变压器传递函数的系统辩识

System Identification of Transformer′s Transfer Function

利用最小二乘法 ,由变压器绕组频率响应辩识其传递函数的解析表达式 ,分析了影响辩识准确性的因素 ,提出了改进措施 。

A methodology to identify analytical expression of transformer winding′s transfer function from frequency response is presented based on least squares. Some factors influencing result are discussed. Then improvement steps are put forward to improve the accuracy.