a). When the flow fields of a fuel cell gradually fill with water, effectively flooding, the typical polarization curve
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a). When the flow fields of a fuel cell gradually fill with water, effectively flooding, the typical polarization curve
a). When the flow fields of a fuel cell gradually fill with water, effectively flooding, the typical polarization curve will be badly affected. Explain how the polarization curve of a PEM fuel cell will look under the following conditions: 1). severe flooding, 2). slight flooding and c). when the Nafion membrane is not properly humidified. [6 marks]
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