Evolution of turbulent kinetic energy in a perturbed turbulent boundary layer

被引:0
|
作者
Oyewola, O. M. [1 ,2 ]
Adaramola, S. M. [3 ]
Fasogbon, S. K. [4 ]
机构
[1] Univ New S Wales, Sch Chem Engn, Sydney, NSW 2052, Australia
[2] Univ Ibadan, Dept Mech Engn, Ibadan, Nigeria
[3] Univ Saskatchewan, Dept Mech Engn, Saskatoon, SK S7N 0W0, Canada
[4] Obafemi Awolowo Univ, Dept Mech Engn, Ife, Nigeria
关键词
turbulence; structures; suction; boundary layer; Reynolds number; WALL SUCTION;
D O I
10.1134/S0869864311030140
中图分类号
V [航空、航天];
学科分类号
08 ; 0825 ;
摘要
The paper considers the evolution of turbulent kinetic energy in a turbulent boundary layer perturbed by suction. The results show that the boundary layer equilibrium is altered in a non-linear manner due to suppression of the structures near the wall. The behavior, however, suggests that the wavelength of alteration of the equilibrium of the layer is unaffected by a change in Reynolds number and suction rate.
引用
收藏
页码:497 / 500
页数:4
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