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ISRN Chemical Engineering
Volume 2012 (2012), Article ID 693545, 11 pages
http://dx.doi.org/10.5402/2012/693545
Research Article

Tuning and Retuning of PID Controller for Unstable Systems Using Evolutionary Algorithm

1Department of Electronics and Instrumentation Engineering, St. Joseph’s College of Engineering, Chennai 600 119, India
2Department of Aerospace Engineering, Division of Avionics, MIT Campus, Anna University, Chennai 600 044, India

Received 9 January 2012; Accepted 26 February 2012

Academic Editors: B. Grgur and S. Rodríguez-Couto

Copyright © 2012 V. Rajinikanth and K. Latha. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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