METHOD FOR OPERATING A FUEL CELL SYSTEM, AND A CONTROL DEVICE

The invention relates to a method for operating a fuel cell system, wherein hydrogen from a tank () and recirculated hydrogen from a recirculation circuit () are supplied to at least one fuel cell () via a fuel line () as anode gas, and in which the anode gas is removed from the recirculation circuit () by intermittently opening a purge valve (), The invention further relates to a control device () for carrying out the method or individual method steps.