An engine torque of a combustion engine 2, in which an efficiency characteristic can be selected from those in a lean state and in a stoichiometric state, and {HEAD ~ a motor torque} of a generator/motor 3 are transmitted to {TAIL ~ a driving output system} as a driving torque 
are transmitted to
An engine torque of a combustion engine 2 , in which an efficiency characteristic can be selected from those in a lean state and in a stoichiometric state , and { HEAD ~ a motor torque } of a generator / motor 3 are transmitted to { TAIL ~ a driving output system } as a driving torque
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH