基于DSP的开关磁阻电机检测建模与控制

《基于DSP的开关磁阻电机检测建模与控制》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、ABSTRACTSwitchedReluctanceDriving(SRD)systemisanewtypeofACdrivingsystemwhichhassuchcharacteristicsassimpleandrobuststructure，reliability,lowrotorinertia，lowcostandcontrolflexibility．Also，itcangetvariousmechanicalcharacteristicsandhasahighefficiencyinawidespeedrange．Therefore，SRDhasboard

2、prospectsinthefieldofpowertransmission．Becauseofthedoublesalientstructureofthemachineandhighsaturationofmagneticcircuit，thefluxlinkageisanonlinearfunctionofbothrotorpositionangleandphasecurrent，whichbringsdifficultiesinaccurateofthemodelingmachine．Therefore，thefluxlinkagecharacteristicm

3、easurementandaccuratemodelingofthemachinearebeingwidelystudied．WiththedevelopmentoftheSRDsystem，computersandmicroprocessorswhichwereusedforthecontrolsystemcan’tprovideahighfrequencyoperationenvironmentforthemachine．Performancesofdigitalsignalprocessors(DSPs)makeitoperateinhighfrequency．

4、ThepaperpresentsamagneticcharacteristicdetectionsystemwithDSPTMS320F2812．Real-timephasevoltageandcurrentsignalsareacquiredusingADCmodule．AccordingtofluxlinkageindirectmeasurementdataissenttoPCandthefluxprinciple，thelinkageiscalculatedbydiscretemethod．Then，theCHIVESofflux—currentareprotr

5、acted．ExperimentalresultsshowthatthemagneticcharacteristicdetectionsystemwithDSPcandrawflux．currentcharacteristiccurvesaccurately．Itsuppliestrainingdataforrotorpositionestimationfromfluxlinkageandcurrent．Therotorpositioncanbeestimatedbyusingtheuniquerelationshipbetweenrotorposition，flux

6、linkageandphasecurrent．Adaptivenetworkfuzzyinferencesystem(ANFlS)whichisusedtomapthisrelationship．isdevelopedinthepaper．Fluxlinkageandcurrentasinputs，therotorpositionasoutputsitherefOrethemotormodelisestablishedaccuratelybyANFIS．Thismakesfoundationforeliminationofpositionseasor．Thepaper

7、givesswitchedreluctancedrivesystembasedonDSPTMS320F2812．SRMoperatesusingtwo—phasestartandvoltagePWMcontrolandPIspeed．100padjusting．ItwasgivendetailedhardwaredesignofcontrolsystemandsoftwareflowchartwithClanguagemodularprogramming．Inordertoverifythecorrectnessofthecontrolsystemd