The aerodynamic computation and the design of optimized wing sails for aircraft with rectangular wing whose aspect ratio equals 8. 6 were completed.
以展弦比为8.6的机翼加装帆片为例，进行了气动力计算并作了帆片优化设计。
Through the computation and analysis of unsteady aerodynamic forces loading on the cascades and aerodynamic work, the probability of blade flutter is predicted through the energy method.
通过对叶片表面非定常气动力及其所做非定常气动功的计算分析，采用能量法对叶片颤振与否进行预估判断。
An iterative computation method for nonlinear forced vibration equation on helicopter blade aerodynamic load is given.
介绍用迭代方法求解直升机桨叶气动载荷中的非线性强迫振动方程。
Computation of changes of aerodynamic force coefficients and its mechanism analysis under different oscillating conditions in lock-in status are given.
给出了在锁定状态下不同振动条件时气动力系数变化的计算结果及其机理分析。
Computation of changes of aerodynamic force coefficients and its mechanism analysis under different oscillating conditions in lock-in status are given.
给出了在锁定状态下不同振动条件时气动力系数变化的计算结果及其机理分析。
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