摘要
频率响应法是诊断变压器绕组变形有效手段之一,为进一步提高频率响应模型精度,文章基于实体变压器,开展了基于状态空间方程的频率响应模型研究,模型考虑了绕组间线饼的所有电容,结果表明模型具有更高的精度,对现场测试分析具有一定的参考价值。
Frequency response method is one of the effective approaches to diagnose winding deformations of transformer.In order to improve the accuracy of Frequency Response Model,this paper studies the frequency response model based on the state space equation and a real transformer.The model considers all capacitance among the windings disks.The results show that the model presents higher accuracy,which will provide reference to the field test and analysis.
出处
《科技创新与应用》
2019年第36期8-9,共2页
Technology Innovation and Application
关键词
状态空间方程
变压器
频率响应
state space equation
transformer
frequency response
