Objectives

To provide basic knowledge in digital control systems.

Contents

Analysis of linear systems: Laplace transform, signal flow and block diagrams; Feedback: Open and closed loop systems, stability analysis; Steady state response: System class, Nyquist plots, Bode plots, phase and gain margin, design of phase advance and phase lag compensators; Transient response: Root locus method, system poles and zeros, design of controllers by pole placement, PID control: Algorithms for industrial implementation including bumpless transfer and anti-windup; Non-linear systems: Linearization methods, describing function technique, limit cycle oscillations.