Automatic tuning of nonlinear PID controllers for unsymmetrical processes

Computers and Chemical Engineering

Volumn 22, Issue 4-5, 1998, Pages 687-694

  Wang, Qing Guo ^a   Hang, Chang Chieh ^a   Zou, Wei ^a  

^a NATIONAL UNIVERSITY OF SINGAPORE   (Singapore)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER SIMULATION; NONLINEAR CONTROL SYSTEMS; THREE TERM CONTROL SYSTEMS;

RELAY AUTOMATIC TUNING;

PROCESS CONTROL;

EID: 0032043367     PISSN: 00981354     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0098-1354(97)00220-2     Document Type: Article

References (7)

1. Astrom, K. J. and T. Hagglund, (1988) Automatic tuning of PID controllers. Instrument Society of America, Research Triangle Park, North Carolina, U.S.A.
2. Astrom, K. J. and Hagglund, T. (1984), Automatic tuning of simple regulators with specifications on phase and amplitude margins. Automatica 20, 645-651.
3. Hagglund, T. and A. Tengvall, (1995) An automatic tuning procedure for unsymmetrical processes. Proceedings of European Control Conference, September.
4. Jorgl, H. P. (1976), On the analysis of two variable relay control systems with a linear unsymmetrical plant. International Journal of Control 23, 703-712.
5. Roots, W. K., (1967a) Mode dependent time constant in electrical heating process. IEEE IGA-3, 3122-3155.
6. Roots, W. K., (1996) Secondary feedback in on-off electrical heating process. IEEE IGA-3, 401-420.
7. Tengvall, A., Control and automatic tuning for unsymmetrical process. Masters Thesis ISRN LUTFD@ TFRT-5487-SE. (1993) Department of Automatic Control, Department of Automatic Control, Lund Institute of Technology, Lund, Sweden.