Mid sem Syllabus (2160913 Control of Electric Drives)

Mid sem Syllabus (2160913 Control of Electric Drives)

1. Introduction:

 •          History of DC Drive -Electronic Control -Solid State Control

•           State Of Art of DC Drive

•           Block Diagram of Drive

•           Components of Electrical Drive and their functions

 2. Dynamics of Electrical Drives

·                     Types of Load - Quadratal diagram of speed

·                     Torque characteristics

·                     Types and Characteristics of load torque  

·                     Dynamics of motor- load combination

·                     steady state & transient stability of an electrical drive

·                     Determination of moment of inertia- Load equalization

3. DC drives Speed-torque characteristics

·                     DC separately excited, shunt and series motors

·                      Modified speed-torque characteristics with resistive control

·                      Analysis for speed-torque equations in terms of firing angle and duty cycle;

·                     Modified speed-torque characteristics with phase controlled converters and DC-DC converters for continuous conduction and discontinuous conduction

·                      Closed loop speed control schemes

·                     Dynamic model of DC machine

·                      Speed and position control scheme using the dynamic model

4. Scalar control of AC machines

·                     Review of V/f control

·                      VSI based Induction Motor control

·                      Harmonics and Harmonic torques with VSI

·                     Selection of carrier frequency and harmonic spectrum

·                     Advantages of V/f control over other scalar control techniques

(Note: Please go through numerical for Chapter-2 & 3.)