Relay Autotuning for Identification and Control

Dr M. Chidambaram has authored three books and published 165 research papers in journals in the field of process control. He served as Director, National Institute of Technology, Tiruchirappalli during the period 2005–2010. He is presently working as a Professor, Department of Chemical Engineering, Indian Institute of Technology, Madras. Dr Vivek Sathe received his PhD from the Indian Institute of Technology, Madras, and is presently working as Professor in the Department of Chemical Engineering, Dr Babasaheb Ambedkar Technological University, Lonere, Maharashtra. He has 18 years of teaching experience. He has published nearly 100 articles in national and international journals. His research interests are feedback control systems, relay tuning, control theory and modeling.

List of figures; List of tables; Acknowledgements; Preface; 1. Introduction; 2. Improved autotune identification methods; 3. Cascade controller tuning by relay autotune method; 4. Simultaneous relay autotuning of cascade controllers; 5. A simple method of tuning cascade controllers; 6. Improved saturation relay test for systems with large dead time; 7. Identification of FOPTD model using single symmetrical relay test; 8. Autotuning of PID controllers for unstable FOPTD systems; 9. Autotuning of PID controllers for critically damped SOPTD systems; 10. Estimation of SOPTD transfer function model; 11. Estimation of five parameters of unstable SOPTD model with a zero; 12. Identification of FOPTD multivariable systems; 13. Identification of SOPTD multivariable systems; 14. Tuning of multivariable controllers for non-minimum phase systems; 15. Tuning of multivariable controllers by genetic algorithms; 16. Summary and conclusion; Appendices; Nomenclature; Suggestive reading; References; Index.