The characteristic of selecting frequency of lines is analyzed based on distributed parameter circuit theory. Then, the resonance mechanism of lowfrequency in wide area is proposed.
利用线路的分布参数电路理论,分析了线路的选频特性,提出了广域系统低频振荡的谐振传播机理。
2
Parameter optimization of power system stabilizers is very important to restrain the low-frequency oscillation of multi-machine systems.