ECE 422

Digital Control Systems
Spring 2002

Class Time: Tuesday and Thursday, 3:00 - 4:15 p.m., Sci. & Tech. II, 
Room 128, Dr. Beale
Graduate Teaching Assistant: TBA
Office Hours: 

Prerequisites: ECE 421
Text: Discrete-Time Control Systems, 2nd Edition, K. Ogata, Prentice Hall, 1995, Chapters 1 - 4, 7.

Homework Assignments






Important Dates

Course Outline


Learn the basic concepts of discrete-time control of processes and the similarities and differences between continuous-time and discrete-time control..
Learn ways of classifying, measuring, and analyzing the stability and performance properties of feedback control systems.
Learn the important classical frequency domain and time domain techniques for designing discrete-time control systems in order to improve performance in feedback systems.
Obtain hands-on experience with modern software tools for control system design.

Prerequisites by topic:

Complex algebra and analysis.
Linear systems, transform methods, frequency response.
Classical continuous-time control.
Familiarity with personal computers and programming.

Course Requirements:



Tests (2) 40%
Homework 10%
Projects (2) 25%
Final Exam 25%

Important Dates:

Test 1 -- Thursday, February 14 -- Chapters 1 and 2, plus first half of Chapter 3
Test 2 -- Tuesday, March 26 -- Second half of Chapter 3 and first half of Chapter 4
Final Exam -- Tuesday, May 14, 1:30 - 4:15 p.m. -- comprehensive, with second half of Chapter 4 and all material covered in Chapter 7 emphasized.
Last day to drop classes without Dean's permission -- February 22.
No classes in the week March 10 - 17 due to SPRING BREAK!!!

Tentative Course Outline:

Chapter 1 -- Basics of discrete-time control systems, advantages and disadvantages of discrete-time control as compared to continuous-time control, analog-to-digital and digital-to-analog conversion -- 1 class period.

Chapter 2 -- Review of the Z-transform, transform pairs, properties of the transform, inverse Z-transform using Partial Fraction Expansion -- 3 class periods

Chapter 3 -- Ideal impulse sampling and data holds, reconstructing signals from their samples, pulse transfer functions, realizations of digital controllers -- 6 class periods.

Chapter 4 -- Mapping from the s-plane to the z-plane, stability in the z-plane, transient and steady-state performance, root locus compensator design, frequency response compensator design -- 12 class periods.

Chapter 7 -- Polynomial equations approach to compensator design, model matching control design -- 4 class periods.

Click the icon to return to the Dr. Beale's home page

Lastest revision on Monday, September 13, 2004 3:18 PM