| 摘要 |
PROBLEM TO BE SOLVED: To clean an exhaust gas from a heater of unburned methanol. SOLUTION: A trap catalyst 11 disposed at the rear part of a heater 1 heating an evaporator 3 traps unburned methanol and aldehydes from the heater, and discharged hydrogen and discharged air from a fuel cells are supplied periodically so as to oxidize the burnt methanol and the aldehydes caught in the trap catalyst for cleaning. As a result, the cleaning of the exhaust gas is enabled without adding a large-scale device to the system. |
