Welcome to Power Electronics Course
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Welcome Welcome to to
Power Electronics CoursePower Electronics Course
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InstructorInstructor
• Name: Dr. Narayan Kar• Office: 3035 CEI• Email: [email protected]• Office Hour: Thursday, 10 am – 12 pm• Website: www.chargelabs.ca
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Graduate AssistantsGraduate Assistants
AA BBBAA BBB1223 CEI1223 CEIEmail: Email: [email protected] Hour: ------Office Hour: ------
CC DDDCC DDD1223 CEI1223 CEIEmail: Email: [email protected] Hour: ------Office Hour: ------
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TextsTexts
Class LecturesClass Lectures: :
““Power ElectronicsPower Electronics” by Mohan, Undeland and ” by Mohan, Undeland and Robins, 3Robins, 3rdrd Edition, 2003, John Wiley & Sons, Inc. Edition, 2003, John Wiley & Sons, Inc.
Projects/Laboratory Experiments/TutorialsProjects/Laboratory Experiments/Tutorials: : ““Power Electronics Lab & Tutorial ManualPower Electronics Lab & Tutorial Manual" by N. " by N. Kar (to be posted soon) Kar (to be posted soon)
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Class Location and TimeClass Location and Time
CE 1102CE 1102Tuesdays & Thursdays Tuesdays & Thursdays 8:30 am - 9:50 am8:30 am - 9:50 am
http://cronus.uwindsor.ca/users/n/nkar/88-445.nsf
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Tutorials/Laboratory Experiments/ProjectsTutorials/Laboratory Experiments/Projects
1.1. TutorialsTutorials
2.2. Labs/mini projects.Labs/mini projects.
3.3. Detailed instructions on lab/project report/format will Detailed instructions on lab/project report/format will be given at a later time.be given at a later time.
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Marking SchemeMarking Scheme
ParticipationParticipation (5%)(5%)
Midterm Exam Midterm Exam (30%) (30%)
Final Examination Final Examination (50%)(50%)
Laboratory Experiments/Projects Laboratory Experiments/Projects (15%)(15%)
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Important DatesImportant Dates
Midterm Examination Midterm Examination February 28, 2013 (Starts at 8:15 am)February 28, 2013 (Starts at 8:15 am)
Final Examination Final Examination April 17, 2013 (Starts at 3:30 pm) April 17, 2013 (Starts at 3:30 pm)
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Late or Missed Assignments, Reports, or ProjectsLate or Missed Assignments, Reports, or Projects
• Contact the course GA or professor in advance of the deadline. Contact the course GA or professor in advance of the deadline.
• Late assignments will be deducted 10% per day up to 3 days Late assignments will be deducted 10% per day up to 3 days (after which they will receive 0 marks).(after which they will receive 0 marks).
• If you miss the midterm or final exam for a medical or similar If you miss the midterm or final exam for a medical or similar reason, appropriate documentation should be forwarded reason, appropriate documentation should be forwarded immediately to the office of the Assoc. Dean of Engg. Only immediately to the office of the Assoc. Dean of Engg. Only then, test make-up arrangement can be taken. then, test make-up arrangement can be taken.
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Course ContentsCourse Contents
1. Review of diodes, BJTs, MOSFETS, IGBTs, RLC circuits, etc. 1. Review of diodes, BJTs, MOSFETS, IGBTs, RLC circuits, etc.
2. Diode Rectifiers2. Diode Rectifiers
– to convert the input ac into dc in an uncontrolled mannerto convert the input ac into dc in an uncontrolled manner
3. Thyristor Converters 3. Thyristor Converters
– to convert the input ac into dc in a controlled mannerto convert the input ac into dc in a controlled manner
4. DC-DC Switch-Mode Converters4. DC-DC Switch-Mode Converters– Step-down (buck) converter Step-down (buck) converter – Step-up (boost) converterStep-up (boost) converter– Step-down/step-up (buck-boost) converterStep-down/step-up (buck-boost) converter– Cuk converterCuk converter– Full-bridge converterFull-bridge converter
5. Switch-Mode DC-AC Inverters5. Switch-Mode DC-AC Inverters– ac motor drives ac motor drives – Uninterruptible ac power suppliesUninterruptible ac power supplies– Where a sinusoidal ac output is required whose magnitude and frequency both Where a sinusoidal ac output is required whose magnitude and frequency both
have to be controlledhave to be controlled
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Course Contents (Cont’d)Course Contents (Cont’d)
6. Application of Power Electronic Systems6. Application of Power Electronic Systems– Battery ChargingBattery Charging– Renewable Energy from Wind and SolarRenewable Energy from Wind and Solar– Uninterruptible Power Supplies (UPSs)Uninterruptible Power Supplies (UPSs)– DC and Induction Motor Drives: DC and Induction Motor Drives:
• A motor drive consists ofA motor drive consists of– An electric motorAn electric motor– A power electronic converterA power electronic converter– And possibly a speed and/or position sensorAnd possibly a speed and/or position sensor
• ApplicationsApplications– Servo motor drives in roboticsServo motor drives in robotics– Variable-speed drive for adjusting flow rates in pumpsVariable-speed drive for adjusting flow rates in pumps
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SET FormsSET Forms
Student Evaluation of TeachingStudent Evaluation of Teaching forms will be forms will be administered during the last two weeks of the class.administered during the last two weeks of the class.
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Scope and ApplicationsScope and Applications
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Power Flow through ConvertersPower Flow through Converters
o An ac/dc converter is shown hereAn ac/dc converter is shown here
o Converter is a general termConverter is a general term
o Converters: rectifier (ac – dc) and inverter (dc – ac)Converters: rectifier (ac – dc) and inverter (dc – ac)
o Rectifier mode of operation when power from ac to dcRectifier mode of operation when power from ac to dc
o Inverter mode of operation when power from ac to dcInverter mode of operation when power from ac to dc
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Power Processor as a Combination of ConvertersPower Processor as a Combination of Converters
• A converter is a basic module or building block of a power A converter is a basic module or building block of a power electronic systemelectronic system
• Converters: rectifier (ac – dc) and inverter (dc – ac)Converters: rectifier (ac – dc) and inverter (dc – ac)• Energy storage elements (inductors and capacitors): Energy storage elements (inductors and capacitors):
decouple the input and the output sidesdecouple the input and the output sides
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AC Motor DrivesAC Motor Drives
• Converter 1 rectifies line-frequency ac into dcConverter 1 rectifies line-frequency ac into dc• Capacitor acts as a filter; stores energy; decouplesCapacitor acts as a filter; stores energy; decouples• Converter 2 synthesizes low-frequency ac to motorConverter 2 synthesizes low-frequency ac to motor