DTMB 4119螺旋桨噪声特性的数值模拟

詹志文,张凌新,邓见,邵雪明

Numerical simulation of acoustic characteristics on DTMB 4119 propeller

Zhi-wen ZHAN,Ling-xin ZHANG,Jian DENG,Xue-ming SHAO

图 12 桨盘面圆周截线x方向无量纲速度随角度的分布

Fig.12 Non-dimensional velocity distribution in x direction of circular section of disk surface with angle