DocumentCode
422289
Title
Highly accurate fiber-optic dc current sensor with flexible large-diameter sensing coil
Author
Bohnert, K. ; Gabus, P. ; Brändle, H.
Author_Institution
ABB Switzerland Ltd., Baden, Switzerland
Volume
1
fYear
2004
fDate
16-21 May 2004
Abstract
We report a clamp-on type sensor for high dc currents based on a novel polarization rotated reflection interferometer. Accuracy within /spl plusmn/0.1% is demonstrated over an extended temperature range. Applications include current measurement at aluminum smelters.
Keywords
aluminium; electric current measurement; fibre optic sensors; light interferometers; smelting; Al; aluminum smelters; clamp-on type sensor; fiber-optic dc current sensor; large-diameter sensing coil; polarization rotated reflection interferometer;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location
San Francisco, CA
Print_ISBN
1-55752-777-6
Type
conf
Filename
1361764
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