前体涡发生器对轴对称高超声速进气道激波振荡流动的影响实验

高文智, 李祝飞, 曾亿山, 杨基明

EXPERIMENTAL INVESTIGATIONS OF EFFECTS OF FOREBODY VORTEX GENERATORS ON THE OSCILLATORY FLOW OF AN AXISYMMETRIC HYPERSONIC INLET

Gao Wenzhi, Li Zhufei, Zeng Yishan, Yang Jiming

表2 激波振荡周期内各阶段时间间隔分析

Table 2 Time intervals of various phases in a typical oscillatory period

Cases Time intervals/ms Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 No VG 1.07 0.93 0.63 0.87 0.50 .5 mm VG 0.73 0.94 0.39 1.04 0.23 .0 mm VG 0.73 0.94 0.44 0.88 0.14