Infrared and Laser Engineering, Volume. 54, Issue 2, 20240495(2025)

Real-time optical fiber monitoring system for wind-induced vibration of high-voltage transmission towers

Xiaoyu LUO1, Yinggang NAN2,3, Yongchun LIANG1, Wenping XIE1, Li MIN4, Tuan GUO3, and Ming NIE1
Author Affiliations
  • 1Electric Power Research Institute of Guangdong Power Grid Co., Ltd. Guangzhou 510080, China
  • 2School of Physics and Astronomy, Yunnan University, Kunming 650091, China
  • 3College of Physics and Optoelectronic Engineering, Jinan University, Guangzhou 511443, China
  • 4Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, China
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    Figures & Tables(8)
    Schematic of TCF-TFBG fiber-optic vibration sensor
    Schematic of TCF-TFBG vibration sensing system
    (a) Reflective spectrum of TCF-TFBG sensor with and without fiber bending; (b) Output of PD1 (core mode-red trace) and PD2 (cladding modes-blue trace) under 22 Hz vibration; (c) Measured response of detected cladding power versus applied acceleration (blue dots) and linear fit (red line); (d) Measured temperature response of core mode (black dots) and cladding mode (red dots)
    Photograph of the fiber-optic vibration/acceleration sensing system
    Location of field trial measurement of 220 kV transmission tower
    (a) Install sensor on the tested transmission tower using magnet; (b) Installation position of packaged fiber-optic sensors; (c) Nameplate of the transmission tower; (d)-(e) Field staff in action
    Test results at different wind speeds. (a) Real-time output of the optical fiber sensor; (b) Frequency output after Fourier transformation
    Response curves of acceleration and frequency of optical fiber vibration sensor at different wind speeds
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    Xiaoyu LUO, Yinggang NAN, Yongchun LIANG, Wenping XIE, Li MIN, Tuan GUO, Ming NIE. Real-time optical fiber monitoring system for wind-induced vibration of high-voltage transmission towers[J]. Infrared and Laser Engineering, 2025, 54(2): 20240495

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    Paper Information

    Category: 光通信与光传感

    Received: Nov. 25, 2024

    Accepted: --

    Published Online: Mar. 14, 2025

    The Author Email:

    DOI:10.3788/IRLA20240495

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