- Basics of automatic control system. - Transient in DC circuits - AC ...

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7 Οκτ 2013 (πριν από 4 χρόνια και 7 μέρες)

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Electrical Power
Major
Electrical Technology

Department


Electrical Power / Machines
Major
Electrical Technology
Department
KHR 222
Code
AUTOMATIC CONTROL
Course Title
ELEC 106
Prerequisite
6 5 4 3 2 1 Semester
Course Description :
This course covers terminology, concepts,
principle of open and closed loop control systems. The
course, also help the students to build the block diagram
for simple practical system. In addition it help the
student to design closed loop system controller and study
the stability of the system
3
Credit hr/w
2
L
Contact
hr/w
2
W

T
30
L
Contact
hr/sem.

30
W

T
General Goal :
This course introduces the student to the area of automatic control system. It enables the
student to understand the structure and the characteristics of open and closed loop systems
Behavioral Objectives :
The student should be able to:
 Define a control system (open loop and closed loop), sketch a block diagram, and
perform simple block diagram simplifications
 Describe the physical elements of each part of the control system, and explain the
role of each element in the system
 Define the steady state gain, settling time, maximum overshoot, and damping ratio
 Generate the above characteristics and system time responses.
 Define desired controller characteristics.
 Explain the role of each element of P, PI and PID controllers in a closed loop setting.

Design P, PI, and PID controllers
.
L = Lecture Hours, W = Workshop/Laboratory Hours, T = Tutorial Hours

Topics (Theory and practice)
 Basics of automatic control system.
 Transient in DC circuits
 AC quantities
 Types of loads in AC circuits and phasor diagram
 Resonance
 Power in AC circuits.

Three phase circuits
.


Automatic Control Systems, Publisher: Prentice-Hall, Author: Benjamin Kuo
Textbook:
Introduction to Control System Technology, Author: Robert Bateson, Publisher: Prentice-Hall,
1996
Additional
Reading:
Handbook of Automatic Control and instrumentation, Publisher: McGraw-Hill, Author:
Richard dorf
Automatic Control Systems, Publisher: Prentice-Hall, Author: Benjamin Kuo
References:


Electrical Power
Major
Electrical Technology

Department



Detailed Curriculum (Theory)

Behavioral Objectives

Contents

Hrs
The student should be able to






 Define a control system (open loop
and closed loop)
 Sketch a block diagram and perform
simple block diagram simplifications
 Define a criteria for a good control
system


1- Basic Concepts and Terminologies:
 Importance of control systems
(motivational example: e.g. simple
level control system, DC motor,
etc.)
 Block diagram concepts (I/O
relation using industrial example
e.g. DC motor)
 Open-loop control: Concepts,
advantages and disadvantages
 Closed-loop systems: Concepts,
advantages and disadvantages
 Objectives of control systems:
Stability, regulation, and transient
response.
 Brief introduction to block
diagram simplification: simple
cascade and negative feedback
block diagrams.

8

 Define steady state gain
 Define and calculate settling time
 Define and calculate maximum
overshoot
 Define damping ratio
 Generate the above characteristics
and system time responses

2- Control System Analysis:
 Introduction to Laplace
Transformation using tables
 System transfer function (first
and second order systems).
 Time-domain analysis by step
response of industrial open-loop
systems.
 Time-domain characteristics.
 Lag, settling time, damping,
etc…

10
 Define desired controller
characteristics.
 Explain the role of each element of
P, PI and PID controllers in a closed loop
setting.

3- Control System Design:
 Define the closed-loop desired
characteristics of the controlled
system.
 Explain the role of each element
of P, PI and PID controllers in a
closed-loop setting.

12

Electrical Power
Major
Electrical Technology

Department



Detailed Curriculum (Practice)

Behavioral Objectives

Contents

Hrs

The student should be able to
 Recognize the different equipment
and devices in control system

1- Introduction to equipment and
devices:

4
 Obtain the step response for different
open loop system parameters such as
settling time, steady state error,

2- Analysis of open loop control system
response
 Step response analysis of
thermal system
 Step response analysis of dc
motor
 Step response analysis of
level control system
10
 Explain the effect of P, PI ,PID
controller on system parameters such as
settling time, steady state error

3- Analysis of closed loop Control
system response
 Closed loop control of thermal
system
A. Influence of proportional
controller gain on the steady state
error and settling time.
B. Zero steady state error using PI
controller
 Closed loop control of a dc motor
system
A. Influence of proportional
controller gain on the steady state
error and settling time.
B. Zero steady state error using PI
controller
C. Effect of adding d type element to
the PI controller
 Closed loop control of thermal
system
A. Influence of proportional
controller gain on the steady state
error and settling time
B. Zero steady state error using PI
controller
16