Modeling of the in-flight solidification of droplets produced by the uniform-droplet spray process

International Journal of Thermal Sciences

Volumn 48, Issue 8, 2009, Pages 1494-1500

  Pillai, Suresh Kumar ^a   Ando, Teiichi ^a  

^a Northeastern University   (United States)

Author keywords

In flight solidification; Recalescence; Shielding effect; UDS process

Indexed keywords

CHARGING VOLTAGES; COOLING RATES; DROPLET SPRAYS; DROPLET VELOCITIES; ELECTRICAL CHARGING; IN-FLIGHT SOLIDIFICATION; INTERFACE MIGRATIONS; RECALESCENCE; SHIELDING EFFECT; SIMULATION RESULTS; SOLIDIFICATION OF DROPLETS; UDS PROCESS;

COOLING; CRYSTALLIZATION; HEAT EXCHANGERS; HEAT TRANSFER COEFFICIENTS; ION BEAMS; LEAD; LEAD ALLOYS; SHIELDING; SOLIDIFICATION; TIN;

DROP FORMATION;

EID: 67349258229     PISSN: 12900729     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijthermalsci.2008.12.011     Document Type: Article

References (16)

1. C.H. Passow, A study of spray forming using uniform droplet sprays, MS thesis, Massachusetts Institute of Technology, USA, 1992
2. J.-H. Chun, C.H. Passow, Production of charged uniformly sized metal droplets, United States Patent #5,266,098
3. Chen C.-A., Sahu S., Chun J.-H., and Ando T. Spray forming with uniform droplets. Science and Technology of Rapid Solidification and Processing, Proceedings of the NATO Workshop (1995), Kluwer Academic Publishers, Dordrecht 123-134
4. A. DiVenuti, Characterization of droplet flight path and mass flux in droplet-based manufacturing, MS Thesis, Tufts University, USA, 1996
5. Mathur P., Apelian D., and Lawley A. Analysis of the spray deposition process. Acta Metall. 37 (1989) 429-433
6. Grant P.S., Cantor B., and Katerman L. Modelling of droplet dynamics and thermal histories during spray forming. I. Individual droplet behavior. Acta Metall. Mater. 41 (1993) 3097-3108
7. Scheil E. Bemerkungen zur schichtkristallbildung. Z. Metallk. 34 (1942) 70-72
8. K.G. Abel, Modeling of in-flight solidification of traveling uniform-droplets, MS Thesis, Massachusetts Institute of Technology, USA, 1993
9. Mulholland J.A., Srivastava R.K., and Wendt J.O.L. Influence of droplet spacing on drag coefficient in nonevaporating, monodisperse streams. AIAA Journal 26 (1988) 1231-1237
10. Szekely J. Fluid Flow Phenomena in Materials Processing (1979), Academic Press, New York, USA
11. Wu P., and Ando T. Computation of continuous cooling transformation diagrams for the heterogeneous nucleation in Sn-5 mass pct Pb droplets. Metall. Trans. A 36 (2005) 35-41
12. Lee S., and Ahn E.-S. Solidification progress and heat transfer analysis of gas-atomized alloy droplets during spray forming. Acta Metall. Mater. 42 9 (1994) 3231-3243
13. Boettinger W.J., Bendersky L., and Early J.G. An analysis of the microstructure of Al-8 wt% Fe rapidly solidified powders. Metall. Trans. 21A (1986) 781
14. Simithells C.J., and Brandes E.A. Metals Reference Book (1976), Butterworths, London, UK
15. In: Weast R.C. (Ed). CRC Handbook of Chemistry and Physics. 68th Edition (1987), CRC Press, Boca Raton, FL, USA
16. Wiskel J.B., Henein H., and Maire E. Solidification study of aluminum alloys using impulse atomization: Part 1. Heat transfer analysis of an atomized droplet. Can. Metall. Q. 41 (2002) 97-110