Micropolar fluid flow and heat transfer over a nonlinearly stretching plate with viscous dissipation

The flow and heat transfer of a micropolar fluid past a nonlinearly stretching plate is studied numerically, by taking into account the viscous dissipation effect. It is assumed that the plate is stretched nonlinearly from the slot where it is issued. The governing system of partial differential e...

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Main Authors: Ahmad, Kartini, Ishak, Anuar, Nazar, Roslinda
Format: Article
Language:English
Published: Hindawi Publishing Corporation 2013
Subjects:
Online Access:http://irep.iium.edu.my/34367/1/Micropolar_Fluid_Flow_and_Heat_Transfer_over_a_Nonlinearly_Stretching_Plate_with_Viscous_Dissipation.pdf
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author Ahmad, Kartini
Ishak, Anuar
Nazar, Roslinda
author_facet Ahmad, Kartini
Ishak, Anuar
Nazar, Roslinda
author_sort Ahmad, Kartini
collection IIUM
description The flow and heat transfer of a micropolar fluid past a nonlinearly stretching plate is studied numerically, by taking into account the viscous dissipation effect. It is assumed that the plate is stretched nonlinearly from the slot where it is issued. The governing system of partial differential equations is transformed into ordinary differential equations, which are then solved numerically using a finite-difference scheme known as the Keller-box method.The effects of the governing parameters, namely, the material parameter K, the Eckert number Ec, the Prandtl number Pr, and the nonlinear stretching parameter n, on the flow field and the heat transfer characteristics are obtained and discussed. The velocity and the temperature profiles are also illustrated to aid the validity of the numerical results obtained. It is found that both the localNusselt number and themagnitude of the skin friction coefficient increase with the nonlinear stretching parameter n, and the opposite trend occurs as K increases for fixed n.
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spelling oai:generic.eprints.org:343672014-01-16T01:05:10Z http://irep.iium.edu.my/34367/ Micropolar fluid flow and heat transfer over a nonlinearly stretching plate with viscous dissipation Ahmad, Kartini Ishak, Anuar Nazar, Roslinda Q Science (General) The flow and heat transfer of a micropolar fluid past a nonlinearly stretching plate is studied numerically, by taking into account the viscous dissipation effect. It is assumed that the plate is stretched nonlinearly from the slot where it is issued. The governing system of partial differential equations is transformed into ordinary differential equations, which are then solved numerically using a finite-difference scheme known as the Keller-box method.The effects of the governing parameters, namely, the material parameter K, the Eckert number Ec, the Prandtl number Pr, and the nonlinear stretching parameter n, on the flow field and the heat transfer characteristics are obtained and discussed. The velocity and the temperature profiles are also illustrated to aid the validity of the numerical results obtained. It is found that both the localNusselt number and themagnitude of the skin friction coefficient increase with the nonlinear stretching parameter n, and the opposite trend occurs as K increases for fixed n. Hindawi Publishing Corporation 2013-06 Article PeerReviewed application/pdf en http://irep.iium.edu.my/34367/1/Micropolar_Fluid_Flow_and_Heat_Transfer_over_a_Nonlinearly_Stretching_Plate_with_Viscous_Dissipation.pdf Ahmad, Kartini and Ishak, Anuar and Nazar, Roslinda (2013) Micropolar fluid flow and heat transfer over a nonlinearly stretching plate with viscous dissipation. Mathematical Problems in Engineering , 2013 (257161). pp. 1-6. ISSN 1024-123X http://www.hindawi.com/journals/mpe/ http://dx.doi.org/10.1155/2013/257161
spellingShingle Q Science (General)
Ahmad, Kartini
Ishak, Anuar
Nazar, Roslinda
Micropolar fluid flow and heat transfer over a nonlinearly stretching plate with viscous dissipation
title Micropolar fluid flow and heat transfer over a nonlinearly stretching plate with viscous dissipation
title_full Micropolar fluid flow and heat transfer over a nonlinearly stretching plate with viscous dissipation
title_fullStr Micropolar fluid flow and heat transfer over a nonlinearly stretching plate with viscous dissipation
title_full_unstemmed Micropolar fluid flow and heat transfer over a nonlinearly stretching plate with viscous dissipation
title_short Micropolar fluid flow and heat transfer over a nonlinearly stretching plate with viscous dissipation
title_sort micropolar fluid flow and heat transfer over a nonlinearly stretching plate with viscous dissipation
topic Q Science (General)
url http://irep.iium.edu.my/34367/1/Micropolar_Fluid_Flow_and_Heat_Transfer_over_a_Nonlinearly_Stretching_Plate_with_Viscous_Dissipation.pdf
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