The working principle and key parameters of the blade separator were introduced, and tests on the performances of adding the separator on the contra-rotating axial flow fan were carried out.
介绍了叶片分离器的工作原理和关键参数，并对加装了叶片分离器的对旋轴流风机进行了性能测试试验。
2
Blade deformation is the source of oscillations in the axial flow turbine-blower.
叶片变形是轴流式汽轮鼓风机振动的主要原因之一。
3
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.