ECTSElectromechanical Energy Conversion

Electromechanical Energy Conversion (EE352) Ders Detayları

Course Name Corse Code Dönemi Lecture Hours Uygulama Saati Lab Hours Credit ECTS
Electromechanical Energy Conversion EE352 6. Semester 3 2 0 4 6
Pre-requisite Course(s)
EE 210 or EE 234 or AEE 202
Course Language İngilizce
Course Type Compulsory Departmental Courses
Course Level Lisans
Mode of Delivery Face To Face
Learning and Teaching Strategies Lecture, Demonstration, Experiment, Drill and Practice, Problem Solving.
Course Coordinator
Course Lecturer(s)
  • Prof. Dr. H. Bülent Ertan
Course Assistants
Course Objectives • To remember basics of electromagnetic field theory • To learn modelling magnetic circuits and their solution.Learn concepts of inductance and stored energy • To learn properties of Magnetic materials and their characteristics. To understand AC excitation and core loss concepts. • To learn transformer operating principle,, ideal transformer, single phase transformer, equivalent circuit, efficiency and regulation concepts. To under understand the operating principle of 3-phase transformers. • Per Unit system • To learn electromechanical energy conversion principle, co-energy and force production concepts. • To learn the concept of rotating field and induced emf onceepts • To learn operating principle of 3-phase induction motors, their equivalent circuit, power flow and testing. • To learn starting asynchronous machines and their speed control methods • To understand the operation principle of synchronous machines, their equivalent circuit and characteristics.
Course Learning Outcomes The students who succeeded in this course;
  • 1. Be able to solve magnetic circuits
  • 2. Be able to calculate inductance and design inductance
  • 3. Be able to calculate core loss and stored energy in a magnetic circuit
  • 4. Be able to find the voltage and current transformations across a transformer
  • 5. Be able to calculate the losses and efficiency, voltage regulation of an transformer
  • 6. Be able to test transformers and derive the equivalent circuit of a transformer from measurements
  • 7. Knows Per Unit system
  • 8. Be able to calculate force produced by an electromechanical system and design such a system
  • 9. Be able to test asynchronous motors and calculate equivalent circuit paramaeters
  • 11. Be able to calculate torque-speed characteristic of an asynchronous machine.
  • 12. Knows speed control techniques of induction motors
  • 13. Knows power-load angle characteristics of synchronous machines
  • 15. Can test synchronous machines to obtain open circuit and short circuit characteristics
  • 16. Knows capacitive and inductive power factor operation of synchronous generators.
Course Content Electric machinery fundamentals, magnetic circuits and materials, electromechanical energy conversion principles, transformers: the ideal transformer, practical transformers, special transformers, three-phase transformers; DC Machines; DC generators, DC motors, DC motor starters, variable speed control of DC motors, synchronous machines: synchrono

Weekly Subjects and Releated Preparation Studies

Week Subjects Preparation
1 • Introduction to the course. Why electrical machines? Principles of electromagnetics, Magnetic circuits, inductance Please, review last week lecture notes and read chapter 1 of your book.
2 • Excitation by AC current, magnetic loss, introduction to transformers. Please, review last week lecture notes and glance tChapter 1 and 2 from your book.
3 • Stored energy in magnetic field, magnetic materials, examples. Please, review last week lecture notes and continue to read chapter 1 of your book.
4 • Ideal transformer, transformer equivalent circuit. Transformer tests, examples Please, review last week lecture notes and continue to read Chapter 2 of your book.
5 • Three-phase transformers, examples review last week lecture notes andcontinue to read Chapter 2 of your book.
6 Per Unit system. Examples. Read section 2.6 of your book.
7 • Energy conversion. Energy, coenergy, force. Read Chapter 3 of Fitzgerald-Kinsley
8 • Rotating field concept. Induced voltage. Read Chapter 4 of your book.
9 • Structure of an induction machine. Induction machine equivalent circuit. Read Chapter 7 of your book.
10 • Induction motor parametreleri, locked rotor test, no load test. Examples Read Chapter 7 of your book.
11 • Induction motor torque-speed characteristics Please, review last week lecture notes and glance this week’s topics from the lecture notes
12 • Power flow, starting, speed control. Read Chapter 7 of your book.
13 • Synchronous machines, equivalent circuit. Read Chapter 5 of your book.
14 Final examination period Review of topics
15 Final examination period Review of topics


Course Book 1. Electric Machinery Fundamentals, Stephen J. Chapman, fifth Edition, McGraw-Hıll International Edition
2. Electric Machinery and Transformers Bhag S. Guru, Hüseyin R. Hızıroğlu, Oxford

Evaluation System

Requirements Number Percentage of Grade
Attendance/Participation - -
Laboratory - -
Application - -
Field Work - -
Special Course Internship - -
Quizzes/Studio Critics 2 5
Homework Assignments 2 5
Presentation - -
Project 2 10
Report - -
Seminar - -
Midterms Exams/Midterms Jury 2 40
Final Exam/Final Jury 1 40
Toplam 9 100
Percentage of Semester Work 60
Percentage of Final Work 40
Total 100

Course Category

Core Courses X
Major Area Courses
Supportive Courses
Media and Managment Skills Courses
Transferable Skill Courses

The Relation Between Course Learning Competencies and Program Qualifications

# Program Qualifications / Competencies Level of Contribution
1 2 3 4 5
1 An ability to apply knowledge of mathematics, science, and engineering.
2 An ability to design and conduct experiments, as well as to analyze and interpret data.
3 An ability to design a system, component, or process to meet desired needs.
4 An ability to function on multi-disciplinary teams.
5 An ability to identify, formulate, and solve engineering problems.
6 An understanding of professional and ethical responsibility.
7 An ability to communicate effectively.
8 The broad education necessary to understand the impact of engineering solutions in a global and societal context.
9 Recognition of the need for, and an ability to engage in life-long learning.
10 Knowledge of contemporary issues.
11 An ability to use the techniques, skills, and modern engineering tools necessary for engineering practice.
12 Skills in project management and recognition of international standards and methodologies

ECTS/Workload Table

Activities Number Duration (Hours) Total Workload
Course Hours (Including Exam Week: 16 x Total Hours) 16 3 48
Special Course Internship
Field Work
Study Hours Out of Class 16 3 48
Presentation/Seminar Prepration
Project 2 5 10
Homework Assignments 2 5 10
Quizzes/Studio Critics 1 5 5
Prepration of Midterm Exams/Midterm Jury 2 10 20
Prepration of Final Exams/Final Jury 1 15 15
Total Workload 156