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495
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Última actualización
29/08/2025 [06:49:00]
Resultados 50 a 75 de 495
Resumen de: GB2638427A
A hydrogen feed conditioning system 50 in which fresh hydrogen from storage 56 and recycled hydrogen from a fuel cell anode exhaust 60 are mixed and fed to an anode feed 79, wherein a stream comprising the recycled hydrogen is first passed through a hydrogen/water separator 54 to reduce an amount of water vapour in the stream, and wherein the system includes a condenser 52 for the exhaust stream, performed by or upstream of the separator. The exhaust stream may be cooled by heat exchange with the fresh hydrogen in the condenser. The two streams may be mixed, optionally in a venturi tube, after the fresh hydrogen has passed through the condenser and the recycled hydrogen has passed through the separator. The fresh hydrogen may be passed directly to the venturi tube, or via a heat exchanger. The relative humidity of the mixture may be 30-60 %; the temperature may be -40 to +80 °C. The heat exchanger may comprise an elongated chamber having a cooling tube. Also claimed are a method using the system and installation of the system on a vehicle, optionally an aircraft.
Resumen de: CN119998967A
The present invention relates to a method for manufacturing a gas diffusion layer for a fuel cell having low plastic deformation (low permanent deformation) and good surface properties, to a gas diffusion layer obtained according to the method, and to a fuel cell comprising such a gas diffusion layer.
Resumen de: AU2023395833A1
Anion exchange polymers comprise a plurality of repeating units of formula (I). The polymer may be synthesized from a super acid catalyzed polyhydroxyalkylation reaction of monomers Ar
Resumen de: WO2024112465A2
The present disclosure relates to a battery energy storage container. The energy storage container has a cylindrical housing and a pair of end caps disposed on opposite ends of the cylindrical housing. A diaphragm is positioned between each end cap selected from the pair of end caps and the corresponding end of the cylindrical housing. In one version, the energy storage container is configured to be installed below the ground surface for geological thermal management of the energy storage container. Embodiments of the present invention further disclose various types of electrode retainers. The energy storage container is configured for use in electrochemical battery cells, Li-ion batteries, intercalation batteries, metal-air batteries, flow batteries, fuel cells, reversible fuel cells, and capacitors.
Resumen de: GB2638432A
A fuel cell catalyst-coated membrane 1 may comprise a catalyst layer and an ion-conducting membrane 4, wherein the ion-conducting membrane has a hydrogen permeation constant of less than 1.500*10-13 mol s-1 cm-1 kPa-1, wherein the ion-conducting membrane comprises dispersed platinum group metal-containing nanoparticles, a nanoparticle stabilising agent, and an ion-conducting polymer. The stabilising agent may be polyvinylpyrrolidone (PVP) and at least partially coat the platinum group metal-containing nanoparticles. Dispersed platinum group metal-containing nanoparticles may be used in combination with a nanoparticle stabilising agent for preventing the degradation of an ion-conducting membrane by radicals and as a radical reducing additive in an ion-conducting membrane. Optionally, the membrane may have a reinforcing component such as polytetrafluoroethylene (ePTFE) or polybenzimidazole (PBI). An ion conducting membrane may be produced by providing a stabilised dispersion of the nanoparticles, mixing with an ion-conducting polymer to make an ink, and then fabricating the membrane from the ink.
Resumen de: EP4607627A1
The invention is related to an end plate (10) for a fuel cell stack (100) of a fuel cell system (200), comprising a plate body (20) having an outer face (22) facing away from fuel cells (110) of the fuel cell stack (100) and an inner face (24) facing towards the fuel cells (110) of the fuel cell stack (100), wherein the plate body (20) has a surrounding side face (26) extending between the outer face (22) and the inner face (24), wherein the plate body (20) at least partly consists of fibre reinforced matrix material (30).
Resumen de: EP4607628A1
The invention is related to a fuel cell stack (100) for a fuel cell system (200) comprising multiple fuel cells (110) stacked upon each other along a stack direction (SD), wherein the fuel cells (110) are enclosed by end plates (10), wherein the end plates (10) are mechanically connected with each other by connection straps (120) extending along the stack direction (SD) on different sides of the fuel cells (110), wherein the connection straps (120) consist of fibre reinforced matrix material and are wound around connection lugs (122) connected to connection pins (60) of the end plates (10).
Resumen de: AU2023389305A1
The present invention relates to an alkaline anion exchange membrane precursor (pAAEM) comprising a blend of at least one first polymer (P1) comprising repeating units derived from acrylonitrile and at least one second polymer (P2) comprising repeating units derived from a vinyl lactam, and an alkaline anion exchange membrane (AAEM) obtained therefrom.
Resumen de: US2024133066A1
An electrolysis cell system includes a cathode portion configured to output a cathode exhaust stream, an anode portion configured to output an anode exhaust stream, a sensor configured to detect a concentration in an exhaust stream and to output sensor data, wherein the sensor is either a hydrogen concentration sensor configured to detect a hydrogen concentration in the cathode exhaust stream or a water concentration sensor configured to detect a water concentration of the anode exhaust stream, and a controller. The controller is configured to receive the sensor data from the sensor and, based on the sensor data, control at least one of (a) an air pressure adjustment device to adjust a pressure of air entering the anode portion or (b) a steam pressure adjustment device to adjust a pressure of steam entering the cathode portion.
Resumen de: WO2024086293A1
A composite material including a polymer substrate having a microporous structure, and a conformal coating disposed about a surface of the polymer substrate, wherein the conformal coating is formed of metal nanoparticles that are sintered.
Resumen de: US2024133063A1
An electrolyzer system includes a vaporizer configured to store a first volume of liquid water and to vaporize water to humidify a cathode inlet stream of an electrolyzer cell module, a cold water tank positioned at a height greater than that of the first volume of liquid water and configured to store a second volume of water, and a valve configured to open and close. The water from the cold water tank is allowed to flow through the valve into the vaporizer when the valve is open.
Resumen de: WO2024083821A1
The invention relates to a gas diffusion substrate for use in an electrochemical cell, comprising at least one first flat porous metal substrate with a first and a second main surface and at least one first flat gas-permeable polymer layer arranged thereon. The metal substrate is provided with a catalyst layer for electric contacting purposes. The first flat polymer layer, which is made of a hydrophobic polymer, is arranged on the first main surface of the metal substrate In the process, a first surface of the gas diffusion substrate is formed substantially from the first flat polymer layer and the first main surface of the first flat metal substrate. At least sub-regions of said surface are provided with either a plurality of closed areas of the first metal substrate, which are surrounded by a continuous region of the first polymer layer, or a plurality of closed areas of the polymer layer, which are surrounded by a continuous region of the first main surface of the first flat metal substrate. The invention additionally relates to a gas diffusion electrode, to an electrochemical cell comprising such a gas diffusion substrate, and to a method for producing same.
Resumen de: CN120076942A
The present invention relates to a vehicle comprising: at least one fuel cell; a cooling system having at least one cooler (5) for cooling the fuel cell; a container (7) for collecting water generated in the fuel cell; a plurality of nozzles (6) arranged in front of the cooler (5) in the direction of travel (F) for guiding or spraying the water in the container (7) into the cooler (5) or into the air flow flowing through the cooler (5); a pump for conveying the water in the container (7) to the nozzle (6); the invention relates to a cooling system for a motor vehicle, in particular a motor vehicle, comprising a pump, a cooler (5), and a control device, which is configured to control and/or regulate the delivery water volume of the pump as a function of the outside temperature and the cooling system temperature, the vehicle being designed as a commercial vehicle (1), the cooler (5) being arranged on the roof or in the roof region of the vehicle, the container (7) is arranged in a lower region of the vehicle.
Resumen de: CN120019509A
The present invention relates to a method for producing a gas diffusion layer for a fuel cell having a characteristic gradient and a low plastic deformability (low permanent deformation), to a gas diffusion layer obtained according to the method, and to a fuel cell comprising such a gas diffusion layer.
Resumen de: EP4606463A2
A method of scrubbing a gas, comprising carbon dioxide to deplete the gas of carbon dioxide (CO<sub>2</sub>), the method comprising the steps of:- scrubbing the gas in a scrubber (210) with a first alkaline, aqueous scrubbing liquid to dissolve carbon dioxide (CO<sub>2</sub>) as hydrogen carbonate (HCO<sub>3</sub><sup>-</sup>) and/or as carbonate (CO<sub>3</sub><sup>2-</sup>) in the first alkaline, aqueous scrubbing liquid, thereby providing a first spent aqueous scrubbing liquid comprising hydrogen carbonate (HCO<sub>3</sub><sup>-</sup>) and/or carbonate (CO<sub>3</sub><sup>2-</sup>), the first spent aqueous scrubbing liquid having a pH from about 7 to about 9;- feeding the first spent aqueous scrubbing liquid to an anode chamber of an electrolytic cell (310) comprising the anode chamber (313) and a cathode chamber (312) separated by a membrane (311);- regenerating the first spent aqueous scrubbing liquid in the electrolytic cell (310) by electrolysis, the electrolysis increasing the pH of the first spent aqueous scrubbing liquid in the cathode chamber (312), the electrolysis further depleting the first spent aqueous scrubbing liquid of hydrogen carbonate (HCO<sub>3</sub><sup>-</sup>) and of carbonate (CO<sub>3</sub><sup>2-</sup>) in the anode chamber (313) by decreasing the pH, the regeneration further compri
Resumen de: CN120545402A
本发明涉及电池散热技术领域，具体为一种氢燃料电池高匀度散热器及高匀度散热方法，包括：安装架，以及固定在所述安装架侧壁的散热箱，所述散热箱与所述安装架之间形成散热空腔，所述散热箱背离所述安装架的一端固定有风机；散热翅片，固定在所述安装架上且呈等距分布有多个，所述散热翅片上设置有用于扰动气流流动的散热结构；导风机构，设置在所述散热箱内，所述导风机构上连接有第一导风板，所述散热箱内还设置有随动增压机构，所述随动增压机构上连接有第二导风板，通过控制第一导风板和第二导风板执行偏摆动作，能够实现向边缘弱风区域输送增压气流，以保证中心区域逸散的热流能够顺利从边缘区域排出。
Resumen de: CN120545416A
本申请涉及一种扩散参数的确定方法、装置、计算机设备、存储介质和程序产品。所述方法包括：获取目标燃料电池在无氧空位结构下的第一能量参数和目标燃料电池在多个含氧空位结构下的第二能量参数；对第一能量参数和各第二能量参数进行处理，得到各含氧空位结构分别对应的自由能参数；根据各含氧空位结构分别对应的自由能参数，确定目标氧空位浓度；根据目标氧空位浓度构建结构模型，并通过第一性原理分子动力学AIMD算法求解结构模型，得到目标氧空位浓度对应的目标扩散参数；各含氧空位结构是指目标燃料电池中存在不同氧空位浓度时对应的结构。采用本方法能够提高确定的扩散系数的准确度。
Resumen de: CN120545401A
本发明公开了一种间接级联式燃料电池系统及发电设备，包括氨气供应装置、节流阀、三通阀、换热单元、氨分解反应器、电堆、补燃器、风机、有机朗肯循环单元、流量监测控制器；本系统中使用了流量监测控制器，同时测量空气进口流量和第一级电堆的阴极出口处的流量，使得第二级电堆的阴极入口处的结合气体温度恒定，同时提高了第一级电堆的阴极气体的利用效率；此系统耦合有机朗肯循环单元，利用阴极尾气和尾气的热量来发电，提高系统电效率；同时，充分利用了燃烧尾气中的高温余热作为燃料气以及有机朗肯循环单元工质的加热源，提升了整个系统的热利用效率。因此，本发明燃料利用高、安全系数高、对环境友好、电效率和热效率高，具有广泛市场前景。
Resumen de: CN120545408A
本发明公开了一种防进水系统和车辆，所述防进水系统包括：空滤壳体；控制阀，所述控制阀设置在所述空滤壳体内的出气口处；机械式浸水识别装置，所述机械式浸水识别装置设置在所述空滤壳体内的最低位置；控制器，分别与所述控制阀和所述机械式浸水识别装置电连接，所述控制器被配置为根据所述机械式浸水识别装置检测到的所述空滤壳体浸水的信号控制所述控制阀关闭所述出气口。可以保证机械式浸水识别装置在第一时间检测到空滤壳体内部的浸水风险，以使控制阀及时关闭，可以保证空滤壳体内部的水能及时有效地被隔绝开，避免空滤壳体内的水进入燃料电池系统中而发生损坏。
Resumen de: CN120545414A
本申请实施例提供一种燃料电池的控制方法、燃料电池和车辆，燃料电池的控制方法包括：接收车辆的下电指令；车辆下电后，执行停机吹扫，停机吹扫包括：向燃料电池的阳极通道输送第一吹扫气体；其中，第一吹扫气体为惰性气体，在由停机吹扫的开始节点至结束节点的过程中，第一吹扫气体的压力和流量降低。根据本申请的燃料电池的控制方法，通过在由开始节点至结束节点的过程中降低第一吹扫气体的压力和流量，可以缩短停机吹扫的持续时间以提升对阳极通道的吹扫效率，同时可以减少第一吹扫气体的用量，以降低停机吹扫的成本。
Resumen de: CN120545417A
本发明涉及氢气发生装置技术领域，公开了一种自动投料式氢气发生装置，包括罐体、盖体、集气组件以及激发组件，罐体构造有容纳反应物的腔体，敞口处设置有放置固体反应物的承载件；盖体可拆卸的连接于所述罐体并封闭所述罐体的敞口；激发组件所述激发组件装配在所述盖体内，包括由上至下布置的激发板和顶动活塞，所述激发板上朝向所述固体反应物的一侧设置有挤压凸起，顶动活塞向上移动时推动所述激发板压缩所述弹簧且所述激发板转动一预设角度；所述集气组件设置于所述盖体。上述技术方案的有益效果为：固体反应物具有多个且独立封装，激发组件能够自动陆续将所有的固体反应物依次的投入罐体内参与反应，使得罐体内能够持续的供应气体。
Resumen de: CN120545413A
本发明提供一种燃料电池系统(100)，具备：燃料电池堆(1)，其层叠具有电解质膜和电极的发电电池而构成；暖机判定部(21)，其在执行使燃料电池堆(1)从规定的低温状态起动的低温起动运转时，判定是否进行对燃料电池堆的暖机；以及电流控制部(24)，其根据要求电力控制从燃料电池堆输出的输出电流。电流控制部(24)在由暖机判定部(21)判定为进行暖机时，将输出电流限制在第一限制值以下，在由暖机判定部(21)判定为不进行暖机时，将输出电流限制在比所述第一限制值小的第二限制值以下。
Resumen de: CN120545384A
本发明提供了一种复合催化剂及其制备方法、改性电解液及液流电池。复合催化剂包括：碳核体及包覆在碳核体表面的碳氮化钛包覆层；其中，碳核体表面键连亲水官能团，碳核体的形态为纳米颗粒状。采用本发明制备得到的复合催化剂，其具有较高的均一性、稳定性和分散性，催化活性位点也显著增加，表现出较高的催化活性和较好的催化性能，且制备方法简单、制备成本较低、适合大规模生产，具有工业化应用前景。
Resumen de: CN120537985A
一种基于镁基固态储氢材料的氢储能集装箱，涉及固态储氢技术领域，技术方案是：包括有支撑模块和控制模块，支撑模块上设置有储氢模块，储氢模块包括有多个储氢罐，储氢罐内部设置有多个翅片。本技术方案的有益效果是：通过使用外部加热套与罐体内部翅片配合，大大提高了罐体内部的传热效率，同时，翅片使得罐体内部储氢材料均匀分布，受热均匀，因此大大提高储氢材料的吸放氢速率，提高其工作效率；采用集装箱式结构解决了运输和安装的难题，模块化布局提高了空间利用率和维护便利性，其结构紧凑，功能齐全，便于运输与使用，能够适应各种氢储运场景。
Nº publicación: CN120548630A 26/08/2025
Solicitante:
科米瓦特股份有限公司
Resumen de: WO2024033328A1
The present invention relates to a method for recycling an aqueous electrolyte of a redox flow battery to be recycled, the aqueous electrolyte comprising at least one electroactive compound and an aqueous solvent, the electroactive compound being at least one oxidized or reduced form of a reducing/oxidizing couple, the oxidized form of which is a compound comprising a quinone unit, for example a benzoquinone unit, a naphthoquinone unit or an anthraquinone unit, preferably an anthraquinone unit, characterized in that it comprises a step of precipitating (300) the electroactive compound.
BOPI
Sede Electrónica
