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1.发明公开公开(公告)号：US20230361323A1
公开(公告)日：2023-11-09
申请号：US17970159
申请日：2022-10-20
发明人： Zirong YANG , Dong HAO , Yanyi ZHANG , Xiaobing WANG , Guang CHEN , Daokuan JIAO , Yan LI , Ruidi WANG
IPC分类号： H01M8/04291 , H01M8/04298
CPC分类号： H01M8/04291 , H01M8/04305
摘要： The present disclosure provides a discretization modeling method for electro-osmotic drag effect of water conservation in a fuel cell, comprising: establishing a conservation equation of membrane water in the fuel cell, performing a discretization for a complete electro-osmotic drag effect, obtaining a discretization simulation model of the complete electro-osmotic drag effect based on results of the discretization, solving the conservation equation of membrane water to establish a discretization simulation model of electro-osmotic drag effect of water conservation in the fuel cell. The discretization modeling method for the electro-osmotic drag effect of water conservation in a fuel cell in the present disclosure can perform a discretization and a numerical calculation for a complete electro-osmotic drag effect, the discretization comprising a water conservation portion caused by a membrane water content gradient and a water conservation portion caused by a proton transport flux gradient.
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2.发明公开公开(公告)号：US20230420709A1
公开(公告)日：2023-12-28
申请号：US17970246
申请日：2022-10-20
发明人： Zirong YANG , Dong HAO , Yanyi ZHANG , Hao LAN , Jia WANG , Daokuan JIAO , Xin ZHAO , Minghui MA , Xuefeng JI
IPC分类号： H01M8/04298 , H01M8/04537
CPC分类号： H01M8/04305 , H01M8/04552
摘要： The present disclosure provides a fuel cell performance optimization methodology combined with simulation method and experimental method, comprising: with the mutual coupling of simulation and experiment, a fuel cell simulation model is established, a bench test is performed, the model is calibrated, the operating conditions are refined and simulation and analysis are performed, and the optimal operating condition is obtained to perform the bench test, the optimal actual output voltage of the fuel cell is obtained, and the output voltage optimization result of the fuel cell are verified. The present disclosure not only reduces the number of experiments and experiment cycles in the process of fuel cell operation condition optimization, but also improves the reliability and accuracy of simulation results, and better plays the role of simulation in optimization.
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