Observer Based Output Feedback Control of Thrust Magnetic Bearings

Conference paper > Full Text · 2011

Authors: Beytullah Okur, Erkan Zergeroglu, Enver TATLICIOĞLU, Sinan Basaran, Selim Sivrioglu

50th IEEE Conference of Decision and Control (CDC)/European Control Conference (ECC), United States Of America, International, Verbal, Full Text, 2011-2011, WoS, vol , pp 1639-1643

DOI: 10.1109/cdc.2011.6160791

Summary

In this paper, we present an observer based output feedback controller for a thrust magnetic bearing system. A model independent variable structure like observer is used to determine the rotor velocity in order to remove the velocity dependency of the controller. The desired system dynamics have been utilized in the controller design and asymptotic stability of the observer-controller couple is guaranteed via Lyapunov based arguments. Experimental results are presented to illustrate the performance and feasibility of the proposed method.

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