...平衡时采用串联网侧变换器的DFIG风电系统协调控制 针对采用串联网侧变换器的双馈感应发电机(doubly fed induction generators，DFIG)风电系统，详细分析电网电压不平衡条件下该系统的运行情况，从抑制不平衡定子电压及维持系统有功功率平衡的...
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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。
The presented linearized model of doubly-fed induction generator is suitable to the related researches of doubly-fed variable speed wind turbines.
研究结果表明：双馈感应发电机的定、转子电流以及电磁转矩取决于发电机内部的定、转子磁场。
Research results show that the stator and rotor currents and air-gap torque are subjected to the stator and rotor flux fields in the generator.
实验表明，作为双馈感应发电机转子励磁电源的三相pwm变换器具有功率因数高、网侧电流谐波小、能量双向流等优点。
Experimental results show that three-phase PWM converters are advantageous in high power factor, small input-line current harmonic distortion and bi-directional power flow.
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