Title :
Dynamic strain measurement using an extrinsic Fabry-Perot interferometric sensor and an arrayed waveguide grating device
Author :
Willshire, Andrew J. ; Niewczas, Pawel ; Dziuda, Lukasz ; Fusiek, Grzegorz ; Mcdonald, James R
Author_Institution :
Inst. for Energy & Environ., Univ. of Strathclyde, Glasgow, UK
Abstract :
In this paper, we demonstrate an interrogation system, based on an arrayed waveguide grating, capable of monitoring dynamic strain in a cantilever beam at frequencies up to 5 kHz (limited by the actuator) with a similar precision to resistive strain gauges.
Keywords :
Fabry-Perot interferometers; arrayed waveguide gratings; optical sensors; strain measurement; strain sensors; 5 kHz; AWG; EFPI; arrayed waveguide grating device; cantilever beam; dynamic strain frequency; dynamic strain measurement; extrinsic Fabry-Perot interferometric sensor; optical sensor; Arrayed waveguide gratings; Capacitive sensors; Chemical sensors; Electromagnetic measurements; Optical sensors; Optical waveguides; Sensor arrays; Sensor systems; Strain measurement; Vehicle dynamics;
Journal_Title :
Instrumentation and Measurement, IEEE Transactions on
DOI :
10.1109/TIM.2003.821480
