A review of bluff body wakes

被引:224
作者
Derakhshandeh, J. F. [1 ]
Alam, Md Mahbub [2 ,3 ]
机构
[1] Amer Univ Middle East, Coll Engn & Technol, Eqaila, Kuwait
[2] Harbin Inst Technol Shenzhen, Inst Turbulence Noise Vibrat Interact & Control, Shenzhen 518055, Peoples R China
[3] Digital Engn Lab Offshore Equipment, Shenzhen 518055, Guangdong, Peoples R China
基金
中国国家自然科学基金;
关键词
Vortex shedding frequency; Vorticity; Von karman street; Wake; Bluff-body; LARGE-EDDY SIMULATION; VORTEX-INDUCED VIBRATIONS; FLOW-INDUCED VIBRATION; CIRCULAR-CYLINDERS; LOCAL HEAT-TRANSFER; REYNOLDS-NUMBER; SQUARE CYLINDER; RECTANGULAR CYLINDERS; LAMINAR-FLOW; CROSS-FLOW;
D O I
10.1016/j.oceaneng.2019.04.093
中图分类号
U6 [水路运输]; P75 [海洋工程];
学科分类号
0814 ; 081505 ; 0824 ; 082401 ;
摘要
The application of an unsteady viscous flow around a bluff body has covered a wide range of scientific fields. This paper reviews the wakes of different cross-sectional bluff bodies, including circular, square, triangular and rectangular cylinders. The two most prominent parameters (e.g., Reynolds number and cylinder geometry) that can significantly alter the wake are taken into account. The dependence on the two parameters of Strouhal number, vorticity, circulation, and efflux angle of vortices in the wake of bluff bodies is investigated. The detailed features of the wakes for different bluff-body shapes at different Reynolds are identified and summarized.
引用
收藏
页码:475 / 488
页数:14
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