EE303

EE303 CONTROL SYSTEMS

  • Test signals - Response of second order systems – time domain specifications - Generalised error series - Frequency domain specifications - polar plots - Bode plots
  • Stability Analysis - Routh-Hurwitz criterion - Nyquist criterion - Stability of systems with transportation lag - Gain margin and phase margin
  • Root Locus Technique – Definitions - Root locus diagram - Rules of constructions of root loci - Effect of pole zero additions on the root loci - Root contours
  • Gain adjustments for the desired Mp – constant M and N loci - Nichols Chart - Compensator design by Bode and Root locus techniques - PID controller design
  • Control system components - Error detectors - potentiometers and synchros - a.c and d.c servomotors - stepper motors -Tacho generators – Proportional, integral and derivative controllers

References

 1. Katsuhiko Ogata, „Modern control Engineering„ 5th Edition , Pearson Education, First Indian Reprint 2009.

2. Richard C.Dorf and Robert H.Bishop . „Modern control systems‟, Addison - Wesley, Eigth Edition, 8th edition, 1998.

3. Nagrath I.J. and Gopal M, „Control Systems Engineering', New Age International,5th edition, 2007.

4. Gene F. Franklin, J. David Powell and Abbas Emami- Naeini, „Feedback control of Dynamic Systems‟, Pearson Education, fourth edition, 2002.

5. Benjamin C.Kuo and Farid Golnaraghi, „Automatic Control Systems‟, John wiley & Sons, 8th edition, 2003.