Alerta

METHOD FOR DETERMINING A MASS FLOW RATE

Resumen de: WO2025214972A1

The invention relates to a method for determining a mass flow rate (m_dot_H2) of fuel, in particular hydrogen, for a fuel cell (100), in particular a proton exchange membrane fuel cell, comprising: - determining (110), by means of a control unit (FCCU), a valve mass flow rate (m_dot_H2PrpVlv) which is specific to a fuel valve (10) of the fuel cell (100), - determining (120), by means of the control unit (FCCU), a mass flow rate rough estimation (m_dot_H2_rough) depending on the valve mass flow rate (m_dot_H2PrpVlv), - calculating (130), by means of the control unit (FCCU), a mass flow rate refinement (delta_m_dot_H2_Refine) depending on the mass flow rate rough estimation (m_dot_H2_rough), - ascertaining (140), by means of the control unit (FCCU), a mass flow rate of fuel (m_dot_H2) depending on the mass flow rate rough estimation (m_dot_H2_rough) and the mass flow rate refinement (delta_m_dot_H2_Refine).

ELECTRICALLY CONDUCTIVE PLASTIC AND USE THEREOF

Resumen de: WO2025214898A1

The invention relates to an electrically conductive plastic and the use thereof.

SIDE-CHANNEL COMPRESSOR FOR A FUEL CELL SYSTEM FOR CONVEYING AND/OR COMPRESSING A GASEOUS MEDIUM, AND FUEL CELL SYSTEM COMPRISING SAME

Resumen de: WO2025214857A1

The invention relates to a side-channel compressor (1) for a fuel cell system (2) for compressing a gaseous medium, the side-channel compressor comprising a housing having a first housing part (3) and a second housing part (4), wherein: the first housing part (3) has a bearing journal (5) extending along a rotational axis (R); a bearing inner ring (8) of a bearing device (9) is disposed on the bearing journal (5); the bearing device (9) comprises a first bearing (19) and a second bearing (20); and a compressor wheel assembly (10) having a compressor wheel (34) is arranged within the housing so as to be rotatable about the rotational axis (R) on a bearing outer ring (11) of the bearing device (9). According to the invention, the compressor wheel assembly (10) has at least one water-repellent disc (23, 41), the water-repellent disc (23, 41) having an at least partially hydrophobic coating (14) at least on its side facing the corresponding bearing (19, 20), in particular on a corresponding end face (44, 46, 48, 50, 52, 54), and having an uncoated region (30) on its end face (49, 51) facing away from at least the corresponding bearing. The invention also relates to a fuel cell system (2) comprising a side-channel compressor (1) according to the invention.

GAS-LIQUID SEPARATOR

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.

METHOD AND DEVICE FOR THERMAL MANAGEMENT OF A FUEL CELL SYSTEM OF A VEHICLE

Resumen de: CN120418112A

The invention relates to a method for thermal management of a fuel cell system of a vehicle, in which the thermal output of the entire cooling system of the vehicle is estimated on the basis of a physical model, taking into account the current driving situation and the existing environmental conditions of the vehicle, in an energy management system (ENM), a heat output # imgabs0 #, which can dissipate in an ECO mode without switching on one or more auxiliary electrical appliances comprising at least one fan (4), and a heat output # imgabs1 #, which can dissipate in a Power mode with one or more auxiliary electrical appliances comprising at least one fan (4), are determined, according to the invention, a target power (PS) which can be currently invoked from the fuel cell system is determined on the basis of the heat output # imgabs2, and whether the fuel cell system is operating in an ECO mode or a Power mode is determined, in which how much energy is currently required by the auxiliary electrical equipment required for cooling is determined by means of a heuristic logic system, in order to determine a characteristic value (KW), and the characteristic value (KW) is determined on the basis of the heat output # imgabs2. The characteristic value represents how much electric power must be introduced currently to dissipate a specific thermal output, where the power of the fuel cell system does not increase when the value represents that more than 1 kilowatt electric power is requir

固体酸化物形燃料電池の製造方法

Resumen de: JP2025156940A

【課題】電解質層の割れ、及び、空気極層の劣化を抑制することができる、固体酸化物形燃料電池の製造方法を提供すること。【解決手段】固体酸化物形燃料電池の製造方法は、積層体作製工程と、空気極前駆体層を焼成することにより空気極層を形成する、空気極形成工程と、を含む。空気極形成工程は、燃料極閉空間と、空気極閉空間とを形成する、閉空間形成工程と、燃料極閉空間に還元性ガスを供給し、空気極閉空間に酸素を含む酸化性ガスを供給した状態で、空気極前駆体層を焼成する、焼成工程とを含む。【選択図】図３

導電部材、電気化学セル装置、モジュールおよびモジュール収容装置

Resumen de: WO2024248059A1

This electroconductive member comprises a metal plate, a first porous layer, and a second porous layer. The metal plate has a first surface and a second surface positioned on the opposite side of the first surface, and gas can flow between the first surface and the second surface. The first porous layer is positioned on the first surface. The second porous layer is positioned on the second surface. When the thermal expansion coefficient of the metal plate is α0, the thermal expansion coefficient of the first porous layer is α1, and the thermal expansion coefficient of the second porous layer is α2, α1<α0 and α2<α0, or α1>α0 and α2>α0 are satisfied.

燃料電池システム

Resumen de: JP2025156811A

【課題】効率よく燃料電池スタックの加熱および冷却を行える技術を提供する。【解決手段】燃料電池システムは、冷媒が流入する第１供給口と冷媒が流出する第１排出口とを有する第１燃料電池スタックと、冷媒が流入する第２供給口と冷媒が流出する第２排出口とを有する第２燃料電池スタックと、冷却装置と、第１排出口と冷却装置とを接続し、冷媒が流通する第１流路と、第２供給口と冷却装置とを接続し、冷媒が流通する第１流路と異なる第２流路と、第１流路に配置されており、冷媒が流入する第１流入口と、冷媒が流出する第１流出口と、第２流路と接続されている第２流出口とを有し、第１流入口と第１流出口とが連通する第１状態と、第１流入口と第２流出口とが連通する第２状態とに切り替え可能である弁部と、暖機運転において、弁部を第２状態にする制御を行い、暖機運転の終了後において、弁部を第１状態にする制御を行う制御装置と、を備える。【選択図】図１

燃料電池システム及びフォークリフト

Resumen de: JP2025156850A

【課題】燃料電池システムを小型化できる燃料電池システム及びフォークリフトを提供する。【解決手段】燃料電池システム１０は、燃料電池スタックと、燃料電池スタックを収容する筐体１５と、筐体１５外に設けられたエアクリーナ１２と、筐体１５内に設けられたエアコンプレッサ１３と、エアクリーナ１２とエアコンプレッサ１３とを接続する第１配管４１と、筐体１５内において第１配管４１の途中に設けられ、内部に消音構造が設けられたマフラケース６０を有する第１消音器１６と、エアクリーナ１２の吸気口の流路断面積を狭めるようにエアクリーナ１２に取り付けられた第２消音器１７とを備えている。フォークリフトには、燃料電池システム１０が搭載されている。【選択図】図３

プロセス及び膜

Resumen de: CN119866394A

A method for producing an ion conducting membrane comprising a membrane layer comprising a reconstitution catalyst. The film layer is made from an ink comprising a stabilized dispersion of reconstitution catalyst nanoparticles. Also provided are ion conducting membranes for electrochemical devices, such as fuel cells or water electrolysers, having a membrane layer comprising a reconstitution catalyst, the membrane layer comprising dispersed reconstitution catalyst nanoparticles, a nanoparticle stabilizer, and an ion conducting polymer.

ターボエキスパンダマシンに関する水素の用途

Resumen de: US2024113594A1

An apparatus includes an electric generator that includes a fluid inlet configured to receive hydrogen at a first pressure, a turbine wheel configured to expand the hydrogen and rotate in response to expansion of the hydrogen flowing into an inlet of the turbine wheel and out of the outlet of the turbine wheel, a rotor coupled to the turbine wheel and configured to rotate with the turbine wheel, a stationary stator, the electric generator to generate an alternating current upon rotation of the rotor within the stator, and a fluid outlet configured to output hydrogen at a second pressure less than the first pressure. The apparatus includes a power electronics system electrically connected to an electrical output of the electric generator and to receive alternating current from the electric generator. The power electronics can condition the generated electrical current to supply power to various types of loads.

官能基化イオン性ポリマーおよびその用途

Resumen de: US2024117104A1

The disclosure relates to compositions comprising a first structure of the formula:or a salt thereof, wherein R1, R2, R3, Ar1, and n are defined herein. Materials, devices, and methods of using such compositions are also described.

RECIRCULATION CONTROL DEVICE FOR FUEL CELL SYSTEM AND THE CONTROL METHOD THEREOF

Resumen de: KR20250148845A

연료전지 시스템의 재순환 제어 방법이 개시된다. 연료전지 시스템의 재순환 제어 방법은, 수소 공급 압력이 기설정된 수치 이상인지 여부를 판단하는 단계, 수소 공급 압력이 기설정된 수치 이상이면 스택 전압을 모니터링 하여 스택 전압의 이상 발생 여부를 판단하는 단계, 스택 전압의 이상이 발생한 것으로 판단되면 스택 출력 가변 제어의 가능 여부를 판단하는 단계 및 스택 출력 가변 제어의 가능 여부에 따라 재순환 펌프의 메인 제어 또는 보조 제어를 수행하는 단계를 포함한다. 이에 따라, 불필요한 재순환 펌프 동작에 의한 소모 출력 및 소음을 최소화하고, 재순환율 향상을 통한 수소 퍼지 과다를 방지하여 시스템 효율을 향상시키며 추가적인 하드웨어 설치없이 재순환 펌프의 동작을 최적화할 수 있다.

FUEL CELL POWER GENERATION APPARATUS AND CONTROL METHOD THEREOF

Resumen de: KR20250148801A

본 발명은 연료전지 발전 장치 및 그의 제어 방법에 관한 것으로, 연료전지 스택을 포함하는 다수의 발전 모듈 및 외부로부터 전력 공급 요청을 수신하면 상기 전력 공급 요청에 포함된 요구 발전량 및 상기 연료전지 스택의 발전 효율에 기반하여 상기 다수의 발전 모듈을 개별적으로 제어하여 발전량을 조절하는 제어기를 포함할 수 있다.

고체 산화물 전지 적층체들의 모듈 배열체

Resumen de: AU2024223621A1

An object of the invention is a module arrangement of solid oxide cell stacks being arranged to a 2 x N matrix, N being any natural number. The arrangement comprises a fuel inlet manifold (150) and a fuel outlet manifold (152) between the two adjacent stacks (103).The fuel inlet manifold (150) and the fuel outlet manifold (152) form a fuel manifold (171) to deliver supply fuel gas (108) to the stacks and fuel exhaust gas (177) from the stacks, and the stacks been arranged in the manifold in a parallel connection from the fuel gas supply and fuel exhaust gas connection point of view. The stacks (103) are arranged with a common oxygen side gas supply compartment (106) connecting the inlet side of the open structure of oxygen side gas delivery (105) and common oxygen side gas exhaust compartment (176) connecting the outlet side of the open structure of oxygen side gas delivery (105). The inlet manifold (150) comprises gas flow holes of controllable sizes to the stacks (103) for forming even gas flow to the stacks, and the outlet manifold (152) comprises gas flow holes of controllable sizes to the stacks (103) for forming even gas flow from the stacks. The module arrangement comprises a first gas seal (155), a first electrical insulation plate (119) and a second gas seal (156) between the manifold (171) and the stack (103). On top side (122) and on bottom side (124) of the cell stack (103) the module arrangement comprises a second electrical insulation plate (114), compression st

Brennstoffzellensystem

Resumen de: AT528155A1

Die vorliegende Erfindung betrifft ein Brennstoffzellensystem (100) zur Erzeugung von elektrischem Strom, aufweisend wenigstens einen Brennstoffzellenstapel (110), wobei der Brennstoffzellenstapel (110) eine Luftseite (120) und eine Brennstoffseite (130) aufweist und die Luftseite (120) einen Luftzuführabschnitt (122) für eine Zufuhr von Zuluft (ZL) zur Luftseite (120) und einen Abluftabführabschnitt (124) für eine Ab- fuhr von Abluft (AL) von der Luftseite (120) aufweist, wobei weiter die Brennstoffseite (130) einen Brennstoffzuführabschnitt (132) für eine Zufuhr von Brennstoff (BS) zur Brennstoffseite (130) und einen Abgasabführabschnitt (134) für eine Abfuhr von Ab- gas (AG) von der Brennstoffseite (130) aufweist, wobei im Luftzuführabschnitt (122) eine Kompressorvorrichtung (140) angeordnet ist für eine Kompression der Zuluft (ZL), wobei stromabwärts dieser Kompressorvorrichtung (140) eine Zuluft-Abluft- Wärmetauscher (150) angeordnet ist für eine Wärmeübertragung von der Zuluft (ZL) auf die Abluft (AL).

Brennstoffzellensystem für eine Erzeugung von elektrischem Strom mit unterschiedlichen Brennstoffen

Resumen de: AT528349A1

Die vorliegende Erfindung betrifft ein Brennstoffzellensystem (100) für eine Erzeugung von elektrischem Strom, aufweisend wenigstens einen Brennstoffzellenstapel (110) mit einem Brennstoffabschnitt (120) und einem Luftabschnitt (130), der Brenn- stoffabschnitt (120) aufweisend einen Brennstoffzuführabschnitt (122) für eine Zufuhr von Brennstoffzuführgas (BZG) und einen Brennstoffabführabschnitt (124) für eine Abfuhr von Brennstoffabgas (BAG), der Luftabschnitt (130) aufweisend einen Luftzuführabschnitt (132) zur Zufuhr von Zuluft (ZL) und einen Abluftabführabschnitt (134) für eine Abfuhr von Abluft (AL), wobei ein Vorkonditionierungsabschnitt (140) strom- aufwärts des Brennstoffzuführabschnitts (122) angeordnet und mit diesem fluidkommunizierend verbunden ist, wobei der Vorkonditionierungsabschnitt (140) wenigstens zwei Brennstoffanschlüsse (142) für einen fluidkommunizierenden Anschluss an je eine Brennstoffquelle mit voneinander unterschiedlichen Brennstoffen (B1, B2, B3) aufweist, wobei weiter der Brennstoffzuführabschnitt (122) eine Aufbereitungsvorrichtung (150) aufweist für eine Aufbereitung von wenigstens zwei unterschiedlichen Brennstoffen (B1, B2, B3) der wenigstens zwei Brennstoffanschlüsse (142) zur Nutzung im Brennstoffabschnitt (120), wobei weiter die Aufbereitungsvorrichtung (150) wenigstens einen Regelabschnitt (152) aufweist für eine Regelung wenigstens eines Aufbereitungsparameters (AP) der Aufbereitungsvorrichtung (150) zur Anpassung an den

FUEL CELL ASSEMBLY AND METHOD OF MANUFACTURING THE SAME

Resumen de: EP4632849A1

Assemblage pour pile à combustible, comprenant un empilement comportant une première couche de diffusion des gaz (2) ; des premier et deuxième renforts (4, 5) ; et une deuxième couche de diffusion des gaz (3) ; les première et deuxième couches de diffusion des gaz (2, 3) présentant respectivement deux première et deuxième faces tournées respectivement au regard des premier et deuxième renforts (4, 5) ; les première et deuxième faces présentant respectivement des première et deuxième zones ; la première zone est fixée sur le premier renfort (4), la fixation présentant une première soudure avec fusion de la première zone avec le premier renfort (4), sans fusion du premier renfort (4) ; et la deuxième zone est fixée sur le deuxième renfort (5), la fixation présentant une deuxième soudure avec fusion de la deuxième zone avec le deuxième renfort (5), sans fusion du deuxième renfort (5).

ENERGY GENERATING DEVICE

Resumen de: EP4632203A1

An aircraft propulsion system (26) includes a gas turbine engine (28), a water - exhaust heat exchanger (54), and a fuel cell segment (46). The gas turbine engine (28) has a compressor (32), a combustor (48), and a turbine (36). The engine (28) is in drive communication with a rotational load component (50). The water - exhaust heat exchanger (54) is disposed to receive exhaust gas exiting the turbine section (36). The fuel cell segment (46) includes a liquid hydrogen evaporator (72), a fuel cell (70), and a water pump (74). The liquid hydrogen evaporator (72) is configured to change a flow of liquid hydrogen to a flow of gaseous hydrogen. The fuel cell (70) is configured to receive a flow of air and the flow of gaseous hydrogen and react them to produce electrical power and a flow of water. The flow of water from the fuel cell (70) goes to the water - exhaust heat exchanger (54) which converts the flow of water to a flow of steam.

AN ELECTRONICALLY COMMUTATED FUEL CELL SYSTEM

Resumen de: EP4632984A1

A fuel cell management system is disclosed herein. The fuel cell management system comprises: a first arrangement of fuel cells configured to provide a first voltage and a first current, where the first arrangement includes at least two fuel cells connected in series; a second arrangement of fuel cells configured to provide a second voltage and a second current, where the second arrangement includes at least two fuel cells connected in parallel; a plurality of switches coupled to fuel cells of the first arrangement and the second arrangement; and a control circuit configured to activate different switches of the plurality of switches to connect an output node of the fuel cell management system to one of a plurality of arrangements of fuel cells, where the plurality of arrangements of fuel cells includes the first arrangement and the second arrangement.

GAS MANAGEMENT SYSTEM FOR AN ELECTROCHEMICAL CELL

Resumen de: EP4632108A1

A gas management system includes an anodic chamber, a cathodic chamber, and a membrane assembly configured to remove bubbles from an electrochemical cell to increase hydrogen generation of the electrochemical cell. The membrane assembly includes a first outer layer arranged between the cathodic chamber and the anodic chamber, a second outer layer arranged between the first outer layer and the cathodic chamber, and a spacer layer arranged between the first outer layer and the second outer layer.

COMBUSTION SYSTEM HAVING A FUEL CELL AND A CARBON CAPTURE SYSTEM

Resumen de: CN120418525A

A combustion system is provided. The combustion system includes a top cycle and a bottom cycle, the top cycle generating an exhaust gas stream. The combustion system also includes a heat recovery steam generator (HRSG) that receives the exhaust gas from the top cycle. The HRSG produces a steam stream for use in the bottom cycle. A fuel cell includes an anode side, a cathode side, and an electrolyte. The cathode side receives an off-gas stream from the HRSG via a cathode inlet line. The cathode side removes a first portion of the contaminant from the exhaust gas. The carbon capture system is fluidly coupled to the cathode side via a cathode outlet line. The carbon capture system removes a second portion of the contaminant from the exhaust gas.

COMBUSTION SYSTEM HAVING A FUEL CELL AND A CARBON CAPTURE SYSTEM

Resumen de: CN120457566A

A combustion system is provided. The combustion system includes a top cycle and a bottom cycle, the top cycle generating an exhaust gas stream. The combustion system also includes a fuel cell including an anode side, a cathode side, and an electrolyte. The cathode side receives an exhaust stream from the top cycle via a cathode inlet line. The cathode side removes a first portion of the contaminant from the exhaust gas. The combustion system also includes a heat recovery steam generator (HRSG) that receives exhaust gas from the cathode side via a cathode outlet line. The HRSG produces a steam stream for use in the bottom cycle. The carbon capture system is fluidly coupled to the HRSG via an HRSG outlet line. The carbon capture system removes a second portion of the contaminant from the exhaust gas.

USER-DRIVEN CONFIGURATION-BASED HYDROGEN FUELING METHOD AND DEVICE

Resumen de: EP4632265A1

A hydrogen fueling method for a mobility which uses hydrogen as fuel, according to the present disclosure, comprises the steps of: receiving a user input related to hydrogen fueling-target configurations; determining a target state of charge (SOC) for fueling the mobility with hydrogen, on the basis of the user input; and supplying the mobility with hydrogen by means of a hydrogen fueling control sequence for reaching the target SOC.

LAYERED STRUCTURE FOR FUEL-CELL SEPARATOR

Nº publicación: EP4632850A1 15/10/2025

Solicitante:

NOK CORP [JP]
NOK Corporation

Resumen de: EP4632850A1

There is provided a stacked structure body of a fuel cell separator capable of securing a stable reaction force at an opposing receiving part and effectively restraining over-compression of a bead part even when a misalignment of stacking occurs in the stacked separators.The stacked structure body of a fuel cell separator includes a first set 11 having one separator 12 and a second set 21 having another separator 22, one separator 12 and another separator 22 have bead parts 14 and 24, and receiving parts 16 and 26 to receive an over-compression load of each of the bead parts 14 and 24, respectively, one separator 12 and another separator 22 are oppositely arranged such that the surfaces on the protruding sides of the bead parts 14 and 24 and the receiving parts 16 and 26 face each other, the linearly extending direction of the receiving part 26 of one separator 12 and the linearly extending direction of the receiving part 26 of another separator 22 are configured to be non-parallel, and the opposing receiving parts 16 and 26 are configured to partially overlap each other.