Linearizing feedforward-feedback control of pH processes based on the Wiener model

Journal of Process Control

Volumn 15, Issue 1, 2005, Pages 103-112

  Kalafatis, Alex D ^a   Wang, Liuping ^b   Cluett, William R ^c  

^a ASPEN TECHNOLOGY INC   (United States)

^b RMIT UNIVERSITY   (Australia)

^c UNIVERSITY OF TORONTO   (Canada)

Author keywords

Linearizing control; pH control; Wiener model

Indexed keywords

FEEDFORWARD CONTROL; LINEARIZING CONTROL; PH CONTROL; WIENER MODEL;

COMPUTER SIMULATION; CONTROL EQUIPMENT; ELECTROLYTIC CELLS; FEEDBACK CONTROL; LINEARIZATION; MIXING; PH EFFECTS; TITRATION;

PROCESS CONTROL;

EID: 4444305329     PISSN: 09591524     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jprocont.2004.03.006     Document Type: Article

References (14)

1. Niemi A., Jutila P. pH control by linear algorithms. Van Nauta Lemke Digital Computer Applications to Process Control. 1977;289-297 IFAC and North-Holland Publishing Company, New York.
2. Åström K.J., Wittenmark B. Adaptive Control. 1989;Addison-Wesley, Don Mills, Ontario.
3. Pajunen G. Adaptive control of Wiener type nonlinear systems. Automatica. 28:1992;781-785.
4. Loh A.P., Looi K.O., Fong K.F. Neural network modelling and control strategies for a pH process. J. Proc. Control. 5:1995;355-362.
5. Kalafatis A., Arifin N., Wang L., Cluett W.R. A new approach to identification of pH processes based on the Wiener model. Chem. Eng. Sci. 50:1995;3693-3701.
6. Kalafatis A.D., Wang L., Cluett W.R. Identification of Wiener-type nonlinear systems in a noisy environment. Int. J. Control. 66:1997;923-941.
7. Patwardhan R.S., Lakshminarayanan S., Shah S.L. Constrained nonlinear MPC using Hammerstein and Wiener models: PLS framework. AIChE J. 44:1998;1611-1622.
8. Norquay S.J., Palazoglu A., Romagnoli J.A. Application of Wiener model predictive control (WMPC) to a pH neutralization experiment. IEEE Trans. Control Syst. Technol. 7:1999;437-445.
9. Gerksic S., Juricić D., Strmcnik S., Matko D. Wiener model based nonlinear predictive control. Int. J. Syst. Sci. 31:2000;189-202.
10. Kumar A.A., Chidambaram M., Rao V.S.R. Nonlinear PI controller for pH process. Chem. Eng. Comm. 191:2004;241-261.
11. Gustafsson T.K., Waller K.V. Dynamic modeling and reaction invariant control of pH. Chem. Eng. Sci. 38:1983;389-398.
12. Wright R.A., Kravaris C. Nonlinear control of pH processes using the strong acid equivalent. Ind. Eng. Chem. Res. 30:1991;1561-1572.
13. Seborg D.E., Edgar T.F., Mellichamp D.A. Process Dynamics and Control. 1989;John Wiley, New York.
14. Gustafsson T.K., Waller K.V. Myths about pH and pH control. AIChE J. 32:1986;335-337.