Optical Communication Technology, Volume. 44, Issue 11, 8(2020)

Highly sensitive high-frequency vibration detection based on Φ-OTDR

WANG Yan1, CHEN Zhen2, LIU Zhichao2, LIU Huanhuan2、*, and PANG Fufei2
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
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    References(7)

    [1] [1] HEALEY P. Instrumentation principles for optical time domain reflectometry[J]. Journal of Physics E: Scientific Instruments, 1986, 19(5): 334-341.

    [2] [2] WILD G, HINCKLEY S. Acousto-ultrasonic optical fiber sensors: over-view and state-of-the-art[J]. IEEE Sensors Journal, 2008, 8(7): 1184-1193.

    [3] [3] JUAREZ J C, MAIER E W, CHOI K N, et al. Distributed fiber-optic intrusion sensor system [J]. Lightwave Technol., 2005, 23(6): 2081-2087.

    [4] [4] HARTOG A. An Introduction to Distributed Optical Fibre Sensors[M]. Boca Raton: CRC Press, 2017.

    [5] [5] LU P, MIHAILOV S, COULAS D, et al. Random fiber gratings fabricated using Fs-IR laser for distributed temperature sensor application[C]//Optical Fiber Sensors, Sep. 24-28, 2018, Lausanne, Switzerland, Lausanne: Optical Society of America, DOI: 10.1364/OFS.2018.FA2.

    [6] [6] WANG C, SHANG Y, LIU X, et al , Distributed OTDR-interferometric sensing network with identical ultra-weak fiber Bragg gratings[J]. Optics Express, 2015, 23(22): 29038-29046.

    [7] [7] LIU H, PANG F, LV L, et al. True phase measurement of distributed vibration sensors based on heterodyne φ-OTDR[J]. IEEE Photonics Jour-nal, 2018, 10(1): 1-9.

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    WANG Yan, CHEN Zhen, LIU Zhichao, LIU Huanhuan, PANG Fufei. Highly sensitive high-frequency vibration detection based on Φ-OTDR[J]. Optical Communication Technology, 2020, 44(11): 8

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    Paper Information

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    Received: Feb. 17, 2020

    Accepted: --

    Published Online: Apr. 17, 2021

    The Author Email: LIU Huanhuan (hhliu@shu.edu.cn)

    DOI:10.13921/j.cnki.issn1002-5561.2020.11.002

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