Submarine natural gas pipeline leakage monitoring experimental platform and data processing method thereof
A natural gas pipeline and experimental platform technology, which is applied in the field of submarine natural gas pipeline leakage monitoring experimental platform, can solve the problems of calculating the change of optical fiber phase, insensitivity to judgment of leakage, and weak light intensity of photoelectric detectors, etc. Necessary interference, improved positioning accuracy, and simple construction effects
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[0025] The invention will be further described below in conjunction with the accompanying drawings of the description.
[0026] like Figure 1-2 As shown, an experimental platform based on natural gas pipeline leakage monitoring and its data processing method includes a laser source 1, a third optical coupler 2, a first polarization controller 3, a second photodetector 4, and a first photodetector 5 , the first optical coupler 6, the rigid polyvinyl chloride pipe 7 of the prefabricated leakage hole, the stainless steel tank without a cover 8, the second optical coupler 9, the third photodetector 10, the second polarization controller 11 and the fourth photodetector Device 12.
[0027] The experimental platform includes an optical path system, a photoelectric detection signal processing system and a scene simulation system; the optical path system includes: a laser source 1, a third optical coupler 2, a first polarization controller 3, a second photodetector 4, a first photode...
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