中国激光, 2020, 47 (7): 0702004, 网络出版: 2020-07-10
熔滴对激光焊接匙孔与熔池影响的数值模拟 下载: 911次
Numerical Simulation of Influence of Droplet on Keyhole and Molten Pool of Laser Welding
图 & 表
图 1. 半径为0.9 mm的熔滴在不同时刻进入熔池匙孔的变化过程。(a) t=39.2 ms; (b) (t+3) ms; (c) (t+4) ms
Fig. 1. Change process of droplet with radius of 0.9 mm entering keyhole of molten pool at different moments。 (a) t=39.2 ms; (b) (t+3) ms; (c) (t+4) ms
图 2. 半径为0.6 mm熔滴在不同时刻进入熔池匙孔的变化过程。(a) t=39.2 ms; (b) (t+3) ms; (c) (t+4) ms
Fig. 2. Change process of droplet with radius of 0.6 mm entering keyhole of molten pool at different moments。 (a) t=39.2 ms; (b) (t+3) ms; (c) (t+4) ms
图 3. 半径为0.9 mm的熔滴在不同时刻的熔池纵截面流场。 (a) t=39.2 ms; (b) (t+3) ms; (c) (t+4) ms
Fig. 3. Longitudinal cross-sectional flow field of molten pool with droplet radius of 0.9 mm at different moments。 (a) t=39.2 ms; (b) (t+3) ms; (c) (t+4) ms
图 4. 半径为0.6 mm的熔滴在不同时刻的熔池纵截面流场。 (a) t=39.2 ms; (b) (t+3) ms; (c) (t+4) ms
Fig. 4. Longitudinal cross-sectional flow field of molten pool with droplet radius of 0.6 mm at different moments。 (a) t=39.2 ms; (b) (t+3) ms; (c) (t+4) ms
彭进, 许红巧, 王星星, 殷利迎, 李宁宁, 李俐群. 熔滴对激光焊接匙孔与熔池影响的数值模拟[J]. 中国激光, 2020, 47(7): 0702004. Peng Jin, Xu Hongqiao, Wang Xingxing, Yin liying, Li Ningning, Li Liqun. Numerical Simulation of Influence of Droplet on Keyhole and Molten Pool of Laser Welding[J]. Chinese Journal of Lasers, 2020, 47(7): 0702004.