FUEL CELL SYSTEM WITH A COMBINED FUEL EVAPORATION AND CATHODE GAS HEATER UNIT AND ITS METHOD OF OPERATION

Fuel cell system with a combined fuel evaporation and cathode gas heater unit, and its method of operation A fuel cell system, in which the cathode gas heater and the evaporator are combined in a single compact first heat exchange unit which includes a first housing inside which thermal energy is transferred from the first coolant to both the cathode gas and the fuel.