A theoretical method for predicting the steady/unsteady performance of ducted propeller is presented,in which an unsteady panel method is applied both for the duct and propeller.

• 本文提供了一个计算导管螺旋桨的定常及非定常性能的基于速度势的非定常面元法,桨和导管的相互影响是通过在时域范围内迭代计算处理。