Faults diagnosis in rotating machines using higher order spectra

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Abstract

Higher order spectra (HOS) and higher order coherences (HOC) are two classes of higher order signal processing tools that have gained recent attention in the area of rotating machines' condition monitoring (CM). Hence, the current study compares and presents the results of the performances of both HOS and HOC in the diagnosis of rotating machines' faults, through the numerically simulated vibration signals and the experimentally measured vibration response on a rotating rig with healthy condition and the rotor with a transverse crack.
Original languageUndefined
Title of host publicationProceedings of the ASME Turbo Expo 2014
Subtitle of host publicationTurbine Technical Conference and Exposition
Number of pages7
Volume7A
DOIs
Publication statusPublished - 2014
EventProceedings of ASME Turbo Expo 2014: Turbine Technical Conference and Exposition - Düsseldorf, Germany
Duration: 16 Jun 201420 Jun 2014

Conference

ConferenceProceedings of ASME Turbo Expo 2014: Turbine Technical Conference and Exposition
CityDüsseldorf, Germany
Period16/06/1420/06/14

Keywords

  • Rotordynamics
  • Machinery
  • Spectra (Spectroscopy)
  • Vibration
  • Condition monitoring
  • Fracture

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