Block Diagram

Traction Motor Control 

Inverter provides the available torque to VCU for calculating the necessary torque and develops the PWM signal to make the necessary motor torque calculated by VCU.

Fig 1: Traction Motor Control Block Diagram

Courtesy of KIA MOTORS AMERICA, INC.

Regenerative Braking Control 

Inverter provides the available torque and the actual motor torque to VCU for calculating the necessary torque and develops the PWM signal to make the necessary motor torque calculated by VCU.

Fig 2: Regenerative Braking Control Block Diagram

Courtesy of KIA MOTORS AMERICA, INC.