基于改进型双频注入法的绝缘监测装置设计  

Design of Insulation Monitoring Device Based on Improved Dual Frequency Injection Method

作　　者：胡亦龙 曾铁军[1] 李玉姣 余松 刘鎏[2] 文杰[1] 刘华[1] 王新林[1] HU Yi-long;ZENG Tie-jun;LI Yu-jiao;YU Song;LIU Liu;WEN Jie;LIU Hua;WANG Xin-lin(Academy of Electrical Engineering,University of south China,Hengyang 421000,China;Science and Technology on Reactor System Design Technology Laboratory,Nuclear Power Institute of China,Chengdu 610200,China)

机构地区：[1]南华大学电气工程学院,湖南衡阳421000 [2]中国核动力研究设计院反应堆系统设计技术重点实验室,四川成都610200

出　　处：《仪表技术与传感器》2020年第7期47-51,共5页Instrument Technique and Sensor

基　　金：湖南省教育厅项目(180SJZ005)。

摘　　要：在理论与实践的基础上,根据IT系统运行特性,采用改进型的双频注入法,设计并制作了在线绝缘监测样机,用于实时在线监测核反应堆稳压器加热系统绝缘状态。并在实验室搭建的试验平台上进行了离线与在线试验,验证了装置能够准确检测500 kΩ范围内绝缘阻值,检测精度在5%以内。Based on the operating characteristics of IT system,an improved dual frequency injection method was adopted.According to this method,an online insulation monitoring device was produced,this device can monitor the insulation status of the nuclear reactor regulator heating system online in real time.The off-line and on-line tests were carried out on the test platform built in the laboratory,which verified that the device can accurately detect the insulation resistance within the range of 500 kΩ,and the detection accuracy is within 5%.

关 键 词：IT系统 双频注入法 绝缘监测 装置设计 试验分析 

分 类 号：TP27[自动化与计算机技术—检测技术与自动化装置]