KEY WORDS : interconnected grid; dynamic stability; inter-area oscillation mode; local mode; low frequency oscillation; PSS; HVDC modulation; thyristor controlled series capacitor

• 关键词：互联电网；动态稳定性；区域间振荡模式；本地模式；低频振荡；电力系统稳定器；直流调制；可控串补