变压器绕组变形的频率响应分析法研究及实测中影响因素分析

Research of Frequency Response Analysis on Transformer Winding Deformation and Analysis of Influence Factors in Testing

介绍了频率响应分析法检测变压器绕组变形的原理,利用Matlab建立变压器绕组模型,仿真出变压器绕组的频响曲线,分析频率和谐振点的关系,给出了测试实例,同时分析了各种因素对变压器绕组变形试验的影响。对变压器绕组变形研究提供借鉴。

The principle of frequency response analysis for measuring transformer winding deformation is introduced.The equivalent model of the winding is simulated using Matlab,and the spectrum of transformer winding is obtained through using the model.The relation between frequency and response is introduced.It is an example of frequency response analysis on transformer winding deformation.At the same time Influence factors in testing transformer winding deformation is analyzed.