变压器铁芯接地故障的诊断及处理

针对变压器常见的故障之一铁芯多点接地,分析了故障产生的原因以及故障特征,介绍了应用气相色谱分析法结合电气实验进行铁芯故障诊断的方法,根据实际情况提出了检测处理的办法,并以一个主变的故障色谱分析结果为例,进行了故障分析。

The diagnosis and treatment of the fault in the transformer iron core grounding

The fault of multipoint grounding is one of the faults occurred frequently in a transformer and the fault reason and its features are analyzed in this paper.The diagnosis method,combining the electrical experiment with the chromatography,and the fault treatment method according to the real situation are introduced too and finally,one real falt example is analyzed according to the falt chromatography result in a main transformer.