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392
resultados
Última actualización
26/04/2026 [06:49:00]
Resultados 250 a 275 de 392
Resumen de: WO2026078144A1
The present disclosure relates to a methods and systems for determining performance characteristics of one or more cells of a solid oxide cell stack. A method comprises the steps of: operating the one or more cells in electrolysis mode or fuel cell mode with a first current density across the one or more cells; switching the first current density to a second current density to generate a voltage transient curve in response; and comparing a representation of the voltage transient curve with a reference parameter to determine the performance characteristics of the one or more cells of the solid oxide cell stack. The present disclosure further relates to electrolysis systems comprising: a solid oxide cell stack; and a control system.
Resumen de: DE102024129391A1
Die hier offenbarte Technologie betrifft erfindungsgemäß ein Brennstoffzellensystem (10) für ein Fahrzeug (100), aufweisend: eine Brennstoffzelle (11) mit einer Anode (12) und einer Kathode (13), einen Anodeneinlasspfad (15) zum Leiten von Anodengas in die Anode (12), einen Anodenauslasspfad (16) zum Leiten von Anodenauslassfluid aus der Anode (12), einen ersten Wasserabscheider (18) zum Abscheiden von Wasser aus dem Anodenauslassfluid, einen Kathodeneinlasspfad (26) zum Leiten von Kathodengas in die Kathode (13), einen Kathodenauslasspfad (27) zum Leiten von Kathodenauslassfluid aus der Kathode (13), einen zweiten Wasserabscheider (20) zum Abscheiden von Wasser aus dem Kathodenauslassfluid, einen Abgaspfad (28) zum Leiten von Abgas aus dem Brennstoffzellensystem (10) heraus, einen ersten Fluidpfad (19) zum Leiten von Wasser aus dem zweiten Wasserabscheider (20) in den Abgaspfad (28) und einen zweiten Fluidpfad (31) zum Leiten von Wasser aus dem ersten Wasserabscheider (18) in den zweiten Wasserabscheider (20). Die Technologie betrifft ferner ein Fahrzeug (100) mit dem Brennstoffzellensystem.
Resumen de: US20260106180A1
The present invention relates to an electrode with improved electron transfer ability, including: a support; and a composite structure formed on the support and in which an enzyme layer assembly including cationized ferritin and an enzyme is repeated, a manufacturing method thereof, and an application thereof.
Resumen de: DE102024209882A1
Die Erfindung betrifft eine Polarplatte (110), insbesondere eine Monopolarplatte (110) oder eine Bipolarplatte (110), für einen elektrochemischen Zellenstapel (10, 60), bevorzugt einen Brennstoffzellenstapel (10) oder einen Elektrolysezellenstapel (60), wenigstens umfassend einen radialen (Rr) Innenbereich (112) für einen Fluidtransport wenigstens eines Mediums des Zellenstapels (10, 60) sowie einen sich daran nach radial (Rr) außen anschließenden radialen (Rr) Außenumfangsabschnitt (114) der Polarplatte (110), wobei der Außenumfangsabschnitt (114) einen von einer Plattenebene der Polarplatte (110) in eine Dickenrichtung (Ar) der Polarplatte (110) wegstehenden Axialbund (116) aufweist.
Resumen de: WO2026079821A1
The present invention relates to a direct carbon dioxide capture system for the atmosphere and the ocean. The direct carbon dioxide capture system for the atmosphere and the ocean, according to one embodiment of the present invention, comprises: a fuel cell unit for generating electric power by using air in the atmosphere; a first capture unit connected to the fuel cell unit and directly capturing carbon dioxide from air discharged from the fuel cell unit; a second capture unit connected to the first capture unit and receiving seawater and directly capturing carbon dioxide from the seawater; and a fuel generation unit connected to the first capture unit and the second capture unit and generating carbon-neutral fuel by using carbon dioxide captured by at least one of the first capture unit and the second capture unit.
Resumen de: DE102024209950A1
Ein Brennstoffzellensystem umfasst wenigstens eine Brennstoffzelle (3), einen Kühlkreislauf mit einem ersten Wärmetauscher (15) in thermischem Kontakt mit der wenigstens einen Brennstoffzelle (3), einen zweiten Wärmetauscher (7) in thermischem Kontakt mit der Umgebung, und einer Pumpe (6) zum Umwälzen von Wärmeträgerfluid zwischen den Wärmetauschern (15, 7), Temperatursensoren (13, 14) zum Erfassen einer Temperaturdifferenz (dTist) zwischen Vor- und Rücklauf (11, 5) des ersten Wärmetauschers (15) und einen Regelkreis (16) zum Regeln des Durchsatzes (q) der Pumpe (6) anhand der Temperaturdifferenz (dTist). Der Regelkreis (16) ist eingerichtet, bei niedriger Leistung (Pmin) der Brennstoffzelle einen niedrigeren Sollwert (dTsoll) der Temperaturdifferenz festzulegen als bei hoher Leistung (Pmax).
Resumen de: DE102024209892A1
Die vorgestellte Erfindung betrifft ein computerimplementiertes Verfahren (100) zum Bestimmen eines Ansteuersignals für mindestens einen Ventilator (311) eines Radiators (309) in einem Kühlmittelkreislauf (307) für einen Energiewandler (300) und eines Kondensators (317) in einem Kältemittelkreislauf (319),wobei das Verfahren (100) umfasst:- Bestimmen (101) einer Kühlanforderung des Radiators (309) in dem Kühlmittelkreislauf (307) des Energiewandlers (300) und einer Kühlanforderung des Kondensators (317) in dem Kältemittelkreislauf (319),- Einstellen (103) eines Ansteuersignals für den mindestens einen Ventilator (311) des Radiators (309) in dem Kühlmittelkreislauf (307) des Energiewandlers (300) und des Kondensators (317) in dem Kältemittelkreislauf (319) in Abhängigkeit der bestimmten Kühlanforderungen,wobei zum Bestimmen der Kühlanforderung des Radiators (309) in dem Kühlmittelkreislauf (307) des Energiewandlers (300) ein Wärmestrom, der durch einen Kondensator (317) in einem Kältemittelkreislauf (319) auf einen aus einer Umgebung anströmenden Luftmassenstrom einwirkt, berücksichtigt wird.
Resumen de: US20260102754A1
A reactor system and methods of operating are described herein. In some approaches, the system comprises a reactor body defining an internal cavity and a three-dimensional structure disposed in the internal cavity. The three-dimensional structure comprises an ionic conductor. A power supply is coupled to the three-dimensional structure generate an ionic current in the three-dimensional structure to control a temperature of the reactor. In some embodiments, the three-dimensional structure comprises multi-layer structure with alternating layers of the ionic conductor and the electronic conductor. In some embodiments, the system comprises a controller in operative communication with the power supply. The controller may control the amount of heat energy input to the reactor by adjusting the parameters of the power supply. In some embodiments, a catalyst is disposed in the three-dimensional structure.
Resumen de: DE102024129651A1
Die hier offenbarte Technologie betrifft erfindungsgemäß ein Verfahren zum Betreiben eines Brennstoffzellensystems (10), wobei das Brennstoffzellensystem (10) eine Brennstoffzelle (11) mit einer Anode (12) und einer Kathode (13), einen Anodeneinlasspfad (15) zum Leiten von Brennstoff hin zur Anode (12), einen Anodenabgaspfad (16) zum Leiten von Anodenabgas aus der Anode (12), eine Ermittlungseinheit (30) zum Ermitteln einer Brennstoffkonzentration in und/oder an der Anode (12) und einen Brennstoffsensor (14) zum Ermitteln einer Brennstoffkonzentration (33) in und/oder an der Anode (12) umfasst und das Verfahren aufweist: Ermitteln einer aktuellen und/oder einer bevorstehenden Brennstoffkonzentration (33) in und/oder an der Anode (12) durch die Ermittlungseinheit (30) und Aktivieren des Brennstoffsensors (14) basierend auf der ermittelten Brennstoffkonzentration (33). Die Technologie betrifft ferner eine Vorrichtung, ein Brennstoffzellensystem (10), ein Fahrzeug (100) und ein Computerprogrammprodukt (50) zum Durchführen des Verfahrens sowie ein computerlesbares Speichermedium (60), auf welchem das Computerprogrammprodukt (50) gespeichert ist.
Resumen de: WO2026080710A1
Single channel liquid membrane cell assemblies and cell bodies are disclosed. In some embodiments, the single channel liquid membrane cell assembly includes an elongate cell body having an elongate opening, a first bipolar plate adjacent the cell body, and a first gas diffusion electrode disposed between the cell body and the first bipolar plate. The first gas diffusion electrode spans across the entire length and width of the elongate opening of the cell body. The single channel liquid membrane cell assembly additionally includes a second bipolar plate adjacent the cell body such that the cell body is disposed between the first and second bipolar plates. The elongate opening horizontally defines an open area and the first gas diffusion electrode and the second bipolar plate vertically define the open area therebetween.
Resumen de: WO2026079546A1
The present invention relates to a method for manufacturing a reinforced composite membrane and a reinforced composite membrane manufactured thereby. The method for manufacturing a reinforced composite membrane according to the present invention can minimize the difference in hydrophilic and hydrophobic properties between a porous support and a polymer electrolyte, and improve the impregnation properties of the polymer electrolyte.
Resumen de: WO2026077889A1
The invention relates to a method (100) for producing an electrochemical cell element (10) comprising an electrochemical cell (14), in particular an electrolysis cell (14), and an interconnector (24), the electrolysis cell (14) having at least three functional layers (26) and a metal cell substrate (22), the interconnector (24) having projections (16). According to the invention, the interconnector (24) is connected to the cell substrate (22) by means of a plurality of micro-welded connections (34), each micro-welded connection (34) being arranged on a projection (16).
Resumen de: WO2024232621A1
The present invention relates to a fuel cell humidifier comprising: a humidification module which uses wet gas to humidify dry gas to be supplied to a fuel cell stack; a first cap which is coupled to one end of the humidification module; and a second cap which is coupled to the other end of the humidification module, wherein the humidification module comprises: a cartridge which includes a bundle of hollow fiber membranes; a mid-case in which the cartridge is accommodated; and a flow path change unit which is disposed between the inner surface of the mid-case and the outer surface of the cartridge.
Resumen de: AU2025237985A1
Abstract An electrochemical fuel conversion system and a method of operating the same. The electrochemical fuel conversion system comprising a plurality of cells arranged in groups and a plurality of switches. The switches are for selectively engaging and disengaging respective 5 ones of the cells or groups with a circuit. The method comprises repetitively and sequentially increasing and then decreasing a number of cells or groups in engagement with the circuit in an oscillatory pattern. Fig. 4 10 Abstract An electrochemical fuel conversion system and a method of operating the same. The electrochemical fuel conversion system comprising a plurality of cells arranged in groups and 5 a plurality of switches. The switches are for selectively engaging and disengaging respective ones of the cells or groups with a circuit. The method comprises repetitively and sequentially increasing and then decreasing a number of cells or groups in engagement with the circuit in an oscillatory pattern. 10 Fig. 4 ep b s t r a c t e p 0 1 12s 123s 23s 3 0 0 2 12s 123s 23s 2 0 Vo lta ge Vo lta ge Time Time Voltage 1 12s 123s 23s 3 0 Time Voltage 0 2 12s 123s 23s 2 0 Time ep e p s s s i m e o l t a g e s s s
Resumen de: US20260106190A1
A control system for a vehicle including a fuel cell system includes at least one of a cooling fan and an aerodynamic device configured to selectively increase airflow under a hood of the vehicle. A thermal management controller is configured to control the at least one of the cooling fan and the aerodynamic device in response to a sensed temperature of a coolant of a coolant system of the vehicle. A sensor is configured to sense a concentration of molecular hydrogen under the hood of the vehicle. A molecular hydrogen airflow controller is configured to selectively request additional airflow from the thermal management controller using the at least one of the cooling fan and the aerodynamic device in response to the sensed concentration of the molecular hydrogen under the hood of the vehicle being greater than a predetermined concentration.
Resumen de: GB2628591A
An apparatus 100 and associated method of use is detailed, for homogenising one or more regions within a plurality of electrochemical cells 20 through the use of a plurality of magnetic flux generators 10. Each generator is configured to generate a respective magnetic field through at least one electrochemical cell 20. A number of magnetic flux generators 10 and electrochemical cells 20 are arranged in an alternating manner. A number of cells 20 may be contained within one or more cell stations 12 and where each cell station 12 has at least one of the magnetic flux generators 10. Each cell station 12 can be sandwiched between a respective pair of magnetic flux generators 10. The magnetic field from the generators may also change so that said field may comprise one or a combination of rotating, pulsed and or oscillating.
Resumen de: US20260106194A1
A method of controlling a hydrogen fuel cell includes, with a controller of the fuel cell, measuring an anode leak rate for the fuel cell, modelling, using the measured anode leak rate, an effective electrolyte membrane orifice size, calculating, using the effective electrolyte membrane orifice size, an effective runtime anode leak rate during operation of the fuel cell, using the effective runtime anode leak rate as a low-side metric when calculating emissions and dilution requests, and initiating adaptations of a control strategy of the fuel cell based on the effective runtime anode leak rate and shutdown leak rate to extend the lifetime of the fuel cell.
Resumen de: CN120836092A
An electrode for an electrochemical cell. The electrode comprises at least a first layer comprising a first electrode composition comprising Pr (1-x) LnxO (2-0.5 x-delta) and a lithium source. Ln is selected from at least one rare earth metal selected from the group consisting of La, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Sc, Y and mixtures thereof. Delta is oxygen deficit degree, 0.01 < = x < = 0.4. An electrochemical cell comprising said electrode and a stack of electrochemical cells, a method for producing said electrode and said composition.
Resumen de: US20260102741A1
A hollow fiber membrane module includes a pair of plate-shaped portions for forming a passage for a fluid that flows through exteriors of a plurality of hollow fiber membranes between an inner circumferential surface of a case and the plurality of hollow fiber membranes, the pair of plate-shaped portions are provided with a plurality of through holes that serve as a passage for the fluid that flows through the exteriors, and in a region where the plurality of through holes are provided in the pair of plate-shaped portions, a proportion of a total area of the plurality of through holes relative to a total surface area of a side, where the plurality of hollow fiber membranes are disposed, is 30% or more, and a width of each through hole in a direction parallel to the plurality of hollow fiber membranes is 10 mm or less.
Resumen de: US20260106195A1
The invention presented relates to a regeneration method (100) for regenerating a contaminated fuel cell stack (201). The regeneration method (100) comprises: introducing (101) reconditioning reagent into the fuel cell stack (201),flushing (103) the reconditioning reagent from the fuel cell stack (201), wherein the reconditioning reagent contains mobile anions or a precursor of mobile anions.
Resumen de: US20260106189A1
A tank includes a tank body and an inner layer disposed at an inner surface of the tank body, wherein peel strength of the inner layer with respect to the tank body is smaller than breaking strength of the inner layer.
Resumen de: US20260106188A1
The invention relates to a gas supply apparatus (1) with a shaft (7) rotatably mounted about an axis of rotation (13) in a housing (15) and with a temperature control device (11) comprising a medium temperature control means (12) that surrounds the shaft (7) and is combined with a gas temperature control means (20). In order to improve the gas supply apparatus (1) in terms of its functionality and/or it manufacturing method, the gas temperature control means (20) comprises at least two temperature control chambers (51, 52), which are connected to one another via a first temperature control path (61), which is connected in a temperature-controlling manner to at least one first component (71) to be temperature-controlled.
Resumen de: US20260103553A1
An anion exchange membrane obtainable by curing a curable composition comprising: (a) a monomer (a) of Formula (I) AR1—(CH2)n—N+(RaRb)—(CH2)n-AR2, X− wherein: each n independently has a value of 1 or 2; (i) Ra and Rb are each independently an optionally substituted C1-3-alkyl group or an optionally substituted C2-3-alkenyl group; or (ii) Ra and Rb, together with the positively charged nitrogen atom to which they are attached, form an optionally substituted 5- or 6-membered ring; or (iii) one of Ra and Rb is an optionally substituted C1-3-alkyl group or an optionally substituted C2-3-alkenyl group and the other of Ra and Rb, together with the group of formula AR1—(CH2)n—N+, forms an optionally substituted 5- or 6-membered ring; or (iv) Ra, together with the group of formula AR1—(CH2)n—N+, forms an optionally substituted 5- or 6-membered ring, and Rb, together with the group of formula N+—(CH2)n-AR2, forms an optionally substituted 5- or 6-membered ring; X− is an anion; and AR1 and AR2 each independently comprise aromatic groups; wherein: (I) at least one of AR1 and AR2 comprises a curable ethylenically unsaturated group; (II) the monomer (a) of Formula (I) comprises at least two curable ethylenically unsaturated groups; and (III) the molar fraction of component (a) in relation to all curable components of the curable composition is at least 0.90.
Resumen de: US20260103552A1
An anion exchange membrane obtainable by curing a curable composition comprising: (a) a monomer (a) of Formula (I) AR1—(CH2)n—N+(RaRb)-L-N+(RcRd)—(CH2)n-AR2, 2X− Formula (I) wherein: wherein n, L, Ra, Rb, Rc and Rd and X− are as defined in claim 1; and AR1 and AR2 each independently comprise an aromatic group; wherein: (I) at least one of AR1 and AR2 comprises a curable ethylenically unsaturated group; (II) the monomer (a) of Formula (I) comprises at least two curable ethylenically unsaturated groups; and (III) the molar fraction of component (a) in relation to all curable components of the curable composition is at least 0.90.
Nº publicación: US20260106193A1 16/04/2026
Solicitante:
ROBERT BOSCH GMBH [DE]
Resumen de: US20260106193A1
The invention relates to a fuel cell system (100), wherein the fuel cell system (100) comprises a fuel cell stack (10) for generating an output voltage and a boost converter (30) for increasing the output voltage of the fuel cell stack (10), having at least one converter unit (31a, 31b, 31c, 31d), wherein the converter unit (31a, 31b, 31c, 31d) comprises a coil (33) and a controllable switch (34) for increasing the output voltage of the fuel cell stack (10), wherein the controllable switch (34) comprises a variable resistor. Furthermore, the fuel cell system (100) comprises a control apparatus (50), wherein the control apparatus is configured so as to control the controllable switch (34) of the at least one converter unit (31a, 31b, 31c, 31d) in such a way that the resistor of the controllable switch (34) of the at least one converter unit (31a, 31b, 31c, 31d) is adjusted for controlling a heating current for temperature control of the fuel cell stack (10).
BOPI
Sede Electrónica
