Intrusion detection of subway tunnel using fiber optic seismometer and time-frequency algorithm

Wentao Zhang,Jiantao Huang,Wenzhu Huang,Yusong Shen,Yingbo Luo,Jinzhu Su,Xiaoqing He,Wenhui Huang,Fang Li

Intrusion detection of subway tunnel using fiber optic seismometer and time-frequency algorithm

2019

Wentao Zhang
Jiantao Huang
Wenzhu Huang
Yusong Shen
Yingbo Luo
Jinzhu Su
Xiaoqing He
Wenhui Huang
Fang Li

Fiber optic seismometer array is used for intrusion detection of subway tunnel. The test results show that the fiber optic seismometer can provide a good solution for real-time monitoring of subway tunnel intrusion.

Keywords:

Time–frequency analysis
Acoustics
Optical fiber
Intrusion detection system
Geology
Seismometer

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