scholarly journals Design Optimization of Muffler of an Internal Combustion Engine using Computational Fluid Dynamics

2020 ◽  
Vol 8 (5) ◽  
pp. 2922-2927

A Muffler is a gadget for lessening the measure of clamor produced by the fumes of an inner burning motor. Inner burning motors are commonly furnished with a fumes suppressor (Silencer) created by the ignition procedure to smother the acoustic beat. The direct cause of back pressure in the engine will be the stress and temperature of exhaust gases that flow through the silencer. To relieve the back pressure in the exhaust system, the engine power must be used. Execution of Muffler underneath different working state is typically acquired through design analysis. Accessibility of compressible flow execution parameters is limited, and trial testing can be cost restrictive. The mathematical fluid Dynamics analysis provides better results for this case. The ability to use analytical fluid components is a test to determine their suitability to determine the conditions of their display. The venture's goal is to examine t he gases gas stream attributes in the suppressor's current and modified structure. Our effort is to focus on enhancing the structure so that there is less back weight and silencer's expanded existence. The Computational Fluid elements investigation would be completed by utilizing CFD apparatus CFX. With parameters such as weight and temperature dissemination, disturbance power and liquid power at different load conditions, an extensive report would be done.

2018 ◽  
Vol 880 ◽  
pp. 189-194
Author(s):  
Alexandru Dima ◽  
Alexandru Oprica ◽  
Ana Maria Nicu ◽  
Diana Camelia Staicu ◽  
Ilie Dumitru

The objective of this study is to analyze and predict the flow through the intake manifold using a computational fluid dynamics program (CFD). The performance of internal combustion engine depends of the intake manifold and its components. Three model of the intake manifold flap was created and analyzed by using the commercially available ANSYS software. The volumetric efficiency which affects the engine power and torque is affected by the flow of air in the intake manifold. These paper reviews the work realized by various researchers in the field of variable intake manifold. The CFD plots offers valuable information’s of the flow field and tension distribution in the various part of intake manifold flap mechanism. The results show that the CFD model can be used as a tool for improve and optimize various part of the intake manifold flap.


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