光纤传感技术

拉曼分布式光纤温度传感仪的研究进展

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  • 1. 太原理工大学 新型传感器与智能控制教育部重点实验室, 山西 太原 030024;
    2. 太原理工大学 物理与光电工程学院, 山西 太原 030024

收稿日期: 2021-06-09

  网络出版日期: 2021-10-11

基金资助

国家自然科学基金(No.62075151,No.61875146);山西省重点研发计划基金(No.201803D121064,No.201903D121177);山西省回国留学人员科研项目基金(No.2017-052);山西省面上青年基金(No.201801D221187);山西省“三晋学者”特聘教授(专家)支持计划(No.201617);山西省高等学校科技成果转化培育项目(No.RD1900000876)资助

Research Progress of Raman Distributed Optical Fiber Temperature Sensor

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  • 1. Key Laboratory of Advanced Transducers and Intelligent Control System, Ministry of Education, Taiyuan University of Technology, Taiyuan 030024, Shanxi, China;
    2. College of Physics & Optoelectronics, Taiyuan University of Technology, Taiyuan 030024, Shanxi, China

Received date: 2021-06-09

  Online published: 2021-10-11

摘要

拉曼分布式光纤传感技术可实现温度的大范围高精度检测,在桥梁隧道、油气管线、智能电网等大型基础设施结构等健康监测领域具有重大社会需求和应用前景。本文介绍了拉曼分布式光纤温度传感仪的基本工作原理,介绍了当前针对拉曼分布式光纤传感仪性能提升的主要研究方向,主要包括测温精度与空间分辨率两个方面。总结了该传感仪的普遍应用领域,并列举了拉曼分布式光纤传感仪在隧道火灾检测、管道渗漏检测和太阳能电池板温度监控等方面的代表性应用案例。

本文引用格式

许扬, 李健, 张明江 . 拉曼分布式光纤温度传感仪的研究进展[J]. 应用科学学报, 2021 , 39(5) : 713 -732 . DOI: 10.3969/j.issn.0255-8297.2021.05.002

Abstract

Raman distributed optical fiber sensing technology can realize large-scale and high-precision temperature detection, and has a wide range of social needs and application prospects in the field of large-scale infrastructure structure health monitoring such as bridges, tunnels, oil and gas pipelines, and smart grids. This paper introduces the basic working principle of the Raman distributed optical fiber temperature sensor, reviews the current main researches in the performance improvement of distributed optical Raman sensors, including temperature measurement accuracy and spatial resolution. We also summarize the general applications of Raman distributed optical fiber sensors, furthermore, make a list of the representative application cases of the sensors in tunnel fire detection, pipeline leakage detection and solar panel temperature monitoring.

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