| 摘要 |
PURPOSE: A water drain apparatus is provided to smoothly discharge water contained in an exhaust part by opening a drain port in the operation of a fuel cell system and to prevent outside air inflow and noise occurrence. CONSTITUTION: A water drain apparatus(10) for exhaust manifold of a fuel cell system comprises: an exhaust connect pipe(14) mounted on an exhaust pipe of a fuel cell system; a bracket for water drain(16) which has a water accommodation space(17) and a drain port(18); a pipe for pressure maintenance(20) in which the upper end extends to the air by piercing the upper end of the exhaust connect pipe and the lower end is distanced from an inlet of the drain port; and a switch(30) which is arranged between the drain port and the pipe for pressure maintenance and opens the drain port. |
