异步电机矢量控制方案的研究

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1、北京交通大学硕士学位论文异步电机矢量控制方案的研究姓名：陈顺中申请学位级别：硕士专业：电力电子与电力传动指导教师：王毅;车向中20070201jE塞变堑左堂亟±竺位丝塞△旦SI丛盟ABSTRACTABsTRAcT．Vectorcontrolisahighperformanoespeed—adjustingtheoryofACmotorborninthe190century70s．Bydevelopingofmorethan30years，vectorcontrolgraduallycometomaturationbothOn

2、theoryandtechnology．Developedcountryhavealreadybeeninthehighrankinthisfield，andhaveappliedmadevectorcontrol011electriclocomotive，theperformanceofelectriclocomotiveisimprovedremarkably．Buttheresearch011vectorcontrolunderhighpowerapplicationisratherscarce．CNRelectric

3、tractionR&DcenterdevotesitselftothedevelopmentofACdrivetechnology．NowCNRelectfictractionR&DcenterwantstOfetchinadvancedvectorcontroltechnologyapplyingonelectriclocomotiveofALSTHOM，andspeciallysetsuptheprojectofprophasestudyOnvectorcontroltoprimarilycomprehendandmas

4、tersthevectorcontroltechnology．Thispaperengagesinprimaryresearchonvectorcontrolsupportedbythatproject．ThevariousvectorcontrolschemesthatwereintroducedbydomesticandOVerseasliteraturesarethoroughlyanalyzedandcomparedinthepaper．1hepaperadoptedrotorFieldOrientedControl

5、(FOC)voltagedecouplingvectorcontrol，designedmulti-closedadjusterofspeed，fluxandcurrentaccordingtothemathmodel．Oneimportantpartinthevectorcontrolsystemisobservationoftherotorflux，thepaperadoptsanimprovedvoltageandcurrentcombinationobserver．ThepaperadoptsSVPWMmodulat

6、iontechniqueandintroducesthecontrolprincipleofSVPWM．Vectorcontrolschemedesignedinthepaperissimulatedbymatlab,resultindicatesve,ctorcontrolschemedesignedinthepaperachievesdecouplingoftorquecurrentandflux61．11Tent_'andhashighperformanceeitherinstaticstateorindynamics

7、tate．AFOCcontrolsystcmbasedontheTMS320F2812digitalsignalprocessorpSP)producedbyTexasInstrumentsisdesigned，thedesignofcontrolcircuitandcontrolsoftisaccomplished．ThepaperadoptsVBsoRtocompiletheobservationinterfaceofPC．TheexperimentationindicatestheFOCcontrolsystemcan

8、implementtheFOCschemeandthecontrolperformanceisfine．KEYWoRDS：vectorcontrol；fieldorientedcontrol；voltagedecoupling；spacevectorpulsewidthmodulation