Optical Fiber Liquid-Level Sensing Based on Self-Heated Optical Fiber and DPP-BOTDA

Hongying Zhang; Zhijun Yuan; Ziye Liu; Yifu Cheng; Yongkang Dong

doi:10.1364/APOS.2016.W4A.26

Asia Pacific Optical Sensors Conference
OSA Technical Digest (online) (Optica Publishing Group, 2016),
paper W4A.26
•https://doi.org/10.1364/APOS.2016.W4A.26

Optical Fiber Liquid-Level Sensing Based on Self-Heated Optical Fiber and DPP-BOTDA

Hongying Zhang, Zhijun Yuan, Ziye Liu, Yifu Cheng, and Yongkang Dong

Asia-Pacific Optical Sensors Conference 2016

Shanghai China
11–14 October 2016
ISBN: 978-0-9600380-5-3

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Poster Session I (W4A)

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H. Zhang, Z. Yuan, Z. Liu, Y. Cheng, and Y. Dong, "Optical Fiber Liquid-Level Sensing Based on Self-Heated Optical Fiber and DPP-BOTDA," in Asia Pacific Optical Sensors Conference, OSA Technical Digest (online) (Optica Publishing Group, 2016), paper W4A.26.

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Abstract

A liquid-level sensor with a large range of 20cm and a resolution of 1cm is demonstrated, where the principle is to measure the temperature abruption position based on DPP-BOTDA with a self-heated high attenuation fiber.

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