Lectures:
Heat transfer. Fourier-Kirchhoff differential equation. Universal equation of energy transfer.
Electrical resistive heating.
Physical principle of arc creation.
Electric Arc Furnaces (EAF) - DC and AC arc characteristics, circle diagram, asymmetry, operating characteristics.
Arc stabilization by inductance, resistor. EAC diagnostics and supply circuit.
Optimization of EAF performance. Ladle furnaces (LF).
Plasma electro thermal devices. Plasmatrons.
Induction heating - electrical diagrams of induction devices.
Induction electro heat devices - crucible and channel furnaces.
Induction surface heating, superheating, hardening, brazing and welding, refining remelting.
Asymmetry in induction electro thermal equipment.
Dielectric heating. Heterogeneous dielectrics. Supplies for induction and dielectric heating.
Microwave heating, magnetron. Electron heating, electron gun.
Laser. Physical principles, types of lasers.
Infrared heating.
Exercise:
Introduction to the requirements for passing the exercise. Safety instructions. Guidelines for projects and reports preparation.
Heat transfer.
Indirect resistance heating - furnace control, comparison of energy consumption for heating the charge by theoretical calculation and measurement on a laboratory furnace.
Indirect resistance heating - calculation of heating time of the charge. Direct resistance heating.
Calculation of the supply circuit of EAF. Choke. EAF control.
EAF - working with a circle diagram, operating characteristics.
EAF control systems.
Induction crucible furnace design.
Project assignments.
Induction channel furnaces. Dielectric heating.
Symmetrisation.
Credit test.
Laboratories:
Direct resistance heating.
Symmetrisation of single-phase loads.
Projects:
Calculation of the supply circuit of EAF.
Optimization of indirect resistance heating.
Optimization of induction heating.
Heat transfer. Fourier-Kirchhoff differential equation. Universal equation of energy transfer.
Electrical resistive heating.
Physical principle of arc creation.
Electric Arc Furnaces (EAF) - DC and AC arc characteristics, circle diagram, asymmetry, operating characteristics.
Arc stabilization by inductance, resistor. EAC diagnostics and supply circuit.
Optimization of EAF performance. Ladle furnaces (LF).
Plasma electro thermal devices. Plasmatrons.
Induction heating - electrical diagrams of induction devices.
Induction electro heat devices - crucible and channel furnaces.
Induction surface heating, superheating, hardening, brazing and welding, refining remelting.
Asymmetry in induction electro thermal equipment.
Dielectric heating. Heterogeneous dielectrics. Supplies for induction and dielectric heating.
Microwave heating, magnetron. Electron heating, electron gun.
Laser. Physical principles, types of lasers.
Infrared heating.
Exercise:
Introduction to the requirements for passing the exercise. Safety instructions. Guidelines for projects and reports preparation.
Heat transfer.
Indirect resistance heating - furnace control, comparison of energy consumption for heating the charge by theoretical calculation and measurement on a laboratory furnace.
Indirect resistance heating - calculation of heating time of the charge. Direct resistance heating.
Calculation of the supply circuit of EAF. Choke. EAF control.
EAF - working with a circle diagram, operating characteristics.
EAF control systems.
Induction crucible furnace design.
Project assignments.
Induction channel furnaces. Dielectric heating.
Symmetrisation.
Credit test.
Laboratories:
Direct resistance heating.
Symmetrisation of single-phase loads.
Projects:
Calculation of the supply circuit of EAF.
Optimization of indirect resistance heating.
Optimization of induction heating.