330 kV花园变2#主变故障分析及处理

330 kV花园变电所是青海省重要的枢纽变电所,该变电所2#主变在2002年11月14日的色谱监督中发现乙炔,2002年12月10日分析乙炔增长很快,同时氢气也有明显增长。通过色谱分析,发现330 kV花园变2#主变内部产生火花放电故障,并及时进行了检查处理,防止大型变压器在运行中发生设备损坏现象。文章介绍了此次变压器故障及其分析情况,并提出处理措施,保障了主设备及电网的安全稳定运行。

Fault Analysis and Treatment of 2# Main Transformer in 330 kV Huayuan Substation

As an pivot substation in Qinghai province,330kV Huayuan substation found acetylene in chromatograph observation on Nov.14 of 2002.Through stratographic analysis,spark discharge fault has been found in 2# main transformer,treatment has been processed in order to prevent large-scale transformer from damage event in operation.The paper introduces the fault and analyzes its situation,and proposes solving methods,thus ensures safe and stable operation of main equipments and power grid.