Motor Drives: Variable Speed AC Drives is part three of the Motor Drives six-part training series.

The course explains the construction and operation of variable speed AC drives.

Course objectives include:

• Understand voltage rectification
• Identify controlled and uncontrolled rectifiers
• Identify silicon controlled rectifiers
• Identify and understand the operation of the DC bus
• Identify and understand the operation of the inverter section
• Describe the operation of pulse width modulated drives
• Describe the operation of vector control in AC drives.