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589
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Updated on
23/12/2025 [06:48:00]
Results 75 to 100 of 589
Absstract of: CN121168558A
本发明提供了一种针对空冷PEMFC的半经验模型参数寻优方法和系统，属于燃料电池模型优化技术领域，包括将目标空冷PEMFC的多组操作条件输入参数预测模型，输出对应的空冷PEMFC半经验模型的多个预测参数；每组操作条件均包括空冷PEMFC运行时的温度、氢气压力和电流；将多个预测参数代入对应的空冷PEMFC半经验模型，输出多个仿真电压；将多个仿真电压与实测电压进行对比，根据对比结果计算电压的均方误差MSE，筛选出MSE最小的参数组，所述MSE最小的参数组为最优半经验模型参数。本发明提出的BP神经网络离线训练学习操作条件与模型参数之间的复杂耦合规律后，在线应用时只需输入实时操作条件，即可直接输出对应的模型参数，实现毫秒级的高效参数预测。
Absstract of: CN121172173A
本申请属于质子交换膜燃料电池技术领域，具体涉及一种燃料电池用气体扩散层及其制备方法和应用。所述燃料电池用气体扩散层，包括基底层和微孔层；所述燃料电池用气体扩散层的微孔层剥离力≥0.8N。本申请的有益效果包括：本申请所述燃料电池用气体扩散层具有较低的脱落率，在保持电池功率密度性能不变的条件下，显著提升了膜电极制备工艺过程中成品的合格率，降低了膜电极返工频率；本申请所述燃料电池用气体扩散层具有较高的稳定性和一致性，应用到燃料电池中可提升燃料电池的耐久性和一致性，有利于燃料电池在汽车上的推广应用。
Absstract of: CN121162822A
本申请公开了一种固态储氢系统，涉及固态储氢技术领域。该固态储氢系统包括多个储氢支路单元和系统控制单元，系统控制单元分别通信连接多个储氢支路单元，以控制实现以下步骤：根据用户输入的模式选择指令，以从多个不同的操作模式中选择对应的操作模式作为目标操作模式；操作模式用于决定如何选择需要进行储氢量变动的储氢支路单元；根据目标操作模式从多个储氢支路单元中确定需要进行储氢量变动的储氢支路单元作为目标储氢支路单元，以控制目标储氢支路单元进行储氢量变动。本申请能实现对多个储氢支路单元的储氢量变动的灵活控制。
Absstract of: CN121172213A
本发明公开了一种固体氧化物电堆用装配装置与电堆装配方法，涉及固体氧化物电堆制造技术领域。该装配装置包括底座(100)、底部限位滑块(210)、可拆卸的顶部限位模块(220)及搬运模块(300)，底部限位滑块(210)与底座滑轨(102)连接，顶部限位模块(220)通过螺栓(222)与底部限位滑块(210)连接，搬运模块(300)含吊环螺纹孔(301)和叉车延展部件(302)。装配方法包括放置底部端板、固定底部限位滑块、堆叠电堆部件、搬运至烧结炉、施加初始压力并拆除顶部限位模块、烧结及取出电堆等步骤。本发明实现了电堆装配、搬运及烧结过程中的精准定位与限位，避免滑移、倾斜及粘接问题，适配多种烧结炉，提升电堆成品率与一致性，支持批量化生产。
Absstract of: CN121155522A
本发明属于氢气净化技术领域，公开了一种氢气纯化材料及其制备方法和应用。该氢气纯化材料由将炼铜废渣、粉煤灰、煤泥、植物胶和活化助剂球磨混合、压片成型后加热活化得到，所述的加热活化为在氮气气氛下加热升温至550~650℃，再通入水蒸气和空气调控升温至800~950℃，保温3~6小时。本发明提供的氢气纯化材料具有优异的脱除氢气中CO、O2和硫的能力，用于氢气纯化处理能够得到满足燃料电池汽车用氢气国家标准《GB/T 37244‑2018》的高纯氢气。
Absstract of: CN223693155U
本实用新型涉及电池堆叠技术领域，且公开了一种用于氢燃料电池装堆装置，包括滑轨、滑轨一侧固定连接的支柱、滑轨上滑动连接的滑台、支柱上端固定连接的支台、支柱外侧滑动连接的滑座和滑座下侧固定连接的压台，所述滑台内部设置有快速堆叠机构，所述滑座一侧设置有压堆机构，所述快速堆叠机构包括滑框和滑杆，所述滑框滑动连接在滑台内部，所述滑杆滑动连接在滑框内部，所述快速堆叠机构用于快速对电池定心，能够使电池始终处于理想位置，方便提升工作效率和提升堆叠质量，所述压堆机构用于将堆叠好的电池进行压紧，该机构可实现周期性往复运动，能够配合快速堆叠机构实现连续性的堆叠与压紧工作，方便增加工作效率。
Absstract of: CN223693151U
本实用新型公开了一种新型氢能动力系统及采用该系统的两轮车，该系统包括储氢组件和燃料电池组件；所述储氢组件包括下管以及设置于下管内的储氢瓶，所述燃料电池组件包括连通于下管底端的电池盒、设置于电池盒内的燃料电池以及安装在燃料电池靠近下管一侧的散热风扇；所述燃料电池发生化学反应所产生的热量能够通过散热风扇吹向下管内给储氢瓶进行加热。本实用新型能够将燃料电池组件发生化学反应产生的热能反供给储氢组件，对储氢组件进行加热，提高氢气的释放效率。
Absstract of: CN223692341U
本实用新型提供了一种SOFC用催化燃烧测试装置，属于固体氧化物燃料电池领域。包括风机、换热器、混合管道、燃烧器、加热装置和观测装置。其中风机的出口端与换热器的冷流股进口连接，换热器的冷流股出口通过混合管道与燃烧器的一端连接，混合管道上设置有燃气连接管，燃烧器内设置有催化剂载体，燃烧器的另一端与换热器的热流股进口连接，燃烧器上设置有与催化剂载体连接的载体温度传感器，加热装置与燃烧器连接，燃烧器的两端均设置有压力传感器和温度传感器，观测装置与燃烧器的内腔连接。能够简单快捷的模拟不同规格SOFC系统中燃烧器的实际工况，实现对催化剂的性能验证测试。
Absstract of: CN223693153U
本实用新型公开了一种氢燃料电池热电联供系统的热回收装置，包括电堆、循环进水管及供暖水管，循环进水管内提供循环水。热回收装置还包括板换、热泵机组、冷水箱及热水箱，循环进水管的循环水依次穿过热泵机组、冷水箱、板换，进入电堆，循环水流出电堆后，再依次经过板换、热泵机组及热水箱，最后进入供暖水管。板换与电堆之间设置进水泵，板换与热泵机组之间设置出水泵。本装置提高了氢燃料电池的能量利用率，将电堆工作时产生的能量进行回收，回收的热量以供暖或者热水的形式进行再利用。
Absstract of: CN223693150U
本实用新型公开了一种氢燃料电池多级余热回收控制系统，包括：用于氢燃料电池电堆散热的主散热回路、用于氢燃料电池中电气部件散热的辅助散热回路以及多级温差发电模块；所述多级温差发电模块包括一级温差发电模块以及二级温差发电模块；所述一级温差发电模块的热端与所述主散热回路连接，所述一级温差发电模块的冷端与所述辅助散热回路连接；所述二级温差发电模块的热端与所述辅助散热回路连接，所述二级温差发电模块的冷端与外界环境连接。通过采用梯级利用的形式，匹配不同的温差发电模块，大大提高氢燃料电池的热效率，同时提高发电效率。
Absstract of: CN121172208A
本发明公开一种免充电单膜液流电池，属于电化学热能发电技术领域。本发明解决了现有单膜免充电电池存在的温度系数较低的问题。采用具有正温度系数的铁配合物作为正极活性物质，具有负温度系数的普鲁士蓝类似物作为负极活性物质，通过对普鲁士蓝类似物合成过程调控及铁盐配合物选择，设计了单膜热再生电化学循环电池并实现免充电运行，同时提高了材料的温度系数，实现对低品位热能的高效回收利用。
Absstract of: CN121172186A
本发明公开了一种燃料电池冷启动经济性评价方法、装置、设备及存储介质，所述方法通过获取待评价燃料电池的电堆产生总热量和电堆升温所需热量；根据所述电堆产生总热量和所述电堆升温所需热量确定所述待评价燃料电池的冷启动经济性指数；根据所述冷启动经济性指数确定所述待评价燃料电池的经济性，生成评价报告；无需温度传感器即可实时判断电堆内部热负荷变化情况，既可以用于比较同一个系统不同的启动策略的经济性，也可以比较不同系统之间的经济性，提升了燃料电池冷启动经济性评价的精确度，提高了燃料电池冷启动经济性评价的速度和效率。
Absstract of: CN121172175A
本发明涉及液流电池用质子交换膜技术领域，公开了一种液流电池用界面交联的质子交换膜及其制备方法。该膜由聚苯并咪唑支撑层与多元酰氯交联层构成，通过一步刮涂/喷涂及界面交联工艺制成，具有高质子传导率、优异机械强度及离子选择性，适用于液流电池。
Absstract of: CN121172174A
本申请公开了一种基于磁场诱导的液流电池隔膜、制备方法及其应用，其中制备方法包括以下制备步骤：S1：将聚合物基材溶解，加入超顺磁性纳米粒子并分散均匀，得到掺杂铸膜液；S2：将掺杂铸膜液涂覆在基底上并置于磁场中进行诱导，超顺磁性纳米粒子排列整齐形成微孔预结构，将形成有微孔预结构的所述掺杂铸膜液固化，获得成型的隔膜；S3：将成型的隔膜洗涤并干燥，裁切后使用修饰剂进行表面修饰，制得基于磁场诱导的液流电池隔膜。本申请通过磁场诱导相转化成孔工艺，通过控制磁场强度与方向，实现锌溴液流电池隔膜微孔结构的精准调控，解决传统技术中“高离子传导”与“高选择性”的矛盾。
Absstract of: US2025381857A1
An embodiment vehicle body includes a center floor assembly, a side sill disposed along a front-rear direction of the vehicle body on both sides of the center floor assembly in a vehicle width direction and connected to a front body assembly, a fuel cell stack mounting apparatus disposed at a front portion of the center floor assembly and configured to position fuel cell stacks at a lower portion of the center floor assembly, and a hydrogen tank mounting apparatus disposed at a rear of the center floor assembly and configured to position hydrogen tanks at the lower portion of the center floor assembly.
Absstract of: US2025385345A1
In the present disclosure, a method, an apparatus, and a system for collecting carbon using a fuel cell principle are disclosed. More specifically, the carbon capture device may comprise an air cartridge in which a gas including a carbon component is introduced; a fuel cartridge in which a fuel is injected; a fuel cell stack; a fuel supply line for supplying the fuel between the fuel cartridge and the fuel cell stack; and a controller, wherein the fuel cell stack may include: an anode unit including a fuel electrode for performing an oxidation reaction of the fuel supplied from the fuel supply line; a cathode unit including an air electrode for performing a reduction reaction of the gas introduced from the air cartridge; and an electrolyte unit including an electrolyte for transferring metal ions generated by the oxidation reaction of the fuel between the anode unit and the cathode unit.
Absstract of: US2025385287A1
A safety element includes a housing, and a filler material comprising a superadsorber and/or an HCO3− ion exchange material disposed in a first segment of the housing and configured to remove acidic or non-acidic water, the filler material having a volume depending on an interaction with water when exposed to water or not exposed to water.
Absstract of: US2025385273A1
An electrode layer for a high-temperature polymer electrolyte membrane fuel cell includes a polymer binder having a new structure, in which a phosphate group is introduced into the end of the side chain of a branched polymer binder. The binder itself can exhibit ion conduction properties and can have excellent chemical stability, excellent interfacial bonding properties, and high electrochemical properties.
Absstract of: US2025385281A1
To enhance efficiency of a process for producing a membrane electrode assembly (3) with a sub-gasket (5).A method for producing a membrane electrode assembly (3) with a sub-gasket (5) includes a step of stacking the sub-gasket (5) on the membrane electrode assembly (3) via an adhesive layer (6), and a step of heating and pressurizing, with a thermocompression member (101, 102), a stacked body of the membrane electrode assembly (3), the adhesive layer (6), and the sub-gasket (5) to join the membrane electrode assembly (3) and the sub-gasket (5), the production method further including a step of preheating, with a heating device (107, 108), the membrane electrode assembly (3) on which the adhesive layer (6) is stacked or the sub-gasket (5) on which the adhesive layer (6) is stacked, before heating with the thermocompression member (101, 102).
Absstract of: US2025385284A1
A test stand for a fuel cell module includes a power supply system, a fuel supply system, an exhaust system, and a cooling system. The power supply system includes a direct current (DC) generated from a fuel cell stack, the DC powering a load electrically connected to the fuel cell module, the fuel cell stack responsive to receiving a fuel and generating an exhaust. The fuel supply system includes a mass flow meter and provides the fuel from a remote fuel source, through at least one adjustable reservoir, to the fuel cell stack at an adjustable pressure. The exhaust system includes a collection device and is operable to receive the exhaust from the fuel cell stack. The cooling system is operable to circulate a coolant and includes a first heat exchanger and a second heat exchanger in parallel with one another.
Absstract of: WO2025259485A1
A method and system includes a plurality of fuel cell power plants operable to supply power to a utility grid, a connection interface operable to connect the plurality of fuel cell power plants to the utility grid, and an energy storage system operable to store power generated by the plurality of fuel cell power plants. At least one microgrid is connectable to the utility grid with the connection interface. During normal system operation, an energy storage system is operable to connect the at least one microgrid to the utility grid via the connection interface. In response to an occurrence of a predetermined grid event, the energy storage system is operable to disconnect the at least one microgrid from the utility grid and is operable to supply a microgrid load associated with the at least one microgrid. In response to an occurrence of a predetermined grid event, an energy management system is operable to maintain a desired state-of-charge for one or more batteries of the energy storage system by communicating specific power setpoints to the plurality of fuel cell power plants.
Absstract of: WO2025256857A1
The invention relates to a method for operating a fuel cell system (301) in a vehicle (300), wherein the method has the steps of: determining the power demand on the fuel cell system (301) for a future period of time, selecting an operating mode (M1.1, M1.2, M1.3) from a number of operating modes (M1.1, M1.2, M1.3) on the basis of the determined power demand if the determined power demand is less than a specified threshold value, setting an air system pilot control and the cathode exhaust gas recirculation rate of the fuel cell system (301) according to the selected operating mode (M1.1, M1.2, M1.3), the number of operating modes (M1.1, M1.2, M1.3) comprising: a first operating mode (M1.1) in which more electrical energy is provided by the fuel cell system (301) than is consumed by the fuel cell system (301), a second operating mode (M1.2) in which the same amount of electrical energy is provided by the fuel cell system (301) as is consumed by the fuel cell system (301), and a third operating mode (M1.3) in which less electrical energy is provided by the fuel cell system (301) than is consumed by the fuel cell system (301).
Absstract of: DE102025122556A1
Ein Separator für eine Brennstoffzelle weist einen Körper mit Rippen auf, die sich parallel zueinander erstrecken. Die Rippen stehen von dem Körper vor, sodass sie mit einer Gasdiffusionsschicht einer Membran-Elektroden-Gasdiffusionsschicht-Einheit in Kontakt kommen. Der Raum zwischen den Rippen und zwischen dem Separator und der Gasdiffusionsschicht definiert einen Durchgang, durch den der Membran-Elektroden-Gasdiffusionsschicht-Einheit Gas zugeführt und aus ihr abgeleitet wird. Eine Endfläche jeder Rippe in einer Vorstehrichtung ist parallel zu der Gasdiffusionsschicht. Von der Endfläche jeder Rippe steht ein Vorsprung in Richtung der Gasdiffusionsschicht vor. Der Vorsprung jeder Rippe erstreckt sich in einer Breitenrichtung der Rippe, sodass er den Durchgang erreicht.
Absstract of: DE102024122595A1
Ein Prüfstand für ein Brennstoffzellenmodul umfasst ein Stromzufuhrsystem, ein Brennstoffzufuhrsystem, ein Abgassystem und ein Kühlsystem. Das Stromzufuhrsystem umfasst einen Gleichstrom (DC), der von einem Brennstoffzellenstapel erzeugt wird, wobei der DC eine Last versorgt, die elektrisch mit dem Brennstoffzellenmodul verbunden ist, der Brennstoffzellenstapel auf das Empfangen eines Brennstoffs reagiert und ein Abgas erzeugt. Das Brennstoffzufuhrsystem umfasst einen Massendurchflussmesser und führt den Brennstoff von einer entfernten Brennstoffquelle über mindestens ein einstellbares Reservoir mit einem einstellbaren Druck dem Brennstoffzellenstapel zu. Das Abgassystem umfasst eine Sammelvorrichtung und ist betreibbar, das Abgas aus dem Brennstoffzellenstapel zu empfangen. Das Kühlsystem ist betreibbar, ein Kühlmittel zu zirkulieren, und umfasst einen ersten Wärmetauscher und einen zweiten Wärmetauscher, die parallel zueinander angeordnet sind.
Nº publicación: DE102024117086A1 18/12/2025
Applicant:
SCHAEFFLER TECHNOLOGIES AG [DE]
Schaeffler Technologies AG & Co. KG
Absstract of: DE102024117086A1
Die Erfindung betrifft eine elektrochemische Zelle (1), insbesondere eine Brennstoffzelle oder eine Elektrolysezelle, umfassend zwei Bipolarplatten (11, 11'), zwischen welchen eine Membran-Elektroden-Einheit angeordnet ist, wobei die Membran-Elektroden-Einheit eine Polymerelektrolytmembrane (12) und beidseitig der Polymerelektrolytmembrane (12) auf dieser angeordnete Elektroden (12a, 12b) aufweist, die senkrecht zu einer von der Polymerelektrolytmembrane (12) aufgespannten Ebene gesehen deckungsgleich angeordnet sind und eine Lage eines Aktivfeldes (2) definieren, und umfassend mindestens zwei Rahmen (3a, 3b), welche jeweils eine der Elektroden (12a, 12b) und mindestens ein darauf angeordnetes flächiges fluiddurchlässiges Element (4a, 4b) umgeben, wobei sich an jedem Rahmen (3a, 3b) sowie an dem davon umgebenen, mindestens einen flächigen Element (4a, 4b) miteinander zusammenwirkende Positionierkonturen (5, 6) befinden, welche die Lage des mindestens einen flächigen Elementes (4a, 4b) im jeweiligen Rahmen (3a, 3b) eindeutig festlegen.
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