Researching | Temperature Sensing Technology Based on Rayleigh Brillouin Optical Time Domain Analysis with Pulse Coding

Acta Optica Sinica, Volume. 37, Issue 11, 1106004(2017)

Temperature Sensing Technology Based on Rayleigh Brillouin Optical Time Domain Analysis with Pulse Coding

Lixin Zhang, Yongqian Li^*, Qi An, and Xiaojuan Li

Author Affiliations

Department of Electronic and Communication Engineering, North China Electric Power University, Baoding, Hebei 071003, China

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Figures & Tables(6)

Fig. 1. Principle diagram of Rayleigh BOTDA temperature sensing system

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Fig. 2. Experimental system for Rayleigh BOTDA based temperature sensing

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Fig. 3. Brillouin frequency shift versus temperature

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Fig. 4. Brillouin frequency shift distribution along heated section

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Fig. 5. (a) Brillouin frequency shift and (b) power distribution along heated section

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Fig. 6. Brillouin gain spectrum at position of 820 m of fiber

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Lixin Zhang, Yongqian Li, Qi An, Xiaojuan Li. Temperature Sensing Technology Based on Rayleigh Brillouin Optical Time Domain Analysis with Pulse Coding[J]. Acta Optica Sinica, 2017, 37(11): 1106004

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Paper Information

Category: Fiber Optics and Optical Communications

Received: Mar. 31, 2017

Accepted: --

Published Online: Sep. 7, 2018

The Author Email: Li Yongqian (liyq@ncepu.edu.cn)

DOI:10.3788/AOS201737.1106004

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology