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
- Laser & Optoelectronics Progress
- Vol. 55, Issue 5, 050605 (2018)
Fig. 1. Working principle of FBG
Fig. 2. Structural schematic diagram of holder-type FBG with temperature compensation
Fig. 3. Packing-tubule hanging device
Fig. 4. Photo of holder-type FBG sensor with temperature compensation
Fig. 5. (a) Calibration results of temperature FBG; (b) calibration results of strain FBG
Fig. 6. Shift of relative wavelength after connecting temperature FBG and strain FBG
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