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1、PermanentMagnetsSynchronousMachinesFaultsDetectionandIdentificationGaranceVinsonl,2,MichelCombacau2,ThomasPradol,PaulineRibot21:Messier-Bugatti-Dowty,78140Velizy-Villacoublay,France2:CNRSLAAS,7avduColonelRoche,UnivdeToulouse,LAAS-UPS,31400Toulouse,FranceEmail:garance.vinson@safranmbd.comAhst
2、ract-ThereportedworkisthedesignofaFaultDetectionFDI'sbasicprincipleistocomparetherealbehaviorofthesystemforpermanentmagnetsynchronousmachines(PMSM).systemwiththeexpectedbehaviorthatcomesfromasystemTwomainfaultsoccurringonthesemachinesareidentifiedasmodel.Comparisonisfirstlymadewiththemodelof
3、nominalinter-turnsshort-circuitsandrotorsinglepoledemagnetization,operationduringthedetectionstage.Ifthereisadifferenceandcharacterized.AnanalyticalmodelofthePMSMisdevelopedandsimulatedusingMatIabSimulink.Themodelenablesbetweenobservedandsimulatednominalbehaviours,thensimulatingnominalandfau
4、ltyPMSMbehavior,withseveralidentificationprocesstakesplaceandcomparisonisdonewithstagesofdegradation,andissupportedbytestsresults.Specificothermodelsrepresentingfaultybehaviours.indicatorsareproposedforeachfault.TheydonotrequireToassesstheconsistencybetweenrealandexpectedbeadditionalmaterial
5、orsensorssincetheyarebasedonthesignalshaviours,indicatorsareused.Theseindicatorsarebasedonalreadymonitoredforthemachinecontrol.Anapplicationismadeona9-slots8-polessynchronousmachinebeingpopulartheinformationavailableonthesysteme.g.ontheobserinaeronautics.vationscomingfromthesensors.Foreachfa
6、ult,abatteryofindicatorsisusedwhosevaluesvaryinawell-known1.INTRODUCTIONwaywhenthefaultoccurs;thisisthefaultsignature.ThisFacingthegrowthoftheairtransportdemand,theenvironsignatureisidentifiedfromamodelofthesystemincludingmentalissuesandthecompetitionbetweenaircraftmanufachealthyandfaultybeh
7、aviours.Thismodelmightbeanalytical,turers,theaerospaceindustryislookingforsafer,cleanerandnumerical,orboth,dependingontheknowledgeavailableoncheaperaircrafts.Besidethemajorstepchangesoccurringthefaultysystem.inengines,structuresandaerodynamics,impr
