Volume 35, Issue 15 pp. 1292-1311
Research Article

Liquid water flooding in a proton exchange membrane fuel cell cathode with an interdigitated design

Simo Kang

Simo Kang

Department of Mechanical, Automotive and Materials Engineering, University of Windsor, Windsor, ON, Canada, N9B 3P4

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Biao Zhou

Corresponding Author

Biao Zhou

Department of Mechanical, Automotive and Materials Engineering, University of Windsor, Windsor, ON, Canada, N9B 3P4

Biao Zhou, Department of Mechanical, Automotive and Materials Engineering, University of Windsor, Windsor,ON, Canada, N9B 3P4.

E-mail: [email protected]

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Chin-Hsiang Cheng

Chin-Hsiang Cheng

Department of Aeronautics and Astronautics, National Cheng Kung University, Tainan City, Taiwan

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Huan-Ruei Shiu

Huan-Ruei Shiu

Energy and Environment Research Laboratories, Industrial Technology Research Institute, Hsinchu, Taiwan, 31040

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Chun-I Lee

Chun-I Lee

Energy and Environment Research Laboratories, Industrial Technology Research Institute, Hsinchu, Taiwan, 31040

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First published: 17 May 2011
Citations: 26

SUMMARY

In this paper, we studied the liquid water flooding process in the flow field of a proton exchange membrane fuel cell with an interdigitated design by using a multi-phase three-dimensional fuel cell cathode side model with a porous layer. The commercial CFD software package fluent (ANSYS Canonsburg, PA, USA) was used with a user-defined function. The results indicate that the general liquid water flooding process inside of this type of cathode design can be classified into three phases (the porous layer phase, the channel phase, and the drainage phase), and the details of liquid water behavior during this flooding process can be well understood and explained using the air–liquid interaction. Also, a liquid water avalanche phenomenon was discovered in this type of cathode design. Copyright © 2011 John Wiley & Sons, Ltd.

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