3D MHD slip flow of a nanofluid over a slendering stretching sheet with thermophoresis and Brownian motion effects

被引:64
|
作者
Babu, M. Jayachandra [1 ]
Sandeep, N. [1 ]
机构
[1] VIT Univ, Dept Math, Vellore 632014, Tamil Nadu, India
关键词
slendering stretching sheet; MHD; slip flow; graphene and magnetite nanoparticles; nanofluid; thermophoresis; Brownian motion; STAGNATION-POINT FLOW; TRANSPORT-PROPERTIES; DUAL SOLUTIONS; HEAT-TRANSFER; SURFACE; GRAPHENE; CONDUCTIVITY;
D O I
10.1016/j.molliq.2016.08.005
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
theoretical analysis is performed to investigate the free convective heat and mass transfer in three-dimensional magnetohydrodynamic slip flow of a nanofluid over a slendering (variable thickness) stretching sheet in the presence of thermophoresis and Brownian motion effects. Our considerations are water as base fluid, graphene and magnetite as nanoparticles and we did the simultaneous study of them on various profiles. R-K-Felhberg-integration scheme is employed to resolve the altered governing nonlinear equations. Influences of the parameters of concern on the common profiles (velocity, temperature, concentration) are conversed (in two cases). By viewing the same parameters, the skin friction coefficient, heat and mass transfer are discussed with the assistance of tables in two instances. It is found that the momentum, thermal and concentration boundary layers of water-graphene and water-magnetite nanofluids are non-uniform. It is also found that the rate of heat and mass transfer is high in water-graphene nanofluid when compared with the water-magnetite nanofluid. (C) 2016 Elsevier B.V. All rights reserved.
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页码:1003 / 1009
页数:7
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