A WDM dual sensor system for simultaneous measurement of temperature and pressure

Yuanhong Yang, Chunjiao Xu, Wei Yang, Pingping Zhang, Wei Jin

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

5 Citations (Scopus)

Abstract

A wavelength division multiplied (WDM) polarization-maintain fiber sensor system for simultaneous temperature and pressure measurement is proposed. The system comprises a PANDA fiber polarimetric temperature sensor and a highly birefringent photonic crystal fiber (PCF) polarimetric pressure sensor, which are multiplexed by use of a WDM beam splitter/combiner and interrogated in wavelength domain by using a combination of a broadband source and an optical spectrum analyzer. Preliminary experiments demonstrate a temperature sensitivity of about 1.16nm/oC and a pressure sensitivity of 2.42nm/MPa with respectively 162.7mm of PANDA fiber and 262.8mm of PCF.
Original languageEnglish
Title of host publication20th International Conference on Optical Fibre Sensors
Volume7503
DOIs
Publication statusPublished - 17 Nov 2009
Event20th International Conference on Optical Fibre Sensors - Edinburgh, United Kingdom
Duration: 5 Oct 20099 Oct 2009

Conference

Conference20th International Conference on Optical Fibre Sensors
Country/TerritoryUnited Kingdom
CityEdinburgh
Period5/10/099/10/09

Keywords

  • Optical fiber sensor interferometer
  • Photonic crystal fiber
  • Polarization maintaining fiber
  • Pressure sensor
  • Temperature sensor
  • Wavelength detection

ASJC Scopus subject areas

  • Applied Mathematics
  • Computer Science Applications
  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics

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