简析电力变压器故障诊断方法发展现状

Brief Analysis of the Development Status of Power Transformer Fault Diagnosis Methods

当前我国电网负载容量不断增大,电力变压器负荷强度也不断提高,因此针对变压器的运行状态进行及时监视与检测,找出变压器存在的故障隐患对于提高电网的稳定性有着重要的促进作用.基于此,文章首先总结了电力变压器常见的施工类型以及引发事故的主要因素,并分析了现阶段电力变压器故障诊断的常用技术方法,以期为电力网络运行管理维护人员提供一些有价值的参考借鉴.

At present,the load capacity of China’s power grid is continuously increasing,and the load intensity of power transformers is also continuously increasing.Therefore,timely monitoring and detection of the operating state of the transformer and fi nding out the hidden faults of the transformer have an important role in improving the stability of the power grid.Based on this,this article fi rst summarizes the common construction types of power transformers and the main factors that cause accidents,and analyzes the common technical methods of power transformer fault diagnosis at the present stage,in order to provide some valuable references for power network operation management and maintenance personnel.