Simultaneous measurement for strain and temperature based on a long-period grating combined with a high-birefringence fiber loop mirror

被引:107
|
作者
Frazao, O. [1 ]
Marques, L. M.
Santos, S.
Baptista, J. M.
Santos, J. L.
机构
[1] INESC, P-4169007 Oporto, Portugal
[2] Inst Super Engn Porto, P-4200072 Oporto, Portugal
[3] Univ Madeira, Dept Matemat & Engn, P-9000390 Funchal 9000390, Portugal
[4] Univ Porto, Dept Fis, P-4169007 Oporto, Portugal
关键词
fiber-loop mirror; long-period grating (LPG); optical fiber sensors; strain-temperature discrimination;
D O I
10.1109/LPT.2006.886139
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This work presents an alternative solution for simultaneous measurement of strain and temperature. The sensing head is formed by a long-period fiber grating combined with a high-birefringence fiber loop mirror resulting in a configuration capable of temperature and strain discrimination. These optical devices have opposite sensitivity responses when a variation of temperature and/or strain is applied. Maximum errors of +/- 0.8 degrees C and +/- 21 mu epsilon are reported over 60 degrees C and 700-mu epsilon measurement ranges, respectively.
引用
收藏
页码:2407 / 2409
页数:3
相关论文
共 50 条
  • [41] Sensitivity-Enhanced Strain Sensor With a Wide Dynamic Range Based on a Novel Long-Period Fiber Grating
    Chen, Xudong
    Chen, Wenhuan
    Liu, Yue
    Liu, Shijie
    Zhang, Shuo
    Yan, Qi
    Sun, Weimin
    Geng, Tao
    IEEE SENSORS JOURNAL, 2022, 22 (04) : 3196 - 3201
  • [42] The temperature sensitivity of fiber loop mirror based on the pressure-induced birefringence in singlemode fiber
    Zhao, Yu
    Jin, Yongxing
    Wang, Jianfeng
    Dong, Xinyong
    5TH INTERNATIONAL SYMPOSIUM ON ADVANCED OPTICAL MANUFACTURING AND TESTING TECHNOLOGIES: SMART STRUCTURES AND MATERIALS IN MANUFACTURING AND TESTING, 2010, 7659
  • [43] Refractive Index Sensors Based on a Chirped Core Long-Period Fiber Grating
    Chen, Jiong
    Cui, Suochao
    Zhang, Shuo
    Liu, Aidong
    IEEE PHOTONICS TECHNOLOGY LETTERS, 2024, 36 (12) : 771 - 774
  • [44] A Magnetic Sensor Based on a Hybrid Long-Period Fiber Grating and a Magnetic Fluid
    Luo, Jianhua
    Zhang, Gui
    Xie, Nanjie
    Wang, Tianxi
    Gu, Yanran
    Gong, Shuhang
    Wang, Conglin
    IEEE PHOTONICS TECHNOLOGY LETTERS, 2015, 27 (09) : 998 - 1001
  • [45] High-Sensitivity Salinity Sensor Based on Helical Long-Period Fiber Grating in Thin-Cladding Fiber
    Zhao, Yunhe
    Hua, Ziyang
    Hu, Mengying
    Chen, Siyu
    Mou, Chengbo
    Liu, Yunqi
    He, Zuyuan
    JOURNAL OF LIGHTWAVE TECHNOLOGY, 2024, 42 (16) : 5761 - 5767
  • [46] Radiation Sensitive Long-Period Fiber Grating Based on Tb-Doped Silica Fiber
    Shen, Hang
    Huang, Caihong
    Dong, Yanhua
    Wen, Jianxiang
    Zhang, Xiaobei
    Pang, Fufei
    Wang, Tingyun
    IEEE TRANSACTIONS ON NUCLEAR SCIENCE, 2023, 70 (03) : 228 - 234
  • [47] A Wide Range Curvature Sensor Based on Fiber Ring Laser With a Long-Period Fiber Grating
    Li, Lida
    Chen, Hailiang
    Fan, Xiaoya
    Gu, Mingqi
    Zhang, Sa
    Shi, Ruyue
    Gao, Zhigang
    Zheng, Yu
    Li, Shuguang
    Ping Shum, Perry
    IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT, 2024, 73
  • [48] An all-fiber electric voltage sensor based on high birefringence fiber loop mirror
    Zhang, H
    Liu, B
    Xiong, LY
    Yu, L
    Dou, QY
    Chen, SH
    Liu, Y
    Liu, LH
    Yuan, SZ
    Dong, XY
    PASSIVE COMPONENTS AND FIBER-BASED DEVICES, PTS 1 AND 2, 2005, 5623 : 817 - 820
  • [49] Temperature compensation of long-period fiber grating for refractive-index sensing with bending effect
    Ng, MN
    Chen, ZH
    Chiang, KS
    IEEE PHOTONICS TECHNOLOGY LETTERS, 2002, 14 (03) : 361 - 362
  • [50] Curvature Sensor Based on a Long-Period Grating in a Fiber Ring Resonator Interrogated by an OTDR
    Magalhaes, Regina
    Silva, Susana
    Frazao, Orlando
    PHOTONIC SENSORS, 2020, 10 (01) : 1 - 6