Title :
Metal-coated fibre Bragg grating sensor for electric current metering
Author :
Cavaleiro, P.M. ; Araujo, F.M. ; Ribeiro, A. B Lobo
Author_Institution :
INESC, Porto, Portugal
fDate :
5/28/1998 12:00:00 AM
Abstract :
A hybrid fibre optic current sensor combining a metal-coated fibre Bragg grating with a standard current transformer is described. Measurements of the RMS current of power lines at 50 Hz with a resolution of 2 mA is demonstrated
Keywords :
current transformers; diffraction gratings; electric current measurement; fibre optic sensors; power cable testing; 50 Hz; RMS current; current sensor; current transformer; electric current metering; fibre Bragg grating sensor; power lines;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19980785
