Effects of Thermocapillarity and Thermal Radiation on Flow and Heat Transfer in a Thin Liquid Film on an Unsteady Stretching Sheet

被引:29
作者
Aziz, R. C. [2 ]
Hashim, I. [1 ]
Abbasbandy, S. [3 ]
机构
[1] Univ Kebangsaan Malaysia, Solar Energy Res Inst, Bangi 43600, Malaysia
[2] Open Univ Malaysia, Fac Sci & Technol, Kuala Lumpur 50480, Malaysia
[3] Imam Khomeini Int Univ, Dept Math, Ghazvin 3414916818, Iran
关键词
LAW FLUID FILM; MHD FLOW; VISCOUS DISSIPATION; MICROPOLAR FLUID; MASS-TRANSFER; SURFACE; CONVECTION;
D O I
10.1155/2012/127320
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This paper examines the effects of thermocapillarity and thermal radiation on the boundary layer flow and heat transfer in a thin film on an unsteady stretching sheet with nonuniform heat source/sink. The governing partial differential equations are converted into ordinary differential equations by a similarity transformation and then are solved by using the homotopy analysis method (HAM). The effects of the radiation parameter, the thermocapillarity number, and the temperature-dependent parameter in this study are discussed and presented graphically via velocity and temperature profiles.
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页数:14
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