Selective laser melting of aluminum nano-powder particles, a molecular dynamics study
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DOI: 10.1016/j.addma.2020.101272
Abstract: Abstract A quasi-2D model of Micro-selective laser melting (μ-SLM) process using molecular dynamics is developed to investigate the localized melting and solidification of a randomly-distributed Aluminum nano-powder bed. One of the biggest challenges in modeling… read more here.
Keywords: laser; molecular dynamics; meltpool; nano powder ... See more keywords
A meltpool prediction based scan strategy for powder bed fusion additive manufacturing
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DOI: 10.1016/j.addma.2020.101383
Abstract: Abstract In this study a feedforward control method for laser powder bed fusion additive manufacturing is demonstrated. It minimizes the meltpool variation by updating the laser power based on a data-driven predictive meltpool model. A… read more here.
Keywords: powder bed; meltpool; bed fusion; additive manufacturing ... See more keywords