Title :
Highly sensitive fiber-optic sensor for dynamic pressure measurements
Author :
Bock, Wojtek J. ; Nawrocka, Magdalena S. ; Urbanczyk, Waclaw
Author_Institution :
Lab. d´´Optoelectron., Quebec Univ., Hull, Que., Canada
fDate :
10/1/2001 12:00:00 AM
Abstract :
A new type of fiber-optic pressure sensor based on a specially developed side-hole fiber is presented. It allows for unambiguous and fast phase-shift measurements in the range from -π/2 to +π/2 with a sampling rate of 5 kHz and resolution of about 1% of full scale (2 · 10-3 atm)
Keywords :
fibre optic sensors; light interferometers; pressure sensors; 5 kHz; dynamic pressure measurements; fiber-optic sensor; phase-shift measurements; pressure sensor; resolution; sampling rate; side-hole fiber; Birefringence; Length measurement; Optical fiber polarization; Optical fiber sensors; Optical fiber testing; Phase measurement; Pressure measurement; Sensor phenomena and characterization; Temperature sensors; Wavelength measurement;
Journal_Title :
Instrumentation and Measurement, IEEE Transactions on
