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Robust control of active suspension system for a quarter car model

The aims of this research are to establish the nonlinear mathematical model and the robust control technique of the hydraulically actuated active suspension system for a quarter car model. The purpose of a car suspension system is to improve riding quality while maintaining good handling characteris...

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Main Author: Md. Sam, Yahya
Format: Monograph
Language:English
Published: Universiti Teknologi Malaysia 2006
Subjects:
TK Electrical engineering. Electronics Nuclear engineering
Online Access:http://eprints.utm.my/id/eprint/2950/1/74283.pdf
http://eprints.utm.my/id/eprint/2950/
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spelling my.utm.29502017-09-10T06:06:45Z http://eprints.utm.my/id/eprint/2950/ Robust control of active suspension system for a quarter car model Md. Sam, Yahya TK Electrical engineering. Electronics Nuclear engineering The aims of this research are to establish the nonlinear mathematical model and the robust control technique of the hydraulically actuated active suspension system for a quarter car model. The purpose of a car suspension system is to improve riding quality while maintaining good handling characteristics subject to different road profile. A new nonlinear quarter car model, which incorporates the rotational motion of the wheel and the dynamics of the control arm, is used in this research . The proposed controller consist of two controller loops namely inner loop controller for force tracking control of the hydraulic actuator and outer loop controller to reject the effects of road induced disturbances. The outer loop controller utilized a proportional integral sliding mode control (PISMC) scheme. Whereas, proportional integral (PI) control is used in the inner loop controller to track the hydraulic actuator in such a way that it able to provide the actual force as close as possible with the optimum target force produced by the PISMC controller. A simulation study is performed to proof the effectiveness and robustness of the control approach. The performance of the controller is compared with the LQR controller and the passive suspension system. Force tracking performance of the hydraulic actuator is also investigated. The simulation is enhanced with 3-D animation of the car going on a road bump. Universiti Teknologi Malaysia 2006 Monograph NonPeerReviewed application/pdf en http://eprints.utm.my/id/eprint/2950/1/74283.pdf Md. Sam, Yahya (2006) Robust control of active suspension system for a quarter car model. Technical Report. Universiti Teknologi Malaysia. (Unpublished)
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
language English
topic TK Electrical engineering. Electronics Nuclear engineering
spellingShingle TK Electrical engineering. Electronics Nuclear engineering
Md. Sam, Yahya
Robust control of active suspension system for a quarter car model
description The aims of this research are to establish the nonlinear mathematical model and the robust control technique of the hydraulically actuated active suspension system for a quarter car model. The purpose of a car suspension system is to improve riding quality while maintaining good handling characteristics subject to different road profile. A new nonlinear quarter car model, which incorporates the rotational motion of the wheel and the dynamics of the control arm, is used in this research . The proposed controller consist of two controller loops namely inner loop controller for force tracking control of the hydraulic actuator and outer loop controller to reject the effects of road induced disturbances. The outer loop controller utilized a proportional integral sliding mode control (PISMC) scheme. Whereas, proportional integral (PI) control is used in the inner loop controller to track the hydraulic actuator in such a way that it able to provide the actual force as close as possible with the optimum target force produced by the PISMC controller. A simulation study is performed to proof the effectiveness and robustness of the control approach. The performance of the controller is compared with the LQR controller and the passive suspension system. Force tracking performance of the hydraulic actuator is also investigated. The simulation is enhanced with 3-D animation of the car going on a road bump.
format Monograph
author Md. Sam, Yahya
author_facet Md. Sam, Yahya
author_sort Md. Sam, Yahya
title Robust control of active suspension system for a quarter car model
title_short Robust control of active suspension system for a quarter car model
title_full Robust control of active suspension system for a quarter car model
title_fullStr Robust control of active suspension system for a quarter car model
title_full_unstemmed Robust control of active suspension system for a quarter car model
title_sort robust control of active suspension system for a quarter car model
publisher Universiti Teknologi Malaysia
publishDate 2006
url http://eprints.utm.my/id/eprint/2950/1/74283.pdf
http://eprints.utm.my/id/eprint/2950/
_version_ 1643643698943098880
score 13.211869

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