Fig. 1. Acoustic emission testing method

Fig. 2. Improved algorithm process

Fig. 3. AE source plane localization of three sensor arrays

Fig. 4. Comparison of RSME and absolute error of TDE between the two algorithms

Fig. 5. Design of system

Fig. 6. Sensor placement

Fig. 7. Design of experimental light path

Fig. 8. Variation of AE signal amplitude with laser energy density

Fig. 9. AE signal and morphology of damage point

Fig. 10. Sensor layout and test point location of glass samples

Fig. 11. Calculation results