The strategy can realize cutting-in without accurate parameters of doubly-fed induction generator(DFIG)and the controller can be designed without accurate DFIG model.
该控制方案不需要精确电机参数就可以实现并网，控制器的设计也不需要建立精确的数学模型。
In this paper, the mathematical model of DFIG and variable pitch system is established.
本文分别分析了双馈发电机和变桨距系统的数学模型。
This thesis builds a simple mathematical model for the controllable principle, transient stability and harmonic waves of the DFIG, and analyses them.
本文对双馈发电机的控制机理、稳定性和谐波成分建立简单的数学模型，进行了一定的分析。
Combined with reasonable simplified conditions, the paper establishes the model of the DFIG system.
结合合理的简化条件，建立绕线式双馈风力发电系统的数学模型。
Combined with reasonable simplified conditions, the paper establishes the model of the DFIG system.
结合合理的简化条件，建立绕线式双馈风力发电系统的数学模型。
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