基于分布式光纤传感的地下管线监测研究综述

概述地下管线在国民经济和国防建设中的重要作用以及管道失效可能带来的严重后果. 指出分布式光纤传感（DFOS）技术能够对地下管线进行实时监测，为其结构健康和安全运营提供保障. 介绍基于分布式光纤传感技术的地下管线监测原理，阐述该技术在管线泄漏监测、第三方入侵监测、变形监测、腐蚀监测、地质与自然灾害监测和海底管道监测等方面的研究进展.分析当前研究中存在的问题、当下的研究热点以及今后的研究趋势.

Review of underground pipeline monitoring research based on distributed fiber optic sensing

Outline the important role of underground pipelines in national economy and defense construction, as well as the possible serious consequences of pipeline failure. Point out that the real-time monitoring of underground pipelines by using distributed fiber optic sensing (DFOS) technology can guarantee the structural health and safe operation of pipelines. Introduce the pipeline monitoring principle based on DFOS technology, and the research progress of DFOS technology in pipeline leakage monitoring, third party intrusion monitoring, deformation monitoring, corrosion monitoring, geological and natural disaster monitoring and submarine pipeline monitoring. Analyze some existing problems and hot topics in the current research, as well as the future research trend.