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498
resultados
Última actualización
25/04/2026 [06:57:00]
Resumen de: FR3167654A1
Le présent exposé concerne un interconnecteur électrique et fluidique (8, 20-23) comprenant : - une plaque d’interconnexion (8, 8 i, 8 i+1)) monolithique ; - une couche LSM (15) et une grille (16) ; et - des joints (20-23) configurés de sorte à délimiter des compartiments de circulation de de gaz. Figure pour l’abrégé : Fig. 8
Resumen de: FR3167772A1
Il est proposé un procédé de diagnostic d’un état de santé d’une pile à combustible (2) équipant un véhicule automobile (1) et configurée pour alimenter, par l’intermédiaire d’un convertisseur de tension continu-continu (7) commandé par une unité de commande (8), un réseau haute-tension (3) du véhicule automobile, comportant les étapes suivantes mise en œuvre par l’unité de commande : - une étape de commande du convertisseur continu-continu de façon que la pile à combustible génère un courant sinusoïdal, - une étape de mesure d’une caractéristique de l’impédance entre les bornes de la pile à combustible pendant la génération du courant sinusoïdal, - une étape de comparaison de la caractéristique mesurée de l’impédance à une valeur de référence, et - une étape d’établissement du diagnostic en fonction du résultat de la comparaison. Il est également proposé un procédé de maintenance comportant la mise en œuvre du procédé de diagnostic, et un véhicule automobile comportant une unité de commande configurée pour mettre en œuvre ce procédé. Figure pour l’abrégé : Fig.1
Resumen de: CN114981381A
The present invention relates to the use of a heat transfer composition comprising at least one refrigerant selected from the group consisting of halogenated hydrocarbons, perhalogenated hydrocarbons, fluorinated ketones, fluorinated ethers and combinations thereof and at least one dielectric fluid for cooling a device, such as a battery of an electric or hybrid vehicle, the heat transfer composition has a volume resistivity of greater than or equal to 106 Omega.cm at 25 DEG C.
Resumen de: EP4529967A1
0001 A filter unit (30) for a coolant, the filter unit (30) includes a housing (45), a particle filter (32) arranged in the housing (45), an ion exchanger (33) arranged in the housing (45), an inlet (35), a first outlet (39), and a main stream duct (63) extending between the inlet (35) and the first outlet (39), the particle filter (32) being arranged in the main stream duct (63). The filter unit (30) further includes a side stream duct (54) branching off from the main stream duct (63), and being configured to guide part of the coolant from the main stream duct (63) to the ion exchanger (33), and a second outlet (43) downstream of the ion exchanger (33).
Resumen de: WO2025049517A1
A fluid transfer element is provided that may be used as a humidifier in a fuel cell application to transfer moisture from wet discharge air to incoming dry air from ambient. The element comprises an arrangement of hollow membrane tubes, also referred to as hollow membrane fibers, which have a passageway through the tubes and a separate passageway around the tubes through interstices between adjacent exteriors of tubes. The arrangement of the hollow membrane tubes comprises tubes having different flow cross-section areas arranged to provide different flow restriction properties, which can be provide by larger diameter tubes and smaller diameter tubes. The tubes may be arranged to reduce pressure drop and induce wet gas air flow into smaller interstices along the wet air flow path.
Resumen de: JP2025033963A
To provide a method for manufacturing a precursor for a recycled fuel cell separator which converts defectives and end materials generated in processing into a material recyclable as a precursor for a fuel cell separator.SOLUTION: A method for a precursor for a recycled fuel cell separator includes the steps of: mixing a precursor for a fuel cell separator containing black particles and a water-soluble resin and an aqueous solvent, and preparing a slurry; and drying the slurry.SELECTED DRAWING: None
Resumen de: WO2026082306A1
A fuel cell module (100) is provided for generating electricity, which includes at least three annular segments (102) in a successively stacked arrangement that are operative to form a casing (104). The casing includes therein a fuel cell chamber (106) having a fuel inlet (108), a depleted fuel outlet (140), and a plurality of fuel cells (112) comprised of an electrolyte layer (118) between an anode layer (120) and a cathode layer (122). Each of the fuel cells extends through all three of the segments. The segments include at least one electrically insulating segment (156) stacked between two electrically conductive segments (146, 148). The electrically conductive segments correspond to positive and negative terminal segments, to which the fuel cells inside the module are electrically connected, and to which an electrical load (2216) outside the module may be electrically connected.
Resumen de: US20260112670A1
0000 The following disclosure relates to systems and methods for optimizing an operation of an electrochemical system. An optimization system may include a processor configured to determine an adjustment to one or more setpoints for the operation of the electrochemical system based on an optimization model that takes into account a desired performance parameter, an operating load point of the electrochemical system, and/or operating conditions of the electrochemical system received by the processor. In other examples, the optimization system includes a controller configured to: receive desired operating set points for operation of an electrochemical system; receive operating conditions of the electrochemical system; and determine an adjustment to an off-taker control valve, an electrochemical stack pressure control valve, a power supply unit, or a combination thereof based on an optimization model.
Resumen de: US20260112664A1
0000 A method of operation is provided during which hydrogen fuel is produced using a reversible fuel cell system onboard a vehicle while the vehicle is stationary and/or docked. The reversible fuel cell system receives water and input electricity to produce the hydrogen fuel. The hydrogen fuel is stored onboard the vehicle. Output electricity is generated using the reversible fuel cell system while the vehicle is moving. The reversible fuel cell system receives the hydrogen fuel stored onboard the vehicle and air to generate the output electricity.
Resumen de: DE102025142241A1
Eine Ausgangssteuervorrichtung kann eine Verschlechterung zwischen Batterie und Brennstoffzelle ausgleichen. Die Ausgangssteuervorrichtung umfasst einen Erfassungsabschnitt, der Informationen in Bezug auf den Gesundheitszustand der Brennstoffzelle und der Batterie erfasst, die Leistung zum Betrieb eines Motors als Fahrzeugantriebsquelle ausgeben, sowie Informationen, die eine angeforderte Ausgangsleistung des Motors anzeigen; und einen Steuerabschnitt, der die Batterie und die Brennstoffzelle derart steuert, dass, wenn die Information über den Gesundheitszustand der Batterie nicht kleiner als ein im Voraus gesetzter Zielwert ist, die Brennstoffzelle eine vorbestimmte erste Leistung unabhängig von der angeforderten Ausgangsleistung ausgibt und die Batterie eine zweite Leistung entsprechend der angeforderten Ausgangsleistung ausgibt, und dass, wenn die Information über den Gesundheitszustand der Batterie größer als der Zielwert ist, die Batterie eine vorbestimmte dritte Leistung unabhängig von der angeforderten Ausgangsleistung ausgibt und die Brennstoffzelle eine vierte Leistung entsprechend der angeforderten Ausgangsleistung ausgibt.
Resumen de: WO2026083826A1
Disclosed is a powder porous carbon which has a specific surface area of 1,400 m2/g to 2,800 m2/g, a micropore volume of 0.2 cm3/g to 1.4 cm3/g, and a mesopore volume of 0.2 cm3/g to 1.4 cm3/g, wherein the total gas amount of hydrogen (H2) derived from terminal hydrogen of carbon, water (H2O) derived from an oxygen-containing functional group, carbon monoxide (CO), and carbon dioxide (CO2) detected from the porous carbon by temperature-programmed desorption gas analysis is 0.01-2.0 mmol/g.
Resumen de: US20260108944A1
A method of manufacture is provided during which a first material layer is disposed with a second material layer to provide a multi-layered preform. The first material layer lengthwise and widthwise overlaps the second material layer. The first material layer is configured from or otherwise includes a titanium material. The second material layer is configured from or otherwise includes an aluminum material. The multi-layered preform is clamped between a first die and a second die. The first die and the second die each lengthwise and widthwise overlap the multi-layered preform. The multi-layered preform clamped between the first die and the second die is sintered and bonded to provide a bipolar plate for a fuel cell. The titanium material in the first material layer of the bipolar plate is bonded to the aluminum material in the second material layer of the bipolar plate during the sintering of the multi-layered preform.
Resumen de: DE102024210041A1
Die Erfindung geht aus von einem Verfahren (10a; 10b; 10c) zur Überwachung eines Brennstoffzellensystems (12a; 12b; 12c), welches zumindest einen Brennstoff in ein Abgas umsetzt, welches aus dem Brennstoffzellensystem (12a; 12b; 12c) abgeführt wird, wobei in zumindest einem Verfahrensschritt eine Brennstoffmenge in dem Abgas charakterisiert wird.Es wird vorgeschlagen, dass zur Charakterisierung der Brennstoffmenge in zumindest einem ersten Ermittlungsschritt (14a; 14b; 14c) ein Sauerstoffparameter des Abgases an einer ersten Ermittlungsstelle ermittelt wird und in zumindest einem weiteren Ermittlungsschritt (16a; 16b; 16c) ein weiterer Wert des Sauerstoffparameters an einer weiteren Ermittlungsstelle ermittelt wird.
Resumen de: WO2026082265A1
The present invention relates to a method (100) for producing a cell (200) for an electrochemical energy converter (300), the method (100) comprising: - arranging (101) a terrace seal (201) in a recess (203) formed by a frame terrace (205) of a frame (207) for encompassing a membrane electrode assembly (MEA) (209) of the cell (200), wherein the frame (207) comprises a frame body (211) and the frame terrace (205), wherein a height of the frame terrace (205) is smaller than a height of the frame body (211), wherein the terrace seal (201) comprises a first part (213) and a second part (215), wherein a height of the second part (215) of the terrace seal (201) is smaller than a height of the first part (213) of the terrace seal (201), wherein the first part (213) of the terrace seal (201) protrudes in height direction over an upper level (217) of the recess (203), and wherein the second part (215) of the terrace seal (201) protrudes in height direction beneath the upper level (217) of the recess, - combining (103) the MEA (209) and the frame (207), thereby pressing the first part (213) of the terrace seal (201) in the recess (203) using the MEA (209), - arranging (105) a first bipolarplate (219) on an upper side of the MEA (209) and the frame (207), - arranging (107) a second bipolarplate (221) on a lower side of the MEA (209) and the frame (207).
Resumen de: DE102024210232A1
Die vorliegende Erfindung betrifft ein Verfahren zum Diagnostizieren des Zustands mindestens eines Katalysators (20), der in Brennstoffzellen, insbesondere in Hochtemperatur-Brennstoffzellen oder in Festoxid-Brennstoffzellen, vorgesehen wird, die in Form mindestens eines Stacks seriell angeordnet werden, aufweisend die folgenden Schritte:- Einstellen eines stabilen Betriebszustands, insbesondere eines thermisch stabilen Betriebspunkts, des Stacks;- Abschalten oder Herunterfahren der Last des Stacks in einen Leerlaufzustand, insbesondere auf Null;- Messen und Auswerten-- der Leerlaufspannung pro Brennstoffzelle und-- der am Ausgang des Stacks noch auftretenden Konzentration des am Eingang des Stacks zugeführten gasförmigen Brennstoffs.
Resumen de: WO2026082550A1
The invention relates to a method for obtaining an anion-exchange membrane which contains an ionomer film, wherein the copolymer chains of the ionomer are arranged throughout the thickness of the film according to a nanostructure having double gyroid morphology, the ionomer being of formula A-B'-C, wherein A is a hydrocarbon polyvinylaromatic block; B' is a polymer block, of which the constituent repeating units each contain a nitrogen-containing aromatic heterocyclic pendant group and in which all or part of the nitrogen-containing aromatic heterocyclic pendant groups are N-alkylated; and C is a hydrophilic polyether block. The nanostructure formed maximises the transport of anions and water through the membrane and improves the operation of a fuel cell or an electrolyser containing such a membrane.
Resumen de: US20260112673A1
A computer system and method for controlling a power system comprising a fuel cell system and an electric energy storage system is disclosed. The fuel cell system comprising a power conversion and distribution circuitry configured to convert and deliver electric power to an electric energy storage system and to a power consumer. The method for controlling the power system comprises predicting a power request for power delivery from the fuel cell system. The method further comprises monitoring operating voltage of the power system. The method further comprises detecting an upcoming event during which a power capability of the fuel cell system is expected to be insufficient to deliver power in accordance with the power request. The method further comprises determining if a selection criterion for selecting a first operating mode is fulfilled and activating the first operating mode when the selection criterion is fulfilled.
Resumen de: WO2026082266A1
The present invention relates to a cell (100) for an electrochemical energy converter (300), the cell (100) comprising: - a membrane electrode assembly (MEA) (101), - a frame (103) encompassing the MEA, - a terrace seal (105), wherein the frame (103) comprises a frame body (107) and a frame terrace (109), wherein a height of the frame terrace (109) is smaller than a height of the frame body (107), wherein the terrace seal (105) is arranged at the frame terrace (109), wherein the MEA (101) comprises: - a porous transport layer (PTL) (111), - a gas diffusion layer (GDL) (113), - a membrane (115) arranged between the PTL (111) and the GDL (113), wherein the PTL (111) comprises a first part (117) having a first porosity and a second part (119) having a second porosity, wherein the second porosity is smaller than the first porosity, and wherein at least a part of the second part (119) overlies the terrace seal (105).
Resumen de: US20260112658A1
A separator for a fuel cell includes a rectangular plate-shaped body. The body forms passages through which gas flows. The body includes central regions and a reversing region. The central regions extend along one side of the body, and are arranged in a direction in which another side of the body that intersects the one side extends. The passages include multiple central passage sections that extend in the longitudinal direction through each central region, and a reversing passage section that extends through the reversing region and connects the central passage sections of adjacent ones of the central regions. The ribs are formed such that two or more of the central passage sections are formed in each of the central regions, and the reversing passage section in the reversing region is connected to two or more of the central passage sections in the corresponding central region.
Resumen de: WO2026084686A2
A flow battery relies on slurry-type electrode in which particles may be selectively and temporarily plated (relative to a solid/standard electrode). Owing to the comparatively viscous nature of the slurry, specific accommodations for the electrolyte flowpaths must be made, thereby eliminating problematic reaction areas across certain facings of the solid electrode that might otherwise impede slurry flow and/or degrade performance of the battery. Methods of operating such a battery, storing electrical energy, and other related processes are also contemplated.
Resumen de: DE102024210095A1
Die vorgestellte Erfindung betrifft ein Konditionierungsverfahren (100) zur Konditionierung eines elektrochemischen Zellensystems (203). Das Konditionierungsverfahren (100) weist dabei folgende Verfahrensschritte auf:- Anordnen (103) des elektrochemischen Zellensystems (203) an einem Prüfstand (200),- Verbinden (105) eines Temperierungskreislaufs (209) des elektrochemischen Zellensystems (203) mit einem Temperierungskreislauf (205) des Prüfstands (200),- Hochfahren (107) des elektrochemischen Zellensystems (203),- Betreiben (109) des elektrochemischen Zellensystems (203) für eine vorgegebene Dauer an mindestens einem vorgegebenen Betriebspunkt auf dem Prüfstand (200),- Herunterfahren mit aktivem Abkühlen (111) des elektrochemischen Zellensystems (203),- Trennen (112) des Temperierungskreislaufs (209) des elektrochemischen Zellensystems (203) von dem Temperierungskreislauf (205) des Prüfstands (200),- Herunterfahren mit passivem Abkühlen (113) des elektrochemischen Zellensystems (203),- Demontieren (115) des elektrochemischen Zellensystems (203) von dem Prüfstand (200),wobei während des passiven Abkühlensdes elektrochemischen Zellensystems (203) das Temperierungsmedium des Temperierungskreislaufs (205) des Prüfstands (200) erwärmt wird.
Resumen de: US20260112659A1
0000 A present disclosure provides a method for designing a microchannel using a channel gap optimal design algorithm and a fuel cell including a separator designed using the same. The fuel cell including the separator designed using the method for designing a microchannel using a channel gap optimal design algorithm can be designed by calculating an optimal channel gap through the algorithm, and through the designed optimal channel gap, temperature reduction of a fluid, temperature distribution, and flow distribution uniformity can be improved.
Resumen de: WO2026082264A1
The present invention relates to a cell (100) for an electrochemical energy converter (300), the cell (100) comprising: - a membrane electrode assembly (MEA) (101), - a frame (103) encompassing the MEA, - a terrace seal (105), wherein the frame (103) comprises a frame body (107) and a frame terrace (109), wherein a height of the frame terrace (109) is smaller than a height of the frame body (107), wherein the terrace seal (105) is arranged at the frame terrace (109), wherein the MEA (101) comprises: - a porous transport layer (PTL) (111), - a gas diffusion layer (GDL) (113), - a membrane (115) arranged between the PTL (111) and the GDL (113), and - at least one foil (117) forming a frame around an opening (129), wherein the at least one foil (117) is arranged, at least in part, between the terrace seal (105) and the PTL (111).
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.
Nº publicación: US20260112669A1 23/04/2026
Solicitante:
BLOOM ENERGY CORP [US]
Resumen de: US20260112669A1
0000 A method for configuring an electrochemical cell system. Embodiments may include a balance of plant functional tester configured to retrieve a fuel cell module (FCM) configuration based on an identifier of a FCM and provide the FCM configuration to a module voltage input/output (MVIO) module of the FCM via a fieldbus message. Embodiments may also include storing the FCM configuration on a memory of the MVIO module and providing it to an electrochemical cell system controller.
BOPI
Sede Electrónica
