Research on Measurement of Fiber Bragg Grating Considering the Cross-Sensitivity of Temperature and Strain

Peng Ding; Xiaopeng Dong; Xiaowei Ye

doi:10.3788/LOP55.020605

Journals >Laser & Optoelectronics Progress >Volume 55 >Issue 2 >Page 020605 > Article

Laser & Optoelectronics Progress
Vol. 55, Issue 2, 020605 (2018)

Research on Measurement of Fiber Bragg Grating Considering the Cross-Sensitivity of Temperature and Strain

Peng Ding^1、*, Xiaopeng Dong¹, and Xiaowei Ye¹

Author Affiliations

¹ 73089 PLA Troops, Xuzhou, Jiangsu 221000, China

¹ College of Civil Engineering and Architecture, Zhejiang University, Hangzhou, Zhejiang 310058, China

¹ Institute of Light-Wave Technology, School of Information Science and Engineering, Xiamen University, Xiamen, Fujian 361005, China

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DOI: 10.3788/LOP55.020605 Cite this Article Set citation alerts

Peng Ding, Xiaopeng Dong, Xiaowei Ye. Research on Measurement of Fiber Bragg Grating Considering the Cross-Sensitivity of Temperature and Strain[J]. Laser & Optoelectronics Progress, 2018, 55(2): 020605 Copy Citation Text

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Fig. 1. Experimental setup to study the effect of temperature and strain on FBG

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Fig. 2. Linear fitting curve of temperature sensitivity coefficient of FBG under different stresses. kTF=-0.00167 nm/(℃·N), R2=0.93562

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Fig. 3. Linear fitting curve of stress sensitivity coefficient of FBG under different temperatures. kTF =-0.00158 nm/(N·℃), R2=0.99734

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Fig. 4. Liquid level change curves of FBG hydrostatic levelling instrument in one day

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