High-resolution vibration measurements using wavelength-demultiplexed fibre Fabry-Perot sensors

S. P. Christmas*, D. A. Jackson, P. J. Henderson, L. Zhang, I. Bennion, T. Dalton, P. Butler, M. Whelan, R. Kenny

*Corresponding author for this work

Research output: Contribution to journalArticle

Abstract

A fibre-optic system based upon fibre Fabry-Perot strain sensors, capable of measuring deformations and modes of vibration of a composite panel, is presented. Wavelength-division signal demultiplexing allows for the simultaneous interrogation of the strain sensors.

Original languageEnglish
Pages (from-to)901-905
Number of pages5
JournalMeasurement Science and Technology
Volume12
Issue number7
DOIs
Publication statusPublished - 1 Jul 2001

Keywords

  • Carbon compositor panel
  • Deformation
  • Fibre Fabry-Perot
  • Impacts
  • Low-coherence interferometer
  • Smart structures
  • Strain

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