Yong ZHENG, Jie YU, Hongkai CHEN, Xing YI. A Vector Displacement Measurement Sensing Device Based on Fiber Bragg Grating and Its Experimental Study[J]. Acta Photonica Sinica, 2024, 53(2): 0206005
- Acta Photonica Sinica
- Vol. 53, Issue 2, 0206005 (2024)
Fig. 1. Schematic diagram of the FBG-based vector displacement sensing device
Fig. 2. Schematic diagram of sensing device deformation structure
Fig. 3. Calibration tests of six groups of FBG sensing devices CSE
Fig. 4. Calibration results of six groups of FBG sensing devices CSE
Fig. 5. Indoor model test of an accumulation slope and sensors layout
Fig. 6. Comparison of the monitored displacements on the surface of accumulation slope model
Fig. 7. Relative errors of the monitored displacements on the surface of accumulation slope model
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Table 1. Comparison between FBG sensing device and PIV for measuring displacement azimuth angle
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