电力变压器绝缘故障综合诊断方法刍议  

Discussion On Comprehensive Diagnosis Method Of Power Transformer Insulation Fault

作　　者：卢宁[1] Lu Ning

机构地区：[1]保定天威保变电气股份有限公司,河北秦皇岛066206

出　　处：《电力系统装备》2019年第4期120-121,共2页Electric Power System Equipment

摘　　要：电力变压器在电力系统中占有重要位置,电力变压器故障会导致电力系统的重大故障,电力变压器的运行状态与系统安全水平挂钩,对于电力变压器的故障早发现早处理可以提高供电可靠性,结合实际研究电力变压器的故障可以保证电力系统运维工作的稳定进行,具有很大的研究价值。电力变压器的绝缘综合故障是长期运行导致的安全隐患,由许多原因综合导致,实际分析中应该采用综合诊断分析的方法,主要讲述借助试验数据诊断和借助空间矢量特征加以判断的两种变压器绝缘故障具体优化的方法,为研究电力变压器绝缘故障尽一份力。Power transformers occupy an important position in the power system.Power transformer faults will lead to major faults in the power system.The operating state of the power transformers is linked to the system safety level.Early detection and early processing of power transformer faults can improve power supply reliability.The actual study of the failure of the power transformer can ensure the stable operation of the power system operation and maintenance,and has great research value.The comprehensive fault of insulation of power transformers is a safety hazard caused by long-term operation.It is caused by many reasons.The actual analysis should adopt the method of comprehensive diagnosis and analysis.It mainly introduces two types of transformer insulation faults which are judged by test data and by means of space vector characteristics.The specific optimization method is to make a contribution to the study of power transformer insulation faults.

关 键 词：电力变压器 绝缘故障 综合诊断方法 

分 类 号：TM41[电气工程—电器]