<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In this paper the relation between semi-active suspension characteristics and vertical oscillations of the vehicle body on road roughness is analysed. During experimental tests, the damping of semi-active suspension was changed while measuring vehicle's sprung and unsprung mass vertical accelerations, pitch rate, which were transformed into a frequency domain for further analysis. The results of the experimental tests were compared to the simulations using the semi-active dynamic model. Validation has shown that model can be used to analyse the influence of semi-active suspension parameters on vehicle oscillations over the entire range of semiactive suspension settings. The comparison of experimental and theoretical simulation showed that semi-active suspension settings have influence on longitudinal oscillations of the sprung mass and it should be estimated in related researches of modern suspension.</p></abstract>

In this paper the relation between semi-active suspension characteristics and vertical oscillations of the vehicle body on road roughness is analysed. During experimental tests, the damping of semi-active suspension was changed while measuring vehicle's sprung and unsprung mass vertical accelerations, pitch rate, which were transformed into a frequency domain for further analysis. The results of the experimental tests were compared to the simulations using the semi-active dynamic model. Validation has shown that model can be used to analyse the influence of semi-active suspension parameters on vehicle oscillations over the entire range of semiactive suspension settings. The comparison of experimental and theoretical simulation showed that semi-active suspension settings have influence on longitudinal oscillations of the sprung mass and it should be estimated in related researches of modern suspension.

The Influence of Semi-Active Suspension Adjustment on Vehicle Body Pitch Oscillations

Transport and Telecommunication Journal

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

In this paper the relation between semi-active suspension characteristics and vertical oscillations of the vehicle body on road roughness is analysed. During...

The Influence of Semi-Active Suspension Adjustment on Vehicle Body Pitch Oscillations

Published Online: May 02, 2019

Page range: 107 - 113

DOI: https://doi.org/10.2478/ttj-2019-0009

Keywords
Semi-active suspension, oscillations, pitch rate, half-car model, damping

© 2019 Transport and Telecommunication Institute, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The Influence of Semi-Active Suspension Adjustment on Vehicle Body Pitch Oscillations

Published Online: May 02, 2019

Page range: 107 - 113

DOI: https://doi.org/10.2478/ttj-2019-0009

KeywordsSemi-active suspension, oscillations, pitch rate, half-car model, damping

© 2019 Transport and Telecommunication Institute, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Semi-active suspension, oscillations, pitch rate, half-car model, damping