Control Systems (Theory)

Module Information

Module Semester:
Module Part:
Sub-Module Code:
Hours per Week:
Workshop Hours per Week:
Module ECTS Credits:
Available to ERASMUS Students:
Module Staff:

Module Study Targets

Students will be able to:

  • Understand the basic fundamental of linear control theory
  • Model a simple dynamic LTI system using a transfer function representation and a state-variable representation  
  • Calculate the closed-loop control system transfer function from a block diagram representation of the feedback system
  • Analyze and quantify the time-response of linear dynamic systems
  • Represent desired system performance in mathematical form
  • Check the stability of linear dynamic systems using the Routh-Hurwitz criterion
  • Simulate the time-response of a linear system using MATLAB and SIMULINK
  • Design a P, PD, PI, and PID automatic controller for a simple linear system to achieve desired system performance
  • Determine the phase margin and gain margin to design a controller for a simple system using frequency response technique
  • Use MATLAB/SIMULINK as a computer-aided design tool to synthesize an automatic controller that will achieve a desired system performance

Module Acquired Abilities

  • Critical thinking
  • Teamwork

Module Description

The following gives a list of topics, covered in the course:

  • Overview of control systems
  • System modeling in the frequency domain
  • System modeling in the time domain
  • Block diagram representation of systems
  • Time response analysis of linear systems
  • Simulation of linear systems using MATLAB/SIMULINK
  • Stability analysis of linear systems
  • Second order approximation of third order systems.
  • Steady-state error specification and analysis
  • Root locus design technique
  • Proportional, Integral and Derivative (PID) control design
  • Frequency domain analysis
  • Design via frequency response

Module Student Evaluation

Final exam (40%)

Coursework (20%)

Written lab exams (40%)


  • Α. Veloni, Α. Palamides, "Control Systems Problems: Formulas, Matlab® and Solutions", CRC Press, USA, ISBN-13: 9781439868508- ISBN: 1439868506, 2011
  • Ogata, Katsuhiko, "Modern Control Engineering (5th Edition)", Prentice-Hall Inc., (ISBN: 0-13-615673-8) (Main Textbook), 2009
  • Astrom Karl and Murray Richard, "Feedback Systems: An Introduction for Scientists and Engineers", Princeton University Press, (ISBN: 0-691-13576-2), 2008
  • Norman Nise, "Control Systems Engineering", John Wiley & Sons, Fourth Edition, 2004
  • Goodwin Graham, Graebe Stefan, Salgado Mario, "Control System Design", Prentice-Hall Inc., (ISBN: 0-13-958653-9), 2001