2021 | Power electronics application to power systems

The aim of this lecture is to understand operating principles, control method, and power balance of power converters for electric power systems. First of all, ... ▶Japanese PosttoSNS TOKYOINSTITUTEOFTECHNOLOGY 5088CoursesexhibitNotes 16Videos/Audios Archives SearchbyKeywords SearchbyLectureTitle SearchbyLecturer Print  Home  > SchoolofEngineering  > GraduatemajorinElectricalandElectronicEngineering  > Powerelectronicsapplicationtopowersystems Undergraduate Graduate SchoolofScience UndergraduatemajorinMathematics UndergraduatemajorinPhysics UndergraduatemajorinChemistry UndergraduatemajorinEarthandPlanetarySciences Commoncourses SchoolofEngineering UndergraduatemajorinMechanicalEngineering UndergraduatemajorinSystemsandControlEngineering UndergraduatemajorinElectricalandElectronicEngineering UndergraduatemajorinInformationandCommunicationsEngineering UndergraduatemajorinIndustrialEngineeringandEconomics Commoncourses SchoolofMaterialsandChemicalTechnology UndergraduatemajorinMaterialsScienceandEngineering UndergraduatemajorinChemicalScienceandEngineering Commoncourses SchoolofComputing 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PowerElectronicsisenablingtechnologyforachievingvariouspowerconversionbyusingsemiconductordevicesasapowerswitch,anditisappliedtoelectricpowersystemsbecauseitcanactivelycontrolvoltage,current,andfrequencyatthesametime.Theaimofthislectureistounderstandoperatingprinciples,controlmethod,andpowerbalanceofpowerconvertersforelectricpowersystems.Firstofall,theoverviewandproblemsofelectricpowersystemsalongwiththeroleofpowerconvertersareexplained,followedbydiscussionregardinghowtoachievehigh-voltage,high-powerconversionwithlessvoltage/currentharmonics.Then,thecontrolmethodsofthree-phasepowerconvertersarediscussed.Secondly,theoperatingprinciples,controlmethod,andmodelingofFACTSdevicessuchasanSVC,aSTATCOM,anHVDC/BTBsystemareexplainedwithafocusonoperatingprinciplesandtheirbenefits.Then,theclassification,operatingprinciples,andapplicationsofmodularmultilevelcascadeconverters(MMCCs)withdifferentcircuitconfigurationsareexplainedwithafocusonitsapplicationtoSTATCOMand/orBTB/HVDC. Studentlearningoutcomes Bytheendofthiscourse,studentswillableto:1) Understandandexplainoperatingprinciplesandcontrolmethodsofpowerconvertersforelectricpowersystems.2) Understandhowtomodelpowerconverters,andabletomodelpowerconvertersforelectricpowersystems.3) ExplainoperatingprinciplesandcontrolmethodsofFACTSdeviceswhicharerepresentativesofpowerconvertersforelectricpowersystems.4) Explainoperatingprinciplesandcontrolmethodsofmodularmultilevelcascadeconverterswithdifferentconfigurations. KeywordsPowerelectronics,electricpowersystems,FACTSdevices,reactivepowercompensators,HVDCsystems,modularmultilevelcascadeconverters. Competenciesthatwillbedeveloped ✔Specialistskills Interculturalskills Communicationskills Criticalthinkingskills ✔Practicaland/orproblem-solvingskills Classflow EachofthelectureswillbecarriedoutbyusinghandoutswhichwillbeuploadedtoOCWibeforeorafterthelecture. Courseschedule/Requiredlearning   Courseschedule Requiredlearning Class 1 1.Overviewandproblemsofelectricpowersystems,andtheroleofpowerconverters. 2.Methodsforachievinghigh-voltage,large-capacitypowerconversion,aswellasreducingharmonicvoltages. Understandproblemsofelectricpowersystemsandtheroleofpowerconverters,aswellasmethodsforachievinghigh-voltage,large-capacitypowerconversionwithlessharmonicvoltagesbyreadingthe1sthandoutcarefully. Class 2 1.Currentcontrolmethodofadccircuitandasingle-phaseaccircuit. 2.Circuitequationsofathree-phaseaccircuit. 3.Decoupledcurrentcontrolofathree-phaseaccircuit. 4.Relationshipofinstantaneouspower. Understandthecurrentcontrolmethodofdc,single-phase,andthree-phasecircuitsaswellastherelationshipofinstantaneouspowerbyreadingthe2ndhandoutcarefully. Class 3 1.OverviewofFACTSdevices. 2.Reactivepowercompensators(SVCandSTATCOM). UnderstandtheoverviewofFACTSdevices,andthecontrolmethodalongwithoperatingprinciplesofreactivepowercompensators(i.e.,SVCandSTATCOM)byreadingthe3rdhandoutcarefully. Class 4 1.Thyristor-ControlledSeriesCapacitor(TCSC). 2.StaticSynchronousSeriesCompensator(SSSC). 3.UnifiedPowerFlowController(UPFC). 4.High-VoltageDirect-Current(HVDC)andBack-To-Back(BTB)systems. UnderstandtherepresentativesoftheFACTSdevicessuchasTCSC,SSSC,UPFC,HVDC,andBTBintermsofcontrolmethodandoperatingprinciplesbyreadingthe4thhandoutcarefully. Class 5 1.Overviewofmodularmultilevelcascadeconverters(MMCCs). 2.ClassificationandcharacteristicsofMMCCs. Understandtheoverviewofmodularmultilevelcascadeconverters(MMCCs),andtheirclassificationandcharacteristics. Class 6 1.Operatingprinciplesofasingle-phaseMMCC. 2.Operatingprinciplesofasingle-delta-configuredMMCC(SDBC). 3.Operatingprinciplesofasingle-star-configuredMMCC(SSBC). Understandsingle-phaseMMCCs,single-delta-configuredMMCCs(SDBC),andsingle-star-configuredMMCCs(SSBC)intermsofthecontrolmethodandoperatingprinciples. Class 7 1.Overviewofdouble-star-configuredMMCCs(DSCCandDSBC). 2.Operatingprinciplesofahalf-bridge-configuredMMCC. 3.OperatingprinciplesoftheDSCC(Double-StarChopperCells). 4.OperatingprinciplesoftheDSBC(Double-StarBridgeCells). Understandtheoverviewofdouble-star-configuredMMCCs,alongwithahalf-bridge-configuredMMCC,DSCC,andDSBCintermsofcontrolmethodandcircuitequations. Out-of-ClassStudyTime(PreparationandReview) Toenhanceeffectivelearning,studentsareencouragedtospendapproximately100minutespreparingforclassandanother100minutesreviewingclasscontentafterwards(includingassignments)foreachclass.Theyshoulddosobyreferringtotextbooksandothercoursematerial. Textbook(s) Nonerequired. Referencebooks,coursematerials,etc. NedMohan,ToreM.UndelandandWilliamP.Robbins,PowerElectronics:Converters,Applications,andDesign,ISBN-13:978-0471226932 Assessmentcriteriaandmethods Student'sknowledgewillbeassessedbyreports(100%). Relatedcourses EEE.P412：Powerelectronicscircuitsandsystems EEE.P414：Powerelectronicscontrolandanalysis EEE.P311：PowerElectronics EEE.C201：ElectricCircuitsI EEE.C202：ElectricCircuitsII EEE.C261：Controltheory Prerequisites(i.e.,requiredknowledge,skills,courses,etc.) Thiscoursecanbetakenwithouttakingthegraduatecourses“EEE.P412:Powerelectronicscircuitsandsystems”and“EEE.P414:Powerelectronicscontrolandanalysis”. ContactUs Termofuse LinksrelatedtoOCW copyright(c)2005-2022TokyoInstituteofTechnology