从红外成像技术对电力设备故障诊断的重要性入手，描述了晋城地区红外成像技术的应用情况。对2011年晋城地区主网变电 站电力设备的发热缺陷进行了深入分析，探讨了红外成像领域亟待解决的各种问题，并提出了详细的解决对策。

Beginning with the importance of infrared imaging in fault diagnosis of substation electrical equipment, the application situation of infrared imaging is presented. The heat defects of substations in Jincheng area are analyzed. The problems found in the application of infrared imaging are summarized and the detail measures are proposed.