一起多网孔的AT供电故障测距分析

Analysis of a Multiple-mesh AT Power Supply Fault Location

针对兰新铁路嘉红线三网孔AT全并联供电方式下发生的T-F短路故障,分析跳闸原因及故障测距的准确性,为多网孔AT供电方式的牵引供电故障分析提供参考。

With regard to a T-F short circuit fault under three-mesh AT full parallel power supply mode for Jia-Hong line of Lanzhou-Xinjiang railway,the causes for tripping and accuracy of fault location are analyzed,providing references for analyzing of traction power supply faults under multiple-mesh AT power supply mode.