红外诊断在高压直流输电系统阀电抗器发热故障分析中的应用  

Application of Infrared Diagnosis in Valve Reactor Overheat Analysis of HVDC Transmission Project

作　　者：田兴旺[1] 唐晓玲[2] 吕家圣[1] 

机构地区：[1]中国南方电网超高压输电公司天生桥局,贵州兴义562400 [2]贵州大学电气工程学院,贵州贵阳550003

出　　处：《高压电器》2008年第5期469-471,473,共4页High Voltage Apparatus

摘　　要：介绍了电力设备红外诊断技术的相关知识,分析了红外诊断的基本方法,并通过红外诊断技术对高压直流输电系统运行中出现的阀电抗器发热现象进行了深入剖析,找出了导致阀电抗器发热的普遍原因,并提供了一些典型的热谱图,为以后直流输电系统的阀电抗器红外诊断提供了借鉴经验。This paper introduces the relevant knowledge regarding the infrared diagnosis for equipments in power system. It analyzes the basic method of infrared diagnosis. The overheat phenomena of the valve reactors in an HVDC transmission system, is analyzed, and the reasons why overheat occurs are found. Some typical spectrograms of the infrared diagnosis are provided as well. This study may offer some useful infrared diagnosis results for the following HVDC transmission systems.

关 键 词：阀电抗器 红外诊断 发热 

分 类 号：TM721.1[电气工程—电力系统及自动化]