An AC drive, also known as a variable frequency drive, is an electronic device that regulates the speed of an AC motor by varying the frequency and voltage supplied to it. It is commonly used in industrial applications to control the speed and torque of machinery, resulting in energy savings and increased efficiency. Understanding the basics of AC drives is crucial for those working in the field of electrical engineering and automation.
The basic objective of this e-learning module on Basics of AC Drive’ is to enhance knowledge of the working principles of various types of AC Drive ,function and application as well as their classification. In this e-learning module, participants will also learn how to do the contractor bypass on a AC Drive .
The curriculum includes the following topics:
• Introduction
• AC Motor review
• Varying the speed of an AC Motor
• AC Drive : Basic Circuit & Control
• Bracking, Stopping & Safe Reversal
• AC Drives: Hardware and interferance
• Derating of VFD
• IGBT Switching Issue
• Scaler & Vector Control
• Contactor bypass on AC Drive
