ELECTRIC VEHICLE
DRIVE
June 27, 2019
An electric vehicle includes front-wheel electric motor and rear-wheel electric motor driving front and rear wheels, respectively; a control unit controlling driving of those electric motors. Further, one of the electric motors is a permanent-magnet motor and the other is a magnetless motor, a maximum output of the permanent-magnet motor is smaller than a maximum output of the magnetless motor, and the control unit includes: a first drive control unit configured to drive the permanent-magnet motor when vehicle speed is in a first vehicle-speed range; and a second drive control unit configured to drive only the magnetless motor when the vehicle speed is in a second vehicle speed range, vehicle speeds in the second vehicle speed range are greater than vehicle speeds in the first vehicle-speed range.
Discussion in the ATmosphere