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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
http://eprints.utm.my/id/eprint/48234/
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spelling my.utm.482342017-09-18T08:42:58Z http://eprints.utm.my/id/eprint/48234/ Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder 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 NonPeerReviewed application/pdf en http://eprints.utm.my/id/eprint/48234/1/MehranSoleimaniMFKM2013.pdf Soleimani, Mehran (2013) Laminar mixed convective nanofluids flow over a triple forward facing step having a circular cylinder. Masters thesis, Universiti Teknologi Malaysia, Faculty of Mechanical Engineering. 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=
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
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
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
publishDate 2013
url http://eprints.utm.my/id/eprint/48234/1/MehranSoleimaniMFKM2013.pdf
http://eprints.utm.my/id/eprint/48234/
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=
_version_ 1643652500173094912
score 13.244745

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