simpack_Wheel-Rail_Training_BASIC.pdf

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1、SIMPACKTRAININGWheel/RailBasicsSIMPACK:Wheel/RailBasicTrainingAnalysisandDesignofGeneralMechanicalSystems方向华BeijngEngineeringSolutionProviderLtd.INTECGmbH,ArgelsriederFeld13,82234Wessling,Tel:08153/9288-0,Fax08153/9288-11,E-Mail:intec@simpack.deSIMPACKTRAININGWheel/RailBasicsCon

2、tentsÎOverview:SIMPACKWheel/RailFunctionalityÎTheTrackJoint,DegreesofFreedomÎTheSIMPACKDefaultWheelsetÎEXAMPLE:SettingUpaDefaultWheelsetÎStandardTrackModels,BasicContactModelsÎSomeTipsforCompletingtheVehicleÎEXAMPLE:BuildingtheBogieSubstructureÎEXAMPLE:CompletingtheVehicleÎEXAMP

3、LE:LinearisedWheel/RailContactÎEXAMPLE:EigenmodeAnalysisÎEXAMPLE:TimeIntegrationandGeneralWheel/RailSpecificPlotsÎEXAMPLE:BasicTrackIrregularitiesÎEXAMPLE:RideComfortAnalysisandDesignofGeneralÎProfileGenerationMechanicalSystemsÎEXAMPLE:RootLociÎEXAMPLE:CriticalSpeedÎIndependentW

4、heels(2)SIMPACKTRAININGWheel/RailBasicsOverview:SIMPACKWheel/RailFunctionalityHowtofollowagiventrackHowtogetwheelandrailintocontactTrackdefinitionTrackdefinitionProfilePreprocessorProfilePreprocessorstandard,cartographic,measuredstandard,cartographic,measuredformeasuredprofilesf

5、ormeasuredprofilesTrackJointTrackJointWheel/RailElementsWheel/RailElements=wheels+railswithprofiles=wheels+railswithprofilesHowtocalculatethetangentialforces3DProfileContact3DProfileContactbyconstraintsorone-sidedspringsContactForceElementsContactForceElementsbyconstraintsorone-

6、sidedspringsContactPreprocessorContactPreprocessorContactPreprocessorContactPreprocessorforpre-calculatingtangentialforcesforpre-calculatingtangentialforcesforpre-calculatingcontactpointsforpre-calculatingcontactpointsSpecialProfileLinearisationProfileLinearisation(3)SIMPACKTRAI

7、NINGWheel/RailBasicsTheTrackJointType076DegreesofFreedom:s-alongthetrackcentreImaginarytrackcenterliney-lateralz-verticalϕ-rollangle(arounds)DefinedfromIsystobodyψ-yawangle(aroundz)γ-pitchorrollingangleJointfollowsthetrackcenter(aroundy)07Alternatively:x-5DOF(withoutγ)-1DOF(only

8、s)yJointtype09:liketype07,butv=const.(5,4or0DOF