Optics and Precision Engineering, Volume. 31, Issue 10, 1432(2023)
Experimental research on submarine cable disturbance detection with optical fiber sensing
Figures & Tables(11)
Fig. 1. Submarine cable disturbance detection experimental system structure
Fig. 4. Disturbance signal of submarine cable as spade beat the beach surface
Fig. 5. Disturbance signal of submarine cable induced by different vehicles
Fig. 6. Disturbance signal of submarine cable with and without typhoon （900 m from shore-based station）
Fig. 7. Disturbance spectrum of submarine cable with and without typhoon （47 km from shore-based station）
Fig. 8. Spectral entropy and instantaneous frequency with and without disturbance
Fig. 9. Disturbance and non-disturbance detection neural network architecture based on BiLSTM
Fig. 10. Submarine cable disturbance localization method flow chart based on BiLSTM network
Table 1. Disturbance and non-disturbance detection accuracy test
View tableView in ArticleTable 1. Disturbance and non-disturbance detection accuracy test
Number of samples Sample label Distance offshore/km Detection accuracy/% 2 000 disturbance 1.0 98.9 2 000 disturbance 6.75 99.9 2 000 disturbance 6.96 100 2 000 disturbance 45.92 99.7 3 300 non-disturbance 0.2 99.9 3 400 non-disturbance 45.90 99.9 3 300 non-disturbance 46.00 99.2
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Weiguang XING, Zanshan ZHAO, Meng XING, Weiming GAN, Guangju LI. Experimental research on submarine cable disturbance detection with optical fiber sensing[J]. Optics and Precision Engineering, 2023, 31(10): 1432
Paper Information
Category: Modern Applied Optics
Received: Nov. 7, 2022
Accepted: --
Published Online: Jul. 4, 2023
The Author Email: XING Weiguang (xwg@mail.ioa.ac.cn)
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