涡系 [
wō xì]
vortex system
- 实验结果表明:涡轮叶栅中有强烈的二次流动,并存在复杂的涡系;
Theexperimental results show that there are s trong secondary flow and a complex series of vortices in turbine cascade. - 本文用简化的自由涡模型研究旋翼近场尾涡系在机身影响下的畸变及其产生的诱导速度交化。
The effect of helicopter fuselage on its rotor is studied using a simplified free-wake model. - 细长旋成体;大攻角;非对称涡系;非定常小扰动;流动控制;流场测量;七孔探针测试技术;粒子图像测速技术;
Keywords Slender body;High AOA;Forebody vortices;Unsteady perturbation;Flow control;Flow field measurements;Seven holes probe;PIV;
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