Research on vibration reduction of semi-active suspension system of quarter vehicle based on time-delayed feedback control with body acceleration

In this paper, the mechanical model of two-degree-of-freedom vehicle semi-active suspension system based on time-delayed feedback control with vertical acceleration of the vehicle body was studied. With frequency-domain analysis method, the optimization of time-delayed feedback control parameters of...

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Main Authors: Yong Guo, Chuanbo Ren
Format: Article
Language:English
Published: SAGE Publishing 2022-06-01
Series:Journal of Low Frequency Noise, Vibration and Active Control
Online Access:https://doi.org/10.1177/14613484211051845
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author Yong Guo
Chuanbo Ren
author_facet Yong Guo
Chuanbo Ren
author_sort Yong Guo
collection DOAJ
description In this paper, the mechanical model of two-degree-of-freedom vehicle semi-active suspension system based on time-delayed feedback control with vertical acceleration of the vehicle body was studied. With frequency-domain analysis method, the optimization of time-delayed feedback control parameters of vehicle suspension system in effective frequency band was studied, and a set of optimization method of time-delayed feedback control parameters based on “equivalent harmonic excitation” was proposed. The time-domain simulation results of vehicle suspension system show that compared with the passive control, the time-delayed feedback control based on the vertical acceleration of the vehicle body under the optimal time-delayed feedback control effectively broadens the vibration absorption bandwidth of the vehicle suspension system. The ride comfort and stability of the vehicle under random road excitation are significantly improved, which provides a theoretical basis for the selection of time-delayed feedback control strategy and the optimal design of time-delayed feedback control parameters of vehicle suspension system.
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spelling doaj.art-c34c739d1ecd4e49a15284d92f4018e32022-12-22T00:44:50ZengSAGE PublishingJournal of Low Frequency Noise, Vibration and Active Control1461-34842048-40462022-06-014110.1177/14613484211051845Research on vibration reduction of semi-active suspension system of quarter vehicle based on time-delayed feedback control with body accelerationYong GuoChuanbo RenIn this paper, the mechanical model of two-degree-of-freedom vehicle semi-active suspension system based on time-delayed feedback control with vertical acceleration of the vehicle body was studied. With frequency-domain analysis method, the optimization of time-delayed feedback control parameters of vehicle suspension system in effective frequency band was studied, and a set of optimization method of time-delayed feedback control parameters based on “equivalent harmonic excitation” was proposed. The time-domain simulation results of vehicle suspension system show that compared with the passive control, the time-delayed feedback control based on the vertical acceleration of the vehicle body under the optimal time-delayed feedback control effectively broadens the vibration absorption bandwidth of the vehicle suspension system. The ride comfort and stability of the vehicle under random road excitation are significantly improved, which provides a theoretical basis for the selection of time-delayed feedback control strategy and the optimal design of time-delayed feedback control parameters of vehicle suspension system.https://doi.org/10.1177/14613484211051845
spellingShingle Yong Guo
Chuanbo Ren
Research on vibration reduction of semi-active suspension system of quarter vehicle based on time-delayed feedback control with body acceleration
Journal of Low Frequency Noise, Vibration and Active Control
title Research on vibration reduction of semi-active suspension system of quarter vehicle based on time-delayed feedback control with body acceleration
title_full Research on vibration reduction of semi-active suspension system of quarter vehicle based on time-delayed feedback control with body acceleration
title_fullStr Research on vibration reduction of semi-active suspension system of quarter vehicle based on time-delayed feedback control with body acceleration
title_full_unstemmed Research on vibration reduction of semi-active suspension system of quarter vehicle based on time-delayed feedback control with body acceleration
title_short Research on vibration reduction of semi-active suspension system of quarter vehicle based on time-delayed feedback control with body acceleration
title_sort research on vibration reduction of semi active suspension system of quarter vehicle based on time delayed feedback control with body acceleration
url https://doi.org/10.1177/14613484211051845
work_keys_str_mv AT yongguo researchonvibrationreductionofsemiactivesuspensionsystemofquartervehiclebasedontimedelayedfeedbackcontrolwithbodyacceleration
AT chuanboren researchonvibrationreductionofsemiactivesuspensionsystemofquartervehiclebasedontimedelayedfeedbackcontrolwithbodyacceleration