无轴承的磁薄片电机解耦控制与转子不平衡补偿研究

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1、学位论文Tan鲫designidearevolutionintraditionalbearingl麟technologytorealizetheradialsuspemionandtlacsuspensionof也eother3degreesoffreedombythereluetaneoforces,respectively．Asthebearingl嘲permanentmagnetslicemotoFhasanadvantagesofmagneticbearings，andc蛆solvedifficultproblemsinspeci

2、alelectricdrives．Andithasawiderangeot"applicationslikeinchemicalprocessingindustry,lifescience,semiconductormanufacturingindustryandSOOILhthedissertation。beginningfromtheprincipleofbearinglesspermanentmagnetslicemotor,thecomplexcouplingsystemofdeeouplingeonlrolmethodisint

3、roduced，andtherotorcontrolofmalt8unbalancecompensationisdesigned,thecorrelationmathematicalmodelisestablished,and，controlalgorithmisdeduced．Moreover,thecontrolsystemisestablishedandperrorma．eesimulationisaccomplished谢tllMATLABtoolbox．Thenthedigitalcontrolsystemi8designed．

4、Mainresearchworksare船follows．Firstly,thestructureandoperationprincipleofbearinglesspermanentmagnetslicemotorisstudied,suspensionprincipleofbearinglesspetmarlcntmagnetslicemotorsisintroduced．n蛇mathematicmodelsofradialsuspensionforcesandrotationpartofthebearinglesspermanent

5、magnetslicemotoralededuced,andbasedonthefeatureofbearinglesspermanentmagnetslicemotor,thecontrolsystemadoptingrotorfluxorientedisdesigned．Secondly,accordingtothetheoryofnonlineardifferentialgeometry,thecouplingsystemofthebearinglesspermanentmagnetslicemotorbetweentheradia

6、lsuspensionforcesandcurrentisreducedtodeeoupledlinearsubsystemsandtheNeuralNetworkSlidingModeVariableStructurecontrollerisdesigned．Furthermore，thefeasibilityofthemethodisvalidatedbytheresultsofsimulation．Thirdly,therotorvibrationcontrolOnthebearinglesspermanentmagnetslice

7、motoriseompletedbasedonthedeeouplingcontroloftheelectromagnettorqueandradialsuspensionforces，andallunbalancefeedbackcompensationtechniqueisdesigned．necontrolsystemisestablishedandperformancesimulationisaccomplishedwithMATLAB／SIMULINKtoolbox．田地researchresultshaveshownthatt

8、hecontrolsystem啪reducetherotorvibrationamplitude．Finally,thedi西talcontrolsystemofthebearingl麟per