SYLLABUS CONTROL SYSTEM ENGINEERING (303150) Credits Examination Scheme TH 03 ISE 30 Marks TU 01 ESE 70 Marks PR OR 25 Marks TW 25 Marks Unit 01 Basics of Control System Basic concepts of control system, classification of control systems, types of control system : feedback, tracking, regulator system, feed forward system, transfer function, concept of pole and zero, modeling of Electrical and Mechanical systems (Only series linear and rotary motion) using differential equations and transfer function , analogy between electrical and mechanical systems, block diagram algebra, signal flow graph, Mason’s gain formula. (Chapter - 1) Unit 02 Time domain analysis Concept of transient and steady state response, standard test signals: step, ramp, parabolic and impulse signal, type and order of control system, time response of first and second order systems to unit impulse, unit step input, time domain specifications of second order systems, derivation of time domain specifications for second-order under-damped system for unit step input, steady state error and static error coefficients. (Chapter - 2) Unit 03 Stability analysis and Root Locus Concept of stability : BIBO, nature of system response for various locations of poles in S-plane. Routh’s-Hurwitz criterion. Root Locus : Angle and magnitude condition, Basic properties of root locus. Construction of root locus, Stability analysis using root locus. (Chapter - 3) Unit 04 Frequency domain analysis - I Introduction, Frequency domain specifications, correlation between time and frequency domain specifications, polar Plot, Nyquist plot, stability analysis using Nyquist plot. (Chapters - 4, 6) Unit 05 Frequency domain analysis - II Introduction to Bode plot, Asymptotic approximation : sketching of Bode plot, stability analysis using Bode plot. (Chapter - 5) Unit 06 PID controllers and Control system components Basic concept of P, PI, PID controller, design specifications in time domain and frequency domain. design of PID controller by Root Locus, tuning of PID controllers using Ziegler-Nichol Methods Control System Components : Working principle and transfer function of Lag network, lead network, potentiometer, DC servo motors. (Chapter - 7)
