Cold start-up of a pem fuel cell

Details Cold start-up of a pem fuel cell Cold start-up of a pem fuel cell

H - Electricity

01

M

H01M 8/04 (2006.01)

Patent

CA 2323125

A method of heating a cold MEA to accelerate cold start-up of a PEM fuel cell. The MEA is locally heated from below freezing to a suitable operating temperature by the exothermal chemical reaction between H2 and O2 on the anode and/or cathode catalysts. To their end, H2 is introduced into the O2-rich cathode feed stream and/or O2 is introduced into the H2-rich anode feed stream.

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