Recovery of double peak-induced error in BOTDA sensors

Xizi Sun; Xiaobin Hong; Sheng Wang; Xia Gao; Jian Wu

Asia Communications and Photonics Conference (ACP) 2018
OSA Technical Digest (Optica Publishing Group, 2018),
paper S3B.4

Recovery of double peak-induced error in BOTDA sensors

Xizi Sun, Xiaobin Hong, Sheng Wang, Xia Gao, and Jian Wu

Asia Communications and Photonics Conference 2018

Hangzhou China
26–29 October 2018
ISBN: 978-1-5386-6158-1

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Distributed Sensors I (S3B)

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X. Sun, X. Hong, S. Wang, X. Gao, and J. Wu, "Recovery of double peak-induced error in BOTDA sensors," in Asia Communications and Photonics Conference (ACP) 2018, OSA Technical Digest (Optica Publishing Group, 2018), paper S3B.4.

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Abstract

An optimized fitting function is studied to restore the BFS in BOTDA system when double-peak Brillouin gain spectrum appears. Based on this technique, the frequency accuracy and spatial position accuracy is improved greatly around hotspot.

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