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19E013ENT - Power Transformers

Course specification
Course title Power Transformers
Acronym 19E013ENT
Study programme Electrical Engineering and Computing
Module Power Engineering
Type of study bachelor academic studies
Lecturer (for classes)
Lecturer/Associate (for practice)
Lecturer/Associate (for OTC)
ESPB 6.0 Status mandatory
Condition None.
The goal Obtaining basic knowledge about the construction and functioning of power transformers, their application and behavior in normal and accident regimes in power system, application dependent types, operation monitoring.
The outcome To train the students about the techniques to define the characteristics of the transformers needed to fulfill the requests from their functionality in power grids, to analyze and estimate transformer behavior in different operating regimes; testing, monitoring and maintenance of the transformers.
Contents
URL to the subject page http://transformatori.etf.rs/
Contents of lectures Operation, construction, main equations.No load and load operation.Equivalent circuits,no load test and short-circuit tests.Losses and power efficiency.Voltage change on transformer.Heating.Grid connection, short-circuit,mechanic forces,over-voltages.Three phase connections.Parallel operation.Non-symmetrical operation.Special transformers.Reactors.Basics of maintenance,monitoring and protection.
Contents of exercises Laboratory no-load test and short-circuit test. Determination of power losses, parameters of the equivalent circuit and transformer ratio. Visit to the large power transformer factory.
Literature
  1. http://transformatori.etf.rs/energetski-transformatori/literatura/ (Original title)
  2. Dj.Kalic, R. Radosavljevic: "Transformers", text book, ISBN 86-17-09089-8
  3. Dj. Kalic, R. Radosavljevic: "Transformers", solved problems
  4. S.V. Kulkarni, S.A. Khaparde: “Transformer Engineering: Design, Technology, and Diagnostics”, Second Edition, CRC Press, Published September 6, 2012, ISBN 9781439853771 (Original title)
  5. Robert M. Del Vecchio, Bertrand Poulin, Pierre T. Feghali, Dilipkumar M. Shah, Rajendra Ahuja: “Transformer Design Principles”, Third Edition, CRC Press, Published August 18, 2017, ISBN 9781498787536 (Original title)
Number of hours per week during the semester/trimester/year
Lectures Exercises OTC Study and Research Other classes
3 1 0.5
Methods of teaching
Knowledge score (maximum points 100)
Pre obligations Points Final exam Points
Activites during lectures Test paper 40
Practical lessons 20 Oral examination
Projects
Colloquia 40
Seminars