• 提出一种改进距角控制方案——将系统频率偏差信号引入桨距角控制系统。

    An improved pitch control scheme is presented by introducing a frequency deviation signal into the control system.

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  • 通过改变风力叶片桨距来改变风力机转速,从而调整发电机输出功率

    Pitch angle control system can change pitch, accordingly regulate the rotational speed and output power by adjusting blade incidence of wind-driven device.

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  • 基础上,利用非线性动态方法设计系统额定风速以上工作桨距控制律

    On the basis of this model, the nonlinear dynamic inversion method was applied to design the pitch Angle controller of the system working above the rated wind speed.

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  • 同时悬停时叶的稳定性相当程度影响,尤其是桨距角这种影响是不能忽略的。

    It is also seen that the transverse shear deformation and warping have effects on the aeroelastic stability of the rotor blade. These effects become larger at the higher thrust level.

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  • 同时悬停时叶的稳定性相当程度影响,尤其是桨距角这种影响是不能忽略的。

    It is also seen that the transverse shear deformation and warping have effects on the aeroelastic stability of the rotor blade. These effects become larger at the higher thrust level.

    youdao

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