Numerical study of variable length exhaust pipe in small engine

Small engines, with capacity not exceeding 150 cc, can be divided into two types: two-stroke and four-stroke engines. The exhaust pipe has significant influences on the performance of the engine. Thus, it is necessary to study factors that affect the exhaust in order to improve the performance of th...

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Main Authors: Mohammed, Akmal Nizam, Razali, Mohd Azahari, Sapit, Azwan, Hushim, Mohd Faisal, Osman, Shahrul Azmir, A. Rahman, Mohamad Farid
Format: Article
Language:English
Published: Asian Research Publishing Network (ARPN) 2017
Subjects:
Online Access:http://eprints.uthm.edu.my/4167/1/AJ%202017%20%28110%29%20Numerical%20study%20of%20variable%20length%20exhaust%20pipe%20in%20small%20engine.pdf
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author Mohammed, Akmal Nizam
Razali, Mohd Azahari
Sapit, Azwan
Hushim, Mohd Faisal
Osman, Shahrul Azmir
A. Rahman, Mohamad Farid
author_facet Mohammed, Akmal Nizam
Razali, Mohd Azahari
Sapit, Azwan
Hushim, Mohd Faisal
Osman, Shahrul Azmir
A. Rahman, Mohamad Farid
author_sort Mohammed, Akmal Nizam
collection UTHM
description Small engines, with capacity not exceeding 150 cc, can be divided into two types: two-stroke and four-stroke engines. The exhaust pipe has significant influences on the performance of the engine. Thus, it is necessary to study factors that affect the exhaust in order to improve the performance of the engine. For this early stage, it would be appropriate to conduct the research by using simulations since they only require minimal resources and can be conducted in a short period. The objective of this study is to conduct the simulation for determining the required velocity and pressure in the exhaust pipe. The comparison is done between parameter values from different configuration of exhaust pipes; the most appropriate configuration is then proposed. Three types of exhaust pipe is proposed using computer software and simulations are carried out using ANSYS Workbench 15.0. Results show that the velocity and pressure fluctuate according to the diameter and length of the exhaust pipe. Model 3 exhaust pipe configurations have been selected as the most suitable exhaust pipe for obtaining the maximum pressure and velocity.
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spelling uthm.eprints-41672021-11-25T04:32:06Z http://eprints.uthm.edu.my/4167/ Numerical study of variable length exhaust pipe in small engine Mohammed, Akmal Nizam Razali, Mohd Azahari Sapit, Azwan Hushim, Mohd Faisal Osman, Shahrul Azmir A. Rahman, Mohamad Farid TJ751-805 Miscellaneous motors and engines Including gas, gasoline, diesel engines Small engines, with capacity not exceeding 150 cc, can be divided into two types: two-stroke and four-stroke engines. The exhaust pipe has significant influences on the performance of the engine. Thus, it is necessary to study factors that affect the exhaust in order to improve the performance of the engine. For this early stage, it would be appropriate to conduct the research by using simulations since they only require minimal resources and can be conducted in a short period. The objective of this study is to conduct the simulation for determining the required velocity and pressure in the exhaust pipe. The comparison is done between parameter values from different configuration of exhaust pipes; the most appropriate configuration is then proposed. Three types of exhaust pipe is proposed using computer software and simulations are carried out using ANSYS Workbench 15.0. Results show that the velocity and pressure fluctuate according to the diameter and length of the exhaust pipe. Model 3 exhaust pipe configurations have been selected as the most suitable exhaust pipe for obtaining the maximum pressure and velocity. Asian Research Publishing Network (ARPN) 2017 Article PeerReviewed text en http://eprints.uthm.edu.my/4167/1/AJ%202017%20%28110%29%20Numerical%20study%20of%20variable%20length%20exhaust%20pipe%20in%20small%20engine.pdf Mohammed, Akmal Nizam and Razali, Mohd Azahari and Sapit, Azwan and Hushim, Mohd Faisal and Osman, Shahrul Azmir and A. Rahman, Mohamad Farid (2017) Numerical study of variable length exhaust pipe in small engine. ARPN Journal of Engineering and Applied Sciences, 12 (7). pp. 2374-2379. ISSN 1819-6608
spellingShingle TJ751-805 Miscellaneous motors and engines Including gas, gasoline, diesel engines
Mohammed, Akmal Nizam
Razali, Mohd Azahari
Sapit, Azwan
Hushim, Mohd Faisal
Osman, Shahrul Azmir
A. Rahman, Mohamad Farid
Numerical study of variable length exhaust pipe in small engine
title Numerical study of variable length exhaust pipe in small engine
title_full Numerical study of variable length exhaust pipe in small engine
title_fullStr Numerical study of variable length exhaust pipe in small engine
title_full_unstemmed Numerical study of variable length exhaust pipe in small engine
title_short Numerical study of variable length exhaust pipe in small engine
title_sort numerical study of variable length exhaust pipe in small engine
topic TJ751-805 Miscellaneous motors and engines Including gas, gasoline, diesel engines
url http://eprints.uthm.edu.my/4167/1/AJ%202017%20%28110%29%20Numerical%20study%20of%20variable%20length%20exhaust%20pipe%20in%20small%20engine.pdf
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