Simulation and experimental investigation of muffler performance

The purpose of the muffler is to reduce the exhaust noise produced by the engine. The main objective of this study is to simulate and investigate experimentally the muffler of the Alfa Romeo 145 vehicle. The dimensions of the muffler were used to perform the simulation. Experimentations were per...

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Main Authors: Mohiuddin, A. K. M., Rahman, Mohammed Ataur, Gazali, Yazid
Format: Article
Language:English
Published: Universiti Malaya 2007
Subjects:
Online Access:http://irep.iium.edu.my/1195/1/IJMME_2007-4.pdf
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author Mohiuddin, A. K. M.
Rahman, Mohammed Ataur
Gazali, Yazid
author_facet Mohiuddin, A. K. M.
Rahman, Mohammed Ataur
Gazali, Yazid
author_sort Mohiuddin, A. K. M.
collection IIUM
description The purpose of the muffler is to reduce the exhaust noise produced by the engine. The main objective of this study is to simulate and investigate experimentally the muffler of the Alfa Romeo 145 vehicle. The dimensions of the muffler were used to perform the simulation. Experimentations were performed with the same muffler to develop a relationship between the noise and back pressure on muffler design. The performance of a muffler is based on Insertion loss, Transmission loss, and Back pressure. To study the performance of the muffler, simulation was carried out using GAMBIT software with FLUENT. GAMBIT was used to create a mesh surface and to define the boundary conditions of the required object, which was read and analyzed by FLUENT. The experiment on the actual muffler of Alfa Romeo 145 was conducted at different engine speed. Experimental investigation was performed on four parameters: manifold temperature, tail pipe temperature, manifold pressure and sound pressure level (SPL). Curves are drawn and analyzed using the measured parameters.
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spelling oai:generic.eprints.org:11952011-08-09T06:18:24Z http://irep.iium.edu.my/1195/ Simulation and experimental investigation of muffler performance Mohiuddin, A. K. M. Rahman, Mohammed Ataur Gazali, Yazid TL1 Motor vehicles The purpose of the muffler is to reduce the exhaust noise produced by the engine. The main objective of this study is to simulate and investigate experimentally the muffler of the Alfa Romeo 145 vehicle. The dimensions of the muffler were used to perform the simulation. Experimentations were performed with the same muffler to develop a relationship between the noise and back pressure on muffler design. The performance of a muffler is based on Insertion loss, Transmission loss, and Back pressure. To study the performance of the muffler, simulation was carried out using GAMBIT software with FLUENT. GAMBIT was used to create a mesh surface and to define the boundary conditions of the required object, which was read and analyzed by FLUENT. The experiment on the actual muffler of Alfa Romeo 145 was conducted at different engine speed. Experimental investigation was performed on four parameters: manifold temperature, tail pipe temperature, manifold pressure and sound pressure level (SPL). Curves are drawn and analyzed using the measured parameters. Universiti Malaya 2007 Article PeerReviewed application/pdf en http://irep.iium.edu.my/1195/1/IJMME_2007-4.pdf Mohiuddin, A. K. M. and Rahman, Mohammed Ataur and Gazali, Yazid (2007) Simulation and experimental investigation of muffler performance. International Journal of Mechanical and Materials Engineering (IJMME), 2 (2). pp. 118-124. ISSN 1823-0334 http://ejum.fsktm.um.edu.my/ArticleInformation.aspx?ArticleID=717
spellingShingle TL1 Motor vehicles
Mohiuddin, A. K. M.
Rahman, Mohammed Ataur
Gazali, Yazid
Simulation and experimental investigation of muffler performance
title Simulation and experimental investigation of muffler performance
title_full Simulation and experimental investigation of muffler performance
title_fullStr Simulation and experimental investigation of muffler performance
title_full_unstemmed Simulation and experimental investigation of muffler performance
title_short Simulation and experimental investigation of muffler performance
title_sort simulation and experimental investigation of muffler performance
topic TL1 Motor vehicles
url http://irep.iium.edu.my/1195/1/IJMME_2007-4.pdf
work_keys_str_mv AT mohiuddinakm simulationandexperimentalinvestigationofmufflerperformance
AT rahmanmohammedataur simulationandexperimentalinvestigationofmufflerperformance
AT gazaliyazid simulationandexperimentalinvestigationofmufflerperformance