考虑了扭曲叶片的弯曲扭转耦合振动的影响。介绍了状态矢量间的递推关系式。
Considering bending and torsional vibration in a twisted blade, the transfer formula of state vector is introduced.
从破坏形式可以断定叶片曾发生大幅度扭转颤振而且与不利地形有关。
It can be concluded from the failure modes that the blades flutter have occurred and significantly reversed, which was related to the negative terrain.
本文给出了预示水平轴风力机叶片挥舞—扭转耦合振动稳定边界的一种简单方法。
In this paper, a simplified method is which can be used to predict the stability boundaries of the horizontal-axis wind turbine blade undergoing the flap-pitch coupling vibrations.
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