基于参考光栅的光纤光栅应变传感器温度补偿

被引：30

作者：

万里冰 ^{[1
]}

王殿富 ^{[2
]}

机构：

[1] 北京交通大学机械与电子控制工程学院测控系

[2] 哈尔滨工业大学复合材料研究所

来源：

光电子·激光 | 2006年 / 01期

关键词：

光纤布拉格光栅(FBG); 传感器; 温度补偿;

D O I：

10.16136/j.joel.2006.01.013

中图分类号：

TP212 [发送器（变换器）、传感器];

学科分类号：

080202 ;

摘要：

为解决光纤布拉格光栅(FBG)应变测量时的应变、温度交叉敏感问题,利用FBG便于构成传感网络的优点,将温度补偿参考FBG与应变测量FBG串联在一路光纤上,根据2只FBG布拉格波长相对漂移获得被测结构应变。双FBG波长相对漂移对温度的灵敏度仅为0.12 pm/℃,较好地实现FBG应变测量的温度补偿。参考FBG法原理简单,可操作性强,为FBG应变传感器的实际工程应用奠定了基础。

引用

页码：50 / 53

页数：4

共 7 条

[1]

Bragg grating fabrica-ted in monomode photosensitive optical fiber by UV expo-sure through a phase mask. Hill K O,Malo B,Bilodeau F,et al. Apply Physics Letters . 1993

[2]

Experimentalstudy on strain monitoring of concrete using a steel slicepackaged fiber grating. ZHAO Xue-feng,TIAN Shi-zhu,ZHOU Zhi. Journal of Optoelectronics.Laser(光电子.激光) . 2003

[3]

Anovel fiber Bragg grating dual-parameter sensor formeasurement of strain and temperature. CHEN Chang-yong,QIAO Xue-guang,JIA Zhe-nan,et al. Journal ofOptoelectronics.Laser(光电子.激光) . 2003

[4]

High pressureH2loading as a technique for achieving ultrahigh UV pho-tosensitivity and thermal sensitivity in GrO2doped opticalfibers. Lemaire P J,Atkins R M,Mizrahi V,et al. Electronics Letters . 1993

[5]

Temperature-compensating package for fiber Bragggrating. ZHANG Liang,ZHUO Zhong-chang,WEI Zhan-xiong,etal. Journal of Jili University(Science Edition) . 2002

[6]

Inter-nal strain monitoring of bridge structure based on fiberBragg grating sensing technology. WAN Li-bing,WU Zhan-jun,ZHANG Bo-ming,et al. Journal of Optoe-lectronics.Laser(光电子.激光) . 2004

[7]

Research of temperature compen-sation for strain sensing measurement of fiber Bragg grat-ing. LI Guo-li,LI Zhi-quan. Lasers and Optronics . 2005

← 1 →