Power Electronics (EE454) Course Detail

Course Name Course Code Season Lecture Hours Application Hours Lab Hours Credit ECTS
Power Electronics EE454 3 2 0 4 5
Pre-requisite Course(s)
EE352
Course Language English
Course Type N/A
Course Level Bachelor’s Degree (First Cycle)
Mode of Delivery Mix
Learning and Teaching Strategies Lecture, Experiment, Question and Answer.
Course Coordinator
Course Lecturer(s)
  • Prof. Dr. Sedat SÜNER
Course Assistants
Course Objectives Getting familiar to the fundamental power electronic semiconductor devices, providing knowledge of how to drive and protect the power electronic semiconductor devices, introducing the basic power electronic circuits where the power switching devices are used, and providing knowledge on the operation principles of them.
Course Learning Outcomes The students who succeeded in this course;
  • Knows the power electronic semiconductor devices, can calculate the power losses and efficiency, can design heatsink for these devices.
  • Knows the switching DC choppers, and can design snubber circuits for the semiconductor devices.
  • Can analyse and design the single and three-phase uncontrolled/controlled rectifiers and calculate harmonics at the input.
  • Knows the switching power supply (SMPS) topologies and can design them.
  • Knows the voltage source single and three-phase inverters and can analyse and design them. Knows the voltage/frequency control techniques. Can calculate input and output harmonics of the inverter.
Course Content Power electronic semiconductor devices, calculation of losses in power semiconductor devices, snubber design, heat sink design, design of snubber circuits, gate drive circuits and isolation, AC choppers, single-phase and three-phase rectifiers, switch mode power supply topologies., inverters.

Weekly Subjects and Releated Preparation Studies

Week Subjects Preparation
1 Introduction to power electronics, related topics. Semiconductor devices: Diode, Thyristor Glance this week’s topics from the course book.
2 Triac, Power Transistor, MOSFET, IGBT, GTO, MCT, SIT, IGCT, MOS turn-off thyristor. Review last week and glance this week’s topics from your course supplements.
3 Calculation of losses in power semiconductor devices; (conduction loss, switching loss). Heat sink design. Design of snubber circuits. Review last week and glance this week’s topics from your course supplements
4 Gate drive circuits and isolation. Single phase AC choppers. Review last week and glance this week’s topics from your course supplements.
5 Switch mode power supplies: Theory and types. Flyback converter Review last week and glance this week’s topics from your course supplements.
6 Buck converter. Boost converter. Review last week and glance this week’s topics from your course supplements.
7 Rectifiers. Single phase uncontrolled (diode) bridge rectifiers. Review last week and glance this week’s topics from your course supplements.
8 Smoothing methods. Power factors. Single phase controlled (thyristor) bridge rectifiers. Review all topics up to this point
9 Analysis of Three phase half-bridge uncontrolled(diode) / controlled (Thyristor) rectifiers. Review last week and glance this week’s topics from your course supplements.
10 Midterm examination Review last week and glance this week’s topics from your course supplements.
11 Freewheeling operation. Three phase full-bridge uncontrolled (diode) rectifiers. Review last week and glance this week’s topics from your course supplements.
12 Characteristics of the line current. Three phase full-bridge controlled (Thyristor) rectifiers.. Review last week and glance this week’s topics from your course supplements.
13 Midterm examination Review last week and glance this week’s topics from your course supplements.
14 Single Phase Inverter. Modulation index, frequency ratio. Review last week and glance this week’s topics from your course supplements
15 Voltage and frequency control methods of the single-phase inverter. Harmonic analysis of the single phase inverter. Three-phase inverters. Review last week and glance this week’s topics from your course supplements.
16 Final examination Review all topics

Sources

Other Sources 1. Lecture notes: Prof. Dr. Sedat SÜNTER.
Course Book 2. Power Electronics: Circuit, Devices, and Applications. Muhammad H. Rashid, Pearson 2014.
3. Power Electronics Converters, Applications and Design (2ed) by Mohan, Undeland and Robbins, Wiley publishing.

Evaluation System

Requirements Number Percentage of Grade
Attendance/Participation - -
Laboratory 4 20
Application - -
Field Work - -
Special Course Internship - -
Quizzes/Studio Critics - -
Homework Assignments - -
Presentation - -
Project - -
Report - -
Seminar - -
Midterms Exams/Midterms Jury 1 10
Final Exam/Final Jury 2 70
Toplam 7 100
Percentage of Semester Work
Percentage of Final Work 100
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 Adequate knowledge of subjects related to mathematics, natural sciences, and Electrical and Electronics Engineering discipline; ability to apply theoretical and applied knowledge in those fields to the solution of complex engineering problems. X
2 An ability to identify, formulate, and solve complex engineering problems, ability to choose and apply appropriate models and analysis methods for this. X
3 An ability to design a system, component, or process under realistic constraints to meet desired needs, and ability to apply modern design approaches for this. X
4 The ability to select and use the necessary modern techniques and tools for the analysis and solution of complex problems encountered in engineering applications; the ability to use information technologies effectively X
5 Ability to design and conduct experiments, collect data, analyze and interpret results for investigating complex engineering problems or discipline-specific research topics. X
6 An ability to function on multi-disciplinary teams, and ability of individual working. X
7 Ability to communicate effectively orally and in writing; knowledge of at least one foreign language; active report writing and understanding written reports, preparing design and production reports, the ability to make effective presentation the ability to give and receive clear and understandable instructions.
8 Awareness of the necessity of lifelong learning; the ability to access knowledge, follow the developments in science and technology and continuously stay updated.
9 Acting compliant with ethical principles, professional and ethical responsibility, and knowledge of standards used in engineering applications.
10 Knowledge about professional activities in business, such as project management, risk management, and change management awareness of entrepreneurship and innovation; knowledge about sustainable development. X
11 Knowledge about the impacts of engineering practices in universal and societal dimensions on health, environment, and safety. the problems of the current age reflected in the field of engineering; awareness of the legal consequences of engineering solutions. X

ECTS/Workload Table

Activities Number Duration (Hours) Total Workload
Course Hours (Including Exam Week: 16 x Total Hours) 14 3 42
Laboratory 4 3 12
Application
Special Course Internship
Field Work
Study Hours Out of Class 14 3 42
Presentation/Seminar Prepration
Project
Report
Homework Assignments
Quizzes/Studio Critics
Prepration of Midterm Exams/Midterm Jury 2 6 12
Prepration of Final Exams/Final Jury 1 18 18
Total Workload 126