Numerical simulation of metallic wire arc additive manufacturing (WAAM)

Numerical simulation of metallic wire arc additive manufacturing (WAAM) M. Graf, K. P. Pradjadhiana, A. Hälsig, Y. H. P. Manurung, and B. Awiszus

Citation: AIP Conference Proceedings 1960, 140010 (2018); doi: 10.1063/1.5035002 View online: https://doi.org/10.1063/1.5035002 View Table of Contents: http://aip.scitation.org/toc/apc/1960/1 Published by the American Institute of Physics

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FIGURE 5. Model of the double ellipsoid heat source by Goldak [7]

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FIGURE 6. Temperature distribution after unidirectional welding of 4 layers and pause time of 15 s after each layer (welding direction: –z) (left) and temperature evolution of one point in layer 4 (right)

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FIGURE 7. Comparison of distortion with different welding path orientations and wire feeds for 40 cm/min welding speed



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