Pipeline deformation monitoring and handheld warning system and method based on BOTDR
A deformation monitoring and early warning system technology, which is applied in pipeline systems, signal transmission systems, alarms, etc., can solve the problems of weak self-released Liaoyuan scattering, insufficient real-time performance, and high requirements, and achieve low cost, easy deployment, and The effect of low transmission loss
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[0034] Such as figure 1 As shown, the monitoring and early warning system of the present invention includes a distributed sensor optical cable 1a, a temperature compensation optical cable 1b, an automatic BOTDR data acquisition device 2a, a solar panel 2b, a digital signal processing system 3, a deformation data display terminal 4a, and an alarm generator 4b , Data server cloud 5 and handheld early warning APP 6.
[0035] Lay the distributed sensor cable 1a and temperature compensation cable 1b linearly in the groove along the pipeline, then the pulsed light enters the sensor cable 1a; then the BOTDR data automatic acquisition device 2a is connected, powered by the solar panel 2b, and the BOTDR data The automatic acquisition device 2a has built-in automatic data acquisition function and wireless transmission function, and is connected with the distributed sensing optical cable to complete the acquisition of the frequency shift of the Brillouin scattered light frequency. After the ...
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