After analyzing the current state and existing problems of automatic resonance arc suppression coil,this paper proposes a new type of arc suppression coil with thyristor series capacitors TSC .

• 分析了自动调谐消弧线圈的发展现状及存在的问题,提出了晶闸管投切电容(TSC)式消弧线圈,阐明了其工作原理和设计方法。