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.
Highly accurate fiber-optic dc current sensor with flexible large-diameter sensing coil
Conference on Lasers and Electro-Optics, 2004. (CLEO). ; 1 ; 3 pp. vol.1
2004-01-01
239259 byte
Conference paper
Electronic Resource
English
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