Investigation on Tapping Strategies at the Blast Furnace With Special Regard to the State of the Hearth

2nd International Congress on the Science and Technology of Ironmaking and 57th Ironmaking Conference Proceedings

Volumn , Issue , 1998, Pages 595-606

  Kowalski, Wolfgang ^a   Bachhofen, Hans Jurgen ^a   Ruther, Horst Peter ^a   Rodl, Sigurd ^b   Marx, Kersten ^b   Thiemann, Thomas ^b  

^a THYSSENKRUPP STEEL EUROPE AG   (Germany)

^b BFI Betriebs Forschiuigs Institut   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

SLAGS; WEAR OF MATERIALS;

DRAINAGE BEHAVIOR; FLOW CONDITION; FLOW INDUCED; HOT METAL; HOT METAL FLOW; LIQUID INTERFACE; ON FLOW; PHYSICAL MODELLING; TAPPING TIME; TIME DEPENDENT;

BLAST FURNACES;

EID: 85197797135     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (19)

1. H. Hille, W. Lanzer, H.B. Lungen, R. Sieger, "Technical and economical examination of the development of blast furnace capacities", MPT International. 4, 1997, pp; 66-79.
2. K.H. Peters, "Blast Furnace Ironmaking Philosophy at Thyssen Stahl, Including the New No. 2 Blast Furnace at Schwelgem and High Coal Injection Rates", Ironmaking 2000.18th Advanced Technology Symposium. Oct. 1994.
3. W. Kowalski, H.J. Bachhofen, E. Beppler, K. Kreibich, K. Mulheims, M. Peters, C.U Wieters, "Process Control Technique at the Blast Furnaces of Thyssen Stahl AG", 54th Ironmaking Conference Proceedings. 1995, pp. 231-239.
4. E. Schulz, W. Kowalski, H.I. Bachhofen, K.H. Peters, E. Wilms, S. Land, "Planting, Bau, Inbetriebnahme und erste Betriebsefgebnisse des Hochofens 2 Schwelgern", Stahl und Eisen. Vol. 115, No. 11, 1995, pp. 41-54.
5. Y. Sawa, K. Takeda, S, Taguchi, T. Matsumoto, Y. Watanabe, H. Kamano, "Influence of Low Permeability Zone in Blast Furnace Hearth on Temperature Distribution in Furnace Bottom and on Iron and Slag Tapping Indices", (in Jap.), Tetsu To Haeane. Vol. 78, No. 7, 1992, pp; 1171-1178.
6. R.G. Olsson, V. Koump, T.F, Perzak, "Rate of Dissolution of Carbon in Molten Fe-C Alloys", Transactions of the Metallurgical Society of ATMF. Vol. 236, April 1966, pp. 426-429.
7. H. Schenck, A. Gerber, E. Steinmetz, "EinflufJ der Stromung auf den Stoffubergang des festen Kohlenstoffs in Eisen-Kohlenstoff-Schmelzen", Archiv fur das Eisenhuttenwcsen. Vol. 40; No. 11, November 1969, pp. 851-853.
8. H.W. Gudenau, J.P. Mulanza, M. Scheiwe, R. Sieger, "Auflosungsverhalten von Kohlenstoffsteinen im Roheisenbad", Stahl und Eisen. Vol. Ill, No. 2, 1991, pp. 89-95.
9. M. Neifer, S. Rodl, N. Bannenberg, H. Lachmund, "Untersuchungen zur Bewegung und Abscheidung von Einschlussen in gasgeruhrten Stahlschmelzen", Stahl und Eisen. Vol. 117, No. 5, 1997, pp. 55-63.
10. S. Ergun, "Fluid Flow Through Packed Columns", Chem. Eng. Prog. Vol. 48, No. 2, 1952, pp. 89-94.
11. C.W. Hirt, B.D, Nichols; "Volume of Fluid (VOF) Method for the Dynamics of Free Boundaries", Journal of Computational Phvsics. Vol. 39, 1981, pp. 201-225.
12. W.B.U. Tanzil, P. Zulli, J.M. Burgess, W.V. Pinczewski, "Experimental Model Study of the Physical Mechanisms Governing Blast Furnace Hearth Drainage", Transactions ISIJ. Vol. 24. 1984, pp. 197-205.
13. G. Still, "Verhalten des Kokses im unteren Teil des Hochofens", Ph.D. thesis. RWTH Aachen. 1984.
14. J. Ohno, M. Nakamura, Y. Hara, M. Tachimori, S. Arino, "Flow of Iron in Blast Furnace Hearth", Health JJid Racsway Symposium,. Australia, 1981, pp. 10-1 to 10-12.
15. F. Yoshikawa, J, Szekely, "Mechanism of Blast Furnace Hearth Erosion", Ironmaking and Steelmakirig, No. 4, 1981, pp. 159-168.
16. H. Hotta, R. Nakajirna, S. Kishimoto, K. Ishii, "Blast Furnace Operation With Hot Blast Control Valves", 48th fronmaking Conference Proceedings. Vol.48, 1989, pp. 565-572.
17. G. Brunnbauer, "Problems and Techniques Relating to the Evacuation of Molten Material at VA Stahl Linz", EBFC Meeting. Linz. Austria. 1996.
18. N.S. Hur, B.R. Cho, K.W. Han, K.Y. Seo, "Improvements in Casthouse Practices at Kwangyang Works", 55th Ironmaking Conference Proceedings. 1996, pp. 145-152.
19. E.M. O'Donnell, G.G. Mikaloff, J.G. Yount Jr., "Soaking Bar Technology on a Single-Taphole Blast Furnace", Iron and Steel Engineer. Oct. 1993, pp. 3643. 606 - 1998 ICSTI/IRONMAKING CONFERENCE PROCEEDINGS