An experimental study of the stator blade wake in a small axial compressor is performed by using a hotwire anemometer (HWA) under different rotating speeds and mass flow conditions.

基于小型轴流压气机实验台，运用热线风速仪(HWA)，对不同转速、流量工况下，静叶排出口尾迹流动特性进行实验研究。

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It has been found that wake loss of the blade has a great impact on the performance and stability of Turbomachinery, and also has been recognized as one of main noise sources of Turbomachinery.

尾迹损失对叶轮机械的工作效率和运行稳定性有很大影响，也是叶轮机械主要的噪声源之一。

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Show in the experiment these results, which presents in the paper, may be used for predicting the axially attenuation of wake for the axial compressor blade.

理论分析结果与实测结果的比较表明，本文所提供的分析结果可以用来初步预计轴流压气机叶片尾迹沿轴向的衰减程度。

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