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Hybrid Series Compensation Scheme Using Single-phase SSSC
Author(s): 
Pages: 2803-2807
Year: Issue:  11
Journal: High Voltage Engineering

Keyword:  三相不平衡次同步振荡静止同步串联补偿器主动阻尼控制器混合串联补偿固定电容补偿;
Abstract: 为提高单相静止同步串联补偿器(SSSC)方案的效率,基于非工频下三相电抗不平衡会减少发电机组机械侧和电气侧的能量交互进而在一定程度上抑制次同步振荡(SSO)的原理,提出了基于SSSC的混合串联补偿方法,解决了传统固定电容补偿(FSC)存在的SSO.该方法只在一相中采用SSSC代替部分固定电容,而其它两相采用FSC进行补偿.通过控制SSSC,使工频下三相电抗相同;而在次同步频率下,系统电抗不相同.建...
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