second fuel cell stack (12) are fluidically connected to one another by a collecting line (39), and the collecting line (39) is connected to a bypass line (27, 37); the bypass line (27, 37) can at least partially divert the coolant around a first vehicle radiator (23) arranged in a first vehicle radiator line (28) of the first cooling circuit (200) and/or around a second vehicle radiator (33) arranged in a second vehicle radiator line (38) of the second cooling circuit (300), and the collecting line (39) divides the bypass line (27, 37) into a first section (27) and a second section (37).
Resumen de: WO2026125226A1
The invention relates to a method for operating a fuel cell device (100) for a vehicle (190). The fuel cell device (100) has at least one fuel cell for providing electrical energy from hydrogen and oxygen, a hydrogen circulation system (120) for transporting hydrogen from a tank (137) via a fuel cell stack (105), a water separator (125) having a drain valve (127), a jet pump (130) and a recirculation fan (135) for conveying the hydrogen into the hydrogen circulation system (120). The method comprises a step of reading in a status signal and a step of outputting a control signal. In the reading-in step, the status signal is read in, wherein the status signal indicates a failure of the recirculation fan (135). In the outputting step, the control signal for controlling the recirculation fan (135) and/or a conveying unit (150) for conveying a mass flow through the jet pump (130) is output in response to the status signal.
Resumen de: WO2026124847A1
A recirculation device for recirculating recirculation gas drawn off from a fuel cell comprises a turbine region (26) and a compressor region (34) driven by the turbine region (26), wherein the turbine region (26) has a turbine inlet (40) to be connected to a process gas store (22) for supplying process gas to the turbine region (26), the compressor region (34) has a compressor inlet (46) to be connected to a fuel cell outlet (50) of a fuel cell (12) for supplying recirculation gas to the compressor region (34), and the compressor region (34) has a compressor outlet (60) to be connected to a fuel cell inlet (52) of the fuel cell (12) for supplying fuel cell gas to the fuel cell (12).
Resumen de: US20260163031A1
0000 A fuel cell system that includes an ejector on a path for introducing hydrogen into a fuel cell stack includes a control device, in which the control device acquires impedance when a current value of the fuel cell stack, a coolant temperature at an outlet of the fuel cell stack, and an atmospheric pressure, are each within a predetermined range, and when the impedance is greater than a predetermined threshold value, determination is made that the ejector is blocked.
Resumen de: WO2026128074A1
This disclosure provides redox cyclable molecules for energy storage. These molecules are either imidazothiazoles such as imidazo2,1-b1,3thiazol-7-ium, pyrazoliums or 1,2-benzisothiazoles. Molecules in these families are used as anolytes in redox flow batteries. In implementations, the redox flow batteries include one or more of a catholyte, a counterion, and a supporting electrolyte.
Resumen de: WO2026126534A1
In this information processing system, a parameter acquisition unit acquires a variation parameter (step S101). In step S102, a determination unit determines the residual amount of hydrogen stored in a hydrogen-storage alloy on the basis of the variation parameter acquired by the parameter acquisition unit and related information stored in a memory unit (step S102). In step S103, the determination unit registers, on a management table, the residual amount of hydrogen inside the cartridge determined in step S102 (step S103).
Resumen de: WO2024211793A2
A conjugate acid proton exchange polymer molecule includes an acidic aromatic unit in a main chain or a side chain, wherein the acidic aromatic unit is a conjugate acid of a basic aromatic unit, and a non-coordinating counter anion ionically linked with the acidic aromatic unit.
Resumen de: US20260171453A1
0000 A biofuel cell generates electricity by an oxidation-reduction reaction catalyzed by an enzyme, wherein the enzyme is immobilized on at least one of an anode and a cathode, the anode comprises a conductive material (1) and an electrode binder (1), the cathode comprises a conductive material (2) and an electrode binder (2), at least one of the electrode binder (1) and the electrode binder (2) comprises a polymer (A), the polymer (A) comprises a first structural unit derived from a nonionic ethylenically unsaturated monomer (a1), a second structural unit derived from an anionic ethylenically unsaturated monomer (a2), and a third structural unit derived from a crosslinking agent (a3), and the crosslinking agent (a3) has two or more ethylenically unsaturated bonds in one molecule.
Resumen de: US20260167059A1
0000 An electric energy managing system applied to an electric vehicle, comprises the following components. A first state-of-health (SOH) calculating circuit, calculates an overall SOH of a fuel cell of the electric vehicle. The overall SOH is associated with an aging condition of the fuel cell. A second SOH calculating circuit, calculates a SOH of a lithium battery of the electric vehicle. The SOH is associated with an aging condition of the lithium battery. An electric energy distribution circuit, calculates a first predefined ratio of an output power of the fuel cell with respect to a total electric energy demand of the electric vehicle according to the overall SOH of the fuel cell and the SOH of the lithium battery, and controls a second predefined ratio of the output power of the fuel cell with respect to an output power of the lithium battery according to the first predefined ratio.
Resumen de: US20260166490A1
0000 Provided is a redox-mediated electrodialysis multi-channel membrane module system for wastewater treatment and resource recycling. Provided is a redox-mediated bipolar membrane electrodialysis (RBED) process, which combines a bipolar membrane electrodialysis (BPED) process with a redox flow desalination process, the present invention is driven at a low potential via a redox reaction with a low operating potential instead of the water-splitting reaction used in conventional electrodialysis. Consequently, the system exhibits superior energy efficiency. By utilizing this redox-mediated multi-channel membrane module system, high-efficiency desalination and resource recycling are possible for wastewater generated during secondary battery manufacturing and metal recovery processes. Furthermore, the energy consumed for desalination and resource recycling can be recovered, thereby providing high energy efficiency and cost competitiveness.
Resumen de: US20260171447A1
Devices for operating fuel cell systems, the fuel cell systems including a stack of fuel cells and an anode subsystem for receiving the fuel for the stack, are provided herein. Methods for operating fuel cell systems are further provided.
Resumen de: US20260171446A1
A method for starting a fuel cell system is proposed, wherein the fuel cell system comprises at least one fuel cell stack and a compressor arrangement that has a first compressor, which is coupled to an electric motor, and a second compressor, which is coupled to a turbine arranged in a cathode path of the fuel cell system. The method can provide a first start mode and a second start mode, in which modes only the first compressor or both compressors is/are started, in particular depending on starting conditions and operating conditions of the fuel cell stack.
Resumen de: WO2026126525A1
The present invention addresses the problem of enabling storage of an appropriate amount of hydrogen in a building such as a house while enabling determination of the need for additionally supplying hydrogen to the building. This energy utilization system comprises a plurality of buildings (10) and a management device (40). The buildings (10) each have a fuel cell-type power generation device (23) supplied with hydrogen from a plurality of cartridges (20). The management device (40) determines, for each building (10), the need for addition of a cartridge (20) filled with hydrogen. The management device (40) executes: a first calculation process of calculating, for each building (10), the ratio of the number of empty cartridges (20) to the total number of the cartridges (20); a comparison process of comparing the ratio calculated by the first calculation process with a predetermined value; and a determination process of determining that addition of the cartridge (20) filled with hydrogen is necessary when the ratio exceeds the predetermined value as the result of the comparison by the comparison process.
Resumen de: US20260166904A1
0000 The invention relates to a method for printing a substrate (1) with a sealant and/or adhesive (2) using a template (3) which has an upper face (3.1), a lower face (3.2), and at least one recess (4) which extends from the upper face (3.1) to the lower face (3.2), comprising the steps of providing a substrate (1) which has a surface (1.1) to be printed comprising at least one local raised section (6), placing the template (3) on the at least one local raised section (6) such that a gap (5) remains between the lower face (3.2) of the template (3) and the surface (1.1) to be printed, applying the sealant and/or adhesive (2) onto the upper face (3.1) of the template (3), filling the at least one recess (4) of the template (3) with the sealant and/or adhesive (2) using a doctor blade (7) which is drawn over the upper face (3.1) of the template (3) in a specified doctor blade direction (8), wherein air present in the recess (4) can be forced out of the recess (4) via the gap (5). 0000 The invention additionally relates to an electrochemical cell comprising a printed seal (11).
Resumen de: US20260171434A1
The present invention relates to a bipolar plate (100) for a chemical energy converter (200, 300). The bipolar plate (100) comprises: a plurality of channels (101) for guiding operating media of the energy converter (200, 300),a plurality of supply openings (103) for supplying the plurality of channels (101) with operating media,a plurality of distribution channels (105) for distributing operating media to the plurality of channels (101), wherein respective distribution channels (105) of the plurality of distribution channels (105) extend between respective supply openings (103) of the plurality of supply openings (103) and respective channels (101) of the plurality of channels (101), and wherein respective supply openings (103) of the plurality of supply openings (103) have, on a distribution channel side which faces respective distribution channels (105) of the plurality of distribution channels (105), a curved edge region, at least in some regions.
Resumen de: US20260171438A1
0000 The invention relates to a method of operating a fuel cell system (1), with a fuel cell stack (2), to which a mass gas flow (4) with an oxidation agent is supplied via a gas conveying system (3), wherein the gas conveying system (3) comprises at least one compressor driven by an electric motor (7,8) having a pumping limit (27) and at least one turbine (12), driven by an exhaust mass flow (14) of the fuel cell stack (2), which comprises a cathode path having a cathode mass flow rate and a cathode pressure, wherein the compressor (7,8) can be driven at a variable speed, wherein the turbine (12) is associated with a turbine bypass (15) with a turbine bypass valve (16), wherein a stack bypass (17) is associated with the fuel cell stack (2) with a stack bypass valve (18), wherein the fuel cell system (1) operates in different operating ranges, in which the cathode mass flow and the cathode pressure are controlled. To simplify and/or improve operation of the fuel cell system (1), the turbine bypass valve (16) remains closed at high pressure ratios in a first operating range (I) in which the pumping limit (27) of the compressor (7.8) lies, wherein the cathode pressure is controlled via the speed of the compressor (7.8), wherein the cathode mass flow is controlled via the stack bypass valve (18).
Resumen de: US20260171441A1
The invention relates to a method for operating a fuel cell system, wherein hydrogen from a tank (21) and recirculated hydrogen from a recirculation circuit (50) are supplied to at least one fuel cell (101) via a fuel line (20) as anode gas, and in which the anode gas is removed from the recirculation circuit (50) by intermittently opening a purge valve (41), characterized in that the following steps are carried out:opening or closing the purge valve (41)sensing the pressure in the fuel line (20) upstream of a hydrogen metering valve (51),checking whether a sensed pressure profile matches the opening and/or closing of the purge valve (41).The invention further relates to a control device (27) for carrying out the method or individual method steps.
Resumen de: US20260171468A1
The invention relates to a redox flow battery, to an energy storage system including said redox flow battery, as well as to methods for delivering and/or storing electricity by means of said redox flow battery.
Resumen de: US20260168411A1
An energy storage system (TES) converts variable renewable electricity (VRE) to continuous heat at over 1000° C. Intermittent electrical energy heats a solid medium. Heat from the solid medium is delivered continuously on demand. Heat delivery via flowing gas establishes a thermocline which maintains high outlet temperature throughout discharge. The delivered heat which may be used for processes including power generation and cogeneration. In one application, the TES provides higher-temperature heat through non-combustible fluid to an alumina calcination system used to remove impurities or volatile substances and/or to incur thermal decomposition to a desired product.
Resumen de: US20260171449A1
0000 A fuel cell performance estimation device includes (A) a first means configured to sequentially acquire a voltage Vi and current Ii of a polymer electrolyte fuel cell at a timei and store them in a memory, (B) a second means configured to calculate a catalyst potential V
Resumen de: US20260166538A1
0000 A ferrocene-doped MOF-derived metal carbide electrocatalyst, and a preparation method and application thereof are disclosed. The preparation method includes: dissolving ZIF-8 in absolute methanol to prepare a solution A, and dissolving ferrocene monocarboxylic acid in DMF to prepare a solution B; uniformly mixing the solution A with the solution B to prepare a reaction solution, and performing a hydrothermal reaction on the reaction solution; and centrifuging, washing, oven-drying, and calcining and carbonizing a product obtained after the reaction to prepare the ferrocene-doped MOF-derived metal carbide electrocatalyst. The catalyst of the present disclosure has the advantages of porousness, multiple active sites, and the like, which further improve catalytic properties of the electrocatalyst. The electrocatalyst can be applied to a primary zinc-air battery as an oxygen reduction catalyst, and has excellent electrochemical properties under alkaline conditions (0.1 M KOH).
Nº publicación: US20260166522A1 18/06/2026
Solicitante:
UNIV SHINSHU [JP]
SHINSHU UNIVERSITY
Resumen de: US20260166522A1
To provide a layered platinate, a layered platinic acid, a platinic acid nanosheet, a platinum nanosheet, and a manufacturing method of the platinum nanosheet that are used for fabricating a platinum nanosheet usable as an electrocatalyst for fuel cells, a catalyst for purifying exhaust gas, a catalyst for synthesizing chemical products, and the like. The above-described problem is solved by a layered platinate comprising MxPtyOz·nH2O (where M is a monovalent metal), the MxPtyOz·nH2O being layered (the M being potassium and diffraction peaks are at 2θ diffraction angles of 13° and 26°); a layered platinic acid comprising HxPtyOz·nH2O, the HxPtyOz·nH2O being layered; a platinic acid nanosheet having a thickness of 1 nm or less; and a platinum nanosheet having a thickness of 0.6 nm or less.
BOPI
Sede Electrónica
