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552
resultados
Última actualización
18/07/2025 [06:50:00]
Resultados 450 a 475 de 552
Resumen de: US2025219114A1
A fuel cell system and the method of controlling the fuel cell system improve next-time startability in the following manner. Hydrogen, air, generation water, and the like that remain inside a large-sized fuel cell system needs to be removed after finishing operation of the large-sized fuel cell system, such as a fuel cell system for generating electric power. To the present end, when an air compressor needs to be operated, one fuel cell module is selected as a power supply module, and an air compressor is operated by the power supply module. Thus, durability of a fuel cell stack is improved, and at the same time, a constant amount of generated electricity necessary to restart the large-sized fuel cell system is ensured.
Resumen de: US2025217702A1
A device and computer-implemented method for machine learning with time-series data representing observations related to a technical system. The comprising includes: providing (the time-series data, and model parameters of a distribution over the time-series data and over a first latent variable and over a second latent variable, and variational parameters of an approximate distribution over a second latent variable, sampling a value of the second latent variable from the approximate distribution over the second latent variable, finding a value of the first latent variable depending on a density of the distribution over the time-series data and over the first latent variable and over the value of the second latent variable, determining a Hessian depending on a second order Taylor approximation of the distribution over the time-series data and the first latent variable and the value of the second latent variable evaluated at the value of the first latent variable.
Resumen de: WO2025141081A1
The invention relates to a peripheral zone which comprises at least one plate through-hole (28a, 28b, 28c), an inner rim (31; 131), extending between the plate hole (28a, 28b, 28c) and the circulation field (23; 123), and an outer rim (32; 132). The inner and outer rims together define the plate hole (28a, 28b). The peripheral zone (21; 121) comprises at least one fin (38) integral with, projecting from and secant with the outer rim (32). The outer rim (32) receives an outer portion (43) of a peripheral seal (40) and the fin (38, 138; 238a, 238b) receives an extension (46) of the peripheral seal (40) when the peripheral seal (40) and the plate (13) are integrated with the fuel cell.
Resumen de: WO2025141076A1
The invention relates to a guide (50C) for a polar separator of an electrochemical cell, which guide comprises walls (52H; 52C) arranged side-by-side along a surface plane (P11H; P11C), so as to define channels (57C) for guiding the functional fluid, each channel being defined by and between two walls. Each wall comprises an application surface (63C) which is coplanar with the surface plane and via which the wall bears against a receiving surface (41H). The guide comprises an anchoring mat (51C) interconnecting the walls. The walls and the anchoring mat together form a single monolithic piece made of joint material. The anchoring mat extends from the walls beyond the surface plane, so that it can be housed in an anchoring cavity, in order to anchor the guide (50C) received at the receiving location.
Resumen de: DE102024200020A1
Die Erfindung geht aus von einem Lastverteilungsverfahren für ein SOFC-Cluster (10), welches mehrere SOFC-Einheiten (12) aufweist, mit dem eine Betriebslast des SOFC-Clusters (10) auf die einzelnen SOFC-Einheiten (12) des SOFC-Clusters (10) aufgeteilt wird.Es wird vorgeschlagen, dass eine individuelle Betriebslast der einzelnen SOFC-Einheiten des SOFC-Clusters durch eine Optimierung eines Ergebnisses einer Zielfunktion des SOFC-Clusters ermittelt wird.
Resumen de: WO2025134921A1
As shown in fig. 1, a carbon fiber-resin composite sheet 10 according to the present invention is composed of a sheet containing a carbon fiber and a resin, and has a first portion 12 and a second portion 14 which are continuous and distinguished in a plane direction, wherein the density of the first portion 12 is greater than the density of the second portion 14, and the first portion 12 and the second portion 14 each number 10 or less.
Resumen de: AU2023300562A1
Bipolar plates (1) adapted for use in an electrolyser cell stack (4) and wherein each plate comprises a plate midplane (2) whereby the plate (1) comprises spaced apart uniform spacers (7) extending in opposed directions from the midplane (2). All spacers (7) are arranged along concentric circles (8) in the midplane (2) with spacers (7) alternatingly protruding in opposite directions relative to the midplane (2) along each concentric circle (8) and an even number of spacers (7) are provided in each circumferential circle (8), apart from an innermost circle (9) which comprises a single spacer (7).
Resumen de: CN119421812A
The present disclosure relates to a computer-implemented method of controlling a fuel cell electric vehicle (FCEV) power system, the power system including an energy storage system and a fuel cell, in which when power consumption of the power system exceeds a power capacity of the power system, the fuel cell is connected to the energy storage system. And controlling the fuel cell to adopt a power mode when reaching the initial position of the upcoming road path.
Resumen de: US2025170923A1
The present disclosure relates to a method of counteracting degradation of a fuel cell system of a vehicle. A processor device is used for performing the method. The processor device estimates a standstill average power needs of the vehicle by estimating the average power that the vehicle will consume during a predetermined time period during which the vehicle will be at a standstill. An idling power extractable from the fuel cell system is determined. Said idling power is compared with said estimated standstill average power needs. Based on the comparison, a duration for which the fuel cell system should be kept turned on to fulfil said estimated standstill average power needs is determined. The fuel cell system is controlled to be kept turned on for the determined duration.
Resumen de: WO2025141069A1
The invention relates to a method for recycling residues of a catalyst ink comprising catalyst particles, an electrolyte polymer, and water. The method comprises providing an effluent containing the catalyst ink residues, filtering the effluent through a filter membrane, leading to the formation of a retentate containing the catalyst particles contained in the effluent, all or part of the electrolyte polymer, and water, and then, preferably, the diafiltration thereof by adding water. Filtration and diafiltration are preferably tangential and dynamic. The ink residues may originate from the cleaning of a catalyst ink production and/or deposition plant, or from the dissolution of ink layers on the surface of a fuel cell membrane electrode assembly. The invention further relates to a composition for recycling and to a method for producing a new ink incorporating the composition for recycling.
Resumen de: WO2025141167A1
The separator plate (15, 17) comprises: - an active zone (39); - a homogenization zone (43); - an intermediate zone (45) positioned longitudinally between the active zone (39) and the homogenization zone (43); the homogenization zone (43) of the separator plate (15, 17) having a homogenization end wall (51) at a first altitude (a1); the intermediate zone (45) of the separator plate (15, 17) having an intermediate end wall (55) at a second altitude (a2) greater than the first altitude (a1), the intermediate end wall (55) being separated from the homogenization end wall (51) by a step (59); a buffer volume (60) for equalizing the distribution of the reactive fluid arriving from the homogenization zone (43) in the active channels (41) being defined between the intermediate end wall (55), the step (59) and the end of the active teeth.
Resumen de: WO2025141171A1
The separator plate (15, 17) comprises: - an active zone (39, 47); - a homogenization zone (68) having a field (C) in which a group of homogenization channels (69) is provided, the homogenization channels (69) being juxtaposed from a first side (01) of the field (C) in the transverse direction; each homogenization channel (69) having a rectilinear portion (75) which extends in an eigendirection and has a substantially constant width perpendicular to the eigendirection, two adjacent rectilinear portions (75) being separated by a tooth (79); the eigendirections of the rectilinear portions (75) of the homogenization channels (69) forming acute angles (a) with the longitudinal direction, at least two consecutive acute angles (a) being different, and at least some teeth (79) having divergent opposite edges (81, 83).
Resumen de: CN119522129A
Systems and methods for operating a combined cycle power plant while increasing the CO2 content in the flue gas produced by the power plant are provided. The CO2 content is increased by using a combination of exhaust gas recirculation and oxygen-enriched combustion. The oxygen-containing gas stream used to conduct the oxygen-enriched combustion can be produced by an integrated pressure swing adsorption process that allows the production of a commercial grade nitrogen gas stream (95 vol% or higher N2) while also providing an oxygen-containing gas stream with an oxygen content of between 25 vol% and 48 vol% as well as a higher O2 recovery.
Resumen de: CN118974578A
The invention relates to a method for controlling the operation of at least two fuel cell systems (FCS1, FCS2) wherein each fuel cell system is adapted to operate with an adjustable operating dynamics and/or in an adjustable operating window defining operating constraints of the fuel cell system, wherein an increased operating dynamics and/or operating window is associated with an increased expected degradation of the fuel cell system, and wherein a reduced operating dynamics and/or operating window is associated with a reduced expected degradation of the fuel cell system, the method comprising:-obtaining (S1) an estimated actual state of health of each fuel cell system (FCS1, FCS2), comparing (S2) the actual states of health of the fuel cell systems (FCS1, FCS2), and when the comparison indicates a predefined difference between the actual states of health of the fuel cell systems (FCS1, FCS2): identifying (S3) a first of the at least two fuel cell systems (FCS1, FCS2) having the lowest actual state of health of the at least two fuel cell systems (FCS1, FCS2); comparing (S4) the actual state of health of the first fuel cell system with a determined expected state of health of the first fuel cell system, the expected state of health being based on a historical usage of the first fuel cell system, and when the actual state of health of the first fuel cell system is poorer than its expected state of health, determining (S4) the actual state of health of the first fuel cell syste
Resumen de: JP2025099373A
【課題】水素吸蔵合金が収容された水素貯蔵タンクの圧力の変化を抑制する。【解決手段】水素貯蔵システム１００は、水素吸蔵合金１１が収容された水素貯蔵タンク１０と、水素を貯留可能な第１水素ホルダ７３及び第２水素ホルダ７４と、水素貯蔵タンク１０内の圧力を検出する第１圧力センサ５７と、水素貯蔵タンク１０と第１水素ホルダ７３及び第２水素ホルダ７４との連通状態を制御するコントローラ６０と、を備え、コントローラ６０は、第１圧力センサ５７により検出された値が第１閾値を下回った場合、第１水素ホルダ７３及び第２水素ホルダ７４のうち、水素貯蔵タンク１０よりも圧力が高い水素ホルダを水素貯蔵タンク１０と連通させ、第１圧力センサ５７により検出された値が第２閾値を上回った場合、第１水素ホルダ７３及び第２水素ホルダ７４のうち、水素貯蔵タンク１０よりも圧力が低い水素ホルダを水素貯蔵タンク１０と連通させる。【選択図】図１
Resumen de: WO2025140933A1
A method of transporting hydrogen comprising: forming an alcohol from hydrogen and carbon dioxide; transporting said alcohol; breaking down said alcohol to form carbon dioxide and hydrogen; using said hydrogen as a fuel; and capturing said carbon dioxide to transport for reuse in generating more alcohol.
Resumen de: WO2025141108A1
The invention relates to a polar plate (7) for an electrochemical cell of a fuel cell, comprising a central portion (73) that forms a flow field (73.1) for a functional fluid, and a peripheral portion (74), which surrounds the central portion and which comprises two distribution holes (74.1, 74.2) arranged on either side of the central portion in order to feed and discharge the functional fluid, respectively, with respect to the flow field. For each distribution hole, the peripheral portion comprises a flow rim (74.1A, 74.2A), which partly defines the distribution hole on a portion of the distribution hole, facing the central portion, and a plurality of fluid passage openings (74.7, 74.8) which are all located between the flow rim of the distribution hole and the central portion, and each elongate in a main direction that is parallel to the flow rim.
Resumen de: WO2025141110A1
The invention relates to an interconnector partition plate (1) comprising an upper face and a lower face, parallel to each other and extending along a main plane, characterized in that it comprises a central part extending along the main plane and an edge integrally surrounding the central part, the edge being folded to form a non-zero angle A with the main plane. The invention also relates to the interconnector (100) for an electrolyser comprising the partition plate, an upper plate (101) in contact with the upper face (2) of the partition plate (1) and a lower plate (102) in contact with the lower face (3) of the partition plate (1). The invention also relates to a stack (300) comprising at least two interconnectors (100) and at least one elementary electrochemical cell (200) positioned between the interconnectors (100) and an electrolyser comprising the stack, an upper end plate (312) and a lower end plate (311).
Resumen de: WO2025141075A1
The peripheral seal (40) further comprises an electrically insulating pad (43, 45, 47, 49) at specific points which is integral with the sealing portion (41), the pad (43, 45, 47, 49) projecting from the sealing portion (41) towards an exterior of the sealing portion (41), in a direction of extent parallel to the seal plane (P40), the pad (43, 45, 47, 49) being configured to be in contact with the first polar plate when the peripheral seal (40) is integrated in the electrochemical cell.
Resumen de: WO2024003169A1
The invention relates to a fuel cell system (1) comprising an expansion machine (2) with a high-pressure side (3a) and a low-pressure side (3b) for performing mechanical work, and comprising multiple fuel cells (4) stacked on top of one another, which communicate fluidically with the high-pressure side of the expansion machine (2) via a gas path (5), such that, during operation of the fuel cell system (1), exhaust gas discharged from the fuel cells (4) into the gas path (5) and containing water drives the expansion machine (2). The fuel cell system (1) comprises a water separator (6) arranged in the gas path (5) for separating water from the exhaust gas, and a valve unit (7) arranged between the water separator (6) and the high-pressure side (3a) of the expansion machine (2) for adjusting an amount of exhaust gas to be supplied to the expansion machine (2). The fuel cell system (1) also comprises a bypass gas path (8) through which the exhaust gas can flow, which branches off from the gas path (5) between the fuel cells (4) and the water separator (6) and fluidically communicates with the low-pressure side (3b) of the expansion machine (2), such that exhaust gas can bypass the expansion machine (2) via the bypass gas path (8). In addition, a bypass valve unit (9) is arranged in the bypass gas path (8) for adjusting the amount of exhaust gas flowing through the bypass gas path (8).
Resumen de: JP2025099579A
【課題】本発明は、硬化物の低アウトガス性に優れるとともにリン元素が溶出しない光硬化性樹脂組成物を提供することを目的とする。【解決手段】下記の（Ａ）～（Ｃ）成分を含み、（Ａ）成分１００質量部に対し（Ｃ）成分を１～２０質量部含む、光硬化性樹脂組成物。（Ａ）成分：（メタ）アクリロイル基を１以上と、－［ＣＨ２Ｃ（ＣＨ３）２］－単位を含むポリイソブチレン樹脂（Ｂ）成分：イソボルニル（メタ）アクリレート（Ｃ）成分：ケタール系光ラジカル重合開始剤【選択図】 なし
Resumen de: JP2025099441A
【課題】大電流放電が要求された場合であっても、電源供給が安定して行うことができ、また、充電効率が良好な電力供給装置を提供すること。【解決手段】電力を供給する入力電源と負荷との間の蓄電池装置は、制御回路６を介してレドックスフロー電池１と二次電池３とが並列接続となるように構成されており、レドックスフロー電池１の充電電圧の上限は、二次電池３の充電電圧の上限よりも高くなるように構成され、制御回路６は、レドックスフロー電池１と二次電池３との共通電圧を計測する電圧センサー５を備え、電圧センサー５の電圧値に基づき、電磁開閉スイッチ素子ＭＣ２を開閉操作することにより、充電時にレドックスフロー電池１と二次電池３とが、単接続、並列接続とを切り替え可能に構成され、電磁開閉スイッチ素子ＭＣ２と並列接続となるように、二次電池３からの出力電流方向を順方向とするバイパスダイオード４を備えることを特徴とする。【選択図】図１
Resumen de: JP2025099432A
【課題】燃料電池の耐久性を向上する。【解決手段】燃料電池１００は、電解質膜１０７の両面に電極が接合された膜電極接合体１１５と、担体およびセリウムを含むセリウム複合体と、を備え、セリウム複合体中のセリウムの含有量に対する担体の含有量の質量比が１５以上１００以下である。【選択図】なし
Resumen de: WO2025141051A1
The present invention relates to a composition, preferably in the form of a paste or a solid, comprising at least one inorganic material based on glass and/or glass-ceramic, and at least one source of lanthanum, to a seal for an electrochemical device obtained from said composition, to a method for manufacturing said seal, to the use of said seal in an electrochemical device, and to an electrochemical device comprising at least said seal.
Nº publicación: WO2025141011A1 03/07/2025
Solicitante:
COMMISSARIAT A LENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES [FR]
COMMISSARIAT \u00C0 L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
Resumen de: WO2025141011A1
A method for manufacturing an electrochemical cell, comprising the following steps: • - providing a first element (30, 30.1) comprising a first rib (34, 36, 34.1, 36.1, 34.2, 36.2) bordered by two first linking portions (37, 38, 39, 40, 37.1, 38.1, 39.1, 40.1, 37.2, 38.2, 39.2, 40.2); • - providing a second element (50, 50.1) comprising a second rib (54, 56, 54.1, 56.1, 54.2, 56.2) bordered by two second linking portions (57, 58, 59, 60, 57.1, 58.1, 59.1, 50.1, 57.2, 58.2, 59.2, 60.2); • - placing the first element (30, 30.1) opposite the second element (50, 50.1), and • - producing a first junction of a first linking portion (37, 38, 39, 40, 37.1, 38.1, 39.1, 40.1, 37.2, 38.2, 39.2, 40.2) on a second linking portion (57, 58, 59, 60, 57.1, 58.1, 59.1, 50.1, 57.2, 58.2, 59.2, 60.2) by a friction welding method. The invention further relates to an electrochemical cell thus obtained.
BOPI
Sede Electrónica
