Meanwhile, it is also found that the pitch change link can enhance the rotor lag damping.The spectrum of the fuselage vibrations demonstrates that the simulation method is effective.

• 振动谱图表明，这种减摆器阻尼失效故障模拟方法是有效的，为桨叶减摆器失效研究提供了一个简捷、方便的平台。