The Impacts of Weighting Functions on the Robust Performance of a Multi-Axial Piezoelectric Stage

This paper applies robust control strategies to a piezoelectric transducer (PZT) stage, and investigates the influences of weighting functions on the system performance. The designed controllers are implemented for experimental verification, and are shown to significantly improve aspects of the syst...

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Main Authors: Fu-Cheng Wang, Ru-Chang Wu
Format: Article
Language:English
Published: Chinese Institute of Automation Engineers (CIAE) & Taiwan Smart Living Space Association (SMART LISA) 2013-05-01
Series:International Journal of Automation and Smart Technology
Subjects:
Online Access:http://www.ausmt.org/index.php/AUSMT/article/view/188
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author Fu-Cheng Wang
Ru-Chang Wu
author_facet Fu-Cheng Wang
Ru-Chang Wu
author_sort Fu-Cheng Wang
collection DOAJ
description This paper applies robust control strategies to a piezoelectric transducer (PZT) stage, and investigates the influences of weighting functions on the system performance. The designed controllers are implemented for experimental verification, and are shown to significantly improve aspects of the system performance, such as settling time, overshoot, and root-mean-square error. The developed loop-shaping design procedures can be directly applied to general PZT systems.
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spelling doaj.art-f84b40fae9604d519f105f03cb6d15ec2022-12-22T00:31:00ZengChinese Institute of Automation Engineers (CIAE) & Taiwan Smart Living Space Association (SMART LISA)International Journal of Automation and Smart Technology2223-97662013-05-013212112910.5875/ausmt.v3i2.18890The Impacts of Weighting Functions on the Robust Performance of a Multi-Axial Piezoelectric StageFu-Cheng Wang0Ru-Chang Wu1Professor, Department of Mechanical Engineering, National Taiwan University, TaiwanDepartment of Mechanical Engineering, National Taiwan University, TaiwanThis paper applies robust control strategies to a piezoelectric transducer (PZT) stage, and investigates the influences of weighting functions on the system performance. The designed controllers are implemented for experimental verification, and are shown to significantly improve aspects of the system performance, such as settling time, overshoot, and root-mean-square error. The developed loop-shaping design procedures can be directly applied to general PZT systems.http://www.ausmt.org/index.php/AUSMT/article/view/188robust controlloop-shapingweightinggapstability marginPZTnano-stage
spellingShingle Fu-Cheng Wang
Ru-Chang Wu
The Impacts of Weighting Functions on the Robust Performance of a Multi-Axial Piezoelectric Stage
International Journal of Automation and Smart Technology
robust control
loop-shaping
weighting
gap
stability margin
PZT
nano-stage
title The Impacts of Weighting Functions on the Robust Performance of a Multi-Axial Piezoelectric Stage
title_full The Impacts of Weighting Functions on the Robust Performance of a Multi-Axial Piezoelectric Stage
title_fullStr The Impacts of Weighting Functions on the Robust Performance of a Multi-Axial Piezoelectric Stage
title_full_unstemmed The Impacts of Weighting Functions on the Robust Performance of a Multi-Axial Piezoelectric Stage
title_short The Impacts of Weighting Functions on the Robust Performance of a Multi-Axial Piezoelectric Stage
title_sort impacts of weighting functions on the robust performance of a multi axial piezoelectric stage
topic robust control
loop-shaping
weighting
gap
stability margin
PZT
nano-stage
url http://www.ausmt.org/index.php/AUSMT/article/view/188
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