Development and Control of Novel Vibration Isolation Platform

A vibration isolation platform designed to attenuate high frequency vibration is proposed consisting of an active layer driven by a piezoelectric actuator and a passive layer. The proposed platform can achieve vibration isolation both in the vertical and horizontal directions. The dynamic behavior o...

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Main Authors: Meng-Shiun Tsai, Yann-Shuoh Sun, Zhong‐Shian Wu
Format: Article
Language:English
Published: Chinese Institute of Automation Engineers (CIAE) & Taiwan Smart Living Space Association (SMART LISA) 2013-11-01
Series:International Journal of Automation and Smart Technology
Subjects:
Online Access:http://www.ausmt.org/index.php/AUSMT/article/view/213
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author Meng-Shiun Tsai
Yann-Shuoh Sun
Zhong‐Shian Wu
author_facet Meng-Shiun Tsai
Yann-Shuoh Sun
Zhong‐Shian Wu
author_sort Meng-Shiun Tsai
collection DOAJ
description A vibration isolation platform designed to attenuate high frequency vibration is proposed consisting of an active layer driven by a piezoelectric actuator and a passive layer. The proposed platform can achieve vibration isolation both in the vertical and horizontal directions. The dynamic behavior of the system is analyzed by deriving the equations of motions using the Lagrangian approach. System identifications are performed to validate the plant dynamics. The robust H<sub>¥</sub> controller is adopted to design the controller with consideration of payload uncertainties. Experimental results show that the control can reduce vibrations by an average of 10dB within a frequency range of 15-40Hz.<br />
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publisher Chinese Institute of Automation Engineers (CIAE) & Taiwan Smart Living Space Association (SMART LISA)
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spelling doaj.art-e47fc55d840f4685b434acf9b4e080102022-12-22T00:20:54ZengChinese Institute of Automation Engineers (CIAE) & Taiwan Smart Living Space Association (SMART LISA)International Journal of Automation and Smart Technology2223-97662013-11-013424525010.5875/ausmt.v3i4.213109Development and Control of Novel Vibration Isolation PlatformMeng-Shiun Tsai0Yann-Shuoh Sun1Zhong‐Shian Wu2Department of Mechanical Engineering, National Chung-Cheng UniversityDepartment of Mechanical Engineering, National Chung-Cheng UniversityDepartment of Mechanical Engineering, National Chung-Cheng UniversityA vibration isolation platform designed to attenuate high frequency vibration is proposed consisting of an active layer driven by a piezoelectric actuator and a passive layer. The proposed platform can achieve vibration isolation both in the vertical and horizontal directions. The dynamic behavior of the system is analyzed by deriving the equations of motions using the Lagrangian approach. System identifications are performed to validate the plant dynamics. The robust H<sub>¥</sub> controller is adopted to design the controller with consideration of payload uncertainties. Experimental results show that the control can reduce vibrations by an average of 10dB within a frequency range of 15-40Hz.<br />http://www.ausmt.org/index.php/AUSMT/article/view/213Vibration isolationpendulum structureactive-passiveH∞ controller
spellingShingle Meng-Shiun Tsai
Yann-Shuoh Sun
Zhong‐Shian Wu
Development and Control of Novel Vibration Isolation Platform
International Journal of Automation and Smart Technology
Vibration isolation
pendulum structure
active-passive
H∞ controller
title Development and Control of Novel Vibration Isolation Platform
title_full Development and Control of Novel Vibration Isolation Platform
title_fullStr Development and Control of Novel Vibration Isolation Platform
title_full_unstemmed Development and Control of Novel Vibration Isolation Platform
title_short Development and Control of Novel Vibration Isolation Platform
title_sort development and control of novel vibration isolation platform
topic Vibration isolation
pendulum structure
active-passive
H∞ controller
url http://www.ausmt.org/index.php/AUSMT/article/view/213
work_keys_str_mv AT mengshiuntsai developmentandcontrolofnovelvibrationisolationplatform
AT yannshuohsun developmentandcontrolofnovelvibrationisolationplatform
AT zhongshianwu developmentandcontrolofnovelvibrationisolationplatform