Fiber Bragg Grating Demodulation System Based on Equi-Intensity Cantilever Beam

被引:0
|
作者
Li Hong [1 ]
Yan Weiping [1 ]
Shen Rensheng [2 ]
Wang Benyu [1 ]
机构
[1] Dalian Univ Technol, Dept Elect Engn, Dalian 116024, Peoples R China
[2] Dalian Univ Technol, Sch Phys & Optoelect Technol, State Key Lab Mat Laser, Dalian 116024, Peoples R China
关键词
Fiber Bragg Grating; Matching Filtering Demodulation; Equi-intensity Cantilever Beam; SENSOR;
D O I
10.4028/www.scientific.net/KEM.437.359
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
Optical spectrum analyzer (OSA) can achieve the higher precision and sensitivity, but it is disadvantageous for translating optical signal into electrical signal. A fiber Bragg grating (FBG) matched filtering system based on equi-intensity cantilever beam was presented in this paper. Strain characteristics in different location of cantilever beam were described, and the strain sensitivity of matching grating demodulation based on equi-intensity cantilever beam was deduced mathematically. Strain characteristics of cantilever beam were verified, and the sensing effect of the system was tested. The Bragg wavelength shift range of the demodulating FBG placed on the cantilever beam reached 10 nm, and scanning velocity was 0.125 nm/s. The system could demodulate slow-altered sensing signal accurately and rapidly.
引用
收藏
页码:359 / +
页数:2
相关论文
共 50 条
  • [1] Fiber Bragg grating displacement sensor based on a cantilever beam
    Guan, Baiou
    Liu, Zhiguo
    Kai, Guiyun
    Dong, Xiaoyi
    Guangzi Xuebao/Acta Photonica Sinica, 1999, 28 (11): : 983 - 985
  • [2] A Fiber Bragg Grating accelerometer with cantilever beam
    Jiang, Lirong
    Yu, Dakuan
    Gao, Hong
    Xu, Dongpo
    Wang, Bo
    Qiao, Xueguang
    OPTICAL FIBER TECHNOLOGY, 2022, 74
  • [3] A Fiber Bragg Grating Accelerometer Based on a Hybridization of Cantilever Beam
    Feng, Dingyi
    Qiao, Xueguang
    Yang, Hangzhou
    Rong, Qiangzhou
    Wang, Ruohui
    Du, Yanying
    Hu, Manli
    Feng, Zhongyao
    IEEE SENSORS JOURNAL, 2015, 15 (03) : 1532 - 1537
  • [4] Fiber Bragg Grating Demodulation System Based on ARM and LabVIEW
    Zhang Ying
    Wu Chunhui
    Qiu Yinrui
    5TH INTERNATIONAL SYMPOSIUM ON ADVANCED OPTICAL MANUFACTURING AND TESTING TECHNOLOGIES: OPTICAL TEST AND MEASUREMENT TECHNOLOGY AND EQUIPMENT, 2010, 7656
  • [5] The Demodulation System of Fiber Bragg Grating Based on Edge Filter
    Shen, Wenjie
    Jiang, Jing
    Tian, Yun
    Sun, Hao
    PROCEEDINGS OF THE 2015 INTERNATIONAL CONFERENCE ON COMMUNICATIONS, SIGNAL PROCESSING, AND SYSTEMS, 2016, 386 : 943 - 950
  • [6] Study on fiber Bragg grating demodulation system based on FBGA
    Sun, Qing
    Wang, Tao
    Gao, Yan
    Zan, Xiaofei
    Yi Qi Yi Biao Xue Bao/Chinese Journal of Scientific Instrument, 2013, 34 (6 SUPPL.): : 187 - 191
  • [7] Load Identification for a Cantilever Beam Based on Fiber Bragg Grating Sensors
    Song, Xuegang
    Zhang, Yuexin
    Liang, Dakai
    SENSORS, 2017, 17 (08):
  • [8] Multi-frequency current measurement system based on fiber Bragg grating and cantilever beam
    Yi, Jiahao
    Zhang, Zhiguo
    Li, Luming
    Yan, Zhehao
    Guo, Renzhong
    Jiang, Chenying
    2018 ASIA COMMUNICATIONS AND PHOTONICS CONFERENCE (ACP), 2018,
  • [9] A high SNR system for intensity demodulation of fiber Bragg grating based on phase-locked loop
    Huang, Shuyan
    Hu, Xiaohua
    Zhang, Hao
    Chen, Weijuan
    Chen, Dongying
    OPTICAL FIBER TECHNOLOGY, 2023, 80
  • [10] Stability of demodulation system for fiber Bragg grating based on linear filter
    Wang, Xi-Chang
    Pang, Qi
    Xu, Wen-Jun
    Yang, Shang-Ming
    Wang, Zhong-Xun
    Guangxue Jingmi Gongcheng/Optics and Precision Engineering, 2013, 21 (11): : 2785 - 2790