A new ray tracing heat source model for mesoscale CFD simulation of selective laser melting (SLM)

DOI10.1016/j.apm.2019.10.049zbMath1481.78024OpenAlexW2981697598MaRDI QIDQ2174368

Binqi Liu, Gang Fang, Liping Lei, Wei Liu

Publication date: 21 April 2020

Published in: Applied Mathematical Modelling (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.apm.2019.10.049

zbMATH Keywords

ray tracingadditive manufacturingmesoscopic simulationabsorptivityselective laser melting

Mathematics Subject Classification ID

Lasers, masers, optical bistability, nonlinear optics (78A60) Finite volume methods, finite integration techniques applied to problems in optics and electromagnetic theory (78M12)

Related Items (3)

Discrepancies between Gaussian surface heat source model and ray tracing heat source model for numerical simulation of selective laser melting ⋮ A mixed interface-capturing/interface-tracking formulation for thermal multi-phase flows with emphasis on metal additive manufacturing processes ⋮ Steady-state thermal model based on new dedicated boundary conditions -- application in the simulation of laser powder bed fusion process

Cites Work

• Modelling of radiation transfer in metallic powders at laser treatment
• Volume of fluid (VOF) method for the dynamics of free boundaries
• Analytical relations connecting linear interfaces and volume fractions in rectangular grids
• Laser-induced heating of dynamic particulate depositions in additive manufacturing
• Investigation of heat source modeling for selective laser melting

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