ECE4506

Variable speed motor drive systems ( 4 points, SCA Band 2, 0.083 EFTSL)

Leader: G Holmes

Offered:
Not offered in 2006.

Synopsis: Principles of variable speed control for AC motors; variable voltage frequency operation; open and closed loop speed control; field weakening and DC bus voltage compensation; generalised d-q axis model of an AC motor; principles of field orientated and instantaneous torque control. Brushless DC motor systems. Stepper motor and reluctance motor control.

Assessment: Examination (3 hours): 70% + Laboratory and assignment work: 30%

Contact Hours: 26 lectures, 26 hours of practice classes and laboratory classes

Prerequisites: ECE3502