Stratification and emptying flow in ladles before and during casting. Creation of simple models from experiments and sophisticated models

80th Steelmaking Conference Proceedings

Volumn , Issue , 1997, Pages 557-581

  Grip, Carl Erik ^a   Jonsson, Lage ^b   Pan, Yuhua ^c   Olika, Bekele ^c  

^a SSAB   (Sweden)

^b MEFGS   (Sweden)

^c LULEÅ UNIVERSITY OF TECHNOLOGY   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

STEELMAKING; TANKS (CONTAINERS);

3-D NUMERICAL SIMULATION; CONDITION; DRAINAGE FLOWS; EQUATION MODELS; SIMPLE MODELING; SIMPLE++; TANK-IN SERIES MODEL; TANKS-IN-SERIES; TANKS-IN-SERIES MODEL; TOTAL EFFECT;

EID: 0342457061     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (11)

1. Jonsson K. O. "Natural convection in Ladle and Mould", Dr Eng Thesis in Ferrous Metallurgy at MEFOS 1970. (in Swedish)
2. Wester J Å: Report on Gas-stirring trials: MEFOS internal report MF 2/68 1968
3. th Steelmaking Conference, Chicago, Illinois, USA, March 20-23, 1994
4. B. Olika, Y. Pan, B. Björkman and C.E. Grip, "Numerical simulation and industrial investigation on the melt stratification phenomena in ladles holding molten steel"., Scaninject VII, June 1996
5. Ilegbusi O. J. and Szekeley J., "Melt Stratification in Ladles", Transactions ISIJ, Vol 27, 1987, pp. 563-569
6. S. Chakraborty and Y. Sahai, "Effect of Slag Cover on Heat Loss and Liquid Steel Flow in Ladles Before and during Teeming to a Continuous Casting Tundish", Metallurgical Transactions B, Volume 23 B, April 1992, pp. 135-151
7. Austin [et al], "Mathematical modelling of Thermal Stratification and Drainage of steel ladles", ISIJ International, Vol 32 (1992), No. 2, pp 196-200
8. Grip C. E. and Österberg A. K." Prediction models for temperature behaviour in a tundish. A practical approach using an Expert system" Scaninject VII, June 7-8 1995, Luleå Sweden, p 147-170
9. Grip C. E., Lampinen H.O., Lundqvist M. and Widehuldt S., " Measurement and Calculation of Temperature, Thermal Stratification and Steel Flow in Ladle and Tundish.", ISIJ international, Vol. 36 (1996), supplement, pp S211-S214
10. Grip C. E., Jönsson P. and Jonsson L. "Prediction of emptying flows in ladles and verification with data from trace element plant trials.", to be published
11. Deely Paul D., Kundig Konrad J.A. and Spendelow Howard R. Jr, "Ferroalloys & Alloying Additives Handbook", Shieldalloy corporation Newfield, New Jersey, 1981