叶片尾缘结构对轴流风机性能的影响研究

张浪,李科军,邓旻涯,王波,李兴华

Study on influence of blade trailing edge structure on performance of axial flow fans

Lang ZHANG,Kejun LI,Minya DENG,Bo WANG,Xinghua LI

图14 不同圆角直径 D 下叶尖处的噪声频谱图

Fig.14 Noise spectrum diagrams at blade tip under different fillet diameters D