HACETTEPE UNIVERSITY

Department of Electrical and Electronics Engineering

 

 
 
 

 

 

 

ELE 361  Electric MachineS  I                                            2020-2021   Fall Semester

 

Instructors:       Prof. Dr. Işık Çadırcı

Time schedule:  Sec. 21and 22: Thursdays: 11:00 – 13:45

                         

Web Page:          http://www.ee.hacettepe.edu.tr/~cadirci/ele361/

 

 

Recommended Textbook:

 

1.    A.E. Fitzgerald, C. Kingsley, S.D. Umans, Electric Machinery, McGraw-Hill, 7th Ed., 2014.

 

 

Topics:

 

1. Basic concepts of magnetic circuits, magnetization, energy storage, hysteresis and eddy-current losses. 

 

2. Transformers, single-phase transformers, equivalent circuit, open-and short circuit tests, voltage regulation, efficiency, three-phase transformers, wye-delta connection types, per-phase equivalent circuit model and analysis of three-phase transformers.

 

3. Electromechanical energy conversion, field energy, co-energy, force, torque, singly and doubly-excited systems. 

 

4. Principles of rotating machines, construction and types of rotating machines, induced emf, armature mmf, torque production.

 

5. Direct-current machines, emf and torque production, magnetization characteristic, methods of excitation, DC generator and motor analysis, ratings and efficiency. 

 

 

References:

 

2. S.J. Chapman, Electric Machinery Fundamentals, McGraw-Hill, 5th Ed., 2012.

3. G.R. Slemon, A. Straughen, Electric Machines, Addison Wesley, 1980.

4. P.C. Sen, Principles of Electrical Machinery and Power Electronics, J. Wiley, 1989.

5. S.A. Nasar, L.E. Unnewehr, Electromechanics and Electric Machines, J. Wiley, 2nd Ed., 1983.

 

 

Grading:

 

Two Midterm Exam (2x30%), and Final Exam (40%).