Yang Yang, Wencheng Wang, Pan Gao, Yang Yang, Zhining Jia, Ge Qian, Zhimin Xu, Yali Zhao. Design of Fiber Bragg Grating Pressure Sensor for Dynamic Track Weighing[J]. Laser & Optoelectronics Progress, 2022, 59(3): 0328001
- Laser & Optoelectronics Progress
- Vol. 59, Issue 3, 0328001 (2022)
Fig. 1. Structure of the flexible hinge
Fig. 2. Structure of the straight-circular single-axis flexure hinge
Fig. 3. Force state of the flexible hinge structure
Fig. 4. Metallized FBG sensor with flexible hinge structure
Fig. 5. Flexible hinge structure support and metal terminal of metalized FBG
Fig. 6. Model of the simulation experiment
Fig. 7. Influence of different positions on the sensor. (a) Bearing 1; (b) Bearing 2
Fig. 8. Schematic diagram of the experimental device
Fig. 9. Physical image of the sensor. (a) Contrast sensor; (b) self-developed sensor
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Table 1. Abscissa of the elastic support installation
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Table 2. Ordinate of the elastic support installation
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Table 3. Angle of the elastic support installation
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Table 4. Experimental data of the Contrast FBG pressure sensor
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Table 5. Experimental data of self-developed FBG pressure sensor
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