Vaporization gas control apparatus for plug-in hybrid vehicle

摘要

The present invention relates to a filler pipe connected to a fuel tank of a vehicle, a fuel tank sealing valve installed on a boil-off gas discharge line through which the boil-off gas discharged from the fuel tank flows to the canister, and branching from the boil-off gas discharge line to the canister. A check valve installed on the connected bypass line and connecting the check valve to the filler pipe and the check valve selectively opening the bypass line, and through negative pressure generated by a difference in speed of fuel passing through the filler pipe And a valve opening/closing pipe for opening the check valve.