Fiber Optic Current Sensor Based on Resonance Frequency Difference Detection

Sizhe Zhang; Qingwen Liu; Shuangxiang Zhao; Yuanpeng Deng; Zuyuan He

doi:10.1364/OFS.2023.Th6.85

28th International Conference on Optical Fiber Sensors
Technical Digest Series (Optica Publishing Group, 2023),
paper Th6.85
•https://doi.org/10.1364/OFS.2023.Th6.85

Fiber Optic Current Sensor Based on Resonance Frequency Difference Detection

Sizhe Zhang, Qingwen Liu, Shuangxiang Zhao, Yuanpeng Deng, and Zuyuan He

Optical Fiber Sensors 2023

Naka-ku, Hamamatsu-shi Japan
20–24 November 2023
ISBN: 978-1-957171-30-2

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Poster Session III (Th6)

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S. Zhang, Q. Liu, S. Zhao, Y. Deng, and Z. He, "Fiber Optic Current Sensor Based on Resonance Frequency Difference Detection," in 28th International Conference on Optical Fiber Sensors, Technical Digest Series (Optica Publishing Group, 2023), paper Th6.85.

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Abstract

A fiber optic current sensor based on resonance frequency difference detection is proposed. A maximum relative error of 0.2% and current accuracy of 0.5 A is realized over a measurement range of 400 A.

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