摘要
介绍了分布式光纤温度传感技术、光纤光栅传感技术、光纤F-P腔应力或振动传感技术、特种光纤传感技术在变压器中的应用。分析了各种光纤传感器的技术原理与系统结构,并阐述了其对电力系统中温度、应力、油中气体及局部放电故障等的监测作用。指出光纤传感技术具有独特的优势,将给电力系统变压器的状态监测带来突破。
Introduction was made to the application of distributed optical fiber temperature sensing technology, optical fiber bragg grating sensing technology, optical fiber F-P cavity stress and vibration sensing technology and special optical fiber sensing technology in transform-er. This paper analyzed various kinds of optical fiber sensing technology principle and system structure, and expounded its monitoring func-tion on temperature, stress, gas in oil and partial discharge fault in power system. The unique advantage of optical fiber sensing technology will make the condition monitoring of transformer breakthrough.
出处
《电工电气》
2016年第6期33-37,共5页
Electrotechnics Electric
关键词
光纤传感技术
电力系统
变压器
状态检测
optical fiber sensing technology
electrical power system
transformer
state inspection