Laser & Optoelectronics Progress, Volume. 58, Issue 13, 1306006(2021)

Distributed Optical Fiber Acoustic Sensing and Its Application to Seismic Wave Monitoring

Zhaoyong Wang1,2、***, Bin Lu1,2, Lei Ye1,2, Kang Ying1,2, Yanguang Sun1,2, Nan Cheng3, Zhan Lu1,2, Qing Ye1,2、**, and Haiwen Cai1,2、*
Author Affiliations
  • 1Key Laboratory of Space Laser Communication and Detection Technology, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
  • 2Centre of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China
  • 3Key Laboratory for Quantum Optics, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
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    Figures & Tables(9)
    Principle schemes of Φ-OTDR and OFDR[22]
    Information mining of DAS spatially dense data. (a) Three channel multi-dimension samples of disturbance event[54]; (b) rail view analysis[65]
    3D spatial localization[53]. (a) Spatial spectrum distribution; (b) multi-point localization results
    Composite helical fiber structures[71]. (a) Double helical and straight fibers; (b) single helical and straight fibers; (c) chirp helical fiber
    Multi-source aliasing suppression[72]. (a) Quantitative demodulation data and processed results of directional listening at different azimuths; (b) 0°; (c) 60°; (d)‒(f) the corresponding spectrograms
    DAS response of active P-wave source (source offset 762 m, 8 sweeps)[75]
    Monitoring for carbon storage. (a) CO2CRC Otway project[78]; (b) 3D VSP view[79]
    Rock fall and glacier quake monitoring[81]. (a) Field layout; (b) seismic wave view from DAS
    Pseudo-color imaging of shear-wave velocity profiles and time-lapse monitoring of groundwater level[83]
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    Zhaoyong Wang, Bin Lu, Lei Ye, Kang Ying, Yanguang Sun, Nan Cheng, Zhan Lu, Qing Ye, Haiwen Cai. Distributed Optical Fiber Acoustic Sensing and Its Application to Seismic Wave Monitoring[J]. Laser & Optoelectronics Progress, 2021, 58(13): 1306006

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Apr. 2, 2021

    Accepted: Apr. 30, 2021

    Published Online: Jul. 5, 2021

    The Author Email: Wang Zhaoyong (hwcai@siom.ac.cn), Ye Qing (wzhy0101@siom.ac.cn), Cai Haiwen (yeqing@siom.ac.cn)

    DOI:10.3788/LOP202158.1306006

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