Vibration test and robust optimization analysis of vehicle suspension system based on Taguchi method

Abstract The suspension system is the main component that affects the NVH (Vibration, Noise, Harshness) performance of vehicles. By optimizing the key influence factors to improve the vibration of the suspension system, the comfort of car deriving could be improved greatly. Based on this considerati...

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Main Author: Jianqiang Xiong
Format: Article
Language:English
Published: Springer 2022-12-01
Series:SN Applied Sciences
Subjects:
Online Access:https://doi.org/10.1007/s42452-022-05236-0
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author Jianqiang Xiong
author_facet Jianqiang Xiong
author_sort Jianqiang Xiong
collection DOAJ
description Abstract The suspension system is the main component that affects the NVH (Vibration, Noise, Harshness) performance of vehicles. By optimizing the key influence factors to improve the vibration of the suspension system, the comfort of car deriving could be improved greatly. Based on this consideration, the researcher proposes to apply the Taguchi method to study the contribution of different factors to the vibration of the suspension system and obtain the main influencing factors that need to be controlled. In the research, the researcher established an active suspension test system and designed a scheme which contains four factors and three levels to test the stiffness and damping properties of the front and rear suspensions under different parameters by setting the A-level road power spectrum as the input excitation of the suspension system. According to the weighted root-mean-square of acceleration, the researcher conducted the optimized calculation and analysis. It is found that the vibration contribution of each influencing factor is: the suspension stiffness is 46.81%, the front suspension damping is 15.87%, the front suspension stiffness is 4.30%, and the influence of the rear suspension damping is negligible. Results of tests and analysis offer an accurate and reliable reference for evolving suspension systems and improving the NVH.
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spelling doaj.art-fc74ea43c572428cad1f9637b74e65902022-12-22T02:56:39ZengSpringerSN Applied Sciences2523-39632523-39712022-12-015111210.1007/s42452-022-05236-0Vibration test and robust optimization analysis of vehicle suspension system based on Taguchi methodJianqiang Xiong0School of Mechanical and Electrical Engineering, Xinyu UniversityAbstract The suspension system is the main component that affects the NVH (Vibration, Noise, Harshness) performance of vehicles. By optimizing the key influence factors to improve the vibration of the suspension system, the comfort of car deriving could be improved greatly. Based on this consideration, the researcher proposes to apply the Taguchi method to study the contribution of different factors to the vibration of the suspension system and obtain the main influencing factors that need to be controlled. In the research, the researcher established an active suspension test system and designed a scheme which contains four factors and three levels to test the stiffness and damping properties of the front and rear suspensions under different parameters by setting the A-level road power spectrum as the input excitation of the suspension system. According to the weighted root-mean-square of acceleration, the researcher conducted the optimized calculation and analysis. It is found that the vibration contribution of each influencing factor is: the suspension stiffness is 46.81%, the front suspension damping is 15.87%, the front suspension stiffness is 4.30%, and the influence of the rear suspension damping is negligible. Results of tests and analysis offer an accurate and reliable reference for evolving suspension systems and improving the NVH.https://doi.org/10.1007/s42452-022-05236-0The taguchi methodTest designSuspension systemRobust optimizationVibration of vehicles
spellingShingle Jianqiang Xiong
Vibration test and robust optimization analysis of vehicle suspension system based on Taguchi method
SN Applied Sciences
The taguchi method
Test design
Suspension system
Robust optimization
Vibration of vehicles
title Vibration test and robust optimization analysis of vehicle suspension system based on Taguchi method
title_full Vibration test and robust optimization analysis of vehicle suspension system based on Taguchi method
title_fullStr Vibration test and robust optimization analysis of vehicle suspension system based on Taguchi method
title_full_unstemmed Vibration test and robust optimization analysis of vehicle suspension system based on Taguchi method
title_short Vibration test and robust optimization analysis of vehicle suspension system based on Taguchi method
title_sort vibration test and robust optimization analysis of vehicle suspension system based on taguchi method
topic The taguchi method
Test design
Suspension system
Robust optimization
Vibration of vehicles
url https://doi.org/10.1007/s42452-022-05236-0
work_keys_str_mv AT jianqiangxiong vibrationtestandrobustoptimizationanalysisofvehiclesuspensionsystembasedontaguchimethod