A three-dimensional finite element analysis of the temperature field during laser melting of metal powders in additive layer manufacturing

International Journal of Machine Tools and Manufacture

Volumn 49, Issue 12-13, 2009, Pages 916-923

  Roberts, I A ^a   Wang, C J ^a   Esterlein, R ^b   Stanford, M ^a   Mynors, D J ^a  

^a UNIVERSITY OF WOLVERHAMPTON   (United Kingdom)

^b TU DORTMUND UNIVERSITY   (Germany)

Author keywords

Additive layer manufacturing; Element birth and death; Laser melting; Multilayer

Indexed keywords

DIMENSIONAL TEMPERATURES; ELEMENT BIRTH AND DEATH; LASER HEATS; LASER MELTING; LASER SCANNING; LAYER MANUFACTURING; METAL POWDER; MULTIPLE LAYERS; NUMBER OF LAYERS; POWDER BED; RESIDUAL STRESS STATE; SIMULATION TECHNIQUE; TEMPERATURE FIELD; TEMPERATURE GRADIENT; THERMAL CYCLE; THERMAL INTERACTION; THERMAL STRESS DISTRIBUTIONS; THREE DIMENSIONAL FINITE ELEMENT ANALYSIS; TRANSIENT TEMPERATURE FIELDS; TRANSIENT TEMPERATURE HISTORY;

LASER PULSES; LASERS; MANUFACTURE; MULTILAYERS; POWDER METALS; SMELTING; STRENGTH OF MATERIALS; STRESS CONCENTRATION; TEMPERATURE; THERMAL STRESS; THERMOELASTICITY; THREE DIMENSIONAL;

METAL MELTING;

EID: 68349085686     PISSN: 08906955     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijmachtools.2009.07.004     Document Type: Article

References (28)

1. Tolochko N.K., et al. Mechanisms of selective laser sintering and heat transfer in Ti powder. Rapid Prototyping Journal 9 5 (2003) 314-326
2. Simchi A. Direct laser sintering of metal powders: mechanism, kinetics and microstructural features. Materials Science and Engineering A 428 1-2 (2006) 148-158
3. Xiao B., and Zhang Y. Laser sintering of metal powders on top of sintered layers under multiple-line laser scanning. Journal of Physics D: Applied Physics 40 21 (2007) 6725-6734
4. Chen T., and Zhang Y. Three-dimensional modeling of laser sintering of a two-component metal powder layer on top of sintered layers. Journal of Manufacturing Science and Engineering 129 (2007) 575-582
5. JunChang L., Langlade C., and Vannes A.B. Evaluation of the thermal field developed during pulsed laser treatments: semi analytical calculation. Surface and Coatings Technology 115 1 (1999) 87-93
6. A. Nisar, et al., Three-dimensional transient finite element analysis of the laser enamelling process and moving heat source and phase change considerations, in: Proceedings of the Institution of Mechanical Engineers-Part B-Engineering Manufacture, vol. 217(6), 2003, pp. 753-764.
7. Kolossov S., et al. 3D FE simulation for temperature evolution in the selective laser sintering process. International Journal of Machine Tools and Manufacture 44 2-3 (2004) 117-123
8. Cervera G.B.M., and Lombera G. Numerical prediction of temperature and density distributions in selective laser sintering processes. Rapid Prototyping Journal 5 1 (1999) 21-26
9. Crafer R.C., and Oakley P.J. Laser Processing in Manufacturing (1993), Chapman & Hall, London
10. Ready J.F. Effects of High-Power Laser Radiation (1971), Academic Press, New York, London p. 433
11. Dai K., and Shaw L. Finite element analysis of the effect of volume shrinkage during laser densification. Acta Materialia 53 18 (2005) 4743-4754
12. Chen W.-L., Yang Y.-C., and Lee H.-L. Estimating the absorptivity in laser processing by inverse methodology. Applied Mathematics and Computation 190 (2007) 712-721
13. Frewin M.R., and Scott D.A. Finite element model of pulsed laser welding. Welding Research Supplement (1999) 15-22
14. Kruth J.P., et al. Lasers and materials in selective laser sintering. Assembly Automation 23 4 (2003) 357-371
15. Fischer P., et al. Sintering of commercially pure titanium powder with a Nd:YAG laser source. Acta Materialia 51 6 (2003) 1651-1662
16. Bejan A., and Kraus A.D. Heat Transfer Handbook (2003), Wiley, New York p. 1480
17. ANSYS10.0, ANSYS Release 10.0 Documentation, 2007.
18. Gan Z., Ng H.W., and Devasenapathi A. Deposition-induced residual stresses in plasma-sprayed coatings. Surface and Coatings Technology 187 2-3 (2004) 307-319
19. Thummler F., and Oberacker R. An Introduction to Powder Metallurgy (1993), The University Press, Cambridge, London
20. Sih S.S., and Barlow J.W. The prediction of the emissivity and thermal conductivity of powder beds. Particulate Science and Technology 22 (2004) 427-440
21. Rombouts M., et al. Light extinction in metallic powder beds: correlation with powder structure. Journal of Applied Physics 98 1 (2005) 013534 (12 pages)
22. Gusarov A.V., et al. Heat transfer modelling and stability analysis of selective laser melting. Applied Surface Science (2007)
23. Mills K.C. Recommended Values of Thermophysical Properties for Selected Commercial (2002), Woodhead Publishing p. 320
24. Dai K., and Shaw L. Thermal and stress modeling of multi-material laser processing. Acta Materialia 49 20 (2001) 4171-4181
25. Electrical Optical Systems, EOS M250Xtended, M270 Basic Operation Manual, 2005.
26. Fischer P., et al. Temperature measurements during selective laser sintering of titanium powder. International Journal of Machine Tools and Manufacture 44 12-13 (2004) 1293-1296
27. Dai K., and Shaw L. Distortion minimization of laser-processed components through control of laser scanning patterns. Rapid Prototyping Journal 8 5 (2002) 270-276
28. Shen X.-F., et al. Finite element simulation of thermal distribution in direct metal laser multi-track sintering. Journal of Sichuan University (Engineering Science Edition) 37 1 (2005) 47-51