Bipolar plate with two-pass anode
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United States of America Patent
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Issued Date -
Jul 15, 2004
app pub date -
Nov 18, 2003
filing date -
Nov 18, 2002
priority date (Note) -
Abandoned
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Abstract
A fuel cell bipolar plate includes first and second plates with ribs defining anode and cathode flow channels The plate are nested so as to define a plurality of center flow channels. First and second edge areas are formed at ends of the plates. A plurality of first internal fuel manifolds is formed in the first edge area and is in fluid communication with the center flow channels. A plurality of second internal fuel manifolds is formed in the first edge area and is in fluid communication with the anode flow channels. A turnaround plenum is formed in the second edge area and is in fluid communication with the center flow channels and the anode flow channels.
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