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Thesis topic proposal
 
László Lovas
Study of the loosening of wheel bolts

THESIS TOPIC PROPOSAL

Institute: Budapest University of Technology and Economics
transportation and vehicle engineering
Kálmán Kandó Doctoral School of Transportation and Vehicle Engineering

Thesis supervisor: László Lovas
Location of studies (in Hungarian): Department of Railway Vehicles and Vehicle System Analysis
Abbreviation of location of studies: VJJT


Description of the research topic:

Background:
In Hungary, upon statistics two bus or truck wheels roll away from the moving vehicle each month. Both the freely rolling wheels and the uncontrollable heavy vehicles are very dangerous in the traffic. Usually, the wheels roll away because of the automatic self-loosening of the wheel bolts.
Goal of the research:
Studying the friction process on the thread and under the nut, with load varying in time and orientation. Understanding the deformation on the thread and under the nut. Understanding the unscrewing process of a loose nut.

Required language skills: English
Recommended language skills (in Hungarian): German or French
Number of students who can be accepted: 1

Deadline for application: 2023-06-01


2024. IV. 17.
ODT ülés
Az ODT következő ülésére 2024. június 14-én, pénteken 10.00 órakor kerül sor a Semmelweis Egyetem Szenátusi termében (Bp. Üllői út 26. I. emelet).

 
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