Course Name Code Semester T+U Hours Credit ECTS
Electrical Drives EEM 447 7 3 + 0 3 5
Precondition Courses <p>Electrical Machines I and&nbsp;II</p>
Recommended Optional Courses
Course Language Turkish
Course Level Bachelor's Degree
Course Type Optional
Course Coordinator Dr.Öğr.Üyesi MUSTAFA TURAN
Course Lecturers Dr.Öğr.Üyesi MUSTAFA TURAN,
Course Assistants

Research Assistants: Barış Cevher

Course Category Field Proper Education
Course Objective

It is aimed to teach the students on the importance of electrical drives, dynamics of electrical drive systems under different mechanical load conditions and motor-driver selection.

Course Content

Drive systems in history, electrical drives, classification of electric motor characteristics, dynamics of rotary electromechanical systems and stability, start up speed change braking dynamics, mechanical load characteristics, intermittent and four quadrant operation, start up and braking systems, drive selection, simulation of electromechanical system, motor selection.

# Course Learning Outcomes Teaching Methods Assessment Methods
1 Explain the importance of electrical drives in industry revolution (PO1) Lecture, Question-Answer, Self Study, Homework,
2 Classify electric motor characteristics (PO1) Lecture, Question-Answer, Testing,
3 Analyze dynamics of electromechanical systems (PO2) Lecture, Discussion, Drilland Practice, Testing,
4 Evaluate stability conditions for electromechanical system (PO1) Lecture, Discussion, Self Study, Testing,
5 Use mechanical load models (PO1) Lecture, Drilland Practice, Testing,
6 Simulate motor-load systems (PO4-6-7) Lecture, Question-Answer, Group Study, Simulation, Homework,
7 Select convenient motor type and power fon a specific application (PO4-6-7) Lecture, Question-Answer, Group Study, Project Based Learning, Testing, Performance Task,
8 Select convenient drive-speed adjustment method for an electric motor (PO1) Lecture, Question-Answer, Testing,
Week Course Topics Preliminary Preparation
1 Introduction. Drive systems in history. The importance of electric drives in industry.
2 Overview to electric drives.
3 Electric motor characteristics.
4 Dynamics of electromechanical systems.
5 Stability conditions of electromechanical systems.
6 Speed change in electromechanical systems: start up, speed up down, braking. Mechanical load characteristics.
7 Calculation of required drive power. Modeling of electric motors. Examples.
8 Modeling and simulation of mechanical loads.
9 Examples / Midterm Exam
10 Four quadrant operation. Student presentations.
11 Speed adjustment and braking methods. Student presentations.
12 Driver selection. Student presentations.
13 Motor selection. Student presentations.
14 Problems occurred in case of inconvenient motor selection.
Course Notes
Course Resources
Order Program Outcomes Level of Contribution
1 2 3 4 5
1 Adequate knowledge in mathematics, science and engineering subjects pertaining to the relevant discipline; ability to use theoretical and applied knowledge in these areas in complex engineering problems. X
2 Ability to identify formulate, and solve complex engineering problems; ability to select and apply proper analysis and modeling methods for this purpose. X
3 Ability to design a complex system, process, device or product under realistic constraints and conditions, in such a way as to meet the desired result; ability to apply modern design methods for this purpose. (Realistic constraints and conditions may include factors such as economic and environmental issues, sustainability, manufacturability, ethics, health, safety issues, and social and political issues, according to the nature of the design.)
4 Ability to devise, select, and use modem techniques and tools needed for analyzing and solving complex problems encountered in engineering practice; ability to employ information technologies effectively. X
5 Ability to design and conduct experiments, gather data analyze and interpret results for investigating complex engineering problems or discipline specific research questions.
6 Ability to work efficiently in intra-disciplinary and multi-disciplinary teams; ability to work individually. X
7 Ability to communicate effectively in Turkish, both orally and in writing; knowledge of a minimum of one foreign language; ability to write effective reports and comprehend written reports, prepare design and production reports, make effective presentations, and give and receive clear and intelligible instructions. X
8 Recognition of the need for lifelong learning; ability to access information, to follow developments in science and technology, and to continue to educate him/herself.
9 Consciousness to behave according to ethical principles and professional and ethical responsibility; knowledge on standards used in engineering practice.
10 Knowledge about business life practices such as project management, risk management, and change management; awareness in entrepreneurship, innovation; knowledge about sustainable development.
11 Knowledge about the global and social effects of engineering practice on health, environment, and safety, and contemporary issues of the century reflected into the field of engineering; awareness of the legal consequences of engineering solutions.
Evaluation System
Semester Studies Contribution Rate
1. Ara Sınav 50
1. Kısa Sınav 10
1. Ödev 10
1. Performans Görevi (Seminer) 20
2. Kısa Sınav 10
Total 100
1. Yıl İçinin Başarıya 60
1. Final 40
Total 100
ECTS - Workload Activity Quantity Time (Hours) Total Workload (Hours)
Course Duration (Including the exam week: 16x Total course hours) 16 3 48
Hours for off-the-classroom study (Pre-study, practice) 16 2 32
Mid-terms 1 5 5
Performance Task (Seminar) 1 20 20
Final examination 1 20 20
Total Workload 125
Total Workload / 25 (Hours) 5
dersAKTSKredisi 5