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Protection of Electric Drives

Course: Protection of Electric Drives

Code: 3ФЕИТ02012

ECTS points: 6 ECTS

Number of classes per week: 3+0+0+3

Lecturer: Asst. Prof. Dr. Mihail Digalovski

Course Goals (acquired competencies): By successfully completing this course, the candidate will acquire competences for designing and setting up protection systems for different types of electric drives.

Course Syllabus: Introduction. Protection of disturbances caused by working machine. Types of working machines and their characteristics. Protection of overload. Bimetal relays. Thermal relays. Protection of heavy overloads with short duration. Fuses. Over current relays. Protection of disturbances caused by network. Voltage relays. Connection of high power motors according to network. Choice and adjusting of protection according to duty rating. Protection of disturbances caused by power converters application. Power converters for DC drives. Power converters for AC drives. Protection of disturbances caused by environment. “S” protection of electric drives. Protection types: classical electromechanical relays, modular electronics, microprocessor based.

Literature:

Required Literature

No.

Author

Title

Publisher

Year

1

B.Drury

The Control Techniques and Control Handbook

Control Techniques, IEEE

2001

2

M.Djuric

Relejna zastita

Naucna knjiga, Beograd

1991

3

B.Vidmar

Relejni i signalni sklopovi

Skolska knjiga, Zagreb

1985

Additional Literature

No.

Author

Title

Publisher

Year

1

S.H.Horowitz

Protective Relaying for Power Systems II

IEEE Press

1992

2

С.Мирчевски

Управување на електромоторни погони (предавања)

ФЕИТ

2008

3

H.Rentzsch

Electric Motors

ABB

1992