Investigation of induction generator wide band vibration monitoring using fibre Bragg grating accelerometers

D. S. Vilchis-Rodriguez, S. Djurovic, P. Kung, M. I. Comanici, Sandy Smith

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    Abstract

    This paper investigates the use of fibre Bragg grating (FBG) accelerometers for wide band vibration monitoring in wound rotor induction generators. The sensor performance is assessed in a series of experiments on a laboratory test rig comprising a 30kW induction machine operating in healthy conditions and with electrical or mechanical fault. Vibration measurements are processed and analyzed in the frequency domain for fault feature extraction. The fibre optic sensor effectiveness in measurement of wide band fault signatures in the vibration signal is compared with that of a commercial piezoelectric based solution. The potential and limitations of the investigated FBG accelerometer design are evaluated for use in condition monitoring applications.

    Original languageEnglish
    Title of host publicationProceedings - 2014 International Conference on Electrical Machines, ICEM 2014
    PublisherIEEE
    Pages1772-1778
    Number of pages7
    ISBN (Print)9781479943890
    DOIs
    Publication statusPublished - 17 Nov 2014
    Event21st International Conference on Electrical Machines, ICEM 2014 - Berlin, Germany
    Duration: 2 Sept 20145 Sept 2014

    Conference

    Conference21st International Conference on Electrical Machines, ICEM 2014
    Country/TerritoryGermany
    CityBerlin
    Period2/09/145/09/14

    Keywords

    • Bragg gratings
    • accelerometers
    • asynchronous machines
    • conditionmonitoring
    • electrical maintenance
    • fibre optic sensors
    • vibrationmeasurement
    • fibre Bragg grating accelerometers
    • induction machine
    • power30 kW
    • wide band vibration monitoring
    • wound rotor inductiongenerator
    • Accelerometers
    • Circuit faults
    • Frequencymeasurement
    • Monitoring
    • Optical fibers
    • Vibrationmeasurement
    • Vibrations
    • Condition monitoring
    • Fibre Bragg gratingaccelerometer
    • fault diagnosis
    • optical fibresensors
    • rotating machines
    • vibration measurement

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