Stabilizing and robust fractional order PI controller synthesis for first order plus time delay systems

• Published in: Automatica (Oxford) Vol. 48; no. 9; pp. 2159 - 2167
• Main Authors: Luo, Ying, Chen, YangQuan
• Format: Journal Article
• Language: English
• Published: Kidlington Elsevier Ltd 01.09.2012; Elsevier
• Subjects: Adaptative systems; Applied sciences; Computer science; control theory; systems; Control system analysis; Control system synthesis; Control systems; Control theory. Systems; Design engineering; Exact sciences and technology; Feasible region; First order plus time delay system; Flat phase; Fractional order proportional integral controller; Gain; Guidelines; Integer order proportional integral derivative controller; Integers; Modelling and identification; Polyimide resins; Robustness; Specifications; Stability region; Synthesis; Feasible region; Integer order proportional integral derivative controller; Fractional order proportional integral controller; First order plus time delay system; Robustness; Flat phase; Stability region; Integral proportional control; Control synthesis; Fractional derivative; Robust control; System identification; Phase margin; Differential integral proportional control

For all the stable first order plus time delay (FOPTD) systems, a fractional order proportional integral (FOPI) or a traditional integer order proportional integral derivative (IOPID) controller can be designed to fulfill a flat phase constraint and two design specifications simultaneously: gain cro...