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Jun Katagiri
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Makoto Watanabe
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Particle Size Effect on Powder Packing Properties and Molten Pool Dimensions in Laser Powder Bed Fusion Simulation
Description/Abstract:
Various defects are produced during laser powder bed fusion (L-PBF) process, and can affect the quality of the fabricated part. Past stud...
Keyword:
discrete-element method
,
laser powder bed fusion
,
multiphysics CFD simulation
,
packing fraction
,
packing homogeneity
,
particle size
, and
powder spreading
Resource Type:
Article
Author:
Jun Katagiri
,
Sukeharu Nomoto
,
Masahiro Kusano
, and
Makoto Watanabe
Journal:
Journal of Manufacturing and Materials Processing
Date Uploaded:
05/04/2024
Influence of recoil pressure, mushy zone flow resistance and reflectivity on melt pool shape in laser powder bed fusion simulation
Description/Abstract:
Melt pool dimensions (depth: <i>D</i> and width: <i>W</i>) are strongly correlated with defects generated in laser powder bed fusion. The...
Keyword:
Fresnel laser reflection model
,
Laser powder bed fusion
,
Melt pool shape
,
Multi-physics CFD simulation
,
Mushy zone flow resistance
, and
Recoil pressure
Resource Type:
Article
Author:
Jun Katagiri
,
Masahiro Kusano,
,
Sukeharu Nomoto
, and
Makoto Watanabe
Journal:
Case Studies in Thermal Engineering
Date Uploaded:
10/10/2023
Date Modified:
10/10/2023
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Creative Commons BY Attribution 4.0 International
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Author
Jun Katagiri
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Makoto Watanabe
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Masahiro Kusano
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Masahiro Kusano,
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Innovative Science and Technology Initiative for Security
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the Acquisition, Technology, and Logistics Agency(ATLA)
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Case Studies in Thermal Engineering
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Journal of Manufacturing and Materials Processing
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