Heat transportation enrichment and elliptic cylindrical solution of time-dependent flow

被引:27
作者
Hussain, Azad [1 ]
Hassan, Ali [1 ]
Al Mdallal, Qasem [2 ]
Ahmad, Hijaz [3 ]
Rehman, Aysha [1 ]
Altanji, Mohamed [4 ]
Arshad, Mubashar [1 ]
机构
[1] Univ Gujrat, Dept Math, Gujrat 50700, Pakistan
[2] UAE Univ, Dept Math Sci, Al Ain 15551, U Arab Emirates
[3] Int Telemat Univ Uninettuno, Sect Math, Corso Vittorio Emanuele II 39, I-00186 Rome, Italy
[4] King Khalid Univ, Coll Sci, Dept Math, Abha 61413, Saudi Arabia
关键词
Viscous compressible flow; Elliptic cylinder; Water-based nanofluid; Heat transfer enrichment; BOUNDARY-LAYER-FLOW; THERMAL-CONDUCTIVITY; FLUID-FLOW; PERFORMANCE; NANOFLUIDS;
D O I
10.1016/j.csite.2021.101248
中图分类号
O414.1 [热力学];
学科分类号
摘要
The main focus of this article is to examine the effects of heat transfer for a compressible time-dependent laminar flow pass the two distinctly positioned elliptic cylinders. The Mac number is chosen below 0.3 to keep the flow laminar. The heat transfer feature has been added and coupled with the laminar flow. The heat transfer feature adjusted for constant pressure. The arising Naiver-Stokes equations have been addressed numerically. The mesh has also been created and its entities have been elaborated statistically. The outcomes of velocity distribution, pressure distribution, 2D temperature plots, isothermal contours, drag coefficient, streamlines, and surface volume of fluid are discussed. The BDF technique has been employed to tackle the problem numerically. It was observed that the velocity profile at the boundaries of the elliptic cylinder has a maximum value, 3.85 m/s. The pressure distribution is observed maximum around elliptic cylinders. The heat transfer coefficient has maximum values at the upper and lower boundaries, the maximum temperature value observed is 290K. The isothermal contours, streamlines, and velocity volume were also studied. The drag coefficient is observed increasing but the drag force is decreasing. The mathematical modeling of the current problem has been designed in COMSOL.
引用
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页数:12
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