基于OPPC的温度和应力光纤光栅传感技术

摘要

介绍了一种基于OPPC的光纤测温和应力技术在贵州省电力公司某220 kV线路的应用，论述了基于OPPC的光纤光栅测温和应力技术的基本原理及工作特点，阐述了光纤光栅测温和应力技术在OPPC线路上实现方法及意义。该技术解决了国内最大截面OPPC、配套金具及接头盒设计、制造、施工等难题，首次实现了利用OPPC对架空输电线路导线温度、应力同时在线实时监测。%　　To mainly introduces the fiber temperature monitoring and stress technology based on OPPC which has been applied in Guizhou Electric Power Company 220 kV transmission line, discusses the essential principles and working characteristics of the temperature and stress of OPPC based on optical fiber grating sensing technology, and expounds the implement method and significance of optical fiber grating temperature monitoring and stress technology used in OPPC transmission lines. This technology solves the problems such as the design, manufacturing and installation of largest section OPPC, accessories and joint boxes in China. By using OPPC, it firstly realizes the real-time monitoring of conductor temperature and stress of overhead transmission lines at the same time.