On the mixed convective carbon nanotube flow over a convectively heated curved surface

被引:40
作者
Acharya, Nilankush [1 ]
Bag, Raju [1 ]
Kundu, Prabir K. [1 ]
机构
[1] Jadavpur Univ, Dept Math, Kolkata 700032, W Bengal, India
关键词
carbon nanotubes; curved stretching sheet; heat transfer; mixed convection; nanofluids; velocity slip; STAGNATION POINT FLOW; BOUNDARY-LAYER-FLOW; NONLINEAR THERMAL-RADIATION; CHEMICALLY REACTIVE FLOW; ENTROPY GENERATION MINIMIZATION; OLDROYD-B FLUID; NANOFLUID FLOW; STRETCHING SURFACE; MAXWELL NANOFLUID; STRATIFIED FLOW;
D O I
10.1002/htj.21687
中图分类号
O414.1 [热力学];
学科分类号
摘要
In this article, mixed convective boundary layer stream of nanofluid flow with carbon nanotube as nanoparticles and transmission of heat over a coiled stretched surface are studied. The influence of magnetic orientation and velocity slip is also encountered in this problem. Two classes of carbon nanotubes, SWCNT and MWCNT, are considered as nanoparticles and water as a pure liquid. The foremost leading partial differential equations (PDEs) are formulated through curvilinear coordinate system subjected to proper boundary conditions. To simplify this nonlinear PDE-associated model, we have employed a compatible similarity conversion and acquired the nonlinear dimensionless ordinary differential equations (ODEs). To determine the requisite numerical solution of the transformed problem, a shooting procedure embedded with RK-4 technique has been applied. Various pictorial attempts have been initiated against different parametric inputs to reveal the hydrothermal scenario. Some physical quantities like skin friction and Nusselt numbers are calculated to investigate flow distribution inside the preferred system. A comparison with earlier research depicts parallel outcomes. Results assured that velocity is a cumulative function with positive increment of curvature parameter, but an opposite scenario is shown for temperature for both type of nanofluids. The amount of heat transition has been declined against the improvement of the magnetic parameter.
引用
收藏
页码:1713 / 1735
页数:23
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