Frequency Domain Analysis of Tractor Tyre Enveloping Properties

Main source of vibration excitation for off-road vehicles are ground profile undulations. Most unprepared terrains are characterized by wavelength of unevenness that is of the order of magnitude of the contact length between tire and ground, so that, due to its shape and elasticity, tire actually b...

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Main Author: Boris Stojic
Format: Article
Language:English
Published: Faculty of Engineering, University of Debrecen 2019-03-01
Series:International Journal of Engineering and Management Sciences
Online Access:https://ojs.lib.unideb.hu/IJEMS/article/view/5210
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author Boris Stojic
author_facet Boris Stojic
author_sort Boris Stojic
collection DOAJ
description Main source of vibration excitation for off-road vehicles are ground profile undulations. Most unprepared terrains are characterized by wavelength of unevenness that is of the order of magnitude of the contact length between tire and ground, so that, due to its shape and elasticity, tire actually behaves as geometric low-pass filter transforming real road profile geometry into effective vehicle vibration excitation. Since this effective profile represents real vehicle excitation, it is of interest to study this filtering behaviour in more depth. In this work, investigation of this kind of tire response has been studied for agricultural tractor tire rolling quasistatically over singular road obstacle. Frequency analysis of road excitation and tyre response was carried out in order to obtain their spectra and frequency response function magnitude of the tyre as filter was obtained by dividing input by output spectra. Final assessment of frequency response function magnitude was obtained by averaging instances obtained for different dimensions of input obstacles.
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spelling doaj.art-650ecde418224af589c969c935fad3b52023-10-20T12:55:57ZengFaculty of Engineering, University of DebrecenInternational Journal of Engineering and Management Sciences2498-700X2019-03-014110.21791/IJEMS.2019.1.28.Frequency Domain Analysis of Tractor Tyre Enveloping PropertiesBoris Stojic0https://orcid.org/0000-0001-8344-1466University of Novi Sad, Faculty of Technical Sciences Main source of vibration excitation for off-road vehicles are ground profile undulations. Most unprepared terrains are characterized by wavelength of unevenness that is of the order of magnitude of the contact length between tire and ground, so that, due to its shape and elasticity, tire actually behaves as geometric low-pass filter transforming real road profile geometry into effective vehicle vibration excitation. Since this effective profile represents real vehicle excitation, it is of interest to study this filtering behaviour in more depth. In this work, investigation of this kind of tire response has been studied for agricultural tractor tire rolling quasistatically over singular road obstacle. Frequency analysis of road excitation and tyre response was carried out in order to obtain their spectra and frequency response function magnitude of the tyre as filter was obtained by dividing input by output spectra. Final assessment of frequency response function magnitude was obtained by averaging instances obtained for different dimensions of input obstacles. https://ojs.lib.unideb.hu/IJEMS/article/view/5210
spellingShingle Boris Stojic
Frequency Domain Analysis of Tractor Tyre Enveloping Properties
International Journal of Engineering and Management Sciences
title Frequency Domain Analysis of Tractor Tyre Enveloping Properties
title_full Frequency Domain Analysis of Tractor Tyre Enveloping Properties
title_fullStr Frequency Domain Analysis of Tractor Tyre Enveloping Properties
title_full_unstemmed Frequency Domain Analysis of Tractor Tyre Enveloping Properties
title_short Frequency Domain Analysis of Tractor Tyre Enveloping Properties
title_sort frequency domain analysis of tractor tyre enveloping properties
url https://ojs.lib.unideb.hu/IJEMS/article/view/5210
work_keys_str_mv AT borisstojic frequencydomainanalysisoftractortyreenvelopingproperties