Pipeline system vibration distributed in-situ test method based on fiber gratings
A technology of fiber grating and in-situ testing, which is applied to measuring devices, measuring heat, and thermometers with physical/chemical changes, etc., can solve the problems of strengthening pipeline fluid noise, great harm, resonance, etc., and achieve distributed measurement, Effects measured in real time
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[0018] Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.
[0019] A distributed in-situ test method for pipeline system vibration based on fiber gratings. The test device used in this method includes a hydraulic station 1, a hydraulic pipeline to be tested 2, a fiber grating sensor 3, an electromagnetic vibration table 4, a signal acquisition controller 5 and an industrial control system. Machine 6;
[0020] Working process: the whole test device is provided by the hydraulic station 1 with the pulsation excitation of the tested hydraulic pipeline 2 system, the hydraulic oil passes through the te...
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