Chaper 1：Power Electronics Introduction

PowerElectronics电力电子学 电力电子技术 电力电子电路 电子信息工程系张全柱 PowerElectronics Introduction PowerElectronicsIntroduction Outline I Whatispowerelectronics II ThehistoryofpowerelectronicsIII ApplicationsofpowerelectronicsIV Aboutthiscourse I Whatispowerelectronics 1 Definition 2 Function 3 Relationwithinformationelectronics 4 Theinterdisciplinarynature 5 Positionandsignificanceinthehumansociety PowerElectronics Introduction PowerElectronics Introduction I Whatispowerelectronics 1 DefinitionPowerElectronics Istheelectronicsappliedtoconversionandcontrolofelectricpower generaldefinition Theprimarytaskofpowerelectronicsistoprocessandcontroltheflowofelectricenergybysupplyingvoltagesandcurrentsinaformthatisoptimallysuitedforuserloads Amoreexactexplanation PowerElectronics Introduction I Whatispowerelectronics 1 Definition continue PowerElectronicsIsthetechnologyassociatedwiththeefficientconversion controlandconditioningofelectricpowerbystaticmeansfromitsavailableinputformintothedesiredelectricaloutputform 2000年 IEEEfellowforlife 美国电力电子学会前主席 ThomasG Wilson的定义 电力电子技术是通过静止的手段对电能进行有效的的变换 控制和调节 从而把可利用的输入电能形式变成所希望的输出电能形式的技术 PowerElectronics Introduction I Whatispowerelectronics 1 Definition continue IEEE电力电子学会网站http www pels org曾给出过定义 电力电子技术是把电子电路应用到电能变换中的技术 它包括电子器件的使用 电路理论的研究和设计技术的应用 以及为提高变换效果所需各种分析工具的开发 pleasetranslateintoEnglish PowerElectronics Introduction I Whatispowerelectronics 2 FunctionaboutRangeofpowerscale milliwatts mW megawatts MW gigawatts GW aboutothernamesofConversionofelectricpower Powerconverter Converter Switchingconverter Powerelectroniccircuit Powerelectronicconverter PowerElectronics Introduction I Whatispowerelectronics 2 Function continue PowerConverterconfiguration Electricpowerconverttypes properties waveform PowerElectronics Introduction I Whatispowerelectronics 2 Function continue Classificationofpowerconverters PowerElectronics Introduction I Whatispowerelectronics 2 Function continue Powerelectronicsystem Generalstructureofapowerelectronicsystem Controlisinvariablyrequired Powerconverteralongwithitscontrollerincludingthecorrespondingmeasurementandinterfacecircuits isalsocalledpowerelectronicsystem I Whatispowerelectronics PowerElectronics Introduction 2 Function continue Atypicalpowerelectronicsystem Thetaskofpowerelectronichasbeenrecentlyextendedtoalsoensuringthecurrentsandpowerconsumedbypowerconvertersandloadstomeettherequirementofelectricenergysources PowerElectronics Introduction I Whatispowerelectronics 2 Function continue AnexampleofpowerelectronicCircuit I Whatispowerelectronics PowerElectronics Introduction 3 Relationwithinformationelectronics AClassificationofelectronicsbyprocessingobject Otherclassificationsofelectronics PowerElectronics Introduction I Whatispowerelectronics 4 Theinterdisciplinarynature WilliamE Newell sdescription Powerelectronicsistheinterfacebetweenelectronicsandpower Relationwithmultipledisciplines PowerElectronics Introduction I Whatispowerelectronics 4 Theinterdisciplinarynature continue Powerelectronicsiscurrentlythemostactivedisciplineinelectricpowerengineering PowerElectronics Introduction I Whatispowerelectronics 5 Positionandsignificanceinthehumansociety Electricpowerisusedinalmosteverypartandeverywhereofmodernhumansociety Electricpoweristhemajorformofenergysourceusedinmodernhumansociety Theobjectiveofpowerelectronicsisrightonhowtouseelectricpower andhowtouseiteffectivelyandefficiently andhowtoimprovethequalityandutilizationofelectricpower Powerelectronicsandinformationelectronicsmaketwopolesofmoderntechnologyandhumansociety Informationelectronicsisthebrain powerelectronicsisthemuscle PowerElectronics Introduction II Thehistoryofpowerelectronics Thethreadofthepowerelectronicshistoryisthebreak throughandevolutionofpowerelectronicdevices PowerElectronics Introduction III Applicationsofpowerelectronics IndustrialUtilitysystemsTransportationPowersuppliesforallkindsofelectronicequipmentResidentialandhomeappliancesSpacetechnologyOtherapplications PowerElectronics Introduction III Applicationsofpowerelectronics Industrialapplications MotordrivesElectrolysisElectroplatingInductionheatingWeldingArcfurnacesandovensLighting High voltagedctransmission HVDC Flexibleactransmission FACTS Staticvarcompensation harmonicssuppression TCR TSC SVG APFCustompower powerqualitycontrolSupplemental Renew energysources wind photovoltaic fuelcellsEnergystoragesystems PowerElectronics Introduction III Applicationsofpowerelectronics Utilitysystemsapplications PowerElectronics Introduction III Applicationsofpowerelectronics Transportationapplications Trains locomotivesSubwaysTrolleybusesMagneticlevitationElectricvehiclesAutomotiveelectronicsShippowersystemsAircraftpowersystems PowerElectronics Introduction III Applicationsofpowerelectronics Powersuppliesforelectronicequipment TelecommunicationsComputersOfficeequipmentElectronicinstrumentsPortableormobileelectronics III Applicationsofpowerelectronics Residentialandhomeappliances PowerElectronics Introduction LightingHeatingAirconditioningRefrigeration freezersCookingCleaningEntertaining PowerElectronics Introduction III Applicationsofpowerelectronics Applicationsinspacetechnology SpaceshippowersystemsSatellitepowersystemsSpacevehiclepowersystems PowerElectronics Introduction III Applicationsofpowerelectronics Otherapplications NuclearreactorcontrolPowersystemsforparticleacceleratorsEnvironmentalengineering PowerElectronics Introduction ApplicationTrends III Applicationsofpowerelectronics Itisestimatedthatindevelopedcountriesnow60 oftheelectricenergygoesthroughsomekindofpowerelectronicsconvertersbeforeitisfinallyused Powerelectronicshasbeenmakingmajorcontributionsto betterperformanceofpowersuppliesandbettercontrolofelectricequipment energysaving environmentprotectionreductionofenergyconsumptionleadstolesspollutionreductionofpollutionproducedbypowerconvertersdirectapplicationstoenvironmentprotectiontechnology PowerElectronics Introduction III Applicationsofpowerelectronics DevelopmentTrends HowtomeettherequirementoftheloadorgainbettercontroloftheloadHowtoimprovetheefficiency forreliableoperationofpowersemiconductordevices forenergysavingHowtorealizepowerconversionwithlessvolume lessweight andlesscostHowtoreducenegativeinfluencetootherequipmentintheelectricpowersystemandtotheelectromagneticenvironment PowerElectronics Introduction IV Aboutthiscourse Fourparts Chapter ofthecontent Chapter0IntroductionofPowerElectronicsChapter1PowerSemiconductorDevicesChapter2DiodeandPhase ControlledConverters Rectifier Chapter3Voltage FedConverters Inverter Circuit Rectifiers Inverters Controlling Pow