Department of Electrical and Electronics Engineering

ACADEMICS

Course Details

ELE361 - Electric Machines I

2024-2025 Fall term information

The course is open this term

Supervisor(s)
Name Surname	Position	Section
Prof.Dr. Işık Çadırcı	Supervisor	21
Prof.Dr. Uğur Baysal	Supervisor	22

Weekly Schedule by Sections
Section	Day, Hours, Place
21	Wednesday, 13:40 - 16:30, E8
22	Tuesday, 08:40 - 11:30, E7

Timing data are obtained using weekly schedule program tables. To make sure whether the course is cancelled or time-shifted for a specific week one should consult the supervisor and/or follow the announcements.

ELE361 - Electric Machines I

Program	Theoretıcal 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
Key learning outcomes		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

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