Fiber optic sensing of relative humidity using a twin low coherence interferometer

Saved in:
Bibliographic Details
Main Author: A.V. Khomenko
Format: Artículo científico
Language:en
Published: Sociedad Mexicana de Física A.C. 2010
Subjects:
Online Access:
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1866585881491537920
author A.V. Khomenko
author_facet A.V. Khomenko
contents Fiber optic sensing of relative humidity using a twin low coherence interferometer A.V. Khomenko J. Tapia-Mercado M.A. García-Zarate Física, Astronomía y Matemáticas low Fiber optics sensors relative humidity birefringent fiber A fiber-optic implementation of psychrometer is reported. It consists of two Sagnac interferometers with twisted highly birefringent fiber that is used as a temperature sensitive element. One interferometer is used for dry-bulb temperature measurement and the other is for wet-bulb temperature monitoring. The interrogation technique for low coherence interferometric sensor with signal processing in spectral domain is described. The measurement uncertainties for temperature and relative humidity measurements no worse than 0.01°C and 4%, respectively, have been achieved experimentally. 2010 artículo científico 0035-001X https://www.redalyc.org/articulo.oa?id=57019192004 en http://www.redalyc.org/revista.oa?id=570 Revista Mexicana de Física application/pdf Sociedad Mexicana de Física A.C. Revista Mexicana de Física (México) Num.3 Vol.56
format Artículo científico
id redalyc_57019192004
language en
publishDate 2010
publisher Sociedad Mexicana de Física A.C.
spellingShingle Fiber optic sensing of relative humidity using a twin low coherence interferometer
A.V. Khomenko
Física, Astronomía y Matemáticas
low
Fiber
optics sensors
relative humidity
birefringent fiber
Fiber optic sensing of relative humidity using a twin low coherence interferometer A.V. Khomenko J. Tapia-Mercado M.A. García-Zarate Física, Astronomía y Matemáticas low Fiber optics sensors relative humidity birefringent fiber A fiber-optic implementation of psychrometer is reported. It consists of two Sagnac interferometers with twisted highly birefringent fiber that is used as a temperature sensitive element. One interferometer is used for dry-bulb temperature measurement and the other is for wet-bulb temperature monitoring. The interrogation technique for low coherence interferometric sensor with signal processing in spectral domain is described. The measurement uncertainties for temperature and relative humidity measurements no worse than 0.01°C and 4%, respectively, have been achieved experimentally. 2010 artículo científico 0035-001X https://www.redalyc.org/articulo.oa?id=57019192004 en http://www.redalyc.org/revista.oa?id=570 Revista Mexicana de Física application/pdf Sociedad Mexicana de Física A.C. Revista Mexicana de Física (México) Num.3 Vol.56
title Fiber optic sensing of relative humidity using a twin low coherence interferometer
topic Física, Astronomía y Matemáticas
low
Fiber
optics sensors
relative humidity
birefringent fiber
url https://www.redalyc.org/articulo.oa?id=57019192004