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606
resultados
Última actualización
13/08/2025 [06:49:00]
Resultados 200 a 225 de 606
Resumen de: US2025253376A1
Provided is a method of operating a flow battery. The method includes charging a first active material in the first electrolyte and a second active material in the second electrolyte, where during charging of the second active material a metal impurity is precipitated out of the second electrolyte. The method includes isolating the second electrolyte in a subflow structure of a dynamic fluidic network, where the flow battery is configured to circulate the second electrolyte within the subflow structure while the subflow structure is in isolation from a second electrolyte source. The method includes discharging the second active material, where during discharging the metal impurity is dissolved in the second electrolyte circulating within the subflow structure. The method includes removing the second electrolyte comprising the metal impurity from the subflow structure.
Resumen de: US2025253372A1
A method and a system for optimizing a lifetime of a fuel cell system based on adjustment and constraint of a thermoelectric ratio are provided. The method includes obtaining initial reference voltages of a plurality of single-machine fuel cell systems, and performing a durability test under a normal operating condition to obtain variation relationships of reference voltage over time; monitoring an operating voltage of each of the single-machine fuel cell systems in real-time under the normal operating condition to obtain a real-time monitored voltage and a real-time voltage deviation; calculating a performance expected attenuation profile of each of the single-machine fuel cell systems under the normal operating condition; obtaining current density distribution and actual available heat of each of the single-machine fuel cell systems, and calculating a health state boundary of each of the single-machine fuel cell systems in stable operation, so as to optimize operating modes of the systems.
Resumen de: CN119630469A
The present invention relates to a hollow fiber membrane capsule, a humidifier for a fuel cell, and a fuel cell including the humidifier. According to the present invention, the hollow fiber capsule has excellent heat resistance and hydrolysis resistance, and has a heat distortion temperature of 120 DEG C or more and a moisture absorption rate of 1% or less, and thus a reduction in mechanical properties and a dimensional change that may occur during use of a fuel cell can be minimized, thereby improving durability of a product.
Resumen de: WO2025164851A1
The present invention relates to a gas distributor for a fuel cell and, more specifically, to a gas distributor for a fuel cell in which the gas distributor decompresses high-pressure gas in two stages and supplies same to the fuel cell, wherein the gas primarily decompressed in the first stage is accommodated in an intermediate-pressure buffer tank and is then decompressed to operating pressure by a two-stage decompression unit, connected to the intermediate-pressure buffer tank, and supplied to the fuel cell, thus making it possible to configure a fuel cell gas supply system while minimizing an increase in volume and weight, even when it is necessary to supply a large volume of gas. Details of the initiative that supported this invention are as follows. Project Identification No. 1415186901 Project No. 20229400000070 Department Ministry of Trade, Industry and Energy Project Management (Specialized) Agency Korea Institute of Energy Technology Evaluation and Planning Name of Research Initiative Fostering of technologically innovative small and medium-sized energy companies (R&D) Name of Research Project 10 kW air-cooled fuel cell system for improving operating rate of small road sweeper by 50% and development of operation technology Name of Institution Carrying out Project TerraLIX Co., Ltd. Research Period July 01, 2022 to June 30, 2024.
Resumen de: WO2025164861A1
The present invention relates to a waterproofing and dustproofing system for an air-cooled fuel cell and, more specifically, to a waterproofing and dustproofing system for an air-cooled fuel cell, wherein the system prevents moisture and dust from entering a stack while allowing the air-cooled fuel cell to have an open structure, thereby solving the problems of short circuiting due to water infiltration and decreased cooling efficiency due to dust accumulation, and reducing the risk of fire, thus making it possible to freely install the system in various spaces. Details of the project that supported this invention are as follows. Project Identification No. 0000224195 Project No. JIAT-22-4195 Department Ministry of Trade, Industry and Energy Project Management (Specialized) Agency (Incorporated Foundation) Automotive Fusion Technology Institute Research Business Name Development of 30-odd core parts and materials for Jeollabuk-do province Research Project Title Development and demonstration of 5 kW hydrogen fuel cell power generation modules for extending operating time and replacing batteries in electric carts Project Executing Institution TerraLIX Co., Ltd. Research Period May 01, 2022 to February 28, 2024
Resumen de: US2025253374A1
A joined base material includes a real base material having an elongated strip shape including a support film and an electrolyte membrane laminated on each other, a dummy base material having an elongated strip shape including a first layer and a second layer laminated on each other, and a connecting member connecting the real base material and the dummy base material to each other. The connecting member includes a first part that adheres to the real base material, a second part that adheres to the dummy base material, and a third part located between the first part and the second part and overlaid on an end portion of the real base material and an end portion of the dummy base material. Adhesive power in the third part is smaller than adhesive power in the first part and adhesive power in the second part.
Resumen de: US2025253373A1
A carbon dioxide recovery apparatus for recovering carbon dioxide contained in an exhaust gas of a fuel cell system includes: an inlet unit configured to introduce the exhaust gas of the fuel cell system; a heat exchange unit configured to cool the exhaust gas by heat exchange; a first moisture absorbing unit configured to separate condensed water from the exhaust gas; a second moisture absorbing unit configured to absorb moisture of the exhaust gas; a carbon dioxide recovery unit configured to recover carbon dioxide from the exhaust gas; a first gas line connected to an outlet unit through the heat exchange unit, the first moisture absorbing unit, the second moisture absorbing unit, and the carbon dioxide recovery unit in this order from the inlet unit; and a pump provided in the first gas line.
Resumen de: US2025253369A1
A capture device including a body defining a chamber configured to receive liquid and gas from a fuel cell system. The chamber includes an upper end region and a lower end region. An outlet is disposed at the body in fluid communication with the lower end region of the chamber. A gas bypass hose includes a first end in fluid communication with the upper end region of the chamber and a second end in fluid communication with the lower end region of the chamber. A solenoid valve is disposed between the chamber and the outlet. The solenoid valve is operable between an open state permitting fluid communication between the chamber and the outlet to drain liquid and purge gas from the chamber and a closed state preventing fluid communication between the chamber and the outlet.
Resumen de: US2025253368A1
A method for controlling a fuel cell device includes receiving a voltage measured at the time of power generation of the fuel cell device and determining whether the degradation level of the fuel cell device is normal based on a comparison of the voltage and a first threshold value that decreases with increasing operational amount of the fuel cell device and that corresponds to the operational amount of the fuel cell device at the measurement time of the voltage.
Resumen de: US2025253375A1
The present invention provides a method for operating a redox-flow battery system comprising at least two battery modules, wherein the redox-flow battery system comprises a measuring device for providing a measured variable representing a measure of the state of charge of each battery module, and wherein the method comprises the following steps: cyclic operation of the redox flow battery system; detecting measured values by use of the measuring device; carrying out at least two balancing interventions on a battery module during a half cycle; and wherein the last balancing intervention carried out in the half-cycle is of the overcompensating type, and an SoC2 value used for this balancing intervention is predicted with the aid of pre-trained AI.
Resumen de: US2025253370A1
A cooling system for a fuel cell onboard a vehicle includes a coolant circuit and a thermal energy storage device in fluid communication with the coolant circuit. The coolant circuit defines a coolant passageway and is configured to circulate a coolant through the coolant passageway and through a portion of the fuel cell to absorb heat from the fuel cell. The thermal energy storage device includes a phase change material configured to store thermal energy released from the coolant flowing through the coolant circuit and through the thermal energy storage device in the form of latent heat. The phase change material is configured to dissipate thermal energy stored therein to a circumambient airflow flowing relative to the vehicle when the vehicle is moving.
Resumen de: US2025253439A1
A temperature control arrangement for controlling the temperature of at least one component may include a temperature control circuit, a conveyor configured to drive a temperature control agent in the temperature control circuit, and a storage tank for intermediate storage of the temperature control agent. The storage tank may include a housing surrounding a housing interior, a fluid inlet arranged on the housing, a fluid outlet arranged on the housing, and at least one molded body composed of an open-pored foam and through which the temperature control agent is flowable. The fluid inlet may have an inlet opening via which the temperature control agent is introducible into the housing interior. The fluid outlet may have an outlet opening via which the temperature control agent is dischargeable after passing through the housing interior. The at least one molded body may be arranged in the housing interior.
Resumen de: US2025253360A1
A storage container includes a housing that encloses a housing interior, through which the temperature control agent can flow for intermediate storage. The housing includes a fluid inlet and outlet, each with respective openings for introducing and discharging the temperature control agent. A housing opening provides fluid communication between the housing interior and the external environment. A sealing element is positioned in the housing opening to seal it in a fluid-tight manner when arranged. A drying device, positioned on the sealing element, absorbs moisture from the temperature control agent within the housing interior. The drying device is arranged within the housing interior, while the sealing element remains positioned in the housing opening.
Resumen de: US2025253367A1
Methods, devices, controllers, vehicles, and media for determining the anode water condition of a fuel cell system are disclosed. The method includes (i) determining the anode inlet humidity of the fuel cell system, (ii) determining the separation efficiency of a water-gas separator of the fuel cell system, and (iii) determining the condition of the water at the anode of the fuel cell system based on the anode inlet humidity and the separation efficiency of the water-gas separator. In this way, the possibility of flooding at the anode can be determined in advance of the damage to the stack, thereby enabling timely application of appropriate protective measures to reduce the damage to the stack from the flooding.
Resumen de: US2025253371A1
A cooling system includes: a first pump that is provided downstream of a radiator and upstream of an FC stack in a cooling flow path; an adjustment valve regulates a first flow rate of the cooling water flowing from the radiator to the first pump and a second flow rate of the cooling water flowing from a first branch flow path to the first pump; and a second pump that is provided in a second branch flow path, a controller that determines a first transfer amount of the first pump on the basis of the adjustment degree of the adjustment valve and the temperature of the FC stack, and determines a second transfer amount of the second pump on the basis of the adjustment degree and the first transfer amount.
Resumen de: WO2025162603A1
The invention relates to a method and a system for diagnosing an electrochemical transducer and to a computer program product. The method (1) for diagnosing an electrochemical transducer comprises exciting (4) the electrochemical transducer using excitation signals and detecting (5) response signals from the electrochemical transducer as a reaction to the excitation signals. The electrochemical transducer is excited (4) only at representative measuring frequencies. In particular, the representative measuring frequencies and the reconstruction are based on eigenvectors or spectra determined by means of a set of EIS measurements. This provides for a high-quality reconstruction of the electrochemical impedance spectrum on the basis of a significantly reduced number of measurements.
Resumen de: DE102024109093A1
Eine Auffangvorrichtung mit einem Körper, der eine Kammer definiert, die zur Aufnahme von Flüssigkeit und Gas aus einem Brennstoffzellensystem ausgelegt ist. Die Kammer umfasst einen oberen und einen unteren Endbereich. Ein Auslauf ist am Körper angeordnet und steht in Fluidkommunikation mit dem unteren Endbereich der Kammer. Ein Gasbypass-Schlauch umfasst ein erstes Ende, das in Fluidkommunikation mit dem oberen Endbereich der Kammer steht, und ein zweites Ende, das in Fluidkommunikation mit dem unteren Endbereich der Kammer steht. Zwischen der Kammer und dem Auslauf befindet sich ein Magnetventil. Das Magnetventil kann in einen offenen Zustand geschaltet werden, der eine Fluidkommunikation zwischen der Kammer und dem Auslauf ermöglicht, um Flüssigkeit abzulassen und Gas aus der Kammer abzuleiten, und in einen geschlossenen Zustand, der eine Fluidkommunikation zwischen der Kammer und dem Auslauf verhindert.
Resumen de: DE102024109302A1
Ein Kanal für eine Brennstoffzelle umfasst einen Kanalkörper, der eine Öffnung definiert, die so konfiguriert ist, dass Fluid dadurch hindurchfließen kann. Der Kanalkörper umfasst ein flexibles Netz, das so konfiguriert ist, dass es dem Kanalkörper eine anpassbare Flexibilität bereitstellt. Zusätzlich ist ein Flächenüberzug auf einer Außenfläche des Kanalkörpers angeordnet. Darüber hinaus stellt der Flächenüberzug dem Kanalkörper eines oder mehrere von Flammhemmung und struktureller Integrität bereit.
Resumen de: DE102024102849A1
Die Erfindung betrifft eine Temperier-Anordnung (20) zum Temperieren einer Komponente (22). Die Temperier-Anordnung (20) umfasst einen Temperierkreislauf (21), in welchem ein Temperiermittel (T) zirkulierbar ist und in welchem die zu temperierende Komponente (21) angeordnet ist, so dass Wärme zwischen dieser Komponente (21) und dem Temperiermittel (T) übertragbar ist. Des Weiteren umfasst die Temperier-Anordnung (20) eine Fördereinrichtung (23) zum Antreiben des Temperiermittels (T) im Temperierkreislauf (21). Ferner umfasst die Temperier-Anordnung (20) ein im Temperierkreislauf (21) angeordneten Speicherbehältnis (1) zum Zwischenspeichern des Temperiermittels (T). Das Speicherbehältnis (1) umfasst ein Gehäuse (2), welches einen von dem Temperiermittel (T) durchströmbaren Gehäuseinnenraum (3) zum Aufnehmen des Temperiermittels (T) umgibt. Ferner umfasst das Speicherbehältnis (1) einen am Gehäuse (2) angeordneten und eine Einlassöffnung (4) aufweisenden Fluideinlass (5) zum Einleiten des Temperiermittel in den Gehäuseinnenraum (3) und einen am Gehäuse (2) angeordneten und eine Auslassöffnung (6) aufweisenden Fluidauslass (7) zum Ausleiten des Temperiermittels (T) nach dem Durchströmen des Gehäuseinnenraums (3). Im Gehäuseinnenraum (3) des Speicherbehältnisses (1) ist wenigstens ein von dem Temperiermittel (T) durchströmbarer Formkörper (11) aus einem Schaumstoff angeordnet.
Resumen de: US2025246654A1
A fuel cell system includes: a fuel cell that generates power by a reaction between hydrogen gas as a fuel gas and oxidant gas; a hydrogen gas supply device that supplies hydrogen gas to the fuel cell; a supply control unit that determines a supply amount and a supply timing of hydrogen gas supplied to the fuel cell; and an atmospheric pressure acquisition unit (atmospheric pressure sensor) that acquires atmospheric pressure, wherein the supply control unit supplies hydrogen gas to the fuel cell at a supply amount and a supply timing determined according to at least atmospheric pressure during soaking in which an operation of the fuel cell is stopped.
Resumen de: WO2024069211A1
A hydrogen (H2) storage system for a fuel cell electric vehicle includes a reaction volume for receiving a melted metal. The system further includes a metal storage container that stores the metal and transfers the metal to the reaction volume. The system further includes a heating element to heat the metal to a melting point of the metal to form the melted metal. The system further includes a steam inlet to introduce steam into the reaction volume to mix with the melted metal to form a metal oxide and H2, the steam formed by heating fuel cell exhaust water output by a hydrogen fuel cell (HFC) of the fuel cell electric vehicle. The system further includes an H2 outlet to output the H2 to an H2 storage container. The system further includes a metal oxide outlet to output the metal oxide to a metal oxide storage container.
Resumen de: US2025246651A1
A fuel cell system including a fuel cell stack, a fuel gas supply-discharge part, an oxidant gas supply-discharge part, a pressure detection part detecting pressures in an anode flow path and cathode flow path, and a microprocessor. The microprocessor is configured to perform detecting a fuel gas leakage from the anode flow path based on the pressures in the anode flow path and cathode flow path, and the detecting including controlling the fuel gas supply-discharge part and the oxidant gas supply-discharge part to be in a flow-path blocking state in which the anode flow path is blocked from the fuel gas supply-discharge part and the cathode flow path is blocked from the oxidant gas supply-discharge part, and detecting the fuel gas leakage based on change amounts of the pressures in the anode flow path and the cathode flow path from the flow-path blocking state.
Resumen de: JP2025115015A
【課題】発電性能を高めることができる膜電極接合体および固体高分子形燃料電池を提供する。【解決手段】膜電極接合体１０は、アノード側ガス拡散層１３Ａと、アノード側電極触媒層１２Ａと、高分子電解質膜１１と、カソード側電極触媒層１２Ｃと、カソード側ガス拡散層１３Ｃと、をこの順に備える。アノード側ガス拡散層１３Ａが、触媒担持粒子、高分子電解質、および、導電性繊維を含み、アノード側ガス拡散層１３Ａの平均流量細孔径は、０．３～１０μｍである。【選択図】図１
Resumen de: CN119384742A
The invention relates to a method for operating a fuel cell system (10) of a motor vehicle (12), comprising at least one hydrogen tank (14), at least one fuel cell (18) which can be supplied with hydrogen from the hydrogen tank (14), and a cooling device (30) for cooling at least part of the fuel cell system (10), according to the invention, the energy consumption of the cooling device (30) is predicted as a function of a planned travel route of the motor vehicle (12), a future temporal pressure curve of the pressure present in the hydrogen tank (14) is predicted, and a future temporal energy curve of the heating energy is predicted, on the basis of which energy curves, the energy consumption of the cooling device (30) is determined. The heating energy is supplied by a cooling device (30) to the hydrogen tank (14) as a function of the predicted energy consumption in order to achieve a pressure curve.
Nº publicación: EP4597644A1 06/08/2025
Solicitante:
SCREEN HOLDINGS CO LTD [JP]
SCREEN Holdings Co., Ltd
Resumen de: EP4597644A1
A joined base material (100) includes a real base material (90), a dummy base material (80), and a connecting member (83). The real base material (90) has an elongated strip shape including a support film (91) and an electrolyte membrane (92) laminated on each other. The dummy base material (80) has an elongated strip shape including a first layer (81) and a second layer (82) laminated on each other. The connecting member (83) connects the real base material (90) and the dummy base material (80) to each other. The connecting member (83) includes a first part (P1), a second part (P2), and a third part (P3). The first part (P1) adheres to the real base material (90). The second part (P2) adheres to the dummy base material (80). The third part (P3) is located between the first part (P1) and the second part (P2) and overlaid on an end portion of the real base material (90) and an end portion of the dummy base material (80). Adhesive power in the third part (P3) is smaller than adhesive power in the first part (P1) and adhesive power in the second part (P2).
BOPI
Sede Electrónica
