Optical fiber Bragg grating accelerometer

Stephanus J. Spammer, Peter L. Fuhr, Yinian Zhu, Anatoli A. Chtcherbakov

Research output: Contribution to journalConference articlepeer-review

Abstract

A cantilever beam and fiber Bragg grating is used to measure acceleration. The cantilever induces strain on the grating resulting in a Bragg wavelength modification which is subsequently detected. The output signal is insensitive to temperature variations and for a temperature change from -20 °C to 40 °C, the output signal fluctuated less than 5% without any temperature compensation schemes. Because the sensor does not utilize expensive and complex demodulation techniques it is potentially inexpensive. For the experimental system a linear output range of 8 g could be detected.

Original languageEnglish
Pages (from-to)496-500
Number of pages5
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume3740
StatePublished - 1999
Externally publishedYes
EventProceedings of the 1999 Optical Engineering for Sensing and Nanotechnology (ICOSN '99) - Yokohama, Jpn
Duration: Jun 16 1999Jun 18 1999

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