Lectures and exercises |
hours |
Topics |
Specific contents |
|
Three-phase systems |
Three-phase systems and networks - Three-phase generators and loads - three-phase power - Power factor correction |
8
|
Magnetic circuits |
Magnetic circuits Magnetic circuits- Magnetomotive force - Reluctance - Hopkinson’s law - Air gap – Magnetic energy and pressure - Magnetic circuits laws - Magnetic circuits analysis - Magnetic circuits with permanent magnets |
4
|
Electromechanics |
Electromotive forces - Electrodynamic forces - Electromechanical energy conversion - Basic introduction to electric machines |
2
|
Electric measurements |
Magnetoelectric and elecrtodynamic transducers - d.c. measurements (current, voltage, resistance) - a.c. measurements (current, voltage, power, impedance) - Three-phase power measurement |
4
|
Power transformers |
Single phase transformers - Nominal values - No load operation and no load impedance - Short circuit behaviour and short circuit impedance - Equivalent networks - Voltage drop – Parallel operation - Three-phase transformers |
8
|
Synchronous rotating machines |
Working principles of the synchronous machines - Electromotive induced forces - No load operation - Synchronous impedance - Short circuit operation - Load operation - Electromechanical behaviour - Torque and equilibrium |
4
|
Induction motors |
Three-phase induction motor - Wound rotor and squirrel cage - Rotating magnetic field - No load and short circuit operation - Load operation - Slip speed - Power and torque - Efficiency - Torque-speed curves - Starting torque - Speed control - Single phase induction motor - Shaded-pole and capacitor-start motors |
4
|
Static converters |
Power electronic devices - Single phase rectifiers - Three-phase rectifiers - Graetz bridges - Controlled rectifiers - Inverters - d.c./a.c. single phase and three-phase converters - Pulse-width modulation (PWM) concept - Choppers (d.c./d.c. converters) |
4
|
Electric drives |
Basic features of an electric drive – Load-torque and motor-torque - Four quadrant operation - Stability – Conventional and special purpose motors - Brushless motors - Step motors - Switched reluctance motors |
4
|
Electric lines |
Power transmission lines - Lines and cables - Passive parameters of the lines - a.c. and d.c. lines - Equivalent circuits - Voltage drop - Standard voltages in the power transmission |
2
|
Electric plant components |
Overvoltage and overcurrent - Opening and closing an electric circuit - Power circuit breakers – Disconnectors and earthing switches - Automatic circuit breakers - Fuses - Insulators - Lightening arresters |
4
|
Safety in the electric plants |
Electric hazard - Electric shock - Electric hazard and voltage levels - Direct and indirect contact – Safety and protection - Earth plants and grounding - Power distribution schemes – Low voltage power distribution approaches |
4
|
Total hours for lectures and exercises |
52 |
for exercises only |
8 |
Further educational activities
|
hours
|
Labs |
|
Tutorials / Seminars |
|
Workshops |
|
Guided tours |
|
|
|
Total hours for further educational activities |
0 |
Total hours |
52
|