Fig. 1. Schematic diagram of the integration of the clamp-adhesive FBG sensor

Fig. 2. Schematic diagram of the integration of surface-adhesive FBG sensor

Fig. 3. Meshing of the model and load distribution

Fig. 4. Simulated strain cloud maps and strain data

Fig. 5. Schematic diagram of the force applied to the clamp-adhesive FBG sensor

Fig. 6. Finite element mesh with strain cloud for different scale ratios

Fig. 7. Relation between strain transfer rate and scale ratios

Fig. 8. FBG sensor and substrate integration

Fig. 9. Calibration of temperature

Fig. 10. Strain calibration test

Fig. 11. Test system and acquisition system

Fig. 12. High temperature tensile test results