激光束空域形态对激光定向能量沉积316L不锈钢热输运影响的数值模拟

任松, 吴家柱, 张屹, 张大斌, 曹阳, 尹存宏

Numerical Simulation on Effects of Spatial Laser Beam Profiles on Heat Transport During Laser Directed Energy Deposition of 316L Stainless Steel

REN Song, WU Jiazhu, ZHANG Yi, ZHANG Dabin, CAO Yang, YIN Cunhong

图6 超Gaussian形态(SGP1，K = 4.2)作用下不同功率时沉积道形貌的数值模拟结果与实验结果

Fig.6 Experimental and simulated results at laser powers of 600 W (a), 700 W (b), and 800 W(c) under the action of SGP1