Course Information
SemesterCourse Unit CodeCourse Unit TitleT+P+LCreditNumber of ECTS Credits
2ELK126Electrical Machines 22+2+035

 
Course Details
Language of Instruction Turkish
Level of Course Unit Associate Degree
Department / Program Electricity
Type of Program Formal Education
Type of Course Unit Compulsory
Course Delivery Method Face To Face
Objectives of the Course To explain the structures and operating principles of Alternating Current (AC) machines. To make calculations for different operating modes of asynchronous and synchronous machines, to select the machine to be used in relevant applications. To explain the structures, features, operating principles and areas of use of single-phase asynchronous motors, universal motors, repulsion motors, reluctance motors, hysteresis motors, stepping motors, brushless DC motors, switched reluctance motors and servo motors.
Course Content Structure and working principle of asynchronous machines, rotating field speed, slip, structure and design of single-phase and three-phase ASM windings, emf calculation in ASMs, obtaining equivalent circuit parameters of ASM motor, power, torque, efficiency, starting methods in asynchronous motors, speed regulation methods, operating modes, types of single-phase asynchronous motors, usage areas, structure of synchronous machines, working principle, equivalent circuit, starting methods, speed methods, usage areas, power, losses and efficiency in synchronous machines, three-phase synchronous generators structures, working principles, emf obtained in synchronous generators, excitation of synchronous generators, voltage regulation. Single-phase asynchronous motors, universal motors, repulsive motors, reluctance motors, hysteresis motors, stepper motors, brushless DC motors, switched reluctance motors and servo motors
Course Methods and Techniques Face to face and practical education
Prerequisites and co-requisities None
Course Coordinator Instructor Eray OĞUZ eray.oguz@gedik.edu.tr
Name of Lecturers Instructor Eray Oğuz eray.oguz@gedik.edu.tr
Instructor Enes YİĞİT enes.yigit@gedik.edu.tr
Assistants None
Work Placement(s) No

Recommended or Required Reading
Resources Prof. Dr. İlhami Çolak, "Elektrik Makinaları-2"
Doç. Dr. Güngör BAL, "Özel Elektrik Makinaları"
Stephen J. Chapman, "Elektrik Makinalarının Temelleri"
Lecture notes prepared by faculty members

Course Category
Mathematics and Basic Sciences %10
Engineering %30
Engineering Design %20
Science %10
Field %30

Planned Learning Activities and Teaching Methods
Activities are given in detail in the section of "Assessment Methods and Criteria" and "Workload Calculation"

Assessment Methods and Criteria
In-Term Studies Quantity Percentage
Mid-terms 1 % 30
Practice 1 % 30
Final examination 1 % 40
Total
3
% 100

 
ECTS Allocated Based on Student Workload
Activities Quantity Duration Total Work Load
Course Duration 14 2 28
Hours for off-the-c.r.stud 14 2 28
Mid-terms 1 14 14
Practice 14 2 28
Final examination 1 28 28
Total Work Load   Number of ECTS Credits 5 126

 
Course Learning Outcomes: Upon the successful completion of this course, students will be able to:
NoLearning Outcomes
1 To be able to explain the structures and working principles of asynchronous machines.
2 Solve problems related to asynchronous machines
3 To be able to explain the structure and working principles of synchronous machines.
4 Solve problems related to synchronous machines
5 Explain the concepts of starting and speed control in synchronous and asynchronous machines
6 Ability to implement applications related to asynchronous machines and synchronous machines

 
Weekly Detailed Course Contents
WeekTopicsStudy MaterialsMaterials
1 Structure of Induction Motors, Torque Generated in Asynchronous Motors, Slip in Asynchronous Motors Weekly lecture notes prepared by the Instructor
2 Induced Voltage in Asynchronous Motor, Sample Problems in Asynchronous Motors Weekly lecture notes prepared by the Instructor
3 Equivalent Circuit of Single Phase Induction Motor, Example Question and Solution Weekly lecture notes prepared by the Instructor
4 Power Analysis in Asynchronous Motors, Power-Moment Relationship in Asynchronous Motors, Example Question and Solution Weekly lecture notes prepared by the Instructor
5 Calculating Induction Motor Parameters, Weekly lecture notes prepared by the Instructor
6 Starting Induction Motors, Speed Control of Induction Motors Weekly lecture notes prepared by the Instructor
7 Synchronous Machines, Structure of Synchronous Machines and Induced Voltage, Weekly lecture notes prepared by the Instructor
8 Midterm Exam
9 Equivalent Circuits of Synchronous Machines Weekly lecture notes prepared by the Instructor
10 Calculation of Equivalent Circuit Parameters of Synchronous Generator Weekly lecture notes prepared by the Instructor
11 Synchronous Machine Characteristics Weekly lecture notes prepared by the Instructor
12 Power and Torque Characteristics of Cylindrical Pole Synchronous Machine , Parallel Connection of Alternators Weekly lecture notes prepared by the Instructor
13 Synchronous Motors, Weekly lecture notes prepared by the Instructor
14 Working Principle of Synchronous Motors, Starting Synchronous Motors Weekly lecture notes prepared by the Instructor
15 Speed Control of Synchronous Motors, Dynamic Braking of Synchronous Motors Weekly lecture notes prepared by the Instructor

 
Contribution of Learning Outcomes to Programme Outcomes
P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13
C1 5 5 5 1 5 1 5 1 5 4 1 1 5
C2 5 4 5 1 4 1 4 1 5 5 1 1 5
C3 5 5 5 1 5 1 5 1 5 4 1 1 5
C4 5 4 5 1 4 1 4 1 5 5 1 1 5
C5 4 4 3 1 5 1 5 1 5 4 1 1 5
C6 5 5 5 1 5 1 4 1 5 5 1 1 5

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  https://obs.gedik.edu.tr/oibs/bologna/progCourseDetails.aspx?curCourse=237844&curProgID=51&lang=en