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文章介绍了现有的消弧线圈自动调整及故障选线的方法；探讨基于注入信号法进行消弧线圈调谐的方法；改变消弧线圈档位，测量零序电流变化、进行故障选线的方法；以及采用GPS行波进行故障定位的方法；最后提出了基于消弧线圈接地电网的自动化改造方案。
In this paper, the existing methods of automatic adjustment of arc suppression coil and fault line selection are introduced. The methods of arc suppression coil tuning based on injection signal method, the method of changing the arc suppression coil gear position, the measurement of zero-sequence current variation and fault line selection ; And using GPS traveling wave fault location method; finally proposed based on arc suppression coil grounding grid automation transformation program.