Visvesvaraya Technological University, Karnataka, Electronics and Communication engineering Semester 4, Control Systems Syllabus

Unit - 1 Modelling of Systems

1.1 Introduction to Control Systems

1.2 Types of Control Systems

1.3 Effect of Feedback Systems

1.4 Differential equation of Physical Systems Mechanical systems Translational systems Mechanical accelerometer systems excluded Rotational systems Gear trains Electrical systems Friction Analogous systems

Unit - 2 Block Diagrams and Signal flow graphs

2.1 Transfer functions

2.2 Block diagram algebra

2.3 Signal Flow graphs State variable formulation excluded

Unit - 3 Time Response of feedback control systems

3.1 Standard test signals

3.2 Unit step response of First and second order systems

3.3 Time response specifications

3.4 Time response specifications of second order systems

3.5 Steady – state errors and error constants

3.6 Introduction to PID Controllers excluding design

Unit - 4 Stability analysis

4.1 Concepts of stability

4.2 Necessary conditions for Stability

4.3 Routh stability criterion Relative stability analysis More on the Routh stability criterion.

Unit - 5 Root–Locus Techniques

5.1 Introduction

5.2 The root locus concepts

5.3 Construction of root loci.

Unit - 6 Frequency domain analysis

6.1 Correlation between time and frequency response

6.2 Bode plots

6.3 Experimental determination of transfer functions

6.4 Assessment of relative stability using Bode Plots

6.5 Introduction to lead lag and leadlag compensating networks excluding design.

Unit - 7 Stability in the frequency domain

7.1 Introduction to Polar Plots Mathematical preliminaries

7.2 Nyquist Stability criterion

7.3 Assessment of relative stability using Nyquist criterion

Unit - 8 Introduction to State variable analysis

8.1 Concepts of state state variable and state models for electrical systems

8.2 Solution of state equations