分析了有源和无源谐波励磁的两种方法。
Active and reactive methods for generate harmonics for exciting were introduced.
最后针对微分代数模型的励磁系统构造了存储函数，使得系统无源而保持内部稳定。
In the end the storage function was constructed for excitation system with differential algebraic model.
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。
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。
It consists of a doubly fed induction generator (DFIG) and a voltage-source pulse width modulation (PWM) rectifier-inverter used, as an AC exciter.
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