Simulation on 戴瑞航https://www.dairuihang.com/zh/tags/simulation/Recent content in Simulation on 戴瑞航HugozhSun, 01 Feb 2026 00:00:00 +0100Temperature control in powder bed fusion of metals via inverse-designed laser beam shapeshttps://www.dairuihang.com/zh/publications/2026-am-inverse-designed-beam-shapes/Sun, 01 Feb 2026 00:00:00 +0100https://www.dairuihang.com/zh/publications/2026-am-inverse-designed-beam-shapes/<p>本文证明了通过数值优化逆向设计的激光光束形状可以调控金属粉末床熔融中的表面温度场。仿真得到的表面温度与多光谱成像测得的绝对温度图吻合良好；对一系列逆向设计光束形状的实验验证表明，数值优化可以指导先进光束整形，改善 PBF-LB/M 的过程控制。</p>