带电检测技术在电网设备运行维护中的应用

Application of Live Detection Technology on the Operation and Maintenance of Power Grid Electrical Equipments

摘要: 为确保电网设备状态检修及隐患排查工作的顺利进行，带电检测在设备运行维护中的应用目前已被列为各项工作开展的重点。对当前在电网设备运行维护中广泛使用的红外检测、紫外成像检测、超声波检测、超高频检测、暂态地电压法检测、谐波电场法检测、化学成分分析等检测技术的原理及适用范围分别进行了归纳和总结，可为后续从事电网带电检测工作的技术人员提供了参考。

Abstract: To ensure the condition-based maintenance and hidden trouble detection of power equipments carried out smoothly, the application of live detection on the operation and maintenance of power grid equipments has been as the focus of various works. In this paper, the principle and the suitable objects that widely used in the operation and maintenance of power grid electrical equipments, such as infrared detection, ultraviolet imagery, ultrasonic method, ultrahigh frequency (UHF), transient earth voltage (TEV), harmonic electric field method and chemical composition analysis method are summarized, some conclusions would provide reference for the following engineers that engage in the power grid live detection work.