Electrical Power Engineering Fundamentals

The course is a substitute for:

Fundamentals of Power Electrical Engineering (X14ZSE)

Lecturer:

Tutor:

Supervisor:

Department of Electric Drives and Traction

Synopsis:

Electric energy sources: transformer, rectifiers, separately excited, shunt and series DC generators. Separately excited, shunt and series DC motors. Squirrel-cage and wound-rotor induction motors. Synchronous machine. Stepper motor and universal series motor. Controlled small power drives. Interference effects of semiconductor converters in network. Switching and protection devices. Electric energy production and transmission.

Requirements:

Syllabus of lectures:

1. Electric energy sources, properties and regulation. Ideal transformer

2. Technical transformer, characteristics, equivalent circuit. Autotransformer

3. Single- and three-phase diode and controlled rectifiers

4. DC generators, principle, commutation, equations, excitation, control, characteristics

5. DC motors. Separately excited DC motor, starting, speed control, braking, characteristics

6. Shunt and series DC motors, starting, speed control, braking, characteristics

7. Induction motor, principle, equations, rotating field production equivalent circuit

8. Characteristics and starting of induction motor. Single-phase induction motor

9. Synchronous machine, principle, equivalent circuit, phasor diagram. Stepper motor

10. Universal series motor, characteristics. Controlled small power drives

11. Remedy of interference effects of semiconductor converters in network

12. Switching and protection devices. Electric arc. Turning-off DC and AC circuits

13. Nuclear, steam, hydro, wind and gas turbine power plant. Accumulators

14. Electrical energy transmission and distribution. Distribution networks and stations

Syllabus of tutorials:

1. Rules for laboratory work. Control of sources. Winding resistor measurement

2. Single-phase transformer, open-circuit and short-circuit characteristics. Equivalent circuit

3. Loading characteristic. Display of voltage, current and flux density curves

4. Half-wave rectifier and full-wave bridge rectifier at R, RL, RC load

5. Separately excited DC generator at no-load and full load

6. Shunt DC generator, speed control characteristic and full load characteristic

7. Separately excited DC motor, no-load, speed and torque characteristics

8. Induction motor, torque-speed, current-speed and load characteristics

9. Induction motor supplied by frequency converter, torque characteristics

10. Synchronous generator, paralleling conditions, measurement of V curve

11. Universal series motor, loading

12. Stepper motor, torque characteristics, time sequences of supply currents

13. Circuits with contactors for control of induction and DC motors

14. Completion of missing measurements. Calculation of numerical problems

Study Objective:

Study materials:

Pivoňka, P.: Fundamentals of Power Electrical Engineering, NOTES, Praha, 2002

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans:

• ZB po rozdělení do oborů - Elektronika a sdělovací technika (compulsory elective course)
• ZB po rozdělení do oborů - Kybernetika a měření (compulsory elective course)
• Silnoproudá elektrotechnika-bakalářský blok (basic study course)
• Elektronika a sdělovací technika-bakalářský blok (basic study course)
• Kybernetika a měření-bakalářský blok (basic study course)
• Výpočetní technika-bakalářský blok (basic study course)
• Společný plán pro základní blok (compulsory elective course)
• Kybernetika a měření-bakalářský blok (basic study course)
• Silnoproudá elektrotechnika-bakalářský blok (basic study course)
• Výpočetní technika-bakalářský blok (basic study course)
• Elektronika a sdělovací technika-bakalářský blok (basic study course)