Course detail
Protection of Electrical Power Equipment
FEKT-BOJZAcad. year: 2016/2017
Electrical power systems protection at failure state. Line, busbar, transformer, generator and motor protection. Digital protection integrated systems.
Language of instruction
Number of ECTS credits
Mode of study
Guarantor
Learning outcomes of the course unit
- give details of fundamental types of protection relays and its basic characteristics
- explain the principles of main types protection relays
- calculate short circuit situations in the power network
- design of setting overcurrent protection of small systems
- describe automatic reclosing
Prerequisites
Co-requisites
Planned learning activities and teaching methods
Assesment methods and criteria linked to learning outcomes
Students can obtain:
up to 40 points from the tutorial lessons (tests, individual work and protocols from laboratory exercise)
up to 60 points from the exam (30 points practical part and 30 points theoretical part)
Detailed requirements for completion of the course are specified by a regulation issued by the lecturer responsible for the course and updated every year.
Course curriculum
2. Symmetrical and unsymmetrical short circuit fault calculation.
3. Voltage and current transformer.
4. Line protections. Fuses and circuit breakers.
5. Overcurrent relays. Current and time setting.
6. Distance protections. Characteristics and setting.
7. Distance protections supplemental equipment. Wrong measuring cause.
8. Comparative protections. Comparative protection ties.
9. Auto - reclosing automatics. Protection cooperation near auto reclosing.
10. Busbar protections. Transformer protections.
11. Generator protections.
12. Motor protections. Earth fault protections
13. Integrated intelligent systems protection.
Work placements
Aims
Specification of controlled education, way of implementation and compensation for absences
Recommended optional programme components
Prerequisites and corequisites
Basic literature
PAAR, Martin. Vybrané příklady výpočtu zkratových poměrů, Brno: VUT, 2015, 24 s.
TLUSTÝ, Josef, Jan KYNCL, Ladislav MUSIL, Jan ŠPETLÍK, Jan ŠVEC, Petr HAMOUZ, Zdeněk MÜLLER a Miroslav MÜLLER. Monitororvání, řízení a chránění elektrizačních soustav. Vyd. 1. Praha: České vysoké učení technické, 2011, 255 s. ISBN 978-80-01-04940-2.
Recommended reading
Classification of course in study plans
Type of course unit
Lecture
Teacher / Lecturer
Syllabus
2. Symmetrical and unsymmetrical short circuit fault calculation.
3. Voltage and current transformer.
4. Line protections. Fuses and circuit breakers.
5. Overcurrent relays. Current and time setting.
6. Distance protections. Characteristics and setting.
7. Distance protections supplemental equipment. Wrong measuring cause.
8. Comparative protections. Comparative protection ties.
9. Auto - reclosing automatics. Protection cooperation near auto reclosing.
10. Busbar protections. Transformer protections.
11. Generator protections.
12. Motor protections. Earth fault protections
13. Integrated intelligent systems protection.
Fundamentals seminar
Teacher / Lecturer
Syllabus
2. Overcurrent protection time and current setting.
3. Switchgear 110/22 kV protections.
Exercise in computer lab
Teacher / Lecturer
Syllabus
2. Digital protections setting for laboratory measuring.
Laboratory exercise
Teacher / Lecturer
Syllabus
2. Static difference protection transformer characteristic measuring.
3. Distance protection switch characteristics setting control.
4. Integrated numerical generator protection testing.
5. Digital motor protection function control.
6. Differential line protection measuring.