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设计了等效孔隙率为0.67且含有不同孔径分布的5种扩散层,并建立了二维、单相、等温的质子交换膜燃料电池稳态模型,模拟研究了扩散层内不同孔径分布对电池性能的影响.研究表明,扩散层骨架的特性直接影响电池的电性能,电子通道的最小尺寸会影响极化曲线欧姆极化区的斜率;阳极侧氢气的传输受孔结构影响不大,认为基本不受孔结构的影响;在阴极侧,氧气的传输受气体通道与流道交界面尺寸的影响.
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节能
ISSN: 1004-7948
Year: 2020
Issue: 4
Volume: 39
Page: 72-74
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 0
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