IT202200004019A1 - Sensore di vibrazioni a fibra ottica risonante e sistema di monitoraggio di integrita' strutturale - Google Patents

Sensore di vibrazioni a fibra ottica risonante e sistema di monitoraggio di integrita' strutturale Download PDF

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Publication number
IT202200004019A1
IT202200004019A1 IT102022000004019A IT202200004019A IT202200004019A1 IT 202200004019 A1 IT202200004019 A1 IT 202200004019A1 IT 102022000004019 A IT102022000004019 A IT 102022000004019A IT 202200004019 A IT202200004019 A IT 202200004019A IT 202200004019 A1 IT202200004019 A1 IT 202200004019A1
Authority
IT
Italy
Prior art keywords
monitoring system
fiber optic
vibration sensor
structural integrity
integrity monitoring
Prior art date
Application number
IT102022000004019A
Other languages
English (en)
Inventor
Mario Martinelli
Marco Fasano
Original Assignee
Saipem Spa
Milano Politecnico
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Saipem Spa, Milano Politecnico filed Critical Saipem Spa
Priority to IT102022000004019A priority Critical patent/IT202200004019A1/it
Publication of IT202200004019A1 publication Critical patent/IT202200004019A1/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/268—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light using optical fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/22—Transmitting seismic signals to recording or processing apparatus
    • G01V1/226—Optoseismic systems

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
IT102022000004019A 2022-03-03 2022-03-03 Sensore di vibrazioni a fibra ottica risonante e sistema di monitoraggio di integrita' strutturale IT202200004019A1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT102022000004019A IT202200004019A1 (it) 2022-03-03 2022-03-03 Sensore di vibrazioni a fibra ottica risonante e sistema di monitoraggio di integrita' strutturale

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102022000004019A IT202200004019A1 (it) 2022-03-03 2022-03-03 Sensore di vibrazioni a fibra ottica risonante e sistema di monitoraggio di integrita' strutturale

Publications (1)

Publication Number Publication Date
IT202200004019A1 true IT202200004019A1 (it) 2023-09-03

Family

ID=81748952

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102022000004019A IT202200004019A1 (it) 2022-03-03 2022-03-03 Sensore di vibrazioni a fibra ottica risonante e sistema di monitoraggio di integrita' strutturale

Country Status (1)

Country Link
IT (1) IT202200004019A1 (it)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358678A (en) * 1980-11-19 1982-11-09 Hersey Products, Inc. Fiber optic transducer and method
US20050061076A1 (en) * 2003-09-22 2005-03-24 Hyeung-Yun Kim Sensors and systems for structural health monitoring
US20110247427A1 (en) * 2010-04-09 2011-10-13 Luna Innovations Incorporated Strain sensing with optical fiber rosettes
WO2013179118A1 (en) 2012-06-01 2013-12-05 Politecnico Di Milano Synoptic fiber optic sensor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358678A (en) * 1980-11-19 1982-11-09 Hersey Products, Inc. Fiber optic transducer and method
US20050061076A1 (en) * 2003-09-22 2005-03-24 Hyeung-Yun Kim Sensors and systems for structural health monitoring
US20110247427A1 (en) * 2010-04-09 2011-10-13 Luna Innovations Incorporated Strain sensing with optical fiber rosettes
WO2013179118A1 (en) 2012-06-01 2013-12-05 Politecnico Di Milano Synoptic fiber optic sensor

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