Thermal modeling of electron beam additive manufacturing process - Powder sintering effects

ASME 2012 International Manufacturing Science and Engineering Conference Collocated with the 40th North American Manufacturing Research Conference and in Participation with the Int. Conf., MSEC 2012

Volumn , Issue , 2012, Pages 287-295

  Shen, Ninggang ^a   Chou, Kevin ^a  

^a University of Alabama   (United States)

Author keywords

Electron beam additive manufacturing; Finite element analysis; Powder porosity; Transient thermal analysis

Indexed keywords

ADDITIVE MANUFACTURING; ADDITIVE MANUFACTURING PROCESS; HEATING AND COOLING RATES; HIGH ENERGY ELECTRON BEAMS; HIGH-ENERGY SOURCES; MAXIMUM TEMPERATURE; TRANSIENT HEAT TRANSFER; TRANSIENT THERMAL ANALYSIS;

COOLING; ELECTRON BEAMS; FINITE ELEMENT METHOD; GAUSSIAN BEAMS; MANUFACTURE; POROSITY; POWDER METALS; SINTERING; THERMOANALYSIS;

INDUSTRIAL RESEARCH;

EID: 84883076491     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1115/MSEC2012-7253     Document Type: Conference Paper

References (26)

1. Gaytan, S. M., Murr, L. E., Medina, F., Martinez, E., Lopez, M. I., and Wicker, R. B., 2009, "Advanced metal powder based manufacturing of complex components by electron beam melting," Materials Technology, 24, pp. 180-190.
2. Heinl, P., Rottmair, A., Korner, C., and Singer, R. F., 2007, "Cellular titanium by selective electron beam melting," Advanced Engineering Materials, 9(5), pp. 360-364.
3. Available from: http://www.arcam.com/.
4. Zaeh, M. F., and Lutzmann, S., 2010, "Modelling and simulation of electron beam melting," Production Engeering. Research and Development, 4, pp. 15-23.
5. Liu, C., Wu, B., and Zhang, J., 2010, "Numerical Investigation of Residual Stress in Thick Titanium Alloy Plate Joined with Electron Beam Welding," Metallurgical and Materials Transactions B, 41(5), pp. 1129-1138.
6. Luo, Y., Liu, J., and Ye, H., 2010, "An analytical model and tomographic calculation of vacuum electron beam welding heat source," Vacuum, 84(6), pp. 857-863.
7. Lacki, P., and Adamus, K., 2011, "Numerical simulation of the electron beam welding process," Computers & Structures, 89(11-12), pp. 977-985.
8. Rouquette, S., Guo, J., and Le Masson, P., 2007, "Estimation of the parameters of a Gaussian heat source by the Levenberg-Marquardt method: Application to the electron beam welding," International Journal of Thermal Sciences, 46(2), pp. 128-138.
9. Hemmer, H., and Grong, Ø., 1999, "Prediction of penetration depths during electron beam welding," Science and Technology of Welding & Joining, 4(4), pp. 219-225.
10. Wang, L., Felicelli, S., Gooroochurn, Y., Wang, P. T., and Horstemeyer, M. F., 2008, "Optimization of the LENS process for steady molten pool size," Materials Science & Engineering A (Structural Materials: Properties, Microstructure and Processing), 474, pp. 148-156.
11. Roberts, I. A., Wang, C. J., Esterlein, R., Stanford, M., and Mynors, D. J., 2009, "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, 49(12-13), pp. 916-923.
12. Lankalapalli, K., Tu, J. F., and Gartner, M., 1996, "A model for estimating penetration depth of laser welding processes," Journal of Physics D: Applied Physics, 29, p. 1831.
13. Tsirkas, S. A., Papanikos, P., and Kermanidis, T., 2003, "Numerical simulation of the laser welding process in butt-joint specimens," Journal of Materials Processing Technology, 134(1), pp. 59-69.
14. Qi, H., Mazumder, J., and Ki, H., 2006, "Numerical simulation of heat transfer and fluid flow in coaxial laser cladding process for direct metal deposition," Journal of Applied Physics, 100(2).
15. Wen, S., and Shin, Y. C., "Modeling of transport phenomena during the coaxial laser direct deposition process," American Institute of Physics.
16. Choi, J., Han, L., and Hua, Y., 2005, "Modeling and experiments of laser cladding with droplet injection," Journal of Heat Transfer, 127(9), pp. 978-986.
17. Taylor, G. A., Hughes, M., Strusevich, N., and Pericleous, K., 2002, "Finite volume methods applied to the computational modelling of welding phenomena," Applied Mathematical Modelling, 26(2), pp. 311-322.
18. De, A., and DebRoy, T., 2007, "Improving reliability of heat and fluid flow calculation during conduction mode laser spot welding by multivariable optimisation," Science and Technology of Welding and Joining, 11, pp. 143-153.
19. Lin, T. H., Watson, J. S., and Fisher, P. W., 1985, "Thermal conductivity of iron-titanium powders," Journal of Chemical & Engineering Data, 30(4), pp. 369-372.
20. Sih, S. S., and Barlow, J. W., 2004, "The prediction of the emissivity and thermal conductivity of powder beds," Particulate Science and Technology, 22, pp. 291-304.
21. Kolossov, S., Boillat, E., Glardon, R., Fischer, P., and Locher, M., 2004, "3D FE simulation for temperature evolution in the selective laser sintering process," International Journal of Machine Tools and Manufacture, 44(2-3), pp. 117-123.
22. Patil, R. B., and Yadava, V., 2007, "Finite element analysis of temperature distribution in single metallic powder layer during metal laser sintering," International Journal of Machine Tools and Manufacture, 47(7-8), pp. 1069-1080.
23. Tolochko, N. K., Arshinov, M. K., Gusarov, A. V., Titov, V. I., Laoui, T., and Froyen, L., 2003, "Mechanisms of selective laser sintering and heat transfer in Ti powder," Rapid Prototyping Journal, 9, pp. 314-326.
24. Yang, J., Sun, S., Brandt, M., and Yan, W., 2010, "Experimental investigation and 3D finite element prediction of the heat affected zone during laser assisted machining of Ti6Al4V alloy," Journal of Materials Processing Technology, 210(15), pp. 2215-2222.
25. Hofmeister, W., Wert, M., Smugeresky, J., Philliber, J. A., Griffith, M., and Ensz, M. T., 1999, "Invesitigation of solidification in the Laser Engineered Net Shaping (LENS) process," JOM, 51(7).
26. Boyer, R., Welsch, G., and Collings, E. W., 1998, "Materials Properties Handbook: Titanium Alloys," ASM InternationalMaterials Park, OH, USA, pp. 483-636.