光纤光栅传感器的调谐滤波检测技术  

Theoretical and Experimental Researches on Tunable Filtering Detection Technique of Fiber Grating Sensor

作　　者：刘云启[1] 刘志国[1] 郭转运[1] 董孝义[1] 

机构地区：[1]南开大学现代光学研究所,天津300071

出　　处：《光学学报》2001年第1期88-92,共5页Acta Optica Sinica

基　　金：国家自然科学基金;国家攀登计划预研资助项目

摘　　要：对光纤光栅传感器的光栅调谐滤波检测系统进行了理论和实验研究 ,给出了波长测量分辨率的理论表达式 ,理论计算的系统最佳波长分辨率为 0 8pm ;基于高性能的光电测量系统 ,实验测得的波长分辨率可达 2pm ,应变分辨率可达 1 7με。The tunable grating filtering detection system of fiber grating sensor was investigated theoretically and experimentally. The theoretical expression of wavelength resolution was presented. The optimum theoretical wavelength resolution of the system is 0.8 pm. Due to the excellent performance of the photoelectric detection system, the measured wavelength resolution of sensing detection is 2 pm and the strain resolution is 1.7 μΕ in the experiment.

关 键 词：光纤光栅传感器 调谐滤波检测技术 分辨率 

分 类 号：TP212.4[自动化与计算机技术—检测技术与自动化装置]