Measurements on turbulent behavior in a separated flow around a 70° swept delta wing at 30° incidence

被引:0
|
作者
Wei, ZL [1 ]
Zhai, JJ [1 ]
Lin, FB [1 ]
Yin, CL [1 ]
Wang, KJ [1 ]
机构
[1] Peking Univ, State Key Lab Turbulence Res, Beijing 100871, Peoples R China
关键词
vorticity; enstrophy; helicity; delta wing; 6-sensor hot-wire probe;
D O I
暂无
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
The turbulent parameters in the separated flow on the lee-side of a 70degrees swept delta wing at 30degrees incidence are extensively measured at four sections along stream wise direction by a 6-sensor hot-wire probe, which include turbulence energy (u(2)) over bar, (v(2)) over bar, (w(2)) over bar, Reynolds stress (u'v') over bar, (u'w') over bar, (v'w') over bar, and vorticity Omega(x), Omega(y) and Omega(z) as well. The instantaneous and mean enstrophy and helicity in this separated flow are also extensively measured and analyzed in this experiment.
引用
收藏
页码:805 / 809
页数:5
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