On the role of thermal fluid dynamics into the evolution of porosity during selective laser melting
By Chinnapat Panwisawas, C. Qiu, Y. Sovani, J. Brooks, Moataz M. Attallah, Hector Basoalto. 2015
224 citations recorded by the source corpus.
Subfields: Automotive Engineering, Mechanical Engineering, Mechanics of Materials
View Paper: https://www.semanticscholar.org/paper/c5b7ad9241008ffdab393547aa0f5345d8678e6d
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In Automotive Engineering
In Mechanical Engineering
In Mechanics of Materials
Citations in the corpus
- Keyhole formation and thermal fluid flow-induced porosity during laser fusion welding in titanium alloys: Experimental and modelling (2017, methodology): “As reported previously in [27-28], the beginning of interaction between heat source and the materials predicts the kinetics of the melt pool.”
- X-Ray Microcomputed Tomography in Additive Manufacturing: A Review of the Current Technology and Applications (2018, unknown): “It was indicated in Panwisawas et al.(43) that small amounts of trapped gas between powder particles act as a nucleation site for spherical pores.”
- Additive manufacturing of metals (2016, methodology): “Typical spot sizes of the laser beam in the focal plane are between 50 mm [22] and 180 mm [23], depending on the manufacturing system used.”
- Selective laser melting of Invar 36: Microstructure and properties (2016, result): “A similar phenomenon was observed in our previous work on SLM of Ti-6Al-4V where increase of laser scanning speed increased flow velocity and instability of the melt pool [10-11].”
- Defect Formation Mechanisms in Selective Laser Melting: A Review (2017, background): “Panwisawas et al [75] established amathematical model of thermal fluid dynamics tobetter understand themorphological evolutionofporosity duringanSLMprocess.”
- Mesoscale modelling of selective laser melting: Thermal fluid dynamics and microstructural evolution (2017, methodology): “[1] have proposed a model to simulate this complex phenomenon via thermal fluid flow calculation, in order to predict and rationalise the evolution of the metallic/gaseous interface which was backed up experimentally by Qiu et al.”
- A review of the as-built SLM Ti-6Al-4V mechanical properties towards achieving fatigue resistant designs (2018, background): “[25], who explored the different ways that spherical pores can become elongated through increased laser scan speed.”