分布式光纤在管道泄漏检测中的应用  

Application of Distributed Optical Fiber Sensor in Pipeline Leakage

作　　者：孙启昌[1] 

机构地区：[1]胜利油田胜利勘察设计研究院有限公司,山东东营257026

出　　处：《石油化工自动化》2011年第5期54-57,共4页Automation in Petro-chemical Industry

摘　　要：管道的泄漏检测特别是气体管道的泄漏检测一直是热点和难点,对于含硫气田,管道的泄漏检测尤为重要。介绍了分布式光纤温度检测(DTS)技术的特点、基本原理及理论计算,结合具体的应用案例分析了光纤泄漏检测系统的特点,并对管道泄漏检测常用的各种方法进行了比较筛选,指出了分布式光纤温度检测技术的优势以及存在的不足。The leakage detection of pipeline, especially gas pipeline is the most focal and difficult issue. For sulfur contained oil-gas field, the pipeline leakage detection is of great importance. The character, basic theory and theoretical calculation of distributed fiber temperature sensor （DTS） technology are introduced. The specialty of fiber leakage detection system is analysised together with the detailed application case. Combining with the character and requirement of sulfur contained oil-gas field, various methods for pipeline leakage detection are introduced and compared, and the advantages and disadvantages of distributed fiber temperature detection technology are listed.

关 键 词：分布式光纤温度检测 拉曼散射 泄漏检测 含硫气田 

分 类 号：TE973.6[石油与天然气工程—石油机械设备] TP274[自动化与计算机技术—检测技术与自动化装置]