.IndustrialControlSystems.Applications.ControlProblems.ProcessControl

PID control of typical processes

Information

Description

In this examples the typical processes (contained in model TypicalTF ) are controlled with PID regulators.

Process Trasfer function

Integrator
  Y(s)     1
  ---- = -----
  U(s)     5s  


Controller parameters
Parameter Value
Kp 100
Ti 1
Td 0.1
N 10
b 1
c 1





Process Trasfer function
Integrator + delay
  Y(s)     1     -1s
  ---- = ----- e
  U(s)     5s  


Controller parameters
Parameter Value
Kp 5
Ti 30
Td 0.1
N 8
b 1
c 1





Process Trasfer function
First Order
  Y(s)      1   
  ---- = -------- 
  U(s)    1 + 5s  


Controller parameters
Parameter Value
Kp 10
Ti 3
Td 0.8
N 8
b 1
c 1





Process Trasfer function
First Order + delay
  Y(s)      1      -2s
  ---- = -------- e
  U(s)    1 + 5s  


Controller parameters
Parameter Value
Kp 1
Ti 4
Td 0.2
N 5
b 1
c 1





Process Trasfer function
Fast Slow
  Y(s)      1 + 5.8s  
  ---- = -------------- 
  U(s)    (1 + 6s)(1+s)  


Controller parameters
Parameter Value
Kp 5
Ti 0.8
Td 0.2
N 10
b 1
c 1





Process Trasfer function
Overshooting
  Y(s)      1 + 8s  
  ---- = --------------- 
  U(s)    (1 + 5s)(1+2s)  


Controller parameters
Parameter Value
Kp 5
Ti 2
Td 1
N 10
b 1
c 1





Process Trasfer function
Undershooting
  Y(s)      1 - 5.5s  
  ---- = --------------- 
  U(s)    (1 + 5s)(1+2s)  


Controller parameters
Parameter Value
Kp 0.1
Ti 2
Td 5
N 5
b 1
c 1





Process Trasfer function
Complex Poles
  Y(s)            1  
  ---- = -------------------- 
  U(s)    1 + 1.2 s + 0.025s  


Controller parameters
Parameter Value
Kp 10
Ti 2.5
Td 1
N 10
b 1
c 1



Revisions

Industrial Control Systems (v 1.0.0) : April-May 2012
List of revisions:
  • 11 May 2012 (author: Marco Bonvini)
Main Authors:
Marco Bonvini; <bonvini@elet.polimi.it>
Alberto Leva <leva@elet.polimi.it>
Politecnico di Milano
Dipartimento di Elettronica e Informazione
Via Ponzio 34/5
20133 Milano - ITALIA -
Copyright:
Copyright © 2010-2012, Marco Bonvini and Alberto Leva.
The IndustrialControlSystems package is free software; it can be redistributed and/or modified under the terms of the Modelica license.

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