Simulation of Rayleigh Bernard convection using lattice Boltzmann method

Muhammad Aiman, Abdul Moin (2009) Simulation of Rayleigh Bernard convection using lattice Boltzmann method. Faculty of Mechanical Engineering, Universiti Malaysia Pahang.

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Abstract

In this thesis, a method of lattice Boltzmann is introduced. Lattice Boltzmann Method is to build a bridge between the microscopic and macroscopic dynamics, rather than to deal with macroscopic dynamics directly. In other words, LBM is to derive macroscopic equations from microscopic dynamics by means of statistic, rather than to solve macroscopic equations. Then, the methodology and general concepts of the lattice Boltzmann method are introduced. Next, a thermal lattice Boltzmann model is developed to simulate incompressible thermal flow. This report describes the flow pattern of Rayleigh Bernard Convection. This project will be focusing at low Rayleigh number and discretization of microscopic velocity using 9-discrete velocity model (D2Q9) and 4-discrete velocity model (D2Q4). This two discrete velocity model is applying the Gauss-Hermitte quadrate procedure. Rayleigh Bernard Convection and Lattice Boltzmann Method have been found to be an efficient and numerical approach to solve the natural convection heat transfer problem. Good Rayleigh Bernard Convection flow pattern agreement was obtained with benchmark (previous study).

Item Type: Undergraduates Project Papers
Additional Information: Project paper (Bachelor of Mechanical Engineering) -- Universiti Malaysia Pahang - 2009, SV: MOHAMAD MAZWAN BIN MAHAT, NO CD: 4176
Uncontrolled Keywords: Heat -- Transmission
Subjects: T Technology > TJ Mechanical engineering and machinery
Faculty/Division: Faculty of Mechanical Engineering
Depositing User: Rosfadilla Mohamad Zainun
Date Deposited: 30 Sep 2010 08:46
Last Modified: 11 Dec 2023 07:50
URI: http://umpir.ump.edu.my/id/eprint/909
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