變頻狀態(tài)下異步電動機的仿真研究和高速運行時的特性分析

1、東南大學碩士學位論文變頻狀態(tài)下異步電動機的仿真研究和高速運行時的特性分析姓名：胡海濱申請學位級別：碩士專業(yè)：電機與電器指導教師：周建華20061201東南大學碩士學位論文ABSTRACTWiththedevelopmentofpowerelectronictechniques，ACvariablefrequencyspeedcontrolhasbecomemostimportantpartinelectricaldrive，andthe

2、performanceofinductionmotorwhichisappliedinvariablefrequencyspeedcontrolsystemcommonlyiscareddaybydayBasedonanalyzingthecharacteristicofinverterpowersupplyindetail，anadvancedinductionmotormodelispresentedinthispaperandth

3、echaracteristicofinductionmotorwhichisrunninginhighspeedisstudieddctalledlyInthepapertheoutputvoltageharmonicsofSPWMvoltagefedinverterareanalyzed，throughillustrationcalculationandspectrumanalysis，theamplitudefrequencycha

4、racteristicofoutputvoltageisgainedandtherelationofchangingtheinverterparametertooutputvoltageharmonicsisgeneralizedAccordingt0abcthreephasereferenceflameinductionmotormodelandtraditiontwophasereferenceframemodel，integrat

5、ingtothecharacteristicofinverterpowersupplythesaturatedinductionmotormodelincludingironlossispresentedinthepaperandfortreatingsaturationinmainflux，thecrosssaturationconceptisalsointroducedwhenusingtwoaxismagneticfluxThem

6、odelisapproachedbyMAⅡ。AB，Sn觚Ⅱ，INKsoRware，thesimulatingresultsofadvancedmodelarecomparedwithtraditionmodeltoprovethemodel’SvalidityBasedonanalyzingtheharmonicmagneticfieldandharmonicmagneticpotentialofhighspeedvariablefre

7、quencymotortheanalysismodelofthemotorincludingtimeharmoniceffectispresentedInthepapertheskineffectcoefficientofthehighspeedvariablefrequencymotorrotorbariscalculatedaccuratelyusingdelaminationmethod11把ironlossofhi【ghspee

8、dmotoriscalculatedinthepapertheBertotti’SdiscretemodelisintroducedandanillustrationisintroducedtoahighspeedinductionmotorFinally，thesoftsh舡rtofhighspeedvariablefrequencymotorissimulatedbyadvancedinductionmodelKeywords：va