DocumentCode
1759402
Title
Novel Fiber-Optic Relative Humidity Sensor With Thermal Compensation
Author
Korenko, Branislav ; Rothhardt, Manfred ; Hartung, Alexander ; Bartelt, Hartmut
Author_Institution
Fac. of Electr. Eng. & Inf. Technol., Slovak Univ. of Technol. in Bratislava, Bratislava, Slovakia
Volume
15
Issue
10
fYear
2015
fDate
Oct. 2015
Firstpage
5450
Lastpage
5454
Abstract
A novel fiber-optic relative humidity (RH) sensor with thermal compensation based on a fiber Bragg grating (FBG) is presented. Changes in the RH are transduced to the FBG properties by an ORMOCER coating. The cross sensitivity to temperature is compensated by inscribing the Bragg grating in a highly birefringent fiber and using the individual Bragg peaks of each polarization direction for separation (discrimination) of temperature and humidity influences.
Keywords
Bragg gratings; compensation; fibre optic sensors; humidity sensors; ORMOCER coating; cross sensitivity; fiber Bragg grating; fiber-optic relative humidity sensor; thermal compensation; Fiber gratings; Humidity; Optical fiber sensors; Temperature measurement; Temperature sensors; Fiber Bragg grating (FBG) sensor; cross-sensitivity; crosssensitivity; highly birefringent fiber; relative humidity; relative humidity temperature; temperature; thermal compensation;
fLanguage
English
Journal_Title
Sensors Journal, IEEE
Publisher
ieee
ISSN
1530-437X
Type
jour
DOI
10.1109/JSEN.2015.2444100
Filename
7120942
Link To Document