Investigations on an influence of the material properties on vibrations of active rocker-bogie suspension

Unmanned vehicles are often used in everyday life, mostly by rescue teams or scientists exploring new terrains. In those constructions, the suspension has constant dimensions, which leads to many disadvantages and limits the application area. The solution to these problems can be creating a six-whee...

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Main Authors: Krzysztof Sokół, Maciej Pierzgalski
Format: Article
Language:English
Published: Polish Academy of Sciences 2022-02-01
Series:Bulletin of the Polish Academy of Sciences: Technical Sciences
Subjects:
Online Access:https://journals.pan.pl/Content/120503/PDF/2311_corr.pdf
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author Krzysztof Sokół
Maciej Pierzgalski
author_facet Krzysztof Sokół
Maciej Pierzgalski
author_sort Krzysztof Sokół
collection DOAJ
description Unmanned vehicles are often used in everyday life, mostly by rescue teams or scientists exploring new terrains. In those constructions, the suspension has constant dimensions, which leads to many disadvantages and limits the application area. The solution to these problems can be creating a six-wheeled mobile platform that can dynamically change the wheelbase in relation to the area of action or terrain inclination angle. The active change in location of the center of gravity gives a possibility to access sloppy obstacles not available with classical suspensions. The main scope of this study is to investigate the influence of material properties on vibration frequency at different lengths of suspension members. The obtained results will allow finding the optimum material for producing a prototype unit.
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spelling doaj.art-15a4bb61b296443b9ddd48da170cacf32022-12-22T02:32:56ZengPolish Academy of SciencesBulletin of the Polish Academy of Sciences: Technical Sciences2300-19172022-02-01701https://doi.org/10.24425/bpasts.2021.138239Investigations on an influence of the material properties on vibrations of active rocker-bogie suspensionKrzysztof Sokół0https://orcid.org/0000-0002-8661-1763Maciej Pierzgalski1https://orcid.org/0000-0002-1300-4911Institute of Mechanic and Machine Design Foundations, Czestochowa University of Technology, Czestochowa, PolandInstitute of Mechanic and Machine Design Foundations, Czestochowa University of Technology, Czestochowa, PolandUnmanned vehicles are often used in everyday life, mostly by rescue teams or scientists exploring new terrains. In those constructions, the suspension has constant dimensions, which leads to many disadvantages and limits the application area. The solution to these problems can be creating a six-wheeled mobile platform that can dynamically change the wheelbase in relation to the area of action or terrain inclination angle. The active change in location of the center of gravity gives a possibility to access sloppy obstacles not available with classical suspensions. The main scope of this study is to investigate the influence of material properties on vibration frequency at different lengths of suspension members. The obtained results will allow finding the optimum material for producing a prototype unit.https://journals.pan.pl/Content/120503/PDF/2311_corr.pdffrequency analysissuspensionrovermobile platformcomputational mechanics
spellingShingle Krzysztof Sokół
Maciej Pierzgalski
Investigations on an influence of the material properties on vibrations of active rocker-bogie suspension
Bulletin of the Polish Academy of Sciences: Technical Sciences
frequency analysis
suspension
rover
mobile platform
computational mechanics
title Investigations on an influence of the material properties on vibrations of active rocker-bogie suspension
title_full Investigations on an influence of the material properties on vibrations of active rocker-bogie suspension
title_fullStr Investigations on an influence of the material properties on vibrations of active rocker-bogie suspension
title_full_unstemmed Investigations on an influence of the material properties on vibrations of active rocker-bogie suspension
title_short Investigations on an influence of the material properties on vibrations of active rocker-bogie suspension
title_sort investigations on an influence of the material properties on vibrations of active rocker bogie suspension
topic frequency analysis
suspension
rover
mobile platform
computational mechanics
url https://journals.pan.pl/Content/120503/PDF/2311_corr.pdf
work_keys_str_mv AT krzysztofsokoł investigationsonaninfluenceofthematerialpropertiesonvibrationsofactiverockerbogiesuspension
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