PIEPRZYCA, Jacek, Tomasz MERDER, Mariola SATERNUS, Karel GRYC a Ladislav SOCHA. THE INFLUENCE OF PARAMETERS OF ARGON PURGING PROCESS THROUGH LADLE ON THE PHENOMENA OCCURING IN THE AREA OF PHASE DISTRIBUTIONS: LIQUID STEEL-SLAG. ARCHIVES OF METALLURGY AND MATERIALS. Polsko: POLSKA AKAD NAUK, POLISH ACAD SCIENCES, INST METALL & MATER SCI PAS, PL, 00-901 WARSZAWA, POLAND, 2019, roč. 64, č. 2, s. 653-658. ISSN 1733-3490. Dostupné z: https://dx.doi.org/10.24425/amm.2019.127594. |
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@article{51962, author = {Pieprzyca, Jacek and Merder, Tomasz and Saternus, Mariola and Gryc, Karel and Socha, Ladislav}, article_location = {Polsko}, article_number = {2}, doi = {http://dx.doi.org/10.24425/amm.2019.127594}, keywords = {steelmaking; ladle; slag; physical modelling; FLUID-FLOW; RTD CURVES; DISPERSION; MODEL}, language = {eng}, issn = {1733-3490}, journal = {ARCHIVES OF METALLURGY AND MATERIALS}, title = {THE INFLUENCE OF PARAMETERS OF ARGON PURGING PROCESS THROUGH LADLE ON THE PHENOMENA OCCURING IN THE AREA OF PHASE DISTRIBUTIONS: LIQUID STEEL-SLAG}, url = {http://journals.pan.pl/dlibra/publication/127594/edition/111334/content}, volume = {64}, year = {2019} }
TY - JOUR ID - 51962 AU - Pieprzyca, Jacek - Merder, Tomasz - Saternus, Mariola - Gryc, Karel - Socha, Ladislav PY - 2019 TI - THE INFLUENCE OF PARAMETERS OF ARGON PURGING PROCESS THROUGH LADLE ON THE PHENOMENA OCCURING IN THE AREA OF PHASE DISTRIBUTIONS: LIQUID STEEL-SLAG JF - ARCHIVES OF METALLURGY AND MATERIALS VL - 64 IS - 2 SP - 653-658 EP - 653-658 PB - POLSKA AKAD NAUK, POLISH ACAD SCIENCES, INST METALL & MATER SCI PAS, PL, 00-901 WARSZAWA, POLAND SN - 17333490 KW - steelmaking KW - ladle KW - slag KW - physical modelling KW - FLUID-FLOW KW - RTD CURVES KW - DISPERSION KW - MODEL UR - http://journals.pan.pl/dlibra/publication/127594/edition/111334/content L2 - http://journals.pan.pl/dlibra/publication/127594/edition/111334/content N2 - Purging the liquid steel with inert gases is a commonly used treatment in secondary metallurgy. The main purposes for which this method is used are: homogenization of liquid steel in the entire volume of the ladle, improvement of mixing conditions, acceleration of the absorption process of alloy additives and refining of liquid steel from non-metallic inclusions. The basic processing parameters of this treatment are: gas flow rate and the level of gas dispersion in liquid steel. The level of gas dispersion depends on the design and location of the porous plug in the ladle. Therefore, these parameters have a significant impact on the phenomena occurring in the contact zone of liquid steel with slag. Their improper selection may cause secondary contamination of the bath with exogenous inclusions from the slag, or air atmosphere due to discontinuity of the slag and exposure of the excessive surface of the liquid steel free surface. The article presents the results of modelling research of the effect of liquid steel purging with inert gases on phenomena occurring in this zone. The research was carried out using the physical (water) model of steel ladle. As a modelling liquid representing slag, paraffin oil was used, taking into account the conditions of similarity with particular reference to the kinematic viscosity. The results of the conducted research were presented in the form of visualization of phenomena occurring on the surface of the model liquid free surface in the form of photographs. The work is a part of a bigger study concerning modelling of ladle processes. ER -
PIEPRZYCA, Jacek, Tomasz MERDER, Mariola SATERNUS, Karel GRYC a Ladislav SOCHA. THE INFLUENCE OF PARAMETERS OF ARGON PURGING PROCESS THROUGH LADLE ON THE PHENOMENA OCCURING IN THE AREA OF PHASE DISTRIBUTIONS: LIQUID STEEL-SLAG. \textit{ARCHIVES OF METALLURGY AND MATERIALS}. Polsko: POLSKA AKAD NAUK, POLISH ACAD SCIENCES, INST METALL \&{} MATER SCI PAS, PL, 00-901 WARSZAWA, POLAND, 2019, roč.~64, č.~2, s.~653-658. ISSN~1733-3490. Dostupné z: https://dx.doi.org/10.24425/amm.2019.127594.
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