ECE433 Power Electronics - Purdue University
ECE433Power ElectronicsInstructor: Maryam SaeedifardOffice: EE 146Maryam@ecn.purdue.eduJan. 10 / 20121
Course Textbook and BackgroundPower Electronics by Daniel W. HartSupplementary Textbooks:Fundamentals of Power Electronics by EricksonPower Electronics by Ned MohanRequired/Assumed Background- Analog Circuits- Basic Control Theory- Semiconductor Devices (Basic)2
DefinitionPower electronics is an interdisciplinary field interrelatedto all of the major disciplines of electrical engineeringSource: Elements of Power Electronics by P. Krein3
DefinitionPower electronics refers to the study of electronic circuitswhich efficiently process and transfer the electric powerusing semiconductor switching devices4
Conversion TypesBlock Diagram of a Power Electronics-Based System DC-DC Conversion AC-DC Rectification DC-AC Inversion AC-AC Cycloconversion5
Power Electronics for PortableElectronic DevicesSource: Texas Instruments and Apple6
Power Electronics for RenewableEnergy Systems: Wind EnergyRotorWind EnergyGearboxGeneratorPower electronicsMechanical EnergyTransformerGridElectrical EnergyRef: “Power Electronics as Efficient Interface in Dispersed Power Generation Systems ,” F. Blaabjerg et. al., IEEE Trans. On PowerElectronics, Vol. 19, No. 5, Sep. 20047
Power Electronics for RenewableEnergy Systems: Solar EnergyRef: Erickson et. al., APEC 2009DCPVArrayPVArrayDCGridDCDCACACDCGridACDCAC8
Power Electronics for Transportation:HEV and EVToyota HEVTesla Motors EVRef: “Development of small size Power Control Unit ,” Hironaka et. al., EVS 20069
Power Electronics for Transportation:Traction System15 kV , 16.7HzCatenaryTransformerAC/DCConverter3-Phase DC/ACConverter3-Phase MotorRef: “Medium Frequency Transformer for Traction Applications making use of Multilevel Converter: Small Scale Prototype Test Results ,”Carpita et. al., SPEEDAM 200610
Power Electronics for Transportation:More Electric Aircraft11
Power Electronics for Solid StateLightingOutdoorGeneral ambient lightingAutomotiveOtherBacklighting in LCD TVs, laptop screens, mobile phonesSinagesFlash lights and camera flashes12
Power Electronics for Solid StateLighting13
Power Electronics for PowerTransmission: HVDC SystemStation 1AC TransmissionStation 2DC TransmissionAC Transmission14
Other Applications of Power ElectronicsMechatronics and RoboticsAll Electric ShipsGrid Integration of Distributed Energy Resources (FuelCells, Micro-turbine Generators, Photovoltaic Panels,Tidal Energy Generators, Wind Turbines) and EnergyStorage Devices15
Considerations for the Design ofPower Electronic ConvertersEfficiencySize and WeightPerformance in Terms of Power Quality and HarmonicContent16
Components Available to the CircuitDesigners17
An Essential Requirement forConversion: EfficiencyAn important goal of converter technology is to constructconverters of small size and weight, which process substantialpower at high efficiencyEfficiency is defined as:Efficiency Target:18
Components Available for LosslessPower Processing19
Power Loss in an Ideal SwitchSwitch closed:Switch open:In either case:20
Design of Power Electronic ConvertersDesign of power electronic converters involves:Design of power circuitsDetermination of control strategy and generation ofgating signalsProtection of switching power devicesDesign of logic and gating circuits21
Course Topics1.2.3.4.5.6.IntroductionDC-DC ConvertersRectifiersInvertersInterfacing Issues for Power Semiconductor DevicesDesign of Components22
Course ObjectivesThis course provides:An understanding of various AC-DC, DC-AC, and DC-DCconverter circuits and principles of their operationA knowledge of the basic characteristics of switch typesA knowledge of switching techniques and control of ACDC, DC-AC, and DC-DC convertersA knowledge of sizing of the switching and energy storageelements in AC-DC, DC-AC, and DC-DC converters23
ECE 433: Simulation ToolsSimpower Systems Toolbox24
Marking SchemeHomework (5%)Projects (15%) – Three projectsQuizzes (15%) – First Quiz: January 30Exams: i) Exam I (15%) –February 22ii) Exam II (15%)- March 28iii) Final Exam (35%)Office Hours: Wednesday and Friday 3:00 -4:30 PM (byappointment)25
Fundamentals of Power Electronics by Erickson Power Electronics by Ned Mohan Required/Assumed Background - Analog Circuits - Basic Control Theory - Semiconductor Devices (Basic) 2. Definition Power electronics is an interdisciplinary field interrelated to all of the major disciplines of electrical engineering 3
Fundamentals of Power Electronics by Erickson Power Electronics by Ned Mohan Required/Assumed Background - Analog Circuits - Basic Control Theory - Semiconductor Devices (Basic) 2. Definition . Electronic Devices Source: Texas Instruments and Apple. Power Electronics for Battery Chargers 7.
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Power electronics have eased the concept of power control. Power electronics signifies the word power electronics and control or we can say the electronic that deal with power equipment for power control. Main power source Ref signal circuit Power electronics based on the switching of power semiconductor devices. With the
INTRODUCTION TO POWER ELECTRONICS Power Electronics is a field which combines Power (electric power), Electronics and Control systems. Power engineering deals with the static and rotating power equipment for the generation, transmission and distribution of electric power. Electronics deals with the study of solid state semiconductor power .
INTRODUCTION TO POWER ELECTRONICS. Section. 1.What is power electronics? 2.Power Converters as Switching Matrices 3.The Role of Power Filters 4.Types of Solid-State Switches 5.Commutation 6.The Internal Functional Sections of a Generalized Power Converter 7.Power/Frequency Domains of Power Electronics 8.Specialized Technologies of Power Electronics
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