Method for operating motor vehicle comprising electric machine, involves using electric machine alone for driving motor vehicle and supplying air for cooling purpose, where air is heated during operation of electric machine

摘要

The method involves using the electric machine (5) alone for driving the motor vehicle and supplying air for cooling purpose. The air is heated during operation of the electric machine and is discharged as exhaust air. The exhaust air of the electric machine is used for noise generation. The exhaust air of the electric machine is supplied to a noise generation unit. The exhaust air is conducted selectively through a flow opening for noise generation.