Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder

Numerical investigations are conducted using finite volume method of study the laminar convective heat transfer and nanofluids flows aver a forward facing step (FFS) with a circular cylinder. The continuity, momentum and energy equations are discretized and the SIMPLE algorithm scheme is applied to...

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Main Author:	Soleimani, Mehran
Format:	Thesis
Language:	English
Published:	2013
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://eprints.utm.my/id/eprint/48234/1/MehranSoleimaniMFKM2013.pdf
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spelling	my-utm-ep.482342017-09-18T08:42:58Z Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder 2013 Soleimani, Mehran TJ Mechanical engineering and machinery Numerical investigations are conducted using finite volume method of study the laminar convective heat transfer and nanofluids flows aver a forward facing step (FFS) with a circular cylinder. The continuity, momentum and energy equations are discretized and the SIMPLE algorithm scheme is applied to link the pressure and velocity fields inside the domain for four different types of nanoparticles, ??????????,CuO,SiO??,and ZnO with 1-4 % volume fraction in base fluid (water).The wall downstream of the first step was maintained at uniform heat flux, while the straight wall that forms the other side of the duct was equivalent to the inlet fluid temperature. The wall upstream of the steps and steps were considered as adiabatic surfaces. In this project, several parameters such as boundary condition (different Reynolds number), types of fluids (base fluid with different type of nanoparticles), different volume fraction and different particle diameter are investigated to identify their effect on the heat transfer and fluid flow over FFS geometries. The numerical results indicate that Nanofluids with low dense nanoparticles have higher velocity than those with high dense nanoparticles. The four types of Nanofluid achieved higher Nusselt number than pure water. Nanofluid with SiO?? particle achieved the highest Nusselt number followed by ZnO, ?????????? andCuO, respectively. For all the cases Nusselt number increased with the increase of Reynolds number and Nusselt number will increase around a circular cylinder located in forward facing step channel 2013 Thesis http://eprints.utm.my/id/eprint/48234/ http://eprints.utm.my/id/eprint/48234/1/MehranSoleimaniMFKM2013.pdf application/pdf en public http://libraryopac.utm.my/client/en_AU/main/search/results?qu=Laminar+mixed+convective+nanofluids+flow+over+a+triple+forward+facing+step+having+a+circular+cylinder&te= masters Universiti Teknologi Malaysia, Faculty of Mechanical Engineering Faculty of Mechanical Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery Soleimani, Mehran Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder
description	Numerical investigations are conducted using finite volume method of study the laminar convective heat transfer and nanofluids flows aver a forward facing step (FFS) with a circular cylinder. The continuity, momentum and energy equations are discretized and the SIMPLE algorithm scheme is applied to link the pressure and velocity fields inside the domain for four different types of nanoparticles, ??????????,CuO,SiO??,and ZnO with 1-4 % volume fraction in base fluid (water).The wall downstream of the first step was maintained at uniform heat flux, while the straight wall that forms the other side of the duct was equivalent to the inlet fluid temperature. The wall upstream of the steps and steps were considered as adiabatic surfaces. In this project, several parameters such as boundary condition (different Reynolds number), types of fluids (base fluid with different type of nanoparticles), different volume fraction and different particle diameter are investigated to identify their effect on the heat transfer and fluid flow over FFS geometries. The numerical results indicate that Nanofluids with low dense nanoparticles have higher velocity than those with high dense nanoparticles. The four types of Nanofluid achieved higher Nusselt number than pure water. Nanofluid with SiO?? particle achieved the highest Nusselt number followed by ZnO, ?????????? andCuO, respectively. For all the cases Nusselt number increased with the increase of Reynolds number and Nusselt number will increase around a circular cylinder located in forward facing step channel
format	Thesis
qualification_level	Master's degree
author	Soleimani, Mehran
author_facet	Soleimani, Mehran
author_sort	Soleimani, Mehran
title	Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder
title_short	Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder
title_full	Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder
title_fullStr	Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder
title_full_unstemmed	Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder
title_sort	laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder
granting_institution	Universiti Teknologi Malaysia, Faculty of Mechanical Engineering
granting_department	Faculty of Mechanical Engineering
publishDate	2013
url	http://eprints.utm.my/id/eprint/48234/1/MehranSoleimaniMFKM2013.pdf
_version_	1747817340690497536

Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder

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