| 摘要 |
PROBLEM TO BE SOLVED: To straighten reaction gas well with a simple and economical configuration.SOLUTION: A fuel cell stack 10 is provided, at the inlet side end of an oxidant gas supply interconnection hole 50a, with an oxidant gas straightener member 84. The oxidant gas straightener member 84 is provided integrally with a ramp 88a arranged to enter the inlet side end of the oxidant gas supply interconnection hole 50a and reducing the cross-sectional area of the opening of interconnection hole in the oxidant gas supply and circulation direction, a reinforcement part 88b provided at the tip of the ramp 88a while bending, and a planar part 88c being attached to the outside of the oxidant gas supply interconnection hole 50a. |
