FLOW DISTRIBUTION PLATE FOR FUEL CELL

PROBLEM TO BE SOLVED: To provide a flow distribution plate for a fuel cell advantageous to separate water present in a gas passage as apart as possible from a membrane electrode assembly, and to enhance exhausting ability of water in the gas passage. SOLUTION: In the cross section along the vertical...

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1. Verfasser: SHA TAKESHI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a flow distribution plate for a fuel cell advantageous to separate water present in a gas passage as apart as possible from a membrane electrode assembly, and to enhance exhausting ability of water in the gas passage. SOLUTION: In the cross section along the vertical direction, at least a part of a gas passage 3A is equipped with a bottom wall surface 30 forming the bottom of the gas passage 3A of the flow distribution plate 2 arranged along the up and down direction, a ceiling wall surface 32 facing the bottom wall surface 30, and a standing wall surface 34 formed along the crossing direction to the bottom wall surface 30 and the ceiling wall surface 32 so as to face the membrane electrode assembly 1. The bottom wall surface 30 is descended and inclined toward the gravity direction (arrow G direction) with separation from the membrane electrode assembly 1 in the direction (arrow E direction) crossing to the vertical direction. COPYRIGHT: (C)2007,JPO&INPIT