梳状滤波器在介质损耗变频测量中的应用研究  

A study of the application of a comb notch filter to the dielectric loss frequency conversion measurement

作　　者：杨新华[1] 金兴文[1] 陈玉松[1] 李海涛[1] 

机构地区：[1]兰州理工大学电气工程与信息工程学院,甘肃兰州730050

出　　处：《工业仪表与自动化装置》2008年第5期31-34,共4页Industrial Instrumentation & Automation

摘　　要：针对介质损耗角tanδ变频测量中遇到的谐波干扰,采用梳状陷波器进行滤除。仿真结果表明,该方法能够有效地抑制谐波干扰,有利于提高测量精度。Aimed at the interference of harmonic waves in the frequency conversion measuement of dielectric loss angle tanδ, the paper presents the use of comb notch filter to reduce the harmonic waves. The results from simulation show that this method can suppress the harmonic interference ,thus improving the measurement accuracy.

关 键 词：介质损耗 梳状滤波器 变频测量 谐波干扰 

分 类 号：TM835.4[电气工程—高电压与绝缘技术]