Entropy Generation on MHD Eyring-Powell Nanofluid through a Permeable Stretching Surface

被引:71
作者
Bhatti, Muhammad Mubashir [1 ]
Abbas, Tehseen [2 ]
Rashidi, Mohammad Mehdi [3 ,4 ]
Ali, Mohamed El-Sayed [5 ]
Yang, Zhigang [3 ]
机构
[1] Shanghai Univ, Shanghai Inst Appl Math & Mech, Shanghai 200072, Peoples R China
[2] Quaid I Azam Univ, Dept Math, Islamabad 44000, Pakistan
[3] Tongji Univ, Shanghai Key Lab Vehicle Aerodynam & Vehicle Ther, Shanghai 201804, Peoples R China
[4] Tongji Univ, ENN Tongji Clean Energy Inst Adv Studies, Shanghai 200072, Peoples R China
[5] King Saud Univ, Dept Mech Engn, Coll Engn, POB 800, Riyadh 11421, Saudi Arabia
关键词
nanofluid; entropy generation; Eyring-Powell fluid; shrinking sheet; STAGNATION-POINT FLOW; BOUNDARY-LAYER-FLOW; HEAT-TRANSFER; FLUID-FLOW; SHEET; RADIATION; DISK;
D O I
10.3390/e18060224
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In this article, entropy generation of an Eyring-Powell nanofluid through a permeable stretching surface has been investigated. The impact of magnetohydrodynamics (MHD) and nonlinear thermal radiation are also taken into account. The governing flow problem is modeled with the help of similarity transformation variables. The resulting nonlinear ordinary differential equations are solved numerically with the combination of the Successive linearization method and Chebyshev spectral collocation method. The impact of all the emerging parameters such as Hartmann number, Prandtl number, radiation parameter, Lewis number, thermophoresis parameter, Brownian motion parameter, Reynolds number, fluid parameter, and Brinkmann number are discussed with the help of graphs and tables. It is observed that the influence of the magnetic field opposes the flow. Moreover, entropy generation profile behaves as an increasing function of all the physical parameters.
引用
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页数:14
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