Method and apparatus for controlling an electric machine of an electric powertrain
2012
The invention relates to a method (40) for controlling an electric machine (12) of an electric powertrain is adapted to drive a motor vehicle, wherein at least one parameter of the drive train is detected (44), the pre-defined by a for normal operation of the motor vehicle range of values is different, whereby a late start for the motor vehicle requested (46), wherein the motor vehicle is started in an emergency operating mode (48), wherein electrical energy for the electric machine (12) provided (48) so that a predefined driving torque (28 ) is adjusted and / or the motor vehicle is accelerated to a predetermined vehicle speed, and wherein the emergency operating mode by stopping the provision of the electrical energy is terminated (52), provided that the Notstartanforderung is withdrawn.
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