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Chinese Journal of Lasers, Volume. 46, Issue 10, 1010004(2019)

Sound Pressure Sensitivity Frequency Response of Polyurethane End Surface Pulling Fiber Laser Hydrophone

Bo Tang1、*, Di Meng1, and Junbin Huang2
Author Affiliations
  • 192578 Troops, Chinese People's Liberation Army, Beijing 100161, China
  • 2College of Weapon Engineering, Naval University of Engineering, Wuhan, Hubei 430033, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (12)
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    References (11)
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    Figures & Tables(12)
    Diagram of hydrophone structure

    Fig. 1. Diagram of hydrophone structure

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    Diagram of sound equivalent circuit of hydrophone

    Fig. 2. Diagram of sound equivalent circuit of hydrophone

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    Relationship between the through-hole length Land sound pressure transfer function

    Fig. 3. Relationship between the through-hole length Land sound pressure transfer function

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    Relationship between the through-hole radius r and sound pressure transfer function

    Fig. 4. Relationship between the through-hole radius r and sound pressure transfer function

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    Relationship between the cavity length and sound pressure transfer function. (a) Long cavity L1; (b) short cavity L2

    Fig. 5. Relationship between the cavity length and sound pressure transfer function. (a) Long cavity L1; (b) short cavity L2

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    Relationship between the cavity radius R and sound pressure transfer function

    Fig. 6. Relationship between the cavity radius R and sound pressure transfer function

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    Relationship between the elastic modulus E and sound pressure transfer function

    Fig. 7. Relationship between the elastic modulus E and sound pressure transfer function

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    Relationship between the Poisson ratio υand sound pressure transfer function

    Fig. 8. Relationship between the Poisson ratio υand sound pressure transfer function

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    Relationship between the polyurethane height land sound pressure transfer function

    Fig. 9. Relationship between the polyurethane height land sound pressure transfer function

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    Schematic of vibration column testing system

    Fig. 10. Schematic of vibration column testing system

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    Schematic of testing system in anechoic tank

    Fig. 11. Schematic of testing system in anechoic tank

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    Simulation and experimental frequency response curves of hydrophone

    Fig. 12. Simulation and experimental frequency response curves of hydrophone

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    Bo Tang, Di Meng, Junbin Huang. Sound Pressure Sensitivity Frequency Response of Polyurethane End Surface Pulling Fiber Laser Hydrophone[J]. Chinese Journal of Lasers, 2019, 46(10): 1010004

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    Paper Information

    Category: remote sensing and sensor

    Received: May. 17, 2019

    Accepted: Jun. 21, 2019

    Published Online: Oct. 25, 2019

    The Author Email: Tang Bo (942896945@qq.com)

    DOI:10.3788/CJL201946.1010004

    Topics

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