变压器中压单相短路引起低压损坏的故障分析

Analysis of Low-Voltage Damage Fault Caused by Medium-Voltage Single-phase Short Circuit of Transformer

针对一起变压器中压单相短路引起低压损坏的故障,结合录波、诊断试验、解体和仿真计算,分析了故障产生的原因,提出了此类问题的关键技术点与关注要点。

The causes of a low-voltage damage fault that caused by medium-voltage single-phase short circuit of transformer are analyzed by considering with the wave recording,diagnostic test,body disintegration and simulation calculation.Further more,The key technical points and focus points of such problems are put forward.