Intelligent estimation of uncertainty bounds of an active magnetic bearings using ANFIS

Active magnetic bearings is known to be inherently unstable systems that have a widespread applications and an increased potential research area in today’s technology. So far many controllers including H∞ robust controller has been developed for the system. However, proper selection of the requ...

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Main Authors: M. Raafat, Safanah, Akmeliawati, Rini
Format: Proceeding Paper
Language:English
Published: 2011
Subjects:
Online Access:http://irep.iium.edu.my/5387/
http://irep.iium.edu.my/5387/1/mass2011_safanah.pdf
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author M. Raafat, Safanah
Akmeliawati, Rini
author_facet M. Raafat, Safanah
Akmeliawati, Rini
author_sort M. Raafat, Safanah
building IIUM Repository
collection Online Access
description Active magnetic bearings is known to be inherently unstable systems that have a widespread applications and an increased potential research area in today’s technology. So far many controllers including H∞ robust controller has been developed for the system. However, proper selection of the required weighting functions for robust and non-conservative controller synthesize is still a critical issue that needs more investigations. In this paper the selection of uncertainty weighting function for the robust controller synthesize is automated by intelligent estimation of uncertainty weighting functions using adaptive neuro fuzzy inference system (ANFIS). Then a robust H∞ controller for the magnetic bearings is designed based on the intelligent estimated uncertainty. v- gap metric is utilized to validate the estimated uncertainty bounds for improved robust stability. Comparison with another neural based estimation method of uncertainty proves the validity of the applied approach
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format Proceeding Paper
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institution International Islamic University Malaysia
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language English
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publishDate 2011
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spelling iium-53872012-01-25T00:07:41Z http://irep.iium.edu.my/5387/ Intelligent estimation of uncertainty bounds of an active magnetic bearings using ANFIS M. Raafat, Safanah Akmeliawati, Rini TJ212 Control engineering Active magnetic bearings is known to be inherently unstable systems that have a widespread applications and an increased potential research area in today’s technology. So far many controllers including H∞ robust controller has been developed for the system. However, proper selection of the required weighting functions for robust and non-conservative controller synthesize is still a critical issue that needs more investigations. In this paper the selection of uncertainty weighting function for the robust controller synthesize is automated by intelligent estimation of uncertainty weighting functions using adaptive neuro fuzzy inference system (ANFIS). Then a robust H∞ controller for the magnetic bearings is designed based on the intelligent estimated uncertainty. v- gap metric is utilized to validate the estimated uncertainty bounds for improved robust stability. Comparison with another neural based estimation method of uncertainty proves the validity of the applied approach 2011-08-30 Proceeding Paper PeerReviewed application/pdf en http://irep.iium.edu.my/5387/1/mass2011_safanah.pdf M. Raafat, Safanah and Akmeliawati, Rini (2011) Intelligent estimation of uncertainty bounds of an active magnetic bearings using ANFIS. In: 2011 International Conference on Management and Service Science (MASS), 12 - 14 August 2011, Wuhan, China. http://dx.doi.org/10.1109/ICMSS.2011.5999340 doi:10.1109/ICMSS.2011.5999340
spellingShingle TJ212 Control engineering
M. Raafat, Safanah
Akmeliawati, Rini
Intelligent estimation of uncertainty bounds of an active magnetic bearings using ANFIS
title Intelligent estimation of uncertainty bounds of an active magnetic bearings using ANFIS
title_full Intelligent estimation of uncertainty bounds of an active magnetic bearings using ANFIS
title_fullStr Intelligent estimation of uncertainty bounds of an active magnetic bearings using ANFIS
title_full_unstemmed Intelligent estimation of uncertainty bounds of an active magnetic bearings using ANFIS
title_short Intelligent estimation of uncertainty bounds of an active magnetic bearings using ANFIS
title_sort intelligent estimation of uncertainty bounds of an active magnetic bearings using anfis
topic TJ212 Control engineering
url http://irep.iium.edu.my/5387/
http://irep.iium.edu.my/5387/
http://irep.iium.edu.my/5387/
http://irep.iium.edu.my/5387/1/mass2011_safanah.pdf