紫外成像检测技术在高压电力设备带电检测中的应用

Application of Ultraviolet Imaging Detection Technology in Electrification Detection for High Voltage Power Equipments

结合近年来获得的大量紫外成像检测诊断的数据资料,探讨了紫外成像检测技术在电力系统故障诊断应用中的特点。基于此,从紫外成像检测技术的基本原理出发,分析影响紫外成像检测结果的主要因素,并阐述了利用紫外成像检测技术检测高压电力设备电晕放电缺陷的操作方法;结合输变电电力设备紫外成像检测的实际案例,分析了引起设备电晕放电的主要原因,并给出相应的检修建议。实际应用案例表明该方法可有效地对高压电力设备进行带电检测。

Combining vast data information obtained from ultraviolet imaging detection in present years,this paper discusses characteristics of ultraviolet imaging detection technology in fault diagnosis for power system. Proceeding from basic principles of ultraviolet imaging detection technology,it analyzes main factors affecting ultraviolet imaging detection results and states operational approach of using ultraviolet imaging detection technology to detect corona discharge defect of high voltage power equipment. It also analyzes main reasons for causing corona discharge by combining actual cases of ultraviolet imaging detection for power transmission and transformation equipments and proposes corresponding overhaul suggestions. Actual application cases indicate that this method is able to effectively complete electrification detection for high voltage power equipments.