Performance and Robustness Issues in the Compensation of FOLPD Processes with PI and PID Controllers
The following sections are included:
Introduction
The Analytical Determination of Gain and Phase Margin
PI tuning formulae
PID tuning formulae
The Analytical Determination of Maximum Sensitivity
Simulation Results
Design of Tuning Rules to Achieve Constant Gain and Phase Margins, for all Values of Delay
PI controller design
Processes modelled in FOLPD form
Processes modelled in IPD form
PID controller design
Processes modelled in FOLPD form - classical controller 1
Processes modelled in SOSPD form - series controller
Processes modelled in SOSPD form with a negative zero classical controller 1
PD controller design
Conclusions