Physico-chemical nature of steel production. Acid and basic steel processes. Steel production in LD converters. Converter characteristics. Batch, course of forging processes, mode of oxygen blowing.
Melting slag mode. Melting mode. Static and dynamic model of melt control in LD converter.
Steel production in OBM converter. Nozzles, thermal protection of nozzles, blown media. Formation and significance of slag. Comparison of OBM and LD converter. Processing of pig iron with a higher phosphorus content.
Deoxidation and alloying of steel. Deoxidation of steel with synthetic slag. Vacuum carbon deoxidation of steel. Non-metallic inclusions in steel, distribution of non-metallic inclusions. Inclusion modifications.
Theory of origin and stabilization of direct current and alternating electric arc combustion. Combined working characteristics of EOP. UHP, SUHP and UHCP furnaces.
Melting intensification in EOP. Use of oxygen gas, oxyfuel burners. Electrode movement regulation. Static and dynamic characteristics of the controller.
Importance of oxidation and reduction period of melting. Remelting technology. Thermodynamics of metallurgical processes during oxidative refining of high chromium baths.
Behavior of hydrogen and nitrogen during melting in EOP. Monitoring of basic physicochemical characteristics of liquid steel. Production management automation in EOP.
DC fed arc furnaces. Design and metallurgical differences from alternating EOPs.
New processes in the production of electrical steel, flexible and hybrid processes. Steel production in induction furnaces. Theory of heating and melting. Design of induction furnaces. Electroslag remelting.
Melting slag mode. Melting mode. Static and dynamic model of melt control in LD converter.
Steel production in OBM converter. Nozzles, thermal protection of nozzles, blown media. Formation and significance of slag. Comparison of OBM and LD converter. Processing of pig iron with a higher phosphorus content.
Deoxidation and alloying of steel. Deoxidation of steel with synthetic slag. Vacuum carbon deoxidation of steel. Non-metallic inclusions in steel, distribution of non-metallic inclusions. Inclusion modifications.
Theory of origin and stabilization of direct current and alternating electric arc combustion. Combined working characteristics of EOP. UHP, SUHP and UHCP furnaces.
Melting intensification in EOP. Use of oxygen gas, oxyfuel burners. Electrode movement regulation. Static and dynamic characteristics of the controller.
Importance of oxidation and reduction period of melting. Remelting technology. Thermodynamics of metallurgical processes during oxidative refining of high chromium baths.
Behavior of hydrogen and nitrogen during melting in EOP. Monitoring of basic physicochemical characteristics of liquid steel. Production management automation in EOP.
DC fed arc furnaces. Design and metallurgical differences from alternating EOPs.
New processes in the production of electrical steel, flexible and hybrid processes. Steel production in induction furnaces. Theory of heating and melting. Design of induction furnaces. Electroslag remelting.