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568
resultados
Última actualización
24/10/2025 [06:48:00]
Resultados 350 a 375 de 568
Resumen de: WO2024126563A1
The invention relates to a single cell (100) of a fuel cell stack, which comprises a plurality of walls (102), that are each continuous and sealed, which define compartments (V100) of the single cell and which are held by a sealing structure (200). The sealing structure is formed from a stack of wall frames (220), which each surround an associated wall (102), compartment frames (230), which are each arranged at the periphery of a corresponding compartment (V100), and adhesive layers (240), which are inserted between each of the frames of the sealing structure so as to sealingly secure the frames to each other. Each wall forms, with its associated wall frame, a peripheral gap, which is sealingly closed, on at least one of the faces of this wall, by a compartment frame arranged opposite this peripheral gap.
Resumen de: US2025316727A1
A fuel cell system, in particular for a vehicle, includes at least one fuel cell having an anode region to be fed with hydrogen-containing anode gas at an anode inlet region, a cathode region to be fed with oxygen-containing cathode gas at a cathode inlet region, an anode outlet region for releasing anode offgas, and a cathode outlet region for releasing cathode offgas, and also a buffer store for receiving anode offgas from the anode outlet region.
Resumen de: DE102024203045A1
Die Erfindung betrifft ein Verfahren zum Betreiben einer Stackanordnung, die mindestens einen Stack (2) sowie eine den mindestens einen Stack (2) aufnehmende Einhausung (3) umfasst, wobei die Einhausung (3) ein gasgefülltes Volumen (4) umschließt, das für einen Gasaustausch über einen Gaseinlass (5) mit einer Einlassleitung (6) und über einen Gasauslass (7) mit einer Auslassleitung (8) verbunden ist. Erfindungsgemäß wird durch Öffnen eines in eine Rezirkulationsleitung (9) integrierten Ventils (10) ein Gas oder Gasgemisch aus dem Volumen (4) ausgeleitet und über die Rezirkulationsleitung (9) und den Gaseinlass (5) wieder in das Volumen (4) eingeleitet.Die Erfindung betrifft ferner eine Stackanordnung (1), die zur Durchführung des erfindungsgemäßen Verfahrens geeignet ist.
Resumen de: US2025313688A1
The invention relates to a rubber composition based on at least one EPM copolymer or one EPDM terpolymer, and a rubber article incorporating it, such as a seal or a pipe (10) e.g. for an air, water, or cooling circuit equipping a fuel cell.The composition comprises:a filler comprising a carbon black and a lamellar inorganic filler,a processing aid system,a plasticizing system, anda crosslinking system comprising a peroxide,wherein the composition comprises, in mass percents:28-32% of carbon black, which is chosen from theASTM N600 or N700 series of blacks, andthose having a specific surface area of 15-25 m2/g, an iodine adsorption index of 16-24 mg/g, and a DBP absorption index of 90-110 mL/100 g,10-20% of the lamellar inorganic filler,1.0-6.0% of the processing aid system, which comprises a carbon black covering agent, and10-22% of the plasticizing system.
Resumen de: US2025309293A1
An embodiment of the present disclosure relates to an energy generation system including a first energy generation part configured to generate electrical energy on the basis of an electrochemical reaction of a target fluid, and a second energy generation part configured to operate by receiving water discharged from the first energy generation part and generate electrical energy on the basis of a potential difference made by a movement and evaporation of the water, thereby obtaining an advantageous effect of improving energy generation efficiency.
Resumen de: US2025309295A1
A hybrid fuel cell system is disclosed. The hybrid fuel cell comprises a fuel cell adapted to supply power to a load. The hybrid fuel cell further comprises an Electrical Air Compressor (EAC) unit operatively coupled with the fuel cell. Also, the hybrid fuel cell comprises an auxiliary power source connected to the EAC unit via a Direct Current to Alternative Current (DC-AC) converter. Furthermore, the hybrid fuel cell comprises a converter circuit configured to perform at least one of enable the auxiliary power source to supplement the fuel cell to provide collective power supply to a load during the initialization phase of the fuel cell, enable the fuel cell to provide either the input power supply or a supplement power supply to the EAC unit during an operational phase of the fuel cell, or enable the fuel cell to charge the auxiliary power source.
Resumen de: US2025316723A1
A fuel cell stack includes multiple stacked unit cells. Each unit cell includes a first separator, a second separator, and a power generation portion sandwiched by the first separator and the second separator. A flow passage and a gasket are arranged between the first separator of a first unit cell and the second separator of a second unit cell. The gasket surrounds a supply manifold, the flow passage, and a discharge manifold. The gasket includes an annular body and a guide projection. The first separator of the first unit cell includes at least one first rib located adjacent to an inner peripheral side of the body. The second separator of the second unit cell includes at least one second rib located adjacent to the inner peripheral side of the body. The first rib and the second rib project so as to contact each other and extend to intersect each other.
Resumen de: US2025316729A1
A fuel cell system capable of defreezing a dedicated component by guiding a coolant via a coolant branch line from a fuel cell stack to the dedicated component which may be a water separator, an exhaust water pipe, a valve, a water tank, or a combination thereof. Also a vehicle comprising such fuel cell system.
Resumen de: US2025316718A1
The electrochemical oxygen reduction catalyst includes metal particles and a modifier that modifies the metal particles. The present disclosure relates to an electrochemical oxygen reduction catalyst, wherein the modifier is an organic nitrogen compound, the organic nitrogen compound includes a triazine ring and fluorine bonded to the triazine ring via a covalent bond, and the organic nitrogen compound has a fluorine content of 29 g/eq or less.
Resumen de: US2025312717A1
The present disclosure relates to a gas-liquid separator including a housing member having an inlet port through which air is introduced, and a discharge port through which the air is discharged. A vortex generation member is provided in the housing member and is configured to generate a vortex in the air introduced into the housing member so that droplets contained in the air come into contact with an inner surface of the housing member. A variable pressure flow path is provided in the housing member as well, and is configured to guide the flow of air, from which the droplets are separated, to the discharge port and change pressure of the air from an inlet toward an outlet thereof, thereby obtaining an advantageous effect of ensuring efficiency in capturing droplets and minimizing an increase in differential pressure.
Resumen de: US2025316734A1
A fuel cell system is introduced. The fuel cell system may comprise a fuel cell stack, and a controller configured to determine a dew point of gas flowing in the fuel cell stack, determine, based on the determined dew point and an operating temperature of the fuel cell stack, a change rate of an amount of hydrogen crossover, and control, based on a target operating temperature, the operating temperature of the fuel cell stack, wherein the target operating temperature is changed based on the determined change rate.
Resumen de: US2025309296A1
A system and a method of controlling the fuel system are introduced. The fuel cell system may comprise a hydrogen tank configured to store hydrogen a fuel cell configured to receive, based on a state of the hydrogen tank, the hydrogen from the hydrogen tank a sensor configured to measure at least one of an output current or an output voltage of the fuel cell and a processor configured to determine the state of the hydrogen tank, wherein the state is associated with an amount of hydrogen filled in the hydrogen tank determine, based on the output voltage of the fuel cell, a purity level of the hydrogen stored in the hydrogen tank, wherein the output voltage is obtained based on the state of the hydrogen tank and open, based on the purity level of the hydrogen being unsatisfactory, a purge valve for discharging residual hydrogen from the fuel cell.
Resumen de: KR20250147265A
내구성을 개선하는 라디칼 스캐빈저, 막-전극 접합체, 연료전지 및 이들의 제조방법에 관해 개시된다. 일 측면에 따르면, 라디칼 포집 입자(radical-scavenging particle) 및 상기 라디칼 포집 입자의 표면에 형성된 보호층을 포함하고, 상기 보호층의 평균 두께 대비 두께 표준편차의 비율은 5% 이하인, 라디칼 스캐빈저가 제공된다.
Resumen de: WO2024165309A1
A method for controlling a fuel cell system (100) is proposed. The fuel cell system (100) comprises: a fuel cell stack (10) with an anode side (11) and a cathode side (12); an exhaust gas line (13); a fuel line with a recirculation circuit (14); and at least one valve line (15) connected to the recirculation circuit (14). The at least one valve line (15) and the exhaust gas line (13) merge into a measurement line (16). The at least one valve line (15) has a valve (18). The method comprises the following steps: • (S1) measuring an H2 concentration and/or an H2O concentration in the measurement line (16), • (S2) determining the H2 concentration, N2 concentration, the vapor concentration and/or the water amount on the anode side (11) of the fuel cell stack (10) on the basis of the measured H2 concentration and/or the measured H2O concentration by means of a trained machine-learning method (20), and • (S3) adapting a purge duration and/or a purge interval on the basis of the determined H2 concentration and/or N2 concentration on the anode side (11) of the fuel cell stack (10) and adapting a drain duration and/or a drain interval on the basis of the determined vapor concentration and/or the water amount on the anode side (11) of the fuel cell stack (10), or • (S4) adapting a drain duration and/or a drain interval on the basis of the determined vapor concentration and/or the water amount on the anode side (11) of the fuel cell stack.
Resumen de: CN120322494A
The present invention relates to a basic anion exchange membrane precursor (pAAEM) comprising a blend of at least one first polymer (P1) comprising recurring units derived from acrylonitrile and at least one second polymer (P2) comprising recurring units derived from vinyl lactam; and to an alkaline anion exchange membrane (AAEM) obtained therefrom.
Resumen de: WO2024165623A1
The invention relates to a method for model-based operation, in particular open-loop and/or closed-loop control, of a coolant system (10), preferably for operation of an electrochemical energy converter, preferably of a fuel cell system (100) or of an electrolyzer, comprising: - determining a temperature range (T1(i), T2(i)) for at least one subsystem of the coolant system (10), - approximating a temperature-dependent specific heat capacity (cp(T)) of a coolant of the coolant system (10) for the determined temperature range (T1(i), T2(i)), - determining a specific enthalpy (h) of the coolant as a function (h(T)) of a temperature (T) on the basis of the approximation step, - operating the coolant system (10) on the basis of the determination step.
Resumen de: KR20250144927A
본원은 질소 원자를 포함하는 고분자를 다공성 탄소담지체의 표면에 흡착시켜 복합체를 형성하는 단계; 및 상기 복합체를 열처리하여 상기 다공성 탄소담지체에 질소를 도핑하는 단계를 포함하는, 질소 도핑된 탄소담지체의 제조방법에 관한 것이다.
Resumen de: KR20250147038A
산소환원반응용 전극 촉매의 제조방법을 개시한다. 질소가 도핑된 탄소 지지체를 준비하는 제1 단계; 및 상기 질소가 도핑된 탄소 지지체 표면에 백금 및 아연의 합금을 로딩(loading)하는 제2 단계;를 포함한다.
Resumen de: KR20250146984A
본 발명은 수소 연료 공급 시스템을 개시한다. 개시된 수소 연료 공급 시스템은, 액화수소를 저장하는 내부탱크와, 내부에 내부탱크가 구비되는 외부탱크를 포함하는 연료저장 탱크모듈과, 연료저장 탱크모듈에서 연료전지로 공급되는 액화수소를 기화시킬 수 있도록 내부탱크와 연결되는 액화수소 기화기와, 액화수소 기화기와 연료전지를 연결하여 액화수소 기화기에서 이송되는 기화수소를 저장하며 내부탱크의 압력을 유지하도록 내부탱크와 버퍼탱크를 연결하는 내부탱크 압력 유지라인을 포함하는 수소 버퍼부와, 내부탱크의 액화수소를 상기 액화수소 기화기로 압출할 수 있도록 내부탱크와 액화수소 기화기를 연결하는 연료압출 공급모듈을 구비하는 것을 특징으로 한다. 따라서, 본 발명은 액화수소를 수용하는 내부탱크의 압력을 균일하게 유지시키면서 연료압출 공급모듈을 이용하여 액화수소를 액화수소 기화기에 고압으로 압출할 수 있으므로, 연료공급을 정밀하게 진행할 수 있다.
Resumen de: WO2025206545A1
The present application relates to a method for manufacturing a metal separator and a metal separator manufactured thereby. According to a method for manufacturing a metal separator and a metal separator manufactured thereby of the present application, a process time can be shortened, and electrical conductivity and corrosion resistance can be improved at the same time.
Resumen de: KR20250147225A
본 발명은 연료전지용 분리판의 제조공정 및 이에 의해 연료전지용 스택에 관한 것으로, 분리판을 전도성 금속으로 코팅하는 코팅단계 및 코팅된 분리판을 수소이온농도(pH)가 11이상인 알칼리 용액에 침지하는 친수성 처리단계를 포함한다. 본 발명에 따른 연료전지용 분리판의 제조공정은 공정 효율을 향상시키면서 분리판의 친수성을 향상시킬 수 있다.
Resumen de: US2025303839A1
A vehicle frame for a fuel cell includes a first frame, a second frame, and a support frame interconnecting the first frame and the second frame and provided with a fluid tank and a battery mounted thereon. The fluid tank includes a pair of fluid tanks on outer sides of the first frame and the second frame in a width direction, and the battery is disposed between the pair of fluid tanks.
Resumen de: KR20250147134A
본 개시의 삼중열병합용 연료전지 시스템은 히트펌프 연계 냉열 및 온열 열전달 구조를 통해 냉수 및 온수를 고효율로 생산할 수 있고, 온수탱크 및 냉매의 유량 조절을 통해 냉수 및 온수 생산을 제어할 수 있는 삼중열병합용 연료전지 시스템을 제공한다.
Resumen de: KR20250145785A
본 발명은 원격 터미널 유닛을 이용하여 미니 수소 발전기 등의 발전기를 원격으로 기동할 수 있게 하는 수소 연료 전지 발전기의 원격 시동 서비스를 운영하는 방법에 관한 것으로서, (a) 상기 원격 터미널 유닛으로부터 계측 정보를 입력받아서 수소 발생기 및 수소 연료 전지 발전기를 실시간으로 모니터링하는 단계와, (b) 제 1 레시피 정보에 따라 상기 수소 발생기의 동작을 준비하는 제 1 기동 정보를 상기 발전소 제어기로 전송하는 단계와, (c) 제 2 레시피 정보에 따라 상기 수소 발생기의 수소 생산을 안정화시키는 제 2 기동 정보를 상기 발전소 제어기로 전송하는 단계와, (d) 제 3 레시피 정보에 따라 상기 수소 연료 전지 발전기에서 저수준 전력을 발생시키는 제 3 기동 정보를 상기 발전소 제어기로 전송하는 단계 및 (e) 제 4 레시피 정보에 따라 상기 수소 연료 전지 발전기에서 고수준 전력을 발생시키는 제 4 기동 정보를 상기 발전소 제어기로 전송하는 단계를 포함할 수 있다.
Nº publicación: KR20250146786A 13/10/2025
Solicitante:
현대자동차주식회사기아주식회사
Resumen de: KR20250146786A
연료전지 스택; 및 상기 연료전지 스택의 발전전압값 및 임피던스 저항값 중 적어도 하나를 기반으로 상기 연료전지 스택이 기 설정된 일산화탄소 피독 상태 조건을 만족하는지 여부를 판단하고, 상기 일산화탄소 피독 상태 조건을 만족하면 상기 연료전지 스택의 성능을 회복하도록 제어하는 성능 회복 기능을 활성화하여 상기 연료전지 스택의 캐소드 측에서 애노드 측으로 크로스오버되는 산소량이 증대되도록 상기 연료전지 스택에 흐르는 기체 유량을 제어하는 제어기;를 포함하는 연료전지 스택의 성능 회복 시스템 및 방법이 소개된다.
BOPI
Sede Electrónica
