1.Theory of arc. Stabilization of arc burning.
2.Working electrical characteristics EAF.
3.Dynamical, physical and chemical effects of the arches.
4.UHP and SUHP furnaces.
5.Intensification of production in EAF. The use of gaseous oxygen. Oxyfuel burners. Foaming nozzle. Bottom blowing of inert gas into bath. EAF productvity.
6.Basic construction of EAF. EAF transformers, reactors, compensation power factor. EAF secondary electrical circuit. Regulation of the electrodes. Static and dynamic characteristics of the electrodes controller.
7.Technologies EAF steel production. Two-slags technology. One-slags technology. The importance of oxidation and reduction period. Technology of overmelting.
8.Production of alloy and high alloy steel. Thermodynamics of metallurgical processes at oxygen rafination of melt. Dephosphorization of high alloy melt. Oxide alloy reduction from slags into melt. Alloying by titanium.
9.Hydrogen and nitrogen content in the bath. Automatization of production control in EAF.
10.Direct current (DC) EAF. Particularities and differences of the furnace design. Bottom anode. Heat procedure in DC EAF. Advantages of DC EAF furnaces and comparison with AC EAF.
11. New processes in the production of steel in EAF - Fuchs Shaft Furnace, Verticon, ConSteel, Comelt-VAI ContiArc, CONARC, Arcon, Contimet, KES, Danarc.
12.Production of steel in induction furnaces. The principle of heating and melting. Construction of induction furnaces. Basic characteristics of electric induction furnaces. Steel production technology in induction furnaces. Vacuum induction furnace.Metallurgical processes taking place in a vacuum.
13. Electroslag remelting,Fundamentals of thermodynamics of ferro-alloys production.
2.Working electrical characteristics EAF.
3.Dynamical, physical and chemical effects of the arches.
4.UHP and SUHP furnaces.
5.Intensification of production in EAF. The use of gaseous oxygen. Oxyfuel burners. Foaming nozzle. Bottom blowing of inert gas into bath. EAF productvity.
6.Basic construction of EAF. EAF transformers, reactors, compensation power factor. EAF secondary electrical circuit. Regulation of the electrodes. Static and dynamic characteristics of the electrodes controller.
7.Technologies EAF steel production. Two-slags technology. One-slags technology. The importance of oxidation and reduction period. Technology of overmelting.
8.Production of alloy and high alloy steel. Thermodynamics of metallurgical processes at oxygen rafination of melt. Dephosphorization of high alloy melt. Oxide alloy reduction from slags into melt. Alloying by titanium.
9.Hydrogen and nitrogen content in the bath. Automatization of production control in EAF.
10.Direct current (DC) EAF. Particularities and differences of the furnace design. Bottom anode. Heat procedure in DC EAF. Advantages of DC EAF furnaces and comparison with AC EAF.
11. New processes in the production of steel in EAF - Fuchs Shaft Furnace, Verticon, ConSteel, Comelt-VAI ContiArc, CONARC, Arcon, Contimet, KES, Danarc.
12.Production of steel in induction furnaces. The principle of heating and melting. Construction of induction furnaces. Basic characteristics of electric induction furnaces. Steel production technology in induction furnaces. Vacuum induction furnace.Metallurgical processes taking place in a vacuum.
13. Electroslag remelting,Fundamentals of thermodynamics of ferro-alloys production.