局放检测及定位技术在CVT内部缺陷诊断中的应用  

Study on Application of Partial Discharge Detection and Location Techniques in the Internal Defects Diagnosis of CVT

作　　者：邱太洪 王俊波 李国伟 胡聪 李慧 何胜红 

机构地区：[1]广东电网有限责任公司佛山供电局,广东佛山528000

出　　处：《电力电容器与无功补偿》2016年第2期27-31,共5页Power Capacitor & Reactive Power Compensation

摘　　要：对电容式电压互感器(CVT)内部局部放电以及内部局放的定位方法进行研究,提出了一种有效的针对CVT设备内部缺陷定位的极性定位法,并通过EMTP/ATP仿真技术、现场测试及解体,验证了该方法的有效性和可行性,为以后的试验提供指导,具有一定的工程实践意义。The internal partial discharge and location method in capacitor voltage transformer（CVT in short）are studied, the effective polarity location method locating internal defect of CVT is proposed, and the effectiveness and feasibility of the method is verified by way of EMTP/ATP simulation technology, test and disassembly at site, which provides instruction for the subsequent test and has a definite engineering practice significance.

关 键 词：电容式电压互感器(CVT) 局部放电 极性定位 局放检测 EMTP/ATP 

分 类 号：TM451.2[电气工程—电器]