SIMULINK的模块库介绍

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1、SIMULINK的模块库介绍(1)CommonlyUsedBusCreatorCreatesignalbusBusSelectorSelectsignalsfromincomingbusConstantGenerateconstantvalueDataTypeConversionConvertinputsignaltospecifieddatatypeDemuxExtractandoutputelementsofvectorsignalDiscrete-TimeIntegratorPerformdiscrete-timeintegrationor

2、accumulationofsignalGainMultiplyinputbyconstantGroundGroundunconnectedinputportInportCreateinputportforsubsystemorexternalinputIntegrator,IntegratorLimitedIntegratesignalLogicalOperatorPerformspecifiedlogicaloperationoninputMuxCombineseveralinputsignalsintovectorOutportCreate

3、outputportforsubsystemorexternaloutputProductMultiplyanddividescalarsandnonscalarsormultiplyandinvertmatricesRelationalOperatorPerformspecifiedrelationaloperationoninputsSaturationLimitrangeofsignalScopeandFloatingDisplaysignalsgeneratedduringsimulationScopeSubsystem,AtomicSu

4、bsystem,NonvirtualSubsystem,CodeReuseSubsystemRepresentsystemwithinanothersystemSum,Add,Subtract,SumofElementsAddorsubtractinputsSwitchSwitchoutputbetweenfirstinputandthirdinputbasedonvalueofsecondinputTerminatorTerminateunconnectedoutputportUnitDelayDelaysignalonesampleperio

5、d(2)ContinuousDerivativeOutputtimederivativeofinputIntegrator,IntegratorLimitedIntegratesignalPIDControllerSimulatecontinuous-ordiscrete-timePIDcontrollersPIDController(2DOF)Simulatecontinuous-ordiscrete-timetwo-degree-of-freedomPIDcontrollersSecond-OrderIntegrator,Second-Ord

6、erIntegratorLimitedIntegrateinputsignaltwiceState-SpaceImplementlinearstate-spacesystemTransferFcnModellinearsystembytransferfunctionTransportDelayDelayinputbygivenamountoftimeVariableTimeDelay,VariableDelayinputbyvariableamountoftimeTransportDelayZero-PoleModelsystembyzero-p

7、ole-gaintransferfunction(3)DiscontinuitiesBacklashModelbehaviorofsystemwithplayCoulombandViscousFrictionModeldiscontinuityatzero,withlineargainelsewhereDeadZoneProvideregionofzerooutputDeadZoneDynamicSetinputswithinboundstozeroHitCrossingDetectcrossingpointQuantizerDiscretize

8、inputatspecifiedintervalRateLimiterLimitrateofchangeofsignalRateLimi