变压器绕组温升测试及数据处理方法  

Measurement of Transformer Coil Temperature Rise and Data Processing Method

作　　者：李晶晶 徐寅 

机构地区：[1]江苏省电子产品质量监督检验研究院,江苏无锡214073

出　　处：《电子质量》2015年第5期9-12,共4页Electronics Quality

摘　　要：该文详述了采用电阻法测量变压器绕组温升的方法及过程,并对断电瞬时电阻值R2的求得,对比了曲线拟合计算方法和MATLAB编程方法。经对比可得,MATLAB编程方法更为简单、便捷、准确,为变压器绕组温升测量的数据处理,提供了另一种可行的途径。This article describes the measurement method and procedure of transformer coil temperature rise by the change of resistance,compares curve fitting calculation method and MATLAB programming method of obtaining the resistance/~2 values for the instantaneous power failure.By comparison,MATLAB programming method is more simple,convenient and accurate,and it will be another possible way of data processing.

关 键 词：电阻法 绕组温升 曲线拟合 

分 类 号：TM403.2[电气工程—电器]