Fuel cell comprising water discharge channel formed by a corrugated section
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United States of America Patent
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Jul 21, 2015
Grant Date -
Sep 26, 2013
app pub date -
Mar 13, 2013
filing date -
Mar 26, 2012
priority date (Note) -
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Abstract
A power generation unit of a fuel cell includes a first metal separator, a first membrane electrode assembly, a second metal separator, a second membrane electrode assembly, and a third metal separator. A bypass limiting section is provided at an end of the coolant flow field for preventing a coolant from bypassing the coolant flow field. The bypass limiting section includes a corrugated section formed integrally with the first metal separator and a corrugated section formed integrally with the third metal separator adjacent to the first metal separator, and contacting the corrugated section.
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