ECE 4913/6913

FEEDBACK CONTROL SYSTEMS I

CATALOG DATA: ECE 4913/6913. Feedback Control Systems I. (3)

(Prerequisite: Grade of C or better in ECE 3163).

Three hours lecture.  Laplace transforms; transient and frequency response of feedback systems; transfer functions; Nyquist criterion, root locus; compensation of feedback systems; logarithmic analysis and design.

PREREQUISITES BY TOPIC:

1. Linear Algebra and Differential Equations.
2. Electrical networks solution methods.
3. Application of Laplace Transforms.

TEXTBOOK(S) AND OTHER REQUIRED MATERIAL:

1. C. L. Phillips and R. D. Harbor, Feedback Control Systems, 3^rd Ed., Prentice Hall, Englewood Cliffs, New Jersey, 1996.

GENERAL COURSE OBJECTIVES AND RELATIONSHIP TO PROGRAM OBJECTIVES:

1. To introduce the students to basic control system concepts and stability analysis techniques. [1]
2. To broaden the students' understanding of areas other than electrical systems, such as mechanical, thermal, fluidic, etc. [1,3]
3. To develop the students' skill in design of compensators to accomplish desired specifications. [1, 2]
4. To develop the students’ ability to relate experimental data with theoretical predictions of system behavior in a laboratory setting.  [1, 2, 3]

COURSE TOPICS COVERED:

1. System examples. (3 classes)
2. System Diagrams. (2 classes)
3. System Modeling. (3 classes)
4. System Response. (6 classes)
5. Stability Concepts. (2 classes)
6. Root-Locus Design. (2 classes)
7. Frequency Response. (6 classes)
8. Nyquist Design. (6 classes)
9. Controls Software. (3 classes)
10. Quizzes and Review. (7 classes)

LAB TOPICS COVERED:

1. Tachogenerator Calibration and Motor Characteristics (1 class)
2. Transient Response of a Motor (1 class)
3. Speed Control of a Motor (1 class)
4. Position Control of a Motor (1 class)
5. System Identification (“The Black Box”) (1 class)

CONTRIBUTIONS TO PROFESSIONAL COMPONENT:

1. Engineering Science : 1 hour
2. Engineering Design : 2 hours
3. Basic Math and Science : 0 hours

ASSESSMENT:

1. Homework.
2. Tests.
3. Final exam.
4. Lab Reports.

SPECIFIC COURSE OBJECTIVES AND RELATIONSHIP TO MEASURABLE OUTCOMES:

Objective 1:

• Demonstrate the ability to reduce physical systems to accurate models in block diagram form. (1,5)
• Demonstrate the ability to linearize a system for further analysis. (1)
• Demonstrate the ability to manipulate block diagrams and signal flow graphs as needed for analysis and design. (1,5)
• Demonstrate the knowledge of system behavior evident from study of the system model. (1,5)
• Demonstrate the ability to analyze system transient response, error characteristics, and stability. (1,5)

Objective 2:

• Demonstrate the ability to initiate analysis on a challenging system from another area. (3)

Objective 3:

• Demonstrate the ability to design compensators of a specified type. (1)
• Demonstrate the skill to specify the compensator type most appropriate to the task, and the ability to implement. (5)

Objective 4:

• Demonstrate the ability to communicate experimental findings and data by writing a comprehensive technical report. (7)
• Demonstrate the ability to analyze and interpret experimental data. (3,4,5)
• Demonstrate the ability to estimate a system transfer function from experimental data. (5)

PREPARED BY:

Dr. Randolph F. Follett, Assistant Professor of Electrical and Computer Engineering, September 15, 2004.