Measurement and modelling of carbon monoxide poisoning distribution within a polymer electrolyte fuel cell

被引:43
作者
Brett, D. J. L. [1 ]
Aguiar, P.
Brandon, N. P.
Kucernak, A. R.
机构
[1] Univ London Imperial Coll Sci Technol & Med, Dept Chem Engn, London SW7 2AZ, England
[2] Univ London Imperial Coll Sci Technol & Med, Dept Earth Sci & Engn, London SW7 2AZ, England
[3] Univ London Imperial Coll Sci Technol & Med, Dept Chem, London SW7 2AZ, England
基金
英国工程与自然科学研究理事会;
关键词
polymer electrolyte fuel cell; catalyst poisoning; carbon monoxide;
D O I
10.1016/j.ijhydene.2007.01.019
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The distribution of carbon monoxide (CO) across the anode of a polymer electrolyte fuel cell with a single channel flow-field is modelled and compared with experimental results obtained using localised stripping voltammetry. Good agreement is observed between experiment and model over a wide range of CO carrier gas flow rates. The model is used to predict the effect of CO transient poisoning, expected to occur during system start-up, when high CO slippage is likely to occur from the fuel processor and the fuel cell is not electrically loaded. (c) 2007 International Association for Hydrogen Energy. Published by Elsevier Ltd. All rights reserved.
引用
收藏
页码:863 / 871
页数:9
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