The effect of wall roughness on gas-particle flows in a horizontal backward-facing step is studied using a phase-Doppler particle anemometer (PDPA) by measuring the mean and RMS particle velocities.
用相位多普勒颗粒测速仪（PDPA）测量了颗粒的平均与脉动速度，研究了壁面粗糙度对水平后台阶气粒两相流动的影响。
Experimental investigations of control of separation flows of several typical geometry configurations have been reviewed, such as, 2d backward facing step, airfoil, axisymmetric bluff body, etc.
综述了二维后向台阶、翼型以及轴墩称钝体等典型分离流动激振控制的实验研究。
Experimental investigations of control of separation flows of several typical geometry configurations have been reviewed, such as, 2d backward facing step, airfoil, axisymmetric bluff body, etc.
综述了二维后向台阶、翼型以及轴墩称钝体等典型分离流动激振控制的实验研究。
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