Course Details

ELE361 - Electric Machines I

2023-2024 Summer term information
The course is not open this term
ELE361 - Electric Machines I
Program Theoretýcal hours Practical hours Local credit ECTS credit
Undergraduate 3 0 3 4
Obligation : Must
Prerequisite courses : ELE203
Concurrent courses : ELE365
Delivery modes : Face-to-Face
Learning and teaching strategies : Lecture, Question and Answer, Problem Solving, Other: This course must be taken together with ELE365 ELECTRIC MACHINES LABORATORY I.
Course objective : This course is designed to equip seniors with knowledge about basic concepts on electromechanical energy conversion, the operating characteristics of electrical machines and transformers, and their performance analysis based on steady-state equivalent circuit models.
Learning outcomes : A student who completes the course successfully will Know basic concepts on magnetic circuits: magnetization, energy storage, hysteresis and eddy current losses, Know basic operating principles of power transformers, Learn basic concepts on electromechanical energy conversion, Be aware of basic operating principles of rotating machines, Apply the techniques learned in the class to DC machine applications, Apply steady-state equivalent circuit modeling techniques for performance calculation of transformers and some electrical machines.
Course content : Basic Concepts of Magnetic Circuits Single-Phase Transformers Three-Phase Transformers Electromechanical Energy Conversion Principles of Rotating Machines DC Machines Single-Phase Induction Motors
References : Electric Machinery Fundamentals, Chapman, 3rd Ed., McGraw-Hill; Electric Machinery, Fitzgerald, Kingsley, Umans, 5th Ed., McGraw-Hill; Electric Machines, Slemon, Straughen, Addison Wesley; Principles of Electrical Machinery and Power Electronics, Sen, John Wiley; Electromechanics and Electric Machines, Nasar, Unnewehr, 2nd Ed., John Wiley
Course Outline Weekly
Weeks Topics
1 Basic concepts of magnetic circuits, magnetization, energy storage
2 Hysteresis and eddy current losses
3 Transformer operation principles, equivalent circuit model
4 Transformer open circuit and short circuit tests
5 Voltage regulation and efficiency in transformers, examples
6 Three-phase transformers: connection types, per-phase equivalent-circuit model, and analyses
7 Electromechanical energy conversion: field energy, co-energy, electromagnetic force, and torque in singly-excited systems
8 Doubly-excited electromechanical energy conversion systems, examples
9 Midterm Exam
10 Principles of rotating machines: armature mmf, induced emf
11 DC machines: emf and torque production, magnetization characteristic
12 Methods of excitation
13 DC generator analysis, terminal voltage characteristics
14 DC motor analysis, ratings and efficiency, speed control
15 Preparation for Final exam
16 Final exam
Assessment Methods
Course activities Number Percentage
Attendance 0 0
Laboratory 0 0
Application 0 0
Field activities 0 0
Specific practical training 0 0
Assignments 5 10
Presentation 0 0
Project 0 0
Seminar 0 0
Quiz 0 0
Midterms 1 40
Final exam 1 50
Total 100
Percentage of semester activities contributing grade success 50
Percentage of final exam contributing grade success 50
Total 100
Workload and ECTS Calculation
Course activities Number Duration (hours) Total workload
Course Duration 14 3 42
Laboratory 0 0 0
Application 0 0 0
Specific practical training 0 0 0
Field activities 0 0 0
Study Hours Out of Class (Preliminary work, reinforcement, etc.) 14 2 28
Presentation / Seminar Preparation 0 0 0
Project 0 0 0
Homework assignment 5 2 10
Quiz 0 0 0
Midterms (Study Duration) 1 20 20
Final Exam (Study duration) 1 20 20
Total workload 35 47 120
Matrix Of The Course Learning Outcomes Versus Program Outcomes
Key learning outcomes Contribution level
1 2 3 4 5
1. Possesses the theoretical and practical knowledge required in Electrical and Electronics Engineering discipline.
2. Utilizes his/her theoretical and practical knowledge in the fields of mathematics, science and electrical and electronics engineering towards finding engineering solutions.
3. Determines and defines a problem in electrical and electronics engineering, then models and solves it by applying the appropriate analytical or numerical methods.
4. Designs a system under realistic constraints using modern methods and tools.
5. Designs and performs an experiment, analyzes and interprets the results.
6. Possesses the necessary qualifications to carry out interdisciplinary work either individually or as a team member.
7. Accesses information, performs literature search, uses databases and other knowledge sources, follows developments in science and technology.
8. Performs project planning and time management, plans his/her career development.
9. Possesses an advanced level of expertise in computer hardware and software, is proficient in using information and communication technologies.
10. Is competent in oral or written communication; has advanced command of English.
11. Has an awareness of his/her professional, ethical and social responsibilities.
12. Has an awareness of the universal impacts and social consequences of engineering solutions and applications; is well-informed about modern-day problems.
13. Is innovative and inquisitive; has a high level of professional self-esteem.
1: Lowest, 2: Low, 3: Average, 4: High, 5: Highest
General Information | Course & Exam Schedules | Real-time Course & Classroom Status
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