ELL 225 Control Systems

Syllabus

• Introduction to Feedback Control

• Differential Equations, Laplace Transforms, Transfer Function

• Modelling Electrical, Mechanical, and Electro-mechanical Systems

• Block Diagrams, Signal Flow Graph

• State Space Representations, Non-linearities

• Stability, Routh-Hurwitz Theorem

• Steady State Error, Static Error Constants, Type Classification of Transfer Functions

• Root Locus: Qualitative Sketching Rules

• Root Locus: P, PI, PD, PID, Lag, Lead, and Lag-Lead Compensator Design, Notch Filters

• Frequency Response: Bode Plots, Nyquist Stability Criterion

• Gain Margin, Phase Margin, Sensitivity

• Design Using Frequency Response

• State Space Methods: Pole Placement, Observer Design, and Separation Principle

Reference books

• ‘Control Systems Engineering’, by Norman S. Nise. Wiley.

• ‘Feedback Control of Dynamical Systems’ by G. Franklin, J. Powell, A.Emami-Naemi. Pearson.

• ‘Modern Control Systems’ by R. C. Dorf, R. H. Bishop. Prentice Hall.

• ‘Modern Control Engineering’ by K. Ogata. Pearson.