全分布式光纤应力传感器的研究新进展

Recent Progress in Distributed Optical Fiber Stress Sensor

全面综述了全分布式光纤应力传感器的发展概况。对光后向散射技术、光学非线性效应、模式耦合技术和光干涉技术的主要研究方案进行了评述,重点介绍和分析了实现高空间分辨率和动态应力测量的新技术。最后展望并讨论了全分布式应力传感器的发展趋势和应用前景。

General development of distributed optical fiber stress sensor is fully summarized.Main research methods of optical backscatter technique,optical nonlinear effect,mode coupling technique and optical interference technique are presented,and some new techniques used to achieve high spatial resolution and measure dynamic stress are introduced and analyzed specially.Finally,the developing trend and practical applications of distributed optical fiber stress sensor are discussed.