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527
results.
Updated on
09/02/2026 [06:47:00]
Results 450 to 475 of 527
Absstract of: CN223842885U
本实用新型公开了一种燃料电池双极板，包括由阳极板和阴极板压合形成的双极板本体以及设置于所述双极板本体上的导流区，所述导流区具有进口以及出口，还包括与所述导流区连接以增加其强度的加强结构；本实用新型在导流区的进气结构处增加了加强筋，提升了进气结构的强度，有效提升了双极板的承压能力，减少了双极板在压力作用下的形变，延长了双极板的使用寿命，减少了维护需求，同时降低了因双极板形变而带来的气体泄露的风险，大大提高了燃料电池的安全性，且这样稳固的进气结构有助于更均匀地分布反应气体和冷却液，能够提升燃料电池性能。
Absstract of: CN223842897U
本实用新型涉及液流电池技术领域，具体公开了一种钒电池电解液防氧化装置。其包括负极储液罐，负极储液罐的顶侧设置有用于向负极储液罐内通入保护气的进气管道以及用于排出负极储液罐气体的排气管道，进气管道上设置有进气阀，排气管道一端与负极储液罐连接，排气管道的另一端设置有U型液封管以及第一排气阀，U型液封管远离排气管道的一端设置有常压罐且在常压罐上开设有泄压孔。本申请通过控制系统调节保护气停止或通入负极储液罐，保护气充满负极储液罐并将负极储液罐内的空气通过排气管道排出，排气管道的出口处通过U型液封管进行液封，该电解液防氧化装置通过保护气和液体联合密封的方式，提高钒电池电解液的稳定性。
Absstract of: CN121416543A
本发明提供了一种甲醇重整‑燃料电池电堆自热管理装置，包括集成电堆模块和自反馈控制系统，所述集成电堆模块包括催化燃烧板、重整器、换热隔板、燃料电池电堆和加热端板；所述自反馈控制系统包括甲醇溶液输送系统、甲醇水溶液输送系统、空气输送系统、冷却系统、加热装置、温度传感器和控制单元；所述甲醇溶液输送系统将甲醇溶液输送至催化燃烧板内；所述重整器和燃料电池电堆内分别安装温度传感器；所述控制单元根据温度传感器测量的温度，控制甲醇溶液输送系统、甲醇水溶液输送系统和空气输送系统输送的流量，并选择性控制加热端板内的加热装置和/或重整器内的加热装置工作。本发明系统集成度更高，结构更紧凑，提升系统比功率。
Absstract of: CN121416561A
本发明涉及氢储能技术领域，尤其涉及一种氢气发电储能装置及其控制方法。获取监测统计模块在预设周期内用电的电力参数；基于电力波动系数确定电力阶段；基于当前电力阶段发电功率确定供电稳定性是否合格；若供电稳定性不合格，确定输出流量优化率，或发电模块的温度变化率；若供电稳定性合格，基于存储压力值和所述预设周期内的存储压力趋势，确定产氢模块产气量是否合格；若产气量不合格，根据气量指数确定产气量优化系数；若产气量合格，通过存储压力变化系数确定压力稳定值，优化运行功率以调整电力阶段储氢量。本发明解决了对氢气和电力多参数之间的协同调控和异常性预见不足的技术问题。
Absstract of: CN121416563A
本发明公开一种SOFC电堆发电系统及其供气方法，涉及SOFC电堆技术领域。通过把水碳比调整要求数据转变成电信号的增量反馈到控制器，再由控制器控制质量流量计一、二，调整天然气和水蒸汽的流量流速压力，通过控制水蒸汽和天然气的进气摩尔数使水碳比达到最佳值，最后精准控制电堆的电化学反应程度，从而使燃料电池电堆达到最佳的燃料利用率，和最大的发电效率。上述SOFC电堆发电系统易于在天然气CH4和水蒸汽进入重整制氢反应器之前，调控二者的混合比例，进而控制重整制氢反应器进口气体的水碳比，从而避免了SOFC电堆积碳，可提高SOFC电堆的制氢效率和使用寿命，以解决现有技术存在的问题。
Absstract of: CN121416553A
本发明提供一种用于固体氢应急电源的防护装置，涉及应急电源防护技术领域。该用于固体氢应急电源的防护装置，包括主体机构，所述主体机构上端固定设置有灭火机构，所述主体机构两侧固定设置有防护机构，所述主体机构正面铰接设置有两个箱门机构，所述主体机构背面中间位置固定设置有泄压机构，所述主体机构内部滑动设置有安装机构，所述灭火机构包括放置箱，所述放置箱内部固定设置有两个储罐。通过设置灭火机构、防护机构、箱门机构、主体机构、泄压机构和安装机构，实现了自动灭火、防尘防水、实时监测、自动泄压和应急电源固定的功能，有效提高了应急电源的安全性和可靠性，降低了灾害发生时的经济损失。
Absstract of: CN121407096A
本发明公开了一种连续电解合成钒电解液的方法，所述方法采用流动式电解装置为反应器，所述装置包括至少1个隔膜电解槽，2个阴极液循环槽和至少1个阳极液循环槽；以含高价钒的酸性水溶液为原始阴极液，以酸性水溶液为原始阳极液；隔膜电解槽连续运行对阴极液进行还原，连续运行时间≥24小时；还原后分别从各个阴极液循环槽中分批排出还原后阴极液；用含高价钒的酸性水溶液调节还原后阴极液中钒离子的价态，获得钒电解液。本发明使用电解槽，通过设置至少2个阴极液循环槽，电解过程中，通过切换使用2个阴极循环槽实现连续电解，钒电解液生产能力可提高30％以上。
Absstract of: CN121416554A
本发明公开了一种质子交换膜燃料电池主动智能热管理系统、方法、设备及介质，包括硬件层和控制层，所述硬件层由电堆模块、冷却执行器，以及传感器网络组成；所述电堆模块上设置双极板，用于优化导热路径；所述冷却执行器包括变频风扇、液冷泵、三通阀及相变储热联箱；所述传感器网络，包括分布式温度传感器、湿度传感器，以及电流传感器；控制层由边缘控制器和云端服务器组成。本发明通过构建完整的AI驱动智能热管理闭环控制方法，从根本上解决了传统热管理系统缺乏智能决策能力的问题。
Absstract of: CN121416538A
本发明公开了一种磺化聚芳醚酮类质子交换膜及其制备方法，属于燃料电池技术领域，方法包括：合成BDHPM单体，经缩聚、溴化、膦酸接枝、磺化得PhSPAEK‑x，再与2‑甲基咪唑复合铸膜、退火，经硫酸质子化与浓磷酸掺杂，制得PA/MeIm‑PhSPAEK‑x膜。该膜以PhSPAEK‑x为基体，复合咪唑与磷酸，内部形成磷酸池，130℃/20% RH下最大功率密度≥118mW•cm‑2，80℃/完全加湿下≥487mW•cm‑2，磷酸保留率≥50%，热分解温度>400℃。成本低、无氟污染，可替代Nafion膜，适用于质子交换膜燃料电池。
Absstract of: AU2024239888A1
Disclosed are polybenzimidazole gel membranes that exhibit both high proton conductivity and high tensile strength at break. The membranes are formed with a high percentage of tetraaminobiphenyl monomers and naphthalene dicarboxylic acid monomers.
Absstract of: US20260024779A1
A membrane electrode assembly includes a solid polymer electrolyte membrane, an anode catalyst layer disposed on a first surface of the solid polymer electrolyte membrane, and a cathode catalyst layer disposed on a second surface of the solid polymer electrolyte membrane, the membrane electrode assembly includes a metal ion selected from a cerium ion and a manganese ion; and a host compound capable of forming a clathrate compound together with the metal ion. The cathode catalyst layer contains an electrode catalyst, and an ionomer, the electrode catalyst is a metal supported catalyst containing a catalyst metal, and a support supporting the catalyst metal, and an ionomer coverage ratio of the catalyst metal in the cathode catalyst layer is 40% or less.
Absstract of: WO2024255952A2
The invention relates to production of a plate assembly (2) of a stack (1) of electrochemical cells (3), wherein plates arranged parallel to one another are additively manufactured in planes oriented perpendicularly to the plates. The invention also relates to an electrochemical cell (3), in particular an electrochemical system in the form of an electrolyzer, with a cell stack (1) comprising two end plates (28, 29), between which at least one such plate assembly (2) and at least two polymer electrolyte membranes (34, 34') are arranged.
Absstract of: KR20260012888A
연료전지용 가습 장치는, 물과 건조 가스를 공급받고, 제1 가열 수단으로 상기 물과 상기 건조 가스를 가열하여 제1 가습 가스를 생성하는 제1 생성부 및 상기 제1 생성부로부터 상기 제1 가습 가스를 공급받고, 과열 수증기를 추가로 공급받고, 제2 가열 수단으로 상기 과열 수증기와 상기 제1 가습 가스를 가열하여 가습량이 높은 제2 가습 가스를 생성하여 연료전지 스택으로 공급하는 제2 생성부를 포함할 수 있다.
Absstract of: US20260024789A1
An apparatus and a method are for determining air distribution performance of a fuel cell system. The apparatus includes: an air cut off valve connected to a downstream side of an air compressor and supplied with first air discharged from the air compressor; a first fuel cell stack connected to the air cut off valve through a first air path and supplied with second air through the first air path; a second fuel cell stack connected to the air cut off valve through a second air path and supplied with third air through the second air path; and a controller. The controller determines a ratio between a flow rate of the third air and a flow rate of the second air based on absolute humidity values of the first, second, and the third air, and determines air distribution performance between the second fuel cell stack and the first fuel cell stack based on the ratio.
Absstract of: CN120441890A
A proton exchange membrane includes a porous structural framework and a boron-based acid group bonded to the porous structural framework. The porous structural framework may be formed from an amorphous or crystalline inorganic material and/or a synthetic or natural polymer. The boron-based acid group may be a boronic acid derivative, such as a cyclic boronic acid derivative, a boron spiroalkanoic acid, or a boron spiroalkanoic acid derivative. The boron-based acid group may be a reaction product of boric acid or a boric acid derivative with a polyhydroxy compound.
Absstract of: US2023001362A1
The present invention relates to a membrane for purifying a biological fluid, comprising at least one poly(aryl ether sulfone) (PAES) polymer based on one specific dihydroxy monomer. The present invention also relates to a purification method for a biological fluid comprising at least a filtration step through this membrane, as well as to the polymer solution for preparing such membrane, comprising this PAES.
Absstract of: US20260014524A1
A method of manufacturing a stack plate of a humidifier, comprises providing a semipermeable membrane that is airtight but permeable to moisture, depositing a plastic layer forming a plastic frame to a first side of the semipermeable membrane so that the semipermeable membrane is arranged over a fluid passage of the plastic frame, and depositing a gasket layer forming a gasket to a second side of the semipermeable membrane, the gasket being for sealing the stack plate against another stack plate, and the second side opposing the first side at least in some areas where the semipermeable membrane is supported by the plastic frame on the first side.
Absstract of: JP2025120138A
To convert electric energy to another form of energy and share the energy even in a society in which an electric power grid network is not yet built.SOLUTION: An energy utilization system includes a plurality of buildings and a management device. Each building has a fuel cell type power generation device and a cartridge. For each building, the management device executes acquisition processing of causing the fuel cell type power generation device to acquire a value of an amount of electric power that can be generated from a residual amount of hydrogen in the cartridge, and prediction processing of predicting a value of electric power consumption in the building. Further, the management device executes determination processing of determining whether the cartridge is replaced or not on the basis of the value of the amount of electric power that can be generated acquired by the acquisition processing and the value of the electric power consumption predicted by the prediction processing.SELECTED DRAWING: Figure 3
Absstract of: AU2023390125A1
Catalyst ink formulas for the preparation of CCMs are described. The catalyst ink formulas comprise a catalyst, an ionomer, a solvent, and a porogen soluble in the solvent. The catalyst ink formula may also comprise an additive, such as an electron conductive polymer. The anode catalyst coating layer or both the anode and the cathode catalyst coating layers prepared from the catalyst ink formula comprises uniformly distributed nanopores that allow easy gas removal and uniform water feed distribution, which will avoid or reduce the direct energy losses for the electrolyzers. Catalyst coated membranes and methods of making a catalyst coated membranes are also described.
Absstract of: KR20240103562A
According to at least some embodiments, the present invention provides a semiconductor chip assembly comprising: a memory including information related to entering a standard state of a vanadium-based battery; and a processor operatively connected to the memory, configured to set a constant temperature used for performing open circuit voltage (OCV) measurement, set at least one voltage value for a specific voltage section used for performing the OCV measurement, and provide an instruction or command related to entering the standard state of the vanadium-based battery to maintain the standard state during the OCV measurement. Additionally, a system including the semiconductor chip assembly comprises: at least one energy storage element in which a plurality of vanadium-based batteries are implemented in the form of cells or packs; and a battery management element dynamically connected to the energy storage element and configured to perform battery management control to enter the standard state of the vanadium-based battery.
Absstract of: CN120660207A
The invention relates to a cell (2) for a fuel cell (1), comprising: a first plate (100) comprising a peripheral region (102); a membrane electrode assembly (200) overlaid on the first plate and including a peripheral portion (202) and at least one gas diffusion layer (205) interposed between a polymer proton exchange membrane (204) and the first plate; and a first peripheral seal (300) providing a seal for the reactant fluid between, on the one hand, a bypass region (50) of the cell, and, on the other hand, a region outside the cell, the seal comprising a body portion (301) and at least one fin (302) extending into the bypass region, the fin further includes an end portion (306) interposed between the gas diffusion layer and the peripheral region and an intermediate portion (305) skewed relative to the body portion.
Absstract of: US2025362207A1
The present invention relates to a method for detecting a malfunction of a fuel outlet arrangement (16) in a tank system (11) for a fuel cell system (10), comprising the steps of: determining a transition from increased operation to reduced operation of the tank system (11) with a reduced fuel mass flow from the fuel tanks (12, 13, 14) of the tank system (11), determining a pressure build-up gradient in a fuel line arrangement (15) during the reduced operation after a defined time has elapsed after the determined transition to the reduced operation, providing a target pressure build-up gradient, performing a comparison between the determined pressure build-up gradient during reduced operation and the provided target pressure build-up gradient, and detecting a malfunction of the fuel outlet arrangement (16) based on the comparison. The invention also relates to a tank system (11) and a computer program product (23) for carrying out the method, as well as a computer-readable storage medium (24) on which such a computer program product (23) is stored.
Absstract of: CN121416555A
本发明属于液流电池技术领域，公开一种用于锌镍液流电池电堆的对称式进液系统及方法；所述系统包括：锌镍液流电池电堆，由若干单电池叠压组成；进液装置，包括电解液供给总管、Y型分流器、Y型汇流器和电解液汇流总管；电解液供给总管的出口连接Y型分流器的入口；Y型分流器的出口连接若干单电池的进液口，Y型汇流器的入口连接若干单电池的出液口；Y型汇流器的出口连接电解液汇流总管。本发明设计新的Y型分流器，通过对称式双侧进液设计，有效补偿单侧进液导致的压力衰减，从而实现电解液在电堆各单电池中的均匀分布，提升电堆的整体性能、一致性和使用寿命。
Absstract of: CN121416557A
本发明涉及一种用于燃料电池的诊断方法，包括以下步骤：向燃料电池施加激励信号，并且采集燃料电池的响应信号；根据激励信号和响应信号获取燃料电池的待处理的高频电阻；将待处理的高频电阻划分成具有预设定时间长度的多个区段并且检测待处理的高频电阻在各个区段内的最大值和最小值，当最大值和最小值之间的极差不超过预设定阈值时，根据待处理的高频电阻计算位于最大值和最小值之间的输出值，以输出值作为目标高频电阻；基于目标高频电阻评估燃料电池内部的湿度水平。还涉及一种程序产品和燃料电池系统。能够得到燃料电池的稳定和准确的诊断结果，由此避免不期望的故障误诊断并且提升燃料电池的运行性能。
Nº publicación: CN121416564A 27/01/2026
Applicant:
中国科学院大连化学物理研究所
Absstract of: CN121416564A
本发明提供一种固液燃料复合制氢及高低温燃料电池耦合的智能电源系统。包括：三氢化铝燃料罐、甲醇水蒸气重整制氢反应器、高温质子交换膜燃料电池电堆和低温质子交换膜燃料电池电堆；所述三氢化铝燃料罐的出口通过管路与高压储氢瓶的进口连接；所述高压储氢瓶的出口通过减压阀与所述低温质子交换膜燃料电池电堆的阳极进口连接；本发明的双氢源协同耦合机制通过反应特性互补与能量梯级利用，有效解决了单一氢源在燃料电池应用中的固有局限性，打破了传统单一氢源、单一类型燃料电池的系统架构，创造性地将两种制氢方式和两种电堆技术进行深度融合，实现了系统在效率、动态响应、燃料适应性和可靠性上的综合突破。
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