ANSYS模态分析实例和详细过程.docx

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1、BxesANSYSIwV201617:25:26ModelMlyofunifor*1.2创建单元类型拾取菜单MainM-Preprocessor-EleeentTyle-AddEdil/Deleie,弹出对话框，单击AdiT按钮:弹出对话框，在左侧列表中选择“SlrUCIUralSolid,在灯侧列表中选择“BriCk20node186,单击OK按钮:单击对话框的“Close按钮.-IlSPreferencesPreprocessorBKleaentType TJEBTrtn5H11BHSwitchEleBType AddDOF KeaoveDOFs KlreTechControlBRealC

2、onstants(SIaterialProps向Sections(三IodelingBIeshlnsECheckingCtr)liNunberinRCtrlsEArchiveIodelECoupling/CeqnBIulti-fieldSetUP因1.oadslPhysics三PathOperations三Solution3GeneralPoetprocdlTiHistPostproSROiTool三DesicnXplorer三ProbDesiQRadiationOptBSessionEditorBFinish4. 3定义材料属性拾取菜单MainMenuPreprocessorMaterial

3、PropsMaterialModeIS.弹出对话框,在右侧列表中依次双击Structural,1.inear,Elastic,*Isotropic*,弹出对话框,在EX”文本框中输入2ell（弹性模量）.在PRXY文木框中输入0.3（泊松比）.单击0K”按钮:再双击右傅列表中“Slruciural下Dcnsily,弹出时活椎，在DENS.文本框中输入7800（密度）,单击0K”钮.然后对话框.PreferenceiaBPreproceMeor三KleacntTyC三KealConKtMntnDKlvctrowUnitsBCoavertA1.PiInterinlPropsIatcrial1.ib

4、raryDTr三cxrturrUnitsBChangeIatthiaWFailureCriteriaSfritetoFileReadfro三FileSectionsBIodeling三Ieflhinc5CheckingCtrle三NuabcranxCtrIa三ArchiveIodclSCmj1.mXe冰IVcMm3SMca门&HeFrw3.t*dOmR*.Eht3Re11eSPreferencesPreprocessor三EleaentType三RealConstants田ntcrinlPropsSSections三IodclingSIcshingIrnhAttributeseshToolSi

5、zeCntrlsBIrszhnrOptnConcatenateQlcshOIodifyIcshCheckIesh田CIear三CheckingCtrls三NiunberingCtrln用Archiveldel三Coupling/Ccm三iulti-fieldSetUpS1.oads三PhysicsSPathOperationsBSolutionEGeneralPostprocTiecHistPostpro0KOITool0Desi:rXplorerProbDesignSRadiationOptC3ScnninnEditor在XeSh区域.选择第元形态为exY六面体选择划分单元的方法为Yappe

6、d（映射）单击MeSh按钮，弹出拾取窗口，单击”OU按钮.U3v：38：uIzvMin.M,lacHocUlanalyaiaofunifomstr_subspace4.7指定分析类型拾取菜单MiliUMenu-Solulion-AiialysisTypi-NewAnalySiS。弹出对话框,选择FyPe用Preferences0PreprocessorElSolution AnalysisTypeESNewAnalysis闫OnPgSS(3Define1.oadsO1.oadStepOptsBSEIanageroent(CIS)ResultsTrackingBSolve三ManualRczon

7、ingBlulti-fieldSetUpSADAISConnection三DiagnosticsSUnabridgedBenu0GeneralPostproc TiroeHistPostpro0ROIToolDesignXplorerHProbDesignSRadiationOptESSessionEditorQFinish49指定要犷展的模态数拾取菜单MainVlenu-Solution-1.oadStepOpts-Expansionpass-SingleExpand-Expiindodeso弹出对话框，在RIODE.文本框中输入5.单击0K按钮。4. 10求解拾取菜单MainMenu-Sc

8、Iution-So1ve-Current1.S单击“SolveCurrent1.oadStep对话框的“OK-按钮，Hlfli-Solutionisdone!提示时，求解站束，即可否看结果了。因Preferences0PreprocessorBSolutionEAnalysisType三Define1.oads1.oadStepOptsSEIanagement(CIS)ResultsTrackingSurrcnt1.SolveSIanualRezoning三三ulti-fieldSetUpADAlSConnectionSDiagnosticsBUnabridgedIenuGeneralPost

9、proc0TiieeHistPostproROIToolDcsignXplorcrProbDesignRadiationOptSessionEditor三Finish图2求解结果4.Il列表固有频率拾取菜单MainMeGeneralPostprocResultsSumnary.弹出窗口列表中显示了模型的前5阶频率，及表8相比照，可以看出结果In然存在肯定的误差，但及解析解足基木符合的。伐看完毕后，关闭该窗口。日PreferencesPreprocessor三SolutionQGeneralPostprocHData&FileOptsesultsSumar. ReadResultsFailure

10、Criteria PlotResults1.istResults QueryResults OptionsforOutpResultsViewerWritePGRFileSNodalCalcsSElementTableSPathOperationsSSurfaceOperationsE1.oadCase CheckElcmShapeWriteResultsROIOperationsQSubmodeling FatigueEJSafetyFactor DefineZIodifyNonlinearDiagnosticsResetInnualRezoningBTi三eHistPostpro(9ROI

11、ToolDesignXplorerIINDEXOFDATASETSONRESU1.TSFI1.E*SETTIME/FREQ1.OADSTEPSUBSTEPCUIIU1.ftTIUE112650.111237712.122361945.133484352.14450.10165E*06155SET,USTCommafile4.12从结果文件读结果拾收菜单MainMenuGeneralPostprocReadResultsFirstSet.4.13变更视点为便于更好地视察模型的模态，拾取菜单UlililyMenu-PlOtCtrIS-PanZoomRotate.在弹出的对话框中,单击“1.eft”

12、按钮.Pan-Zoom-Rotate拾取一单UtiIityMenU-PlotCtrlS-Rnimate-MOdeShape。弹出对话框，单击“0K”按钿。视察完毕，单击nAnimationControllerw时话框的71。Se按钮.SPreferences三Preprocessor三Solution GeneralPostproc DataftFileOpts ResultsSummary ReadResultsFirstSetNextSetPrcviousSetB1.astSetPickBBy1.oadStepByTime/FrcqBySetNumberBF1.OTRAN2.IAEFail

13、ureCriteriaPlotResults1.istResultsQueryResultsSOptionsforOutpResultsViewerWritePGRFileENodalCalcsElcacntTableSPathOperationsQSurfaceOperationsE1.oadCaseCheckElemShapeWriteResultsROBOperationsBSubnodelingo:SnJKZMUrrANSYSsx-Wh11M.OCC5.012Mcv2：2011754MModelanlyi9ofUmfoEjubp*CeANSYS3202S1C17SStlSM-25.22

14、MModaltMly*ofUnHoEjbpce4.15视察其余各阶模态拾取菜单MainMenuGeneralPostprocReadResultsNextSet.依次将其余各阶模态的结果徒入，然后重复步骡15视察完模型的各阶模态后，请读者自行分析制率结果产生误差的缘由，并改进以上分析过程。5吩咐流/C1.EAR/FI1.AiAME1EXAYP1.E8/PREP7ET,1,SO1.ID186MP,EX,1,2EllMP1PRXY1,0.3MP1DENS,1.7800B1.OCK.0.0.01.0,0.01,0,0.11.ESIZE1.,.31.ESIZE.2,31.ESIZB,9,15MSHAPE.OMSIIKEYt1VMESH,1FINISH/SO1.lANTYPE,MODA1.M0IX)PT,1.NB,5YXPAND,5D.I1UZDA13.1.YDA,5,UXSO1.VESAVEFINISH/POSTlSET.1.ISTSETiFIRST/VIEW,1,-1/REP1.OTP1.DlNM（三）E,10.0.5.,0SET,NEXTP1.DIANMODE,10,0.5,0FINISH