Fig. 1. CFRP finite element homogeneous model

Fig. 2. Array laser irradiation control platform

Fig. 3. Comparison of experimental and simulated temperature field distributions under different spot spacings. (a) 45.0 mm;

Fig. 4. Experimental and simulated temperature distribution curves under different spot spacings. (a) Simulation; (b) experiment

Fig. 5. Spot spacing versus uniformity index and maximum temperature difference

Fig. 6. Average temperature curves on material surface under different spot spacings

Fig. 7. Comparison of experimental and simulated temperature field distributions under different spot sizes. (a) 40 mm×40 mm;

Fig. 8. Experimental and simulated temperature distribution curves under different spot sizes. (a) Simulation; (b) experiment

Fig. 9. Side length of spot versus uniformity index and maximum temperature difference

Fig. 10. Average temperature curves on material surface under different spot sizes

Fig. 11. Comparison of experimental and simulated temperature field distributions under different laser powers. (a) 50 W; (b) 100 W;

Fig. 12. Experimental and simulated temperature distribution curves under different laser powers. (a) Simulation; (b) experiment

Fig. 13. Laser power versus uniformity index and maximum temperature difference

Fig. 14. Temperature curves on material surface under different laser powers