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496
resultados
Última actualización
10/04/2026 [19:41:00]
Resumen de: DE102026103034A1
Die Erfindung betrifft ein Brennstoffzellensystem (3), umfassend zumindest einen Brennstoffzellenstapel (4) mit einer ersten Endplatte (5), einer zweiten Endplatte (6), einer Mehrzahl von Brennstoffzellen (7), die zwischen der ersten Endplatte (5) und der zweiten Endplatte (6) angeordnet sind, einem ersten Temperatursensor (8), der dazu ausgebildet ist, eine Temperatur der ersten Endplatte (5) zu messen, und mit einem zweiten Temperatursensor (9), der dazu ausgebildet ist, eine Temperatur der zweiten Endplatte (6) zu messen. Das Brennstoffzellensystem (3) umfasst ein Steuergerät (14), das dazu ausgebildet und eingerichtet ist, anhand von mit dem ersten und zweiten Temperatursensor (8, 9) erfassten Temperaturdaten und Daten über eine in den Brennstoffzellenstapel (4) eingebrachten Wärmeleistung lokale Zelltemperaturen der einzelnen Brennstoffzellen (7) zu verschiedenen Zeitpunkten während eines Startvorgangs des Brennstoffzellensystems (3) zu prognostizieren. Ferner betrifft die Erfindung ein Verfahren zum Betreiben eines entsprechenden Brennstoffzellensystems (3).
Resumen de: DE102024129070A1
Die Erfindung betrifft eine Vorrichtung zur Detektion von Defekten in einem Messobjekt (1), mit einer Strahlungsquelle (2) zum Erzeugen von Messtrahlung, mit einer Messhalterung zum Anordnen des Messobjekts (1) an oder in der Messhalterung und mit einem Detektor (3) zur ortsaufgelösten Messung von Messtrahlung, wobei der Detektor (3) derart mit der Messhalterung zusammenwirkend angeordnet und ausgebildet ist, um bei an oder in der Messhalterung angeordnetem Messobjekt (1) für mehrere ortsverschiedene Messpunkte innerhalb eines Messbereichs (4) auf einer Messseite des Messobjekts Messtrahlung zu erfassen. Wesentlich ist, dass die Strahlungsquelle (2) derart angeordnet und mit der Messhalterung zusammenwirkend ausgebildet ist, um einen Einkoppelbereich (8) der Oberfläche des Messobjekts (1) mit der Messtrahlung zu beaufschlagen, so dass die Messtrahlung innerhalb des Einkoppelbereichs (8) in das Messobjekt (1) eintritt, wobei der Einkoppelbereich (8) außerhalb des Messbereichs (4) angeordnet ist und außerhalb eines des Messbereichs (4) gegenüberliegenden, an der Messrückseite angeordneten Messrückbereichs angeordnet ist. Die Erfindung betrifft weiterhin ein Verfahren zur Detektion von Defekten in einem Messobjekt.
Resumen de: DE102026103033A1
Die Erfindung betrifft einen Brennstoffzellenstapel (1). Der Brennstoffzellenstapel (1) umfasst eine erste Endplatte (2) mit einem Kühlmitteleingang (11) und einem Kühlmittelausgang (12), eine zweite Endplatte (3), durch die ein Kühlmittelkanal (15) verläuft, und eine Mehrzahl von Brennstoffzellen (4), die zwischen den Endplatten (2, 3) angeordnet sind. Ferner umfasst der Brennstoffzellenstapel (1) zumindest einen Positionierstift (5), der sich durch Positionieröffnungen (6) in den Brennstoffzellen (4) zwischen der ersten Endplatte (2) und der zweiten Endplatte (3) erstreckt und der ein mit Kühlmittel durchströmbares Hohlprofil (26) aufweist, das die erste Endplatte (2) und die zweite Endplatte (3) fluidisch miteinander verbindet.
Resumen de: DE102024209735A1
Die Erfindung betrifft ein Verfahren (100) zur Herstellung eines elektrochemischen Zellenelements (10), aufweisend eine elektrochemische Zelle (14), insbesondere Elektrolysezelle (14), sowie einen Interkonnektor (24), wobei die Elektrolysezelle (14) wenigstens drei Funktionsschichten (26) sowie ein metallisches Zellsubstrat (22) aufweist, wobei der Interkonnektor (24) Erhebungen (16) aufweist. Es wird vorgeschlagen, dass der Interkonnektor (24) mit einer Mehrzahl von Mikroschweißverbindung (34) mit dem Zellsubstrat (22) verbunden wird, wobei eine Mikroschweißverbindung (34) jeweils an einer Erhebung (16) angeordnet wird.
Resumen de: EP4723253A1
0001 This adhesive composition for fuel cell sealing members is for bonding a thin platy base (10), which is a constituent member of a fuel cell, to a sealing member (20) produced from a rubber composition, and comprises (A) an adhesive liquid comprising a solvent and an adhesive component which comprises a silane coupling agent as a main component or comprises a silane coupling agent and an organic titanate compound as main components and (B) a dye which is compatible with the adhesive component and dissolves in the solvent. The content of the dye in the adhesive composition is 3-25 parts by mass per 100 parts by mass of the non-volatile content of the adhesive composition. The adhesive composition is colored by the dye in a color which differs from the color of the base (10) or sealing member (20).
Resumen de: EP4723256A1
A fuel cell module of the present invention may comprise: a rotating body; and at least one stack connected to the rotating body such that the position thereof changes by means of rotation of the rotating body.
Resumen de: WO2024245495A1
The invention relates to a method for producing a green paper for producing a gas diffusion layer (GDL) for a fuel cell, the surface of said GDL having structures for distributing gases. The method according to the invention has the following steps: a. a pulp (1), which is mixed with a powder and/or fibers made of metal or carbon, is produced from water and paper fibers and/or regenerated cellulose and/or polymer fibers, b. a mold (2) which has a surface with structures that are shaped negatively relative to the structures for distributing gases on the surface of the GDL and which has perforations is then introduced into the pulp (1), c. a negative pressure is then applied to the pulp (1) so that water is suctioned through the perforations of the mold (2), and the powder and/or the fibers and the paper fibers accumulate on the surface of the mold (2) in the form of a fibrous material mat (3), d. the mold (2) is then guided out of the pulp (1), e. the fibrous material mat (3) is then dried, and f. the edges of the fibrous material mat (3) are then cut to size or punched out such that the green paper is produced from the fiber material mat (3).
Resumen de: WO2024245495A1
The invention relates to a method for producing a green paper for producing a gas diffusion layer (GDL) for a fuel cell, the surface of said GDL having structures for distributing gases. The method according to the invention has the following steps: a. a pulp (1), which is mixed with a powder and/or fibers made of metal or carbon, is produced from water and paper fibers and/or regenerated cellulose and/or polymer fibers, b. a mold (2) which has a surface with structures that are shaped negatively relative to the structures for distributing gases on the surface of the GDL and which has perforations is then introduced into the pulp (1), c. a negative pressure is then applied to the pulp (1) so that water is suctioned through the perforations of the mold (2), and the powder and/or the fibers and the paper fibers accumulate on the surface of the mold (2) in the form of a fibrous material mat (3), d. the mold (2) is then guided out of the pulp (1), e. the fibrous material mat (3) is then dried, and f. the edges of the fibrous material mat (3) are then cut to size or punched out such that the green paper is produced from the fiber material mat (3).
Resumen de: EP1000000A1
The invention relates to an apparatus (1) for manufacturing green bricks from clay for the brick manufacturing industry, comprising a circulating conveyor (3) carrying mould containers combined to mould container parts (4), a reservoir (5) for clay arranged above the mould containers, means for carrying clay out of the reservoir (5) into the mould containers, means (9) for pressing and trimming clay in the mould containers, means (11) for supplying and placing take-off plates for the green bricks (13) and means for discharging green bricks released from the mould containers, characterized in that the apparatus further comprises means (22) for moving the mould container parts (4) filled with green bricks such that a protruding edge is formed on at least one side of the green bricks.
Resumen de: WO2024246004A1
The present invention relates to a diagnostic method (100) for diagnosing a state of a cell stack (300) of an electrochemical energy converter. The diagnostic method (100) comprises: - connecting (101) a plurality of bipolar plates (301) of the cell stack (300) to a cell voltage measurement system (311), - ascertaining (103) measurement values for each cell (303) of the plurality of cells (303) by means of the cell voltage measurement system (311), - determining (105) a characteristic value for each cell (303) of the plurality of cells (303) on the basis of measurement values ascertained by means of the cell voltage measurement system (311), - comparing (107) the characteristic value with a specified quality criterion, - outputting (109) an error message if the characteristic value does not satisfy the quality criterion, wherein the ascertaining of measurement values is carried out in a dry state of the cell stack (300).
Resumen de: WO2024245495A1
The invention relates to a method for producing a green paper for producing a gas diffusion layer (GDL) for a fuel cell, the surface of said GDL having structures for distributing gases. The method according to the invention has the following steps: a. a pulp (1), which is mixed with a powder and/or fibers made of metal or carbon, is produced from water and paper fibers and/or regenerated cellulose and/or polymer fibers, b. a mold (2) which has a surface with structures that are shaped negatively relative to the structures for distributing gases on the surface of the GDL and which has perforations is then introduced into the pulp (1), c. a negative pressure is then applied to the pulp (1) so that water is suctioned through the perforations of the mold (2), and the powder and/or the fibers and the paper fibers accumulate on the surface of the mold (2) in the form of a fibrous material mat (3), d. the mold (2) is then guided out of the pulp (1), e. the fibrous material mat (3) is then dried, and f. the edges of the fibrous material mat (3) are then cut to size or punched out such that the green paper is produced from the fiber material mat (3).
Resumen de: WO2024246004A1
The present invention relates to a diagnostic method (100) for diagnosing a state of a cell stack (300) of an electrochemical energy converter. The diagnostic method (100) comprises: - connecting (101) a plurality of bipolar plates (301) of the cell stack (300) to a cell voltage measurement system (311), - ascertaining (103) measurement values for each cell (303) of the plurality of cells (303) by means of the cell voltage measurement system (311), - determining (105) a characteristic value for each cell (303) of the plurality of cells (303) on the basis of measurement values ascertained by means of the cell voltage measurement system (311), - comparing (107) the characteristic value with a specified quality criterion, - outputting (109) an error message if the characteristic value does not satisfy the quality criterion, wherein the ascertaining of measurement values is carried out in a dry state of the cell stack (300).
Resumen de: WO2024245495A1
The invention relates to a method for producing a green paper for producing a gas diffusion layer (GDL) for a fuel cell, the surface of said GDL having structures for distributing gases. The method according to the invention has the following steps: a. a pulp (1), which is mixed with a powder and/or fibers made of metal or carbon, is produced from water and paper fibers and/or regenerated cellulose and/or polymer fibers, b. a mold (2) which has a surface with structures that are shaped negatively relative to the structures for distributing gases on the surface of the GDL and which has perforations is then introduced into the pulp (1), c. a negative pressure is then applied to the pulp (1) so that water is suctioned through the perforations of the mold (2), and the powder and/or the fibers and the paper fibers accumulate on the surface of the mold (2) in the form of a fibrous material mat (3), d. the mold (2) is then guided out of the pulp (1), e. the fibrous material mat (3) is then dried, and f. the edges of the fibrous material mat (3) are then cut to size or punched out such that the green paper is produced from the fiber material mat (3).
Resumen de: WO2024246004A1
The present invention relates to a diagnostic method (100) for diagnosing a state of a cell stack (300) of an electrochemical energy converter. The diagnostic method (100) comprises: - connecting (101) a plurality of bipolar plates (301) of the cell stack (300) to a cell voltage measurement system (311), - ascertaining (103) measurement values for each cell (303) of the plurality of cells (303) by means of the cell voltage measurement system (311), - determining (105) a characteristic value for each cell (303) of the plurality of cells (303) on the basis of measurement values ascertained by means of the cell voltage measurement system (311), - comparing (107) the characteristic value with a specified quality criterion, - outputting (109) an error message if the characteristic value does not satisfy the quality criterion, wherein the ascertaining of measurement values is carried out in a dry state of the cell stack (300).
Resumen de: WO2024246004A1
The present invention relates to a diagnostic method (100) for diagnosing a state of a cell stack (300) of an electrochemical energy converter. The diagnostic method (100) comprises: - connecting (101) a plurality of bipolar plates (301) of the cell stack (300) to a cell voltage measurement system (311), - ascertaining (103) measurement values for each cell (303) of the plurality of cells (303) by means of the cell voltage measurement system (311), - determining (105) a characteristic value for each cell (303) of the plurality of cells (303) on the basis of measurement values ascertained by means of the cell voltage measurement system (311), - comparing (107) the characteristic value with a specified quality criterion, - outputting (109) an error message if the characteristic value does not satisfy the quality criterion, wherein the ascertaining of measurement values is carried out in a dry state of the cell stack (300).
Resumen de: EP4723255A1
0001 A purpose of the present invention is to provide: an electrolyte membrane for a polymer electrolyte fuel cell, said electrolyte membrane having excellent proton conductivity; a membrane electrode assembly that includes the electrolyte membrane for the polymer electrolyte fuel cell; a polymer electrolyte fuel cell that includes the membrane electrode assembly; methods for producing the electrolyte membrane for a polymer electrolyte fuel cell, the membrane electrode assembly, and the polymer electrolyte fuel cell; and an electrolyte membrane for solid polymer water electrolysis. 0002 The electrolyte membrane for a polymer electrolyte fuel cell according to the present invention contains fine fibrous cellulose that is derived from wood or plants, wherein the average fiber width of the fine fibrous cellulose that is derived from wood or plants is 50 nm or less, and the fine fibrous cellulose has a phosphorus oxoacid group.
Resumen de: WO2024246004A1
The present invention relates to a diagnostic method (100) for diagnosing a state of a cell stack (300) of an electrochemical energy converter. The diagnostic method (100) comprises: - connecting (101) a plurality of bipolar plates (301) of the cell stack (300) to a cell voltage measurement system (311), - ascertaining (103) measurement values for each cell (303) of the plurality of cells (303) by means of the cell voltage measurement system (311), - determining (105) a characteristic value for each cell (303) of the plurality of cells (303) on the basis of measurement values ascertained by means of the cell voltage measurement system (311), - comparing (107) the characteristic value with a specified quality criterion, - outputting (109) an error message if the characteristic value does not satisfy the quality criterion, wherein the ascertaining of measurement values is carried out in a dry state of the cell stack (300).
Resumen de: WO2024246004A1
The present invention relates to a diagnostic method (100) for diagnosing a state of a cell stack (300) of an electrochemical energy converter. The diagnostic method (100) comprises: - connecting (101) a plurality of bipolar plates (301) of the cell stack (300) to a cell voltage measurement system (311), - ascertaining (103) measurement values for each cell (303) of the plurality of cells (303) by means of the cell voltage measurement system (311), - determining (105) a characteristic value for each cell (303) of the plurality of cells (303) on the basis of measurement values ascertained by means of the cell voltage measurement system (311), - comparing (107) the characteristic value with a specified quality criterion, - outputting (109) an error message if the characteristic value does not satisfy the quality criterion, wherein the ascertaining of measurement values is carried out in a dry state of the cell stack (300).
Resumen de: WO2024246004A1
The present invention relates to a diagnostic method (100) for diagnosing a state of a cell stack (300) of an electrochemical energy converter. The diagnostic method (100) comprises: - connecting (101) a plurality of bipolar plates (301) of the cell stack (300) to a cell voltage measurement system (311), - ascertaining (103) measurement values for each cell (303) of the plurality of cells (303) by means of the cell voltage measurement system (311), - determining (105) a characteristic value for each cell (303) of the plurality of cells (303) on the basis of measurement values ascertained by means of the cell voltage measurement system (311), - comparing (107) the characteristic value with a specified quality criterion, - outputting (109) an error message if the characteristic value does not satisfy the quality criterion, wherein the ascertaining of measurement values is carried out in a dry state of the cell stack (300).
Resumen de: WO2024246004A1
The present invention relates to a diagnostic method (100) for diagnosing a state of a cell stack (300) of an electrochemical energy converter. The diagnostic method (100) comprises: - connecting (101) a plurality of bipolar plates (301) of the cell stack (300) to a cell voltage measurement system (311), - ascertaining (103) measurement values for each cell (303) of the plurality of cells (303) by means of the cell voltage measurement system (311), - determining (105) a characteristic value for each cell (303) of the plurality of cells (303) on the basis of measurement values ascertained by means of the cell voltage measurement system (311), - comparing (107) the characteristic value with a specified quality criterion, - outputting (109) an error message if the characteristic value does not satisfy the quality criterion, wherein the ascertaining of measurement values is carried out in a dry state of the cell stack (300).
Resumen de: WO2024245495A1
The invention relates to a method for producing a green paper for producing a gas diffusion layer (GDL) for a fuel cell, the surface of said GDL having structures for distributing gases. The method according to the invention has the following steps: a. a pulp (1), which is mixed with a powder and/or fibers made of metal or carbon, is produced from water and paper fibers and/or regenerated cellulose and/or polymer fibers, b. a mold (2) which has a surface with structures that are shaped negatively relative to the structures for distributing gases on the surface of the GDL and which has perforations is then introduced into the pulp (1), c. a negative pressure is then applied to the pulp (1) so that water is suctioned through the perforations of the mold (2), and the powder and/or the fibers and the paper fibers accumulate on the surface of the mold (2) in the form of a fibrous material mat (3), d. the mold (2) is then guided out of the pulp (1), e. the fibrous material mat (3) is then dried, and f. the edges of the fibrous material mat (3) are then cut to size or punched out such that the green paper is produced from the fiber material mat (3).
Resumen de: WO2024246004A1
The present invention relates to a diagnostic method (100) for diagnosing a state of a cell stack (300) of an electrochemical energy converter. The diagnostic method (100) comprises: - connecting (101) a plurality of bipolar plates (301) of the cell stack (300) to a cell voltage measurement system (311), - ascertaining (103) measurement values for each cell (303) of the plurality of cells (303) by means of the cell voltage measurement system (311), - determining (105) a characteristic value for each cell (303) of the plurality of cells (303) on the basis of measurement values ascertained by means of the cell voltage measurement system (311), - comparing (107) the characteristic value with a specified quality criterion, - outputting (109) an error message if the characteristic value does not satisfy the quality criterion, wherein the ascertaining of measurement values is carried out in a dry state of the cell stack (300).
Resumen de: EP1000000A1
The invention relates to an apparatus (1) for manufacturing green bricks from clay for the brick manufacturing industry, comprising a circulating conveyor (3) carrying mould containers combined to mould container parts (4), a reservoir (5) for clay arranged above the mould containers, means for carrying clay out of the reservoir (5) into the mould containers, means (9) for pressing and trimming clay in the mould containers, means (11) for supplying and placing take-off plates for the green bricks (13) and means for discharging green bricks released from the mould containers, characterized in that the apparatus further comprises means (22) for moving the mould container parts (4) filled with green bricks such that a protruding edge is formed on at least one side of the green bricks.
Resumen de: EP4723254A1
The present disclosure relates to a hollow fiber membrane for a fuel cell humidifier, a method of preparing the same, and a humidifier and a fuel cell system which include the hollow fiber membrane, wherein the hollow fiber membrane includes a polymer and an antioxidant, and the antioxidant is disposed on an inner surface and/or an outer surface.
Nº publicación: CN121813663A 07/04/2026
Solicitante:
四川省氢捷动能科技有限责任公司
Resumen de: CN121813663A
本发明涉及应用于配电领域的外供氢加氢站智能配电系统，在公共电网正常的情况下，由公共电网为加氢过程中的用电设备进行供电，氢气在双向输氢装置内以单路径流动的方式进入加氢机中，使加氢站正常为交通工具提供加氢服务，当公共电网突然中断时，自动触发双向输氢装置的内部结构变化，使氢气在双向输氢装置中进行双路径流动，一部分氢气通过供氢短管b加入至加氢机中，另一部分氢气通过供氢短管c进入氢发电模块，通过电化学反应，产生电能，为加氢机和其他负载进行持续供电，使加氢站可持续提供加氢服务以及其他安全服务，有效解决了现有技术中因公共电网中断造成的加氢站瘫痪的问题。
BOPI
Sede Electrónica
