首页 | 本学科首页   官方微博 | 高级检索  
     检索      

应用LPFG/EFPI集成式光纤传感器实现温度及应变的同时测量
引用本文:江建,饶云江,牛永昌,王义平,廖天奎.应用LPFG/EFPI集成式光纤传感器实现温度及应变的同时测量[J].光子学报,2003,32(9):1063-1066.
作者姓名:江建  饶云江  牛永昌  王义平  廖天奎
作者单位:重庆大学光电工程学院,重庆,400044
基金项目:国家杰出青年科学基金 (6 0 0 2 5 5 15 )资助项目
摘    要:叙述了基于LPFG/EFPI的集成式光纤传感器的结构、温度和应变同时测量的原理及实验,首次制作了该传感器并测试了其性能.实验结果表明温度精度为±0.5℃,应变精度为±20με,可满足实际应用的要求.

关 键 词:长周期光纤光栅  非本征型FP干涉腔  温度  应变
收稿时间:2002/10/21
修稿时间:2002年10月21

Simultaneous Measurement of Temperature and Strain Using an Integrated LPFG/EFPI Fiber-optic Sensor
Jiang Jian,Rao Yunjiang,Niu Yongchang,Wang Yiping,Liao Tiankui.Simultaneous Measurement of Temperature and Strain Using an Integrated LPFG/EFPI Fiber-optic Sensor[J].Acta Photonica Sinica,2003,32(9):1063-1066.
Authors:Jiang Jian  Rao Yunjiang  Niu Yongchang  Wang Yiping  Liao Tiankui
Institution:Jiang Jian,Rao Yunjiang,Niu Yongchang,Wang Yiping,Liao Tiankui Department of Optoelectronic Engineering,Chongqing University,Chongqing,China,400044 Received date:20021021
Abstract:The structure,theory and operating principle of a novel sensor with a long period fiber grating (LPFG) and an extrinsic Fabry-Perot interferometer (EFPI) arranged in series, used for simultaneous temperature and strain measurement, are described. An experiment is carried out to demonstrate the feasibility of the sensor. The experimental results show that a temperature accuracy of ±0.5 ℃ and a strain accuracy of ±20 με have been achieved, which can meet the requirements for practical applications.
Keywords:Long Period Fiber Grating  Extrinsic Fabry  Perot interferometer  Temperature  Strain
本文献已被 CNKI 万方数据 等数据库收录!
点击此处可从《光子学报》浏览原始摘要信息
点击此处可从《光子学报》下载免费的PDF全文
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号