光频域反射计的研究进展及应用  

Research Progress and Application of Optical Frequency Domain Reflectometer

作　　者：孙艮 白浩杰 石玉伦 路书祥 Sun Gen;Bai Haojie;Shi Yulun;Lu Shuxiang(School of Physics,Zhengzhou University,Zhengzhou,Henan 450001,China)

机构地区：[1]郑州大学物理学院,河南郑州450001

出　　处：《激光与光电子学进展》2020年第5期71-82,共12页Laser & Optoelectronics Progress

基　　金：国家自然科学基金(U1704155,51175479);河南省高校科技创新团队(18IRTSTHN016)。

摘　　要：光频域反射计(OFDR)作为分布式光纤传感(DOFS)领域的重要分支,具有高灵敏度和高空间分辨率等优势,是近年来该领域的研究热点。介绍了OFDR的原理及关键技术,系统综述了高空间性能光频域反射计及远程光频域反射计近年来国内外的研究进展,分析了OFDR在不同领域的最新应用,并对不同OFDR的特点进行总结。As an important branch in the field of distributed optical fiber sensing,optical frequency domain reflectometer(OFDR)has the advantages of high sensitivity and high spatial resolution,and is the research hotspot in the field of distributed optical fiber sensing in recent years.The principle and key technologies of OFDR are introduced and the recent progress of optical frequency domain reflectometer is systematically reviewed from two aspects of high spatial performance and remote frequency domain reflectometer.Then,the latest applications of OFDR in different fields are analyzed and the characteristics of different OFDRs are summarized.

关 键 词：光频域反射计 分布式传感 非线性相位噪声 空间性能 远程测量 

分 类 号：P215[天文地球—测绘科学与技术]