基于零序电流比值法的小电流接地选线方法及仿真计算

Ground Line of the Small Current System by the Rate Change of the Zero Sequence Current Calculating by Simulation

介绍了中性点非直接接地配电系统的单相接地选线方法,并提出了利用零序电流比值法进行故障选线的方法,通过仿真分析证明了该方法的有效性.

The single-phase ground lining method of neutral system non-direct grounding is introduced and a method of fault circuit detection by adopting zero sequence current ratio method is put forward. The effectiveness of this method is proved through simulation.