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Linear Control Systems
1. Introduction
Amin Rezaeizadeh Linear Control Fall 1396 1-1
Amin Rezaeizadeh
Fall 1396
Logistics
Linear ControlAmin Rezaeizadeh
Lecturer: Amin Rezaeizadeh [email protected] Office 717
Lectures: Sat. and Mon. 9:00 – 10:30Lab: Sat 13:30 – 15:30Exercise: Mon. 12-13:30
Assessment: 10 (final) + 7(Quiz) + 3(Lab)
There will be approx. 3 Quizzes
Web-site: http://control.ee.sharif.ir/~controlsys
Fall 1396 1-2
Logistics
Linear ControlAmin Rezaeizadeh Fall 1396 1-3
Logistics
Linear ControlAmin Rezaeizadeh
The course book
Fall 1396 1-4
G.F. Franklin, J.D. Powell, A.
Emami-Naeini. Feedback Control of Dynamic
Systems. 4th international edition, Pearson
Higher Education, 2002
Course Planning
Linear ControlAmin Rezaeizadeh
Introduction
Model formation, differential equations, linearization
Laplace transforms
Frequency domain analysis, stability, Nyquist plot, Bode plot
Second order systems
State variables, sensitivity
PID Control
Root locus method
Controller design in the time domain
Controller design in the frequency domain
Phase lead and phase lag compensation
Extension to the control structure: feedforward, cascade
Spring 1396 1-5
abb.com
robohub.org
control.ee.ethz.ch
airbus.com
Automatic ControlThe Hidden Technology You Meet Every Day [Karl Aström]
Amin Rezaeizadeh Linear Control Spring 1396 1-8
ControlThe Main Idea
Amin Rezaeizadeh Linear Control Fall 1396 1-9
Introduction
ControlThe Main Idea
model dynamicsẋ = f(x, u, t)
feedback stability
Amin Rezaeizadeh Linear Control Fall 1396 1-10
Introduction
Process Control Example
I Heater
Amin Rezaeizadeh Linear Control Fall 1396 1-11
Introduction
Process Control Example
I Heater
Plant
Amin Rezaeizadeh Linear Control Fall 1396 1-12
Introduction
Process Control Example
I Heater
PlantActuator
Amin Rezaeizadeh Linear Control Fall1396 1-13
Introduction
Process Control Example
I Heater
PlantActuatorControlI
Amin Rezaeizadeh Linear Control Fall 1396 1-14
Introduction
Process Control Example
I Heater
PlantActuatorControlI
+-T0
T
SensorT
Amin Rezaeizadeh Linear Control Fall 1396 1-15
Introduction
Process Control Example
I Heater
PlantActuatorControlI
+-T0
T
SensorT
++
noiseAmin Rezaeizadeh Linear Control Fall 1396 1-16
Introduction
Process Control Example
I Heater
PlantActuatorControlI
+-T0
T
SensorT
++
noise
Tout
Tout
Amin Rezaeizadeh Linear Control Fall 1396 1-17
Introduction