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A Fiber-Optic Sensor System using a Balanced Sagnac Interferometer and an EDFA-Based Chaotic Fiber Ring Laser for Acoustic Detection of Partial Discharges

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A fiber-optic acoustic sensor system using a chaotic fiber ring laser for generating the depolarized light and a balanced Sagnac interferometer for high-sensitivity partial discharges sensing is demonstrated. Basic operation principle is described and experimental results are presented.

© 2013 Optical Society of America

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