Melting heat transfer in boundary layer stagnation-point flow of nanofluid toward a stretching sheet with induced magnetic field

被引:137
|
作者
Gireesha, B. J. [1 ,2 ]
Mahanthesh, B. [2 ,3 ]
Shivakumara, I. S. [4 ]
Eshwarappa, K. M. [5 ]
机构
[1] Cleveland State Univ, Dept Mech Engn, Cleveland, OH 44114 USA
[2] Kuvempu Univ, Dept Studies & Res Math, Shimoga 577451, Karnataka, India
[3] AIMS Inst, Deparment Math, Bangalore 560058, Karnataka, India
[4] Bangalore Univ, Dept Math, Bangalore, Karnataka, India
[5] Govt Sci Coll, Dept Math, Hassan, Karnataka, India
关键词
Induced magnetic field; Melting heat transfer; Stagnation-point; Nanofluid; Heat generation/absorption;
D O I
10.1016/j.jestch.2015.07.012
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A steady two-dimensional hydromagnetic stagnation-point flow of an electrically conducting nanofluid past a stretching surface with induced magnetic field, melting effect and heat generation/absorption has been analyzed numerically. The model used for the nanofluid incorporates the effects of Brownian motion and thermophoresis. The nonlinear partial differential equations are transformed into ordinary differential equations using suitable similarity transformations, before being solved numerically. Effect of pertinent parameters on different flow fields are determined and discussed in detail through several plots and a table. Obtained numerical results are compared and found to be in good agreement with previously published results in a limiting sense. Further, in the absence of melting and magnetic field effect, the skin friction co-efficient results are compared with exact solutions, which are reported earlier. (C) 2015, Karabuk University. Production and hosting by Elsevier B.V.
引用
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页码:313 / 321
页数:9
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