EXPERIMENTAL INVESTIGATION ON TURBULENT BEHAVIOR IN A SEPARATED FLOW AROUND A 4 : 1 PROLATE SPHEROID AT INCIDENCE
4:1椭球体分离流动湍流特性的试验研究

Keywords: prolate spheroid,separated flow,discrete vortices,vorticity,6-sensor hot-wire probe
椭球体分离流,离散小涡,涡量,螺度,六丝热线探头

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Abstract:

使用六线涡量探头,对α=30°条件下绕（4:1）椭球体分离流动的湍动能u’2,v’2,w’2,雷诺应力u’v’和涡量Ωx等进行了详尽的测量.应用频谱分析的方法揭示了绕（4:1）椭球体分离流内主附着涡外缘剪切层上的离散小涡的特性.

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