Clarification of the surface wettability effects on two-phase flow patterns in PEMFC gas channels
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- 作者：Gaë ; lle Flipo ; Christophe Josset ; Jé ; rô ; me Bellettre ; Bruno Auvity ; bruno.auvity@univ-nantes.fr" class="auth_mail" title="E-mail the corresponding author
- 关键词：PEM fuel cell ; Water Management ; Two-phase flow ; Wettability
- 刊名：International Journal of Hydrogen Energy
- 出版年：2016
- 出版时间：14 September 2016
- 年：2016
- 卷：41
- 期：34
- 页码：15518-15527
- 全文大小：2206 K
文摘
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Design, realization of two ex situ experimental set-ups with different hydrophobicity.
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Investigated water and gas flow ranges relevant to PEMFC applications.
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Mixed slug/film flow is the dominant flow pattern in both wettability conditions.
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For both conditions, residual droplets and films make the flow pattern unstable.
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No significant difference in flow pattern according to the surface wall wettability.