It consists of a doubly fed induction generator (DFIG) and a voltage-source pulse width modulation (PWM) rectifier-inverter used, as an AC exciter.
它由双馈电机(DFIG)和作为交流励磁电源的电压源型双pwm变换器组成。
The low-frequency instability in variable speed constant frequency doubly fed induction generator(DFIG) widely used in wind power generation is investigated.
研究了广泛应用于风力发电的变速恒频双馈感应电机系统中的低频不稳定现象。
To the most potential variable-speed constant-frequency doubly fed induction generator, the device of power electronics converter used to control rotate speed is analyzed.
针对最具有发展潜力的变速恒频双馈风力发电系统，分析其用于转速控制的电力电子变换器装置。
The paper analyzes the vector control theory for doubly fed induction generator, Maximal Power Point Track (MPPT) and control strategy for the unity power factor of stator output.
阐述了双馈发电机的矢量控制原理及其相应的最大功率点跟踪和发电机定子侧输出单位功率因数的控制策略。
A new excitation control strategy is proposed for the rotor side converter in a doubly fed induction generator (DFIG) to allow the system to ride through a symmetrical grid fault.
提出了一种电网对称故障时保持双馈感应风力发电机不脱网运行的新型励磁控制策略。
The presented linearized model of doubly-fed induction generator is suitable to the related researches of doubly-fed variable speed wind turbines.
文中提出的双馈感应发电机线性化模型适用于变速恒频双馈风力发电系统的相关研究。
Finally, experimental system of doubly-fed induction generator control technology is developed based on theory study.
最后，根据理论研究，研制了一套双馈发电机控制技术的实验系统。
In recent years, the variable speed constant frequency wind generator system is the most widely question for discussion at home and abroad, especially for doubly-fed induction.
变速恒频风力发电系统是近年来国内外研究最广泛的课题，其中最具代表性的是绕线式转子双馈异步发电系统。
A variable speed constant frequency wind power generation system of doubly-fed induction generator based on converter excitation was described.
建立了基于变换器励磁的双馈感应电机的变速恒频风力发电功率控制系统的模型。
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。
This paper explores the performance of the self excited and external-excited doubly fed synchronous-induction generator.
本文分析了自励和他励双馈同步感应发电机的运行性能。
This paper explores the performance of the self excited and external-excited doubly fed synchronous-induction generator.
本文分析了自励和他励双馈同步感应发电机的运行性能。
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