Autors: Ambarev, K. M., Taneva, S. P. Title: A Comparative Study of Vibrations in Front Suspension Components Using Bushings Made from Different Materials † Keywords: bushings, comparative, different materials, experimental, numerical, study, vibrationsAbstract: The design of the suspension system affects handling and stability, vibrations of the steered wheels, vehicle ride comfort, and tyre tread wear. One of the most important vibration parameters is acceleration; high acceleration values can have an adverse effect on both the driver and passengers, as well as on the components of the vehicle’s suspension and handling. This paper presents the results of the effects of acceleration on the components of a front-independent MacPherson suspension system. Data on the accelerations were obtained from theoretical and experimental studies. A simulation study was conducted, taking into account the elastic and damping characteristics of the elastic components. The experimental study was conducted under laboratory conditions by using a suspension tester, BEISSBARTH, and a measuring system developed with LabVIEW 2021 SP1 and MATLAB R2022b software. The experiments were conducted with different tyre pressures and by using bushings made from different materials. The experimental tests were conducted with two rubber bushings within the mounting of the arm, as well as a rubber bushing and a polyurethane bushing. The experimental results were compared and analyzed. Two theoretical models were considered: one is a mathematical model, and the other is a simulation model which uses the finite element method. Numerical dynamic analysis of the suspension was performed using the SolidWorks 2023. References - Dehbari S. Marzbanrad J. Kinematic and Dynamic Analysis for a New MacPherson Strut Suspension System Sci. J. Mech. Mech. Eng. 2018 22 1223 1238 10.2478/mme-2018-0094
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Issue
| Engineering Proceedings, vol. 100, pp. 1-9, 2025, Bulgaria, https://doi.org/10.3390/engproc2025100042 |
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