Dynamic model of elastic impact of helicopter rotor blades Modeling and NC machining of two-blade equidistant wood propeller 直升机旋翼桨叶的弹性碰撞动力学建模双叶等距木质螺旋桨的三维建模与数控加工
Modeling and NC machining of two-blade equidistant wood propeller 双叶等距木质螺旋桨的三维建模与数控加工
The aeroacoustic field generated by a transonic two-blade Hartzell propeller was calculated by using Kirchhoff method. 本文采用Kirchhof方法计算双桨叶Hartzel跨音速螺旋桨的远场气动噪声。