Influence of surface mass transfer on mixed convection flows over non-isothermal horizontal flat plates

被引:11
作者
Datta, Prabal [2 ]
Subhashini, S. V. [3 ]
Ravindran, R. [1 ]
机构
[1] Univ Witwatersrand, Sch Computat & Appl Math, Ctr Differential Equat Continuum Mech & Applicat, ZA-2050 Wits, Johannesburg, South Africa
[2] BIT Mesra, Dept Appl Math, Ranchi 835215, Bihar, India
[3] Anna Univ, Dept Math, Madras 600025, Tamil Nadu, India
关键词
Mixed convection; Horizontal plate; Mass transfer; VERTICAL SURFACES; ADJACENT;
D O I
10.1016/j.apm.2008.01.018
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Non-similar solution of a steady mixed convection flow over a horizontal flat plate in the presence of surface mass transfer (suction or injection) is obtained when there is power-law variation in surface temperature. The surface temperature is assumed to vary as a power of the axial coordinate measured from the leading edge of the plate. A non-similar mixed convection parameter is considered which covers the whole convection regime, namely from pure free convection to pure forced convection. Numerical results are reported here to account the effects of Prandtl number, surface temperature, surface mass transfer parameter (suction or injection) on velocity and temperature profiles, and skin friction and heat transfer coefficients. (C) 2008 Published by Elsevier Inc.
引用
收藏
页码:1285 / 1294
页数:10
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