EECE 473 – Power Electronics Catalog description: Overview of power electronics devices used and their desired characteristics; diode circuits and rectifiers, effect of source inductance, three-phase rectifiers; dc-dc switched mode converters, buck, boost, and buck-boost circuits, bridge converter; pulse-width modulated inverters, voltage control, harmonics, three-phase inverters; introduction to gate and base drive circuits, snubber circuits. Credit hours: 3 credits Required or elective: Elective for CCE / ECE students Prerequisites: By course: EECE 210, By topic: Circuit analysis, basic understanding of electronic devices, differential equations, Laplace transforms and Fourier series Textbook(s) and/or required materials: Mohan N., Undeland T, Robbins W. Power Electronics: Converters, Applications, and Design (3rd Ed.), John Wiley & Sons, Inc., 2003. References: Rashid M. H. Power Electronics: Circuits, Devices, and Applications (3rd Ed.), Prentice Hall, 2004. Computer usage: PSPICE, SIMULINK Course Objectives Correlates to program objectives 1, 2, and 3 1, 2, and 4 The objectives of this course are to: Introduce students to the general field of Power electronics Learn the main switching topologies used in power electronics circuits and how they operate, how they are controlled, driven and protected. Develop in students the mathematical, scientific, and computational skills relevant to analyze and solve power electronics problems. Develop in students skills relevant to the design and synthesis of power electronics systems having realistic specifications and constraints. Promote teamwork among students and effective communication skills. 1 and 2 1, 2, 3, and 4 1, 2, 3, and 4 Course Topics No. 1 2 3 4 5 6 7 75 min lectures 1 3 2 5 6 6 4 Subjects covered Introduction Overview of Devices Review of basic concepts Diode rectifiers and circuits dc-dc converters dc-ac inverters Drive and Protection Circuits Course Learning Outcomes At the end of the course, students are able to: Understand the basic principles power or switching electronics and the difference from linear electronics. Understand the basic operating principles of power semiconductor switches and their desired characteristics. Analyze power electronics converters and systems using computer simulation packages. Understand and analyze the operation of single and three-phase diode rectifiers with source inductance and real loads with output Correlates to Program Outcomes H M L (a)(e)(n) (k) (a)(e)(n) (a)(c)(e) (k)(n) (a)(c)(e) (k)(n) (k) filter. Understand and analyze the operation of dc to dc switching regulators that step-up or step-down the supply voltage. Understand and analyze the operation of switch-mode dc-ac single and three-phase inverters. To develop a basic understand of harmonics and the negative effects they have on ac supply systems. Understand how harmonics can be reduced using passive filters and how they can be cancelled using pulse width modulation (PWM) switching techniques. Are aware of the practical converter design consideration in terms of drive and protection snubber circuits. * H: High correlation, M: Medium correlation, L: Low correlation (a)(c)(e) (k)(n) (a)(c)(e) (k)(n) (a)(e)(n) (j) (j)(m) (k)(m) (a)(c)(e) (k)(n) (j)(m) (a)(c)(e) (k)(n) (j) Class/laboratory schedule: Two 50-minute lectures per week and One three-hour lab session per week. Evaluation methods 1. Midterm 2. Final exam, 3. Home works (5) 4. Projects (1) 5. Class quizzes (3) Professional component Engineering topics: General education: Mathematics and basic sciences: 80% 10% 10% Person(s) who prepared this description and date of preparation Sami Karaki, March 2004 March 2009. Date of last revision March 2009.