Magnetohydrodynamics (MHD) axisymmetric flow and heat transfer of a hybrid nanofluid past a radially permeable stretching/ shrinking sheet with Joule heating

The main interest of the present work is to fundamentally investigate the flow characteristics and heat transfer of a hybrid Cu-Al2O3/water nanofluid due to a radially stretching/shrinking surface with the mutual effects of MHD, suction and Joule heating. The surface is permeable to physically allow...

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Main Authors: Khashi'ie, Najiyah Safwa, Md Arifin, Norihan, Nazar, Roslinda, Hafidzuddin, Ezad Hafidz, Wahi, Nadihah, Pop, Ioan
Format: Article
Language:English
Published: Elsevier 2020
Online Access:http://psasir.upm.edu.my/id/eprint/86615/
http://psasir.upm.edu.my/id/eprint/86615/1/Magnetohydrodynamics%20%28MHD%29%20axisymmetric%20flow%20.pdf
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author Khashi'ie, Najiyah Safwa
Md Arifin, Norihan
Nazar, Roslinda
Hafidzuddin, Ezad Hafidz
Wahi, Nadihah
Pop, Ioan
author_facet Khashi'ie, Najiyah Safwa
Md Arifin, Norihan
Nazar, Roslinda
Hafidzuddin, Ezad Hafidz
Wahi, Nadihah
Pop, Ioan
author_sort Khashi'ie, Najiyah Safwa
building UPM Institutional Repository
collection Online Access
description The main interest of the present work is to fundamentally investigate the flow characteristics and heat transfer of a hybrid Cu-Al2O3/water nanofluid due to a radially stretching/shrinking surface with the mutual effects of MHD, suction and Joule heating. The surface is permeable to physically allow the wall mass fluid suction. Tiwari and Das model of nanofluid is used with the new thermophysical properties of hybrid nanofluid to represent the problem. A similarity transformation is adopted to convert the governing model (PDEs) into a nonlinear set of ordinary differential equations (ODEs). A bvp4c solver in MATLAB software is employed to numerically compute the transformed system. The numerical results are discussed and graphically manifested in velocity and temperature profiles, as well as the skin friction coefficient and heat transfer rate with the pertinent values of the dimensionless parameters namely magnetic, Cu volume fraction, suction and Eckert number. The Eckert number has no impact on the boundary layer separation while the higher value of the suction parameter may affect the heat transfer performance. The presence of dual solutions (first and second) is seen on all the profiles within a limited range of the physical parameters. The stability analysis is executed, and it is validated that the first solution is the real solution.
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institution Universiti Putra Malaysia
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spelling upm-866152021-10-13T05:27:34Z http://psasir.upm.edu.my/id/eprint/86615/ Magnetohydrodynamics (MHD) axisymmetric flow and heat transfer of a hybrid nanofluid past a radially permeable stretching/ shrinking sheet with Joule heating Khashi'ie, Najiyah Safwa Md Arifin, Norihan Nazar, Roslinda Hafidzuddin, Ezad Hafidz Wahi, Nadihah Pop, Ioan The main interest of the present work is to fundamentally investigate the flow characteristics and heat transfer of a hybrid Cu-Al2O3/water nanofluid due to a radially stretching/shrinking surface with the mutual effects of MHD, suction and Joule heating. The surface is permeable to physically allow the wall mass fluid suction. Tiwari and Das model of nanofluid is used with the new thermophysical properties of hybrid nanofluid to represent the problem. A similarity transformation is adopted to convert the governing model (PDEs) into a nonlinear set of ordinary differential equations (ODEs). A bvp4c solver in MATLAB software is employed to numerically compute the transformed system. The numerical results are discussed and graphically manifested in velocity and temperature profiles, as well as the skin friction coefficient and heat transfer rate with the pertinent values of the dimensionless parameters namely magnetic, Cu volume fraction, suction and Eckert number. The Eckert number has no impact on the boundary layer separation while the higher value of the suction parameter may affect the heat transfer performance. The presence of dual solutions (first and second) is seen on all the profiles within a limited range of the physical parameters. The stability analysis is executed, and it is validated that the first solution is the real solution. Elsevier 2020-04 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/86615/1/Magnetohydrodynamics%20%28MHD%29%20axisymmetric%20flow%20.pdf Khashi'ie, Najiyah Safwa and Md Arifin, Norihan and Nazar, Roslinda and Hafidzuddin, Ezad Hafidz and Wahi, Nadihah and Pop, Ioan (2020) Magnetohydrodynamics (MHD) axisymmetric flow and heat transfer of a hybrid nanofluid past a radially permeable stretching/ shrinking sheet with Joule heating. Chinese Journal of Physics, 64. 251 - 263. ISSN 0577-9073 https://www.sciencedirect.com/science/article/abs/pii/S0577907319309797 10.1016/j.cjph.2019.11.008
spellingShingle Khashi'ie, Najiyah Safwa
Md Arifin, Norihan
Nazar, Roslinda
Hafidzuddin, Ezad Hafidz
Wahi, Nadihah
Pop, Ioan
Magnetohydrodynamics (MHD) axisymmetric flow and heat transfer of a hybrid nanofluid past a radially permeable stretching/ shrinking sheet with Joule heating
title Magnetohydrodynamics (MHD) axisymmetric flow and heat transfer of a hybrid nanofluid past a radially permeable stretching/ shrinking sheet with Joule heating
title_full Magnetohydrodynamics (MHD) axisymmetric flow and heat transfer of a hybrid nanofluid past a radially permeable stretching/ shrinking sheet with Joule heating
title_fullStr Magnetohydrodynamics (MHD) axisymmetric flow and heat transfer of a hybrid nanofluid past a radially permeable stretching/ shrinking sheet with Joule heating
title_full_unstemmed Magnetohydrodynamics (MHD) axisymmetric flow and heat transfer of a hybrid nanofluid past a radially permeable stretching/ shrinking sheet with Joule heating
title_short Magnetohydrodynamics (MHD) axisymmetric flow and heat transfer of a hybrid nanofluid past a radially permeable stretching/ shrinking sheet with Joule heating
title_sort magnetohydrodynamics (mhd) axisymmetric flow and heat transfer of a hybrid nanofluid past a radially permeable stretching/ shrinking sheet with joule heating
url http://psasir.upm.edu.my/id/eprint/86615/
http://psasir.upm.edu.my/id/eprint/86615/
http://psasir.upm.edu.my/id/eprint/86615/
http://psasir.upm.edu.my/id/eprint/86615/1/Magnetohydrodynamics%20%28MHD%29%20axisymmetric%20flow%20.pdf