变压器传递函数的系统辩识|变压器传递函数的系统辩识 ||朱明林　朱子述 ||摘　要：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，提高了辩识的准确性。 ||关键词：系统辩识　病态矩阵　变压器　传递函数 ||System Identification of Transformer′s Transfer Function ||Abstract：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. ……