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H_infinity controller design to control the single axis magnetic levitation system with parametric uncertainty


Citation

Hussein, Basheer Noaman and Sulaiman, Nasri and Raja Ahmad, Raja Mohd Kamil and Marhaban, Mohammad Hamiruce and Ali, Hazem I. (2011) H_infinity controller design to control the single axis magnetic levitation system with parametric uncertainty. Journal of Applied Sciences, 11 (1). pp. 66-75. ISSN 1812-5654; ESSN: 1812-5662

Abstract

In this study the force control design of single axis magnetic levitation system using H_infinity controller is presented. First, the system dynamics are linearized and described in transfer function form. Second, the magnetic force is regulated using H_infinity controller to achieve robust stability, disturbance/noise rejection and asymptotic tracking. A multiplicative unstructured model extracted from the parametric uncertainty is used for H_infinity control design. The obtained results showed that robust stability and performance have been achieved. On the other hand, an improved and more reliable time response compared with previous work also has been achieved in this study.


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Official URL or Download Paper: https://scialert.net/abstract/?doi=jas.2011.66.75

Additional Metadata

Item Type: Article
Divisions: Faculty of Engineering
DOI Number: https://doi.org/10.3923/jas.2011.66.75
Publisher: Asian Network for Scientific Information
Keywords: H_infinity control; Magnetic levitation system; Multiplicative uncertainty; Nonlinear systems; Robust control; Uncertain systems
Depositing User: Nabilah Mustapa
Date Deposited: 14 Aug 2018 08:33
Last Modified: 14 Aug 2018 08:33
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.3923/jas.2011.66.75
URI: http://psasir.upm.edu.my/id/eprint/13787
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