发电厂带电设备红外检测与故障诊断应用研究  

Research on thermal infrared detection and fault diagnosis of live equipment in power plant

作　　者：李玉齐 朱琦文 张健 Li Yuqi;Zhu Qiwen;Zhang Jian(Shanghai MingHua Electric Power Science&Technology Co.,Ltd,Shanghai 200090)

机构地区：[1]上海明华电力科技有限公司

出　　处：《电气技术》2020年第1期78-82,85,共6页Electrical Engineering

摘　　要：红外检测技术在检测和诊断发电厂带电设备缺陷方面优势显著,对保障发电厂乃至电网安全运行意义重大。本文剖析了红外测温理论基础、带电设备的故障类型与危害以及红外诊断技术的判断方法与设备故障等级,探讨红外诊断技术在现场状态检修案例中的应用。最后指出提高红外检测效率的方法,并强调了红外检测技术在定量分析方面取得突破的必要性。Infrared detection technology has significant advantages in detecting and diagnosing the defects of live equipment in power plants,which is of great significance to ensure the safe operation of power plants and even power grids.This paper analyzes the theoretical basis of infrared temperature measurement,fault types and hazards of live equipment,as well as the judgment method of infrared diagnosis technology and equipment fault grade,and discusses the application of infrared diagnosis technology in field condition maintenance cases.Finally,it points out the methods to improve the efficiency of infrared detection,and emphasizes the necessity of infrared detection technology to make a breakthrough in quantitative analysis.

关 键 词：带电设备 红外检测技术 故障诊断 定量分析 

分 类 号：TM507[电气工程—电器] TM62