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FLUID DYNAMICS OF CONTINUOUS CASTING TUNDISHES |
HE Youduo Professor;Department of Mepallergy;Baotou Institute of Iron and Speel Technology;Baotou;Nei Monggot;SAHAI Yogeshwar Baotou Institute of Iron and Steel Technology; Baotou; Nei Monggol; The Ohio State University; Columbus OH; USA |
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Cite this article:
HE Youduo Professor;Department of Mepallergy;Baotou Institute of Iron and Speel Technology;Baotou;Nei Monggot;SAHAI Yogeshwar Baotou Institute of Iron and Steel Technology; Baotou; Nei Monggol; The Ohio State University; Columbus OH; USA. FLUID DYNAMICS OF CONTINUOUS CASTING TUNDISHES. Acta Metall Sin, 1988, 24(2): 147-154.
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Abstract A mathematical model torepresent turbulent fluid flow and mixing incontinuous casting tundishes has been developed. The model involves solution ofthe three-dimensional turbulent Navier-Stokes equation, turbulence being modeledby the so-called K-ε, two-equation model. Fluid flow parameters and residence timedistribution has been predicted in a tundish of rectangular cross section. The modelis later extended to predict fluid flow in typical industrial tundishes where wallsare not vertical, but slightly inclined from the vertical. This results in an interest-ing variation in fluid flow, which may have important technological implications.The theoretical predictions are compared with the measurements obtained in watermodels. The detailed understanding of the hydrodynamics of the tundish flow canbe used to optimize the design for steel cleanliness.
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Received: 18 February 1988
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