关于高压套管介损异常的解体分析与讨论

Discussion on Disassembly of Abnormal Dielectric Loss of High Voltage Casing

本文中作者介绍了一起变压器高压套管介损异常缺陷,对缺陷套管开展了电气诊断性试验,进行了频域介电响应测试和分析,对缺陷套管进一步解体分析,测试了绝缘纸聚合度和表面物质成分,并进行分析讨论,针对讨论的结果,提出了几点运行建议和措施。

This paper introduces an abnormal dielectric loss defect of transformer high voltage bushing,carries out electrical diagnostic test on the defective bushing,tests and analyzes the dielectric response in frequency domain,disassembles and analyzes the defective bushing,tests the polymerization degree of insulating paper and surface material composition,analyzes and discusses it,and puts forward some operation suggestions and measures according to the discussion results.