Zobrazeno 1 - 8
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pro vyhledávání: '"E. A. Chichkarev"'
Autor:
E. A. Chichkarev
Publikováno v:
Metallurgist. 55:261-265
On the basis of analyzing experimental data for the solubility of calcium and magnesium in molten Fe–C–Si, the most probable values for thermodynamic reaction parameters $ e_{Ca}^{Ca},e_{Ca}^{Si},e_{Mg}^{Si},e_{Mg}^C, $ and reaction constants for
Autor:
E. A. Chichkarev
Publikováno v:
Metallurgist. 55:21-27
A procedure based on using fractional rational functions is developed for approximation of the concentration dependence of activity coefficients for systems with strong reaction of components in a melt. The most probable values of reaction parameters
Autor:
E. A. Chichkarev
Publikováno v:
Metallurgist. 54:236-243
A mathematical model is constructed to describe the coagulation of nonmetallic inclusions and their removal from steel in a large pouring ladle. It is established that the mechanism of flotation by bubbles of inert gas effectively removes only the re
Publikováno v:
Steel in Translation. 39:1039-1042
Measurement of the surface temperature of continuous-cast billet is of great interest in studying ingot solidification and monitoring casting parameters [1]. However, it is difficult to measure the high surface tem perature of the continuously mov
Autor:
E. A. Chichkarev
Publikováno v:
Metallurgist. 53:728-734
Results are presented for a study of low-alloy converter steel rolled product contaminated with oxide non-metallic inclusions. Thermodynamic analysis for the conditions of modifying non-metallic inclusions of calcium, and also statistical treatment o
Autor:
E. A. Chichkarev
Publikováno v:
Steel in Translation. 39:1000-1004
The desulfurization of ferrocarbon melts as a result of mixing by bubbles of Ca and Mg vapor and carrier gas is investigated. The calculation results are in satisfactory agreement with experimental data. The introduction of calcium by powder wire is
Autor:
D. A. Livshits, I. N. Kostyrya, E. A. Chichkarev, I. V. Ganoshenko, V. V. Kislitsa, O. B. Isaev
Publikováno v:
Russian Metallurgy (Metally). 2011:1110-1112
A rational technology is proposed for the deoxidation of low-silicon steel. It includes preliminary deoxidation by ferrosilicomanganese in metal tapping from a steel-melting unit and the introduction of aluminum ingots and aluminum rods during out-of
Publikováno v:
Steel in Translation. 40:833-835
Thanks to statistical analysis of production data and simulation, optimal taper of the molds in continuous slab-casting machines for the casting of peritectic steel may be determined for OAO MK Azovstal’.