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ID:36437844
大小:4.30 MB
页数:71页
时间:2019-05-10
《基于dSPACE开关磁阻电机控制系统的开发与研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、电子科技大学硕士学位论文基于dSPACE开关磁阻电机控制系统的开发与研究姓名:舒杨申请学位级别:硕士专业:机械制造及其自动化指导教师:李辉20080501摘要通过本文的工作,不仅开发了一套基于dSPACE的开关磁阻电机控制系统,方便地验证了单神经元自适应PID算法的有效性,还在应用该控制系统的基础上归纳出了一套快速开发方法,以此来提高开关磁阻电机控制器的开发效率,缩短开发时间。另外,通过运用FPGA对dSPACE实现了功能扩展,一定程度上解决了dSPACE平台使用过程中的问题,该扩展方式也为dSPACE平台的应用提供了一种新的思路。关键
2、词:开关磁阻电机,单神经元自适应PID控制,快速开发,dSPACE功能扩展IIABSTRACTABSTRACTAsanelectromechanicalintegrationspeedmotor,SwitchedReluctanceMotor(SRM)hasbeenwidelyusedinmanyfields,suchastransportation,householdappliances,generalindustrial,aviationandindustrialservosystem.Duetoitsgoodspeedperfor
3、mance,simplestructure,hi曲efficiencyandreliability,itattractsmoreandmoreattentions.Butitsstrongnonlinearelectromagneticcharacteristicsincreaseitscontroldifficulty.Nowadays,manyadvancedintelligentcontrolstrategiesarebeingusedtoenhancetheSRMoperationaleffectiveness.Asitsspe
4、cialstructureandoperatemode,itisdifficulttogetacommon,simpleandaccurateSRMmodel.Sotraditionaloff-linesimulationCannotsatisfytheverificationofthestrategies,andHWILsimulationtechnologyhasbeenusedmoreandmoreint11esesituations.Therefore,inthispaper,aSRMcontrolsystemisdevelop
5、edbasedupondSPACE.Firstly,SRM’sdevelopmentconditions,theories,characteristics,andresearchfocusesareintroduced.Then,itispointedoutthatHWILsimulationtechnologiesareveryusefulinSRD’sdevelopmentprocess.AnddSPACEsystem’Sfeatures,constitutionandRCPtheoryarepresentedaswell.Then
6、,thepower-drivenpartisdesignedanddevelopedtomakethesystemapplicableto4-phase50W~3kWSRMs.Bycomparingseveralbasicconlmoncontrolstrategiesandpowerinvertercircuits,voltagePWMchopperisselectedasthecontrolstrategyinthispaper.Inordertofacilitatethestrategy,thepowerinvertercircu
7、itisdesignedtogeneratePWMinthemaincircuit.Inaddition,aswitchingpowersupplywith6independentoutputsisdesignedtosatisfythedevices’powersupply,suchaspower-drivendevicesandisolationdevices.Inthealgorithmpart,asingleneuronadaptivePIDcontrollerisbroughtinthissystem.Therearethre
8、epartsbeingintroduced,singleneuronadaptivePIDprinciple,overallstructureplanandspecificmodels’design.Aft
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