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Electrical Protections

Type of study Follow-up Master
Language of instruction Czech
Code 410-4123/01
Abbreviation EOCH
Course title Electrical Protections
Credits 6
Coordinating department Department of Electrical Power Engineering
Course coordinator Ing. Matouš Vrzala, Ph.D.

Osnova předmětu

Lectures:
Basic terms of protections - IED, IEC61850,, Calculation of short-circuit currents for setting of protections.
Basic elements of protections.
Line protections. Over-current protections, voltage protections.
Line protections. Distance (impedance) protections.
Basic algorithms of digital distance protections.
Line protections. Transverse and lengthwise differential protections.
Automatic recloser, differential bus-bar protections, arc protections, earth-fault protections.
Transformer protections. Differential protections, Frame-leakage protections, Buchholz protection.
Generator protections.
Electrical protections in industry.
Anti-breakdown automatics.
Instrument current transformers.
Instrument voltage transformers.

Exercises:
Introduction, basic information, safety training
Calculations of short circuits for setting protections
Calculations of setting overcurrent and distance line protections
Basics of programming modern digital protections in PCM600 software
Setting up protection communication with other protections and with the control system according to the IEC61850 protocol
Credit exercise

Labs:
Laboratory measurement of older types of protection (ALOX A100, SPAU 330)
Laboratory measurements on digital protection REF630 - overcurrent protection
Laboratory measurements on digital protection REF630 - distance protection
Laboratory measurements on digital protection REF630 - automatic recloser

Projects:
Design and setting of electrical protection in the MV and HV network.
Configuration of protection in PCM600 software.

E-learning

Study guides are available in the LMS for students of the course.

Povinná literatura

1. Network Protection & Automation Guide, Alstom Grid, 2011. ISBN: 978-0-9568678-0-

Doporučená literatura

1. Sleva, A. F.: Protective relay principles. CRC Press, 2009, ISBN 978-0-8247-5372-6 .
2. Blackkburn, J.L., Domin T. J.: Protective Relaying Principles and Applications, CRC Press, 2006, ISBN 978-1-57444-716-3 .
3. RELION® protection and control 630 series Technical Manual. ABB Library. VAASA, Finland: ABB Distribution Solutions Distribution Automation, 2019.