Strain Sensing Measurement Technology for Fiber Bragg Grating with Holder Type Temperature Self-Compensation

Yonghong Wang; Mingyi Zhang; Chunwei Zhang; Xiaoyu Bai; Songkui Sang

doi:10.3788/LOP55.050605

Laser & Optoelectronics Progress, Volume. 55, Issue 5, 050605(2018)

Strain Sensing Measurement Technology for Fiber Bragg Grating with Holder Type Temperature Self-Compensation

Yonghong Wang^{1,2、1; 2;}, Mingyi Zhang^{1,2、1; 2;}, Chunwei Zhang^{1,2、1; 2;}, Xiaoyu Bai^{1,2、1; 2;}, and Songkui Sang^1、1;

Author Affiliations

¹ School of Civil Engineering, Qingdao University of Technology, Qingdao, Shandong 266033, China

² Collaborative Innovation Center of Engineering Construction and Safety in Shandong Blue Economic Zone, Qingdao University of Technology, Qingdao, Shandong 266033, China

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Figures & Tables(6)

Fig. 1. Working principle of FBG

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Fig. 2. Structural schematic diagram of holder-type FBG with temperature compensation

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Fig. 3. Packing-tubule hanging device

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Fig. 4. Photo of holder-type FBG sensor with temperature compensation

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Fig. 5. (a) Calibration results of temperature FBG; (b) calibration results of strain FBG

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Fig. 6. Shift of relative wavelength after connecting temperature FBG and strain FBG

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Yonghong Wang, Mingyi Zhang, Chunwei Zhang, Xiaoyu Bai, Songkui Sang. Strain Sensing Measurement Technology for Fiber Bragg Grating with Holder Type Temperature Self-Compensation[J]. Laser & Optoelectronics Progress, 2018, 55(5): 050605

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Paper Information

Category: Fiber Optics and Optical Communications

Received: Sep. 22, 2017

Accepted: --

Published Online: Sep. 11, 2018

The Author Email: Yonghong Wang (hong7986@163.com)

DOI:10.3788/LOP55.050605

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology