Use of numerical modelling to study the impact of operating parameters on the quality of a Vacuum Arc Remelted ingot

Modeling of Casting, Welding and Advanced Solidification Processes - XI

Volumn 2, Issue , 2006, Pages 953-960

  Jardy, A ^a   Hans, S ^b  

^a UNIVERSITÉ DE LORRAINE   (France)

^b Aubert et Duval ^*  (France)

Author keywords

Freckles; Modelling; Steels; Stirring; Superalloys; Validation; VAR

Indexed keywords

ANISOTROPY; COMPUTER SIMULATION; MECHANICAL PERMEABILITY; REMELTING; STEEL; SUPERALLOYS; TURBULENT FLOW;

OPERATING PARAMETERS; RAYLEIGH NUMBER CRITERION; SOLIDIFICATION DEFECTS; VACUUM ARC REMELTED INGOTS;

INGOTS;

EID: 33845189680     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (9)

1. S. Hans, "Modélisation des transferts couplés de chaleur, de soluté et de quantité de mouvement lors de la refusion à.l'arc sous vide (VAR). Application aux alliages de titane" (Ph.D. Thesis, INPL Nancy, 1995).
2. A. Jardy, S. Hans, and D. Ablitzer, "On the numerical prediction of coupled transfers and solidification process during vacuum consumable arc remelting of titanium alloys," 7th International Conference on Modeling of Casting, Welding and Advanced Solidification Processes, ed. M. Cross and J. Campbell (Warrendale, PA: TMS-AIME, 1995), 205-212.
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5. rd edition, Trans. Tech. Publications).
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7. L. Jackman, G. Maurer, and S. Widge, "New knowledge about white spots in superalloys," Advanced Material and Processes, 5 (1993), 18-25
8. P. Auburtin et al., "Freckle formation and freckle criterion in superalloy castings," Met. Mat. Trans., 31B (2000), 801-811.
9. D.R. Poirier, "Permeability for flow of interdendritic liquid in columnar dendritic alloys," Metall. Trans., 18B (1987), 245-255.