A new approach to modeling the unsteady rotor aerodynamic forces is established based on the insight into the nonuniform induced velocity distribution, inflow dynamics and unsteady airfoil behavior.
在考察非均匀诱速分布、入流动力学和非定常翼型性能的基础上，建立了一种模拟非定常旋翼气动力的新方法。
2
To solve this problem, this paper puts forward a method for obtaining unsteady flow velocity.
为解决这一问题，提出一种非稳定流动速度确定方法。
3
In unsteady flows it may be relevant to measure the spatial velocity distribution as a function of time.