EX-405 · Control System/Official Syllabus
Control System (EX-405) - Official Syllabus
1
Unit 1
Modeling of dynamic systems
- Electrical, Mechanical and hydraulic systems
- Concept of transfer function
- Laplace Transform
- State space description of dynamic systems: Open and closed loop systems
- Signal flow graph
- Mason’s formula
- Components of control systems: Error detectors (Synchros& Potentiometer)
- Servomotors (AC & DC)
- tacho-generators
- power amplifier
- steeper motors
2
Unit 2
Time – domain analysis of closed loop systems
- Test signals
- time response of first and second order systems
- Time domain performance specifications
- Steady state error & error constants
- Feedback control actions: Proportional, derivative and integral control
3
Unit 3
Stability
- Routh-Hurwitz stability analysis
- Characteristics equation of closed loop system
- root loci
- construction of loci
- Effect of adding, poles and Zeros on the loci
- Stability by root loci
4
Unit 4
Frequency, Domain analysis
- Bode plots
- Effect of adding, poles and Zeros
- Polar plot
- Nyquist stability analysis
- Relative stability: Gain and phase margins
5
Unit 5
Design of control systems
- Design of control systems with PD/PI/PID Control in time domain and Frequency domain
- lead-lag
- Lag-lead compensation
- Design of compensating networks
- Solution of state equation: Eigen values & eigenvectors
- digitalization state transitive matrix
Laboratory Experiments
- Time response of second order system.
- Characteristics of Synchros.
- Effect of feedback on servomotors.
- Determination of transfer function of A-C servomotor
- Determination of transfer function of D-C motor.
- Formulation of PI & PD controller and study of closed loop responses of 1st and 2nd order dynamic systems.
- State space model for classical transfer function using MATLAB.
- Simulation of transfer function using operational amplifier.
- Design problem: Compensating Networks of lead and lag.
- Temperature controller using PID.
- Transfer function of a DC generator.
- Characteristics of AC servomotor.
- Use of MATLAB for root loci and Bode plots of type-1, type-2 systems.
- Study of analog computer and simulation of 1st orderand 2nd order dynamic equations.
- Formulation of proportional control on 1st order and 2nd order dynamic systems.
- Feedback control of 3rd order dynamic Systems
- Study of lead and lag compensating networks.
- Effect of adding poles & zeros on root loci and bode plots of type-1, type-2 systems through MATLAB.
Reference Books
- Automatic Control Systems — B.C. Kuo, FaridGolnaraghi — Wiley India
- Control system engineering — M. Gopal — McGraw Hill
- Modern Control Engineering — K. Ogata — Pearson
- Modern Control Systems — D. Roy, Chaudhary — PHI
- Control System Engineering — S. Salivahanan, R. Rengaraj, G.R. Venkatakrishnan — Pearson
- Design of feedback control systems — Stefani ShahianSavant, Hostetter — Oxford
- Control system Engineering — B.S.Manke — Khanna Publishers
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