Unsteady hybrid nanofluid flow over a radially permeable shrinking/stretching surface

The time-dependent stagnation point flow (SPF) and heat transfer of a water-based hybrid nanofluid (Cu − Al2O3/Water) from a radially permeable shrinking or stretching surface is examined. The similarity technique is employed to transform the governing equations of hybrid nanofluid (Cu − Al2O3/Water...

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Main Authors: Ishak, Anuar, Khan, Umair, Waini, Iskandar, Pop, Ioan
Format: Article
Language:English
Published: Elsevier B.V. 2021
Online Access:http://eprints.utem.edu.my/id/eprint/25964/2/UMAIR%20MOLLIQ%202021.PDF
http://eprints.utem.edu.my/id/eprint/25964/
https://www.sciencedirect.com/science/article/pii/S0167732221004773
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spelling my.utem.eprints.259642022-05-30T11:47:44Z http://eprints.utem.edu.my/id/eprint/25964/ Unsteady hybrid nanofluid flow over a radially permeable shrinking/stretching surface Ishak, Anuar Khan, Umair Waini, Iskandar Pop, Ioan The time-dependent stagnation point flow (SPF) and heat transfer of a water-based hybrid nanofluid (Cu − Al2O3/Water) from a radially permeable shrinking or stretching surface is examined. The similarity technique is employed to transform the governing equations of hybrid nanofluid (Cu − Al2O3/Water) into similarity equations. These similarity equations are solved numerically using bvp4c function in MATLAB software. The numerical outcomes are acquired for particular values of the selected parameters. The results notice that dual solutions exist, up to a definite amount of the suction, unsteady strengths, and nanoparticle volume fraction. The critical amount declines due to nanoparticle volume fraction and augments due to suction and unsteady parameters. Also, it is seen that hybrid nanofluid (Cu − Al2O3/Water) augments the rate of heat transfer relative to the regular fluid. The temporal stability analysis is implemented to determine the stability of the dual solutions, and it is found that only one of them is stable and thus physically reliable as time passes. Elsevier B.V. 2021-06 Article PeerReviewed text en http://eprints.utem.edu.my/id/eprint/25964/2/UMAIR%20MOLLIQ%202021.PDF Ishak, Anuar and Khan, Umair and Waini, Iskandar and Pop, Ioan (2021) Unsteady hybrid nanofluid flow over a radially permeable shrinking/stretching surface. Journal of Molecular Liquids, 331. pp. 1-9. ISSN 0167-7322 https://www.sciencedirect.com/science/article/pii/S0167732221004773 10.1016/j.molliq.2021.115752
institution Universiti Teknikal Malaysia Melaka
building UTEM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknikal Malaysia Melaka
content_source UTEM Institutional Repository
url_provider http://eprints.utem.edu.my/
language English
description The time-dependent stagnation point flow (SPF) and heat transfer of a water-based hybrid nanofluid (Cu − Al2O3/Water) from a radially permeable shrinking or stretching surface is examined. The similarity technique is employed to transform the governing equations of hybrid nanofluid (Cu − Al2O3/Water) into similarity equations. These similarity equations are solved numerically using bvp4c function in MATLAB software. The numerical outcomes are acquired for particular values of the selected parameters. The results notice that dual solutions exist, up to a definite amount of the suction, unsteady strengths, and nanoparticle volume fraction. The critical amount declines due to nanoparticle volume fraction and augments due to suction and unsteady parameters. Also, it is seen that hybrid nanofluid (Cu − Al2O3/Water) augments the rate of heat transfer relative to the regular fluid. The temporal stability analysis is implemented to determine the stability of the dual solutions, and it is found that only one of them is stable and thus physically reliable as time passes.
format Article
author Ishak, Anuar
Khan, Umair
Waini, Iskandar
Pop, Ioan
spellingShingle Ishak, Anuar
Khan, Umair
Waini, Iskandar
Pop, Ioan
Unsteady hybrid nanofluid flow over a radially permeable shrinking/stretching surface
author_facet Ishak, Anuar
Khan, Umair
Waini, Iskandar
Pop, Ioan
author_sort Ishak, Anuar
title Unsteady hybrid nanofluid flow over a radially permeable shrinking/stretching surface
title_short Unsteady hybrid nanofluid flow over a radially permeable shrinking/stretching surface
title_full Unsteady hybrid nanofluid flow over a radially permeable shrinking/stretching surface
title_fullStr Unsteady hybrid nanofluid flow over a radially permeable shrinking/stretching surface
title_full_unstemmed Unsteady hybrid nanofluid flow over a radially permeable shrinking/stretching surface
title_sort unsteady hybrid nanofluid flow over a radially permeable shrinking/stretching surface
publisher Elsevier B.V.
publishDate 2021
url http://eprints.utem.edu.my/id/eprint/25964/2/UMAIR%20MOLLIQ%202021.PDF
http://eprints.utem.edu.my/id/eprint/25964/
https://www.sciencedirect.com/science/article/pii/S0167732221004773
_version_ 1734303574514466816
score 13.211869