碳纸基气体扩散层性能优化研究进展

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作者简介：司依洁，在读硕士研究生；主要从事纸基功能材料等方面的研究。

关键词：质子交换膜燃料电池；气体扩散层；碳纸；微孔层；催化剂层中图分类号：TS76 文献标识码：A DOI： 10.11980/j.issn.0254-508X.2025.07.008

Abstract：Protonexchangemembranefuelcells（EMFCs）haveatractedmuchatentionduetotheiradvantagesofhigheficiencylow noise，andno-plutingpropertyHwever，terearestillanyproblemsthatdtobesolvedurgentlysuchastheomplexwateran agementsystem，weakmediumtransportcapabilityshortservicelifetime，porstability，andhighcatalystcost.Optimizingthepefor manceofthecarbopaperbasedgasdifusionlaer（DL）hasbecomethekeytoimprove theefciencyandservicelifetieoffuelcels. Inthispaper，eentresearchprogressoncarbonpaper-basedGDLwasreviewed，overingewGDpreparationprocesses witlasepefo rtionandpateingdsigs，arbonpapermodificationwithgapeneandnanofiberstoeancemehanicaltrength，electricalcoductiity，voiduniforityndgaddporousstructures，andimprovementsinwatermanagementandasstransferpeformancewitheflonhy drophobic agent，with the aim of providing a reference for the future development of PEMFCs.

Key words：PEMFC；gas diffusion layer; carbon paper; micro-porous layer; catalyst layer

能源短缺和环境污染是当前人类社会急需解决的重要问题。（剩余17623字）