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Acta Optica Sinica, Volume. 40, Issue 15, 1506003(2020)

Calibration for Acoustic Pressure Sensitivity of Optical Fiber Hydrophone Based on Fizeau Interference

Yandong Pang1,2, Ciming Zhou1, Junbin Huang4, Hongcan Gu4, Xi Chen1,2, Chenguang Zhao1,3, Qing Zhou1,2, and Dian Fan1、*
Author Affiliations
  • 1National Engineering Laboratory of Fiber Optic Sensor Technology, Wuhan University of Technology, Wuhan, Hubei 430070, China
  • 2School of Information Engineering, Wuhan University of Technology, Wuhan, Hubei 430070, China
  • 3School of Mechanical and Electronic Engineering, Wuhan University of Technology, Wuhan, Hubei 430070, China
  • 4Department of Weaponry Engineering, Naval University of Engineering, Wuhan, Hubei 430032, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (12)
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    References (21)
    Cited By (2)
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    Figures & Tables(12)
    Structure of Fizeau interferometric optical fiber hydrophone system

    Fig. 1. Structure of Fizeau interferometric optical fiber hydrophone system

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    Acoustic pressure field calibration model of hydrophone with different postures. (a) Vertical posture; (b) horizontal posture

    Fig. 2. Acoustic pressure field calibration model of hydrophone with different postures. (a) Vertical posture; (b) horizontal posture

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    Flow chart of optical fiber hydrophone phase change demodulation algorithm

    Fig. 3. Flow chart of optical fiber hydrophone phase change demodulation algorithm

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    Acoustic pressure sensitivity response under different radiuses

    Fig. 4. Acoustic pressure sensitivity response under different radiuses

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    Acoustic pressure sensitivity errors under different postures of hydrophone. (a) Horizontal posture; (b) vertical posture

    Fig. 5. Acoustic pressure sensitivity errors under different postures of hydrophone. (a) Horizontal posture; (b) vertical posture

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    Experimental schematic of Fizeau interferometric optical fiber hydrophone

    Fig. 6. Experimental schematic of Fizeau interferometric optical fiber hydrophone

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    Fixed design of optical fiber hydrophone

    Fig. 7. Fixed design of optical fiber hydrophone

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    Output time-domain waveforms under different postures. (a) Vertical posture; (b) horizontal posture

    Fig. 8. Output time-domain waveforms under different postures. (a) Vertical posture; (b) horizontal posture

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    Acoustic pressure sensitivity of hydrophone under different postures

    Fig. 9. Acoustic pressure sensitivity of hydrophone under different postures

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    Sensitivity difference at different postures

    Fig. 10. Sensitivity difference at different postures

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    Sensitivity calibration model with depth reading difference

    Fig. 11. Sensitivity calibration model with depth reading difference

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    • Table 1. [in Chinese]

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      Table 1. [in Chinese]

      Frequency /Hzh=2 cmh=6 cmh=15 cm
      Actual sensitivityMeasured sensitivityErrorActual sensitivityMeasured sensitivityErrorActual sensitivityMeasured sensitivityError
      100-144.138-147.9023.764-160.215-161.6241.409-164.029-164.490.461
      1000-138.433-142.2533.820-143.361-144.5191.158-164.724-165.2170.493
      2000-160.541-163.8663.325-174.309-175.4371.128-174.716-174.7570.041
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    Yandong Pang, Ciming Zhou, Junbin Huang, Hongcan Gu, Xi Chen, Chenguang Zhao, Qing Zhou, Dian Fan. Calibration for Acoustic Pressure Sensitivity of Optical Fiber Hydrophone Based on Fizeau Interference[J]. Acta Optica Sinica, 2020, 40(15): 1506003

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Dec. 19, 2019

    Accepted: Apr. 30, 2020

    Published Online: Aug. 14, 2020

    The Author Email: Fan Dian (fandian@whut.edu.cn)

    DOI:10.3788/AOS202040.1506003

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology