Fault tolerant fuel cell systems
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United States of America Patent
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Issued Date -
Nov 10, 2005
app pub date -
Mar 10, 2005
filing date -
May 4, 2004
priority date (Note) -
Abandoned
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Abstract
A fuel cell system comprises a plurality of groups of fuel cells electrically connected in series-parallel. Each of the groups of fuel cells comprises a plurality of fuel cells connected in series-parallel. Each of the fuel cells may have a very small active area. The system provides passive fault tolerance for both open-circuit and closed-circuit failures of individual fuel cells.
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