基于机器学习与多目标优化的304L不锈钢激光粉末床熔融工艺优化研究

徐青青, 闫震, 郭玉玉, 侯娟, 王皞, 黄爱军

Research on Optimization of Laser Powder Bed Fusion Process for 304L Stainless Steel Based on Machine Learning and Multi-Objective Optimization

XU Qingqing, YAN Zhen, GUO Yuyu, HOU Juan, WANG Hao, HUANG Aijun

图2 LPBF激光工艺参数和力学性能的可视化数据分布范围

Fig.2 Visualizations of data distribution ranges for LPBF process parameters and mechanical properties (Colored areas indicate the distribution density of the dataset) (a) laser power and scanning speed (b) layer thickness and hatch distance (c) UTS, YS, and EL