变压器过热故障的判定方法与实践

为提高对变压器过热故障判定的准确率。快速查找并排除故障。保障变压器的正常运行。通过变压器的定期预防性试验，发现故障，根据对油品进行的色谱分析及可能因素的判别，判断该变压器的故障种类。最后经试验确定故障部位。得出一个可借鉴的检测方法。并在实践中得到认定。

Determination Methods of Overheat Fault of Transformer and Practice

To increase accuracy of overheat fault of transformer, to find out and eliminate faults and to assure normal operation of the transformer, the faults may be found out through periodic preventative tests of the transformer. Based on stratographic analysis of oil quality and possible factors, fault types of the transformer may be inspected through tests, so that a testing method used for reference may be obtained and firmly believed in practice.