ECE PED course syllabus

DEBRE TABOR UNIVERSITY

Institute of Technology
Department of Electrical and Computer Engineering

Course Syllabus
Course title: - Power Electronics and Electric Drives
Course Code: - ECEg4222
ECTS Credit: 6; Lecture 2; Tutorial 3; lab: 2 Prerequisite: ECEg4221:
Electrical Machines
th
Target groups: - 4 year ECE students (Power and Control streams) Semester: II
Instructors: Tewodros D. / Satish Reddy Academic year: 2009 E.C.
Course Description:
Fundamentals of power electronics and drives, Dynamic behavior of electric drives , Power
converters to supply electric drives, Electric drives and Control, Motor rating selection,
Characteristics of electric drives for common applications

General course learning outcomes

Upon the completion of this course, students will be able to:

Discuss elements and characteristics, and operation principles of electric drives.(C-L2, A-L2)
Describe operating characteristics of various industrial driven units. (C-L2, A-L2)
Select drive elements and develop drive system for common industrial driven units. (C-L5)
Model electrical drive system (C-L5)
Describe characteristics of electric drives for common applications. (C-L2, A-L2)
Justify reference frame transformation (A-L4)
Demonstrate various types of converter circuits (P-L4)

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 ECE PED course syllabus

Table 1: Tabular presentation to conceptualize course syllabus of Power Electronics and Electric Drives

Week of
Learning outcomes Contents Methods Assessments
delivery
At the end of this chapter, the students will be able Chapter 1: Introduction:
to: 1.1 Basic elements of electric drives Brainstorming Quiz
Describe basic elements of electric drive system (C- 1.2 Torque-speed characteristics of Gapped Lecture Test (optional)
L2, A-L2) industrial driven units Pair discussion Exam
Discuss Torque-speed characteristics of industrial 1.3 Torque-speed characteristics of Resource based Pair-evaluation
driven units (C-L2, A-L2) electric motors Laboratory Laboratory [W1-W2]
Discuss Torque-speed characteristics of electric 1.4 Power supply for electric motors demonstration report
motors (C-L2, A-L2) 1.5 Control of electric drives
Discuss power supplies for electric motors (C-L2,
A-L2)
Design control system for electric drives (C-L5)
At the end of this unit, the students will be able to: Chapter 2: Dynamic behavior of
Analyze Torques acting in a drive system (C-L5) electric drives: Lecture Quiz (optional)
Referring torque and moment of inertia from one 2.1 Torques acting in a drive system Group work Test (optional)
axis to other axis (C-L2, A-L2) 2.2 Referring torque and moment of Presentation Exam
List Energy losses in transient (C-L1) inertia from one axis to other axis Laboratory Self-evaluation [W3-W5]
Discuss motoring and braking mode of operation of 2.3 Energy losses in transient demonstration Group
electric motors (C-L2, A-L2) 2.4 Operation of electric motors in Reflection assignment
Discuss starting methods of electric motors (C-L2, motoring and braking modes Picture analysis Laboratory
A-L2) 2.5 Starting of electric motors report
At the end of this unit, the students will be able to: Chapter 3: Power converters to supply
Differentiate semiconductor devices (C-L2) electric drives Group discussion Quiz (optional)
Discuss single-phase and three-phase Rectifiers (A- 3.1 Semiconductor devices Cross over group Test
L2, C-L2) 3.2 Single-phase AC-DC converters Reviewing article Exam
Design chopper circuits (C-L5, A-L2) 3.3 Three-phase AC-DC converters Reflection Self-evaluation [W6-W9]
Design Inverter circuit (C-L5, A-L2) 3.4 DC-DC converters Question and Individual
Discuss AC-AC converters (C-L2, A-L2) 3.5 DC-AC inverters (1- & 3-) answer assignment
Design control circuits for power converters (C-L5, 3.6 AC-AC converters Laboratory Laboratory
A-L2) 3.7 Control circuits for power converters report

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 ECE PED course syllabus

At the end of this unit, the students will be able to: Chapter 4: Electric drives and Brain storming Quiz (optional)
Model electrical drive system (C-L5) Control: Mini lecture Test (optional)
Design controller for DC motors, Induction motors 4.1 Electric drive system model Individual Self-evaluation
and Brushless DC motors (C-L5, A-L2) 4.2 Controller design for DC motors assignment Individual
Discuss feedback elements (C-L2, A-L3) 4.3 Controller design for Induction Self-learning assignment [W10-W13]
motors Laboratory Group
4.4 Controller design for Brushless DC assignment
motors Laboratory
4.5 Feedback elements report
At the end of this unit, the students will be able to: Chapter 5: Motor rating selection: Brain storming Exam
Discuss heating and motor power rating (C-L2, A- 5.1 Heating and motor power rating Group work Group
L3) 5.2 Load diagram Peer teaching assignment
Select motor rating for continuous duty (C-L2) [W14]
5.3 Motor selection for continuous duty Presentation Laboratory
Differentiate intermittent duty and short time duty 5.4 intermittent duty and short time duty Laboratory report
(P-L3)
At the end of this unit, the students will be able to: Chapter 6: Characteristics of electric lecture Exam
Describe characteristics of electric drives for drives for common applications: Group discussion Self-evaluation
common applications; crane, hoist, centrifugal 6.1 Crane and hoist drives Cross over group Individual
pump, mills, etc (C-L2, A-L2) 6.2 Centrifugal pumps Reviewing article assignment
6.3 Steel rolling mills [W15-W16]
Reflection
6.4 cement mills and sugar mills
6.5 Electric machine tools
6.6 turbo compressors

Assessment Methods

Continuous assessment.60%
Final Examination40%

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ECE PED course
syllabus

Course Policies

All students are expected to abide by the code of conduct of students Senate Legislation of our
University throughout this course.
Academic dishonesty, including cheating, fabrication, and plagiarism will not be tolerated.
Class activities will vary day to day, ranging from lectures to discussions. Students will be
active participants in the course.
You are required to submit and present the assignments provided according to the time table
indicated.
80 % of class & 100 % lab attendance is mandatory! Please try to be on time for class. I
will not allow you to enter if you are late.
Active participation in class is essential and it will have its own value in your grade. Cell
phones MUST be turned off before entering the class.
Text Books (TB)
[1] Vedam Subrahmanyam: Electric Drives: Concepts and Applications, Tata McGraw-Hill, 2001
[2] Ned Mohan: Power Electronics converters, applications, and design-- WILEY-INDIA 2010.

Reference Books (RB)

[1] Electric Drive by Jacob Feinberg, Mir Publishers, 1978
[2] Bimal K. Bose: Modern Power Electronics and AC Drives. PHI Learning 2011
[3] Industrial Brushless servos by Peter Moreton, Newnes, 2000
[4] Power Electronics: Circuits, Devices and Applications--M. H. Rashid, 2 nd edition, 1998
[5] Power Electronics-by P.C.Sen,Tata Mc Graw-Hill Publishing

Approved By:
Tewodros D./ Satish Reddy ___________________
Name (Course instructors) Signature
Tewodros D. __________________
Name (Module Coordinator) Signature
Dires T. ____________________
Name (Chair man) Signature

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