Dynamic Vibration Analysis of Heavy Vehicle Truck Transmission Gearbox Housing Using FEA

The main objective of this original research article is to study the loose fixture mounting affect of heavy vehicle transmission gearbox housing. The studies were completed in three phases. In first phase the aim was to find the actual suitable boundary condition. After finding the boundary condit...

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Main Authors: Ashwani Kumar, Pravin P Patil
Format: Article
Language:English
Published: Eastern Macedonia and Thrace Institute of Technology 2014-09-01
Series:Journal of Engineering Science and Technology Review
Subjects:
Online Access:http://www.jestr.org/downloads/Volume7Issue4/fulltext117414.pdf
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author Ashwani Kumar
Pravin P Patil
author_facet Ashwani Kumar
Pravin P Patil
author_sort Ashwani Kumar
collection DOAJ
description The main objective of this original research article is to study the loose fixture mounting affect of heavy vehicle transmission gearbox housing. The studies were completed in three phases. In first phase the aim was to find the actual suitable boundary condition. After finding the boundary condition in second phase the fixture bolts were loosened to monitor the affect of looseness and in third phase the positional looseness based study were completed. The looseness of transmission housing causes heavy vibration and noise. In order to prevent this noise and vibration the transmission housing is tightly mounted on the chassis frame using bolts. In our design transmission housing is constraint on chassis frame using 37 bolts. Truck transmission system determines the level of noise together with the chassis, engine and bodywork. Vehicle transmissions under torsional vibration condition caused rattling and clattering noises. Reciprocity Principle was used to determine the failure frequencies for transmission housing. In reciprocity principle gear and shafts are suppressed and all the forces transmitted through the bearings are applied on the empty housing. FEA based ANSYS 14.5 has been used as analysis tool. The free vibration frequency for zero displacement condition varies from 1669 Hz to 2865 Hz and for loose transmission casing frequency varies from 1311 Hz to 3110 Hz. The analysis have theoretical and practical aspects and useful for transmission housing structure optimization.
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spelling doaj.art-42f05b8b07ea4aba9c248724df92c6b32022-12-21T21:18:30ZengEastern Macedonia and Thrace Institute of TechnologyJournal of Engineering Science and Technology Review1791-23771791-23772014-09-01746672Dynamic Vibration Analysis of Heavy Vehicle Truck Transmission Gearbox Housing Using FEAAshwani Kumar0Pravin P Patil1Department of Mechanical Engineering,Graphic Era University Dehradun, India 248002Department of Mechanical Engineering,Graphic Era University Dehradun, India 248002The main objective of this original research article is to study the loose fixture mounting affect of heavy vehicle transmission gearbox housing. The studies were completed in three phases. In first phase the aim was to find the actual suitable boundary condition. After finding the boundary condition in second phase the fixture bolts were loosened to monitor the affect of looseness and in third phase the positional looseness based study were completed. The looseness of transmission housing causes heavy vibration and noise. In order to prevent this noise and vibration the transmission housing is tightly mounted on the chassis frame using bolts. In our design transmission housing is constraint on chassis frame using 37 bolts. Truck transmission system determines the level of noise together with the chassis, engine and bodywork. Vehicle transmissions under torsional vibration condition caused rattling and clattering noises. Reciprocity Principle was used to determine the failure frequencies for transmission housing. In reciprocity principle gear and shafts are suppressed and all the forces transmitted through the bearings are applied on the empty housing. FEA based ANSYS 14.5 has been used as analysis tool. The free vibration frequency for zero displacement condition varies from 1669 Hz to 2865 Hz and for loose transmission casing frequency varies from 1311 Hz to 3110 Hz. The analysis have theoretical and practical aspects and useful for transmission housing structure optimization.http://www.jestr.org/downloads/Volume7Issue4/fulltext117414.pdfTransmission HousingConstraint BoltsHousing LoosenessZero DisplacementNatural Frequency.
spellingShingle Ashwani Kumar
Pravin P Patil
Dynamic Vibration Analysis of Heavy Vehicle Truck Transmission Gearbox Housing Using FEA
Journal of Engineering Science and Technology Review
Transmission Housing
Constraint Bolts
Housing Looseness
Zero Displacement
Natural Frequency.
title Dynamic Vibration Analysis of Heavy Vehicle Truck Transmission Gearbox Housing Using FEA
title_full Dynamic Vibration Analysis of Heavy Vehicle Truck Transmission Gearbox Housing Using FEA
title_fullStr Dynamic Vibration Analysis of Heavy Vehicle Truck Transmission Gearbox Housing Using FEA
title_full_unstemmed Dynamic Vibration Analysis of Heavy Vehicle Truck Transmission Gearbox Housing Using FEA
title_short Dynamic Vibration Analysis of Heavy Vehicle Truck Transmission Gearbox Housing Using FEA
title_sort dynamic vibration analysis of heavy vehicle truck transmission gearbox housing using fea
topic Transmission Housing
Constraint Bolts
Housing Looseness
Zero Displacement
Natural Frequency.
url http://www.jestr.org/downloads/Volume7Issue4/fulltext117414.pdf
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