現(xiàn)代設(shè)計方法大作業(yè)

現(xiàn)代設(shè)計方法有限元大作業(yè)

------飛輪的建模與分析

學(xué)院：機(jī)械工程學(xué)院

專業(yè)：機(jī)械設(shè)計制造及其自動化

班級：機(jī)自05班

小組成員：

定義單元的類型和材料屬性

(1)進(jìn)入ANSYS

(2)選擇單元類型

ANSYSMainMenu:PreprocessorElementType

Add/Edit/Delete…fAdd…

八RealConstants

DefinedRealConstantSets

Set1

Add.??|Edit.??|Delete|

CloseHelp

(3)定義材料參數(shù)ANSYSMainMenu:PreprocessorfMaterial

Props->MaterialModelsStructuralLinearfElastic-

Isotropic:

OK一鼠標(biāo)點(diǎn)擊該窗口右上角的來關(guān)閉該窗口

彈性模量泊松比如圖

二：建立模型

如圖:

日Hodeling

日Create

國Keypoints

ELines

日Areas

田Arbitrary

田

日

不SolidCircle

不Annulus

PartialAnni

不ByEndPoinl

國ByDimensior

田Polygon

/AreaFillet

三：網(wǎng)格劃分

(1)從主菜單中選擇mainmenu:preprocessor>meshing>nieshtool命令，打開

meshtool如圖所示

processor

1ementType

ealConstants

aterialProps

ections

□deling

eshing

IMeshAttributes

lefaultAttribsl

SAllKeypoints

^PickedKPs

因AllLines

PickedLines

國AllAreas

PickedAreas

SAllVolumes

PickedVolumes

SVolumeBrickOrient

IMeshTool

ISizeCntrls

IMesherOpts

IConcatenate

IMauh

AANSYSMultiphysicsUtilityMenu

FileSelectListPlot

旦IW回國倒囹至］I

ANSYSToolbar

SAVE_DB|RESUM_DB|QUITI

ANSYSMainMenu0

SModeling▲

BMeshing

BMeshAttributes

SDefaultAttribs

目AllKeypoints

RPickedKPs

國AllLines

PickedLines

目AllAreas

PickedAreas

因AllVolumes

PickedVolumes

SVolumeBrickOr

因eshTool

ESizeCntrls

MesherOpts

0Concatenate

0Mesh

SModifyMesh

國CheckMesh

SClear

SCheckingCtrls

SNumberingCtrls

田ArchiveModel

田Coupling/Ceqn

0FLOTRANSetUp

EMulti-fieldSetUp

SLoads

SPhysics

SPathOperations

SSolution

SGeneralPostproc

(2)在mesh欄選擇volumes選項，點(diǎn)擊mesh按鈕，然后選擇pick

all,劃分的網(wǎng)格如圖

ELEMENTSAN

JAN102015

22:37:17

ANSYS5jobcreatedon10-Jan-15at18:59:16

四：施加約束

施加壓力，操作過程如下:

口Preferences

ElPreprocessor

3Solution

田AnalysisType

日DefineLoads

田Settings

日Apply

日Structural

□Displacement

不OnLines

衣OnAreas

不OnKeypoints

inNode&

不OnNodeComi

ESymmetryB.(

田AntisymmB.(

0Force/Moment

SPressure

0Temperature

SInertia

圖PretnsnSectn

回GenPlaneStr;

SOther

田FieldSurfaceI:

SFieldVolumeIn

田InitialCondi

ELoadVector

田Functions

五：施加載荷：

施加壓力，操作過程如下:

,ences

icessor

on

ysisType

neLoads

ttings

ply

Structural

±1Displacement

3Force/Moment

不OnKeypoints

inNodes

OnNodeComponents

因FromReactions

國FromMagAnaly

±1Pressure

±1Temperature

3Inertia

因PretnsnSectn

目GenPlaneStrain

±1Other

FieldSurfaceIntr

fieldVolumeIntr

InitialCondit*n

LoadVector

functions

lete

erate

六：分析計算

ANSYSMainMenu:Solution-*Solve-CurrentLSfOK—

ShouldTheSolveCommandbeExecuted?Y-*Close(Solutionis

done!）一關(guān)閉文字窗口

目Preferences

±1Preprocessor

3Solution

SAnalysisType

SDefineLoads

國LoadStepOpts

SSEManagement(CMS)

ResultsTracking

Solve

因CurrentLS

回FromLSFiles

SManualRezoning

田Multi-fieldSetUp

SADAMSConnection

0Diagnostics

UnabridgedMenu

±1GeneralPostproc

3TimeHistPostpro

3ROMTool

3DesignXplorer

3ProbDesign

3RadiationOpt

月SessionEditor

目Finish

七：結(jié)果顯ZF

(1)ANSYSMainMenu:GeneralPostprocfPlotResults一

DeformedShape…fDef+UndeformedfOK(返回到Plot

Results)-ContourPlot—NodalSolu???一DOFsolution-

Displacementvectorsum操作過程截圖如下:

二」Q回音圖|

困SYSToolbar

;AVE_DB|RESWI_DB|QUIT|

kNSYSIainMenu@|

5ResultsSummaryd

國ReadResults

□FailureCriteria

BPlotResults

自DeformedShape

□ContourPlot

【odalSol,

□ElenentSolu

月ElenTable

LineElemRes

國VectorPlot

EPlotPathItem

13ConcretePlot

BThinFilm

SListResults

SQueryResults

3OptionsforOutp

3ResultsViewer

3WritePGRFile

ENodalCalcs

SElenentTable

BPathOperations

國SurfaceOperations

SLoadCase

SCheckElemShape

3WriteResults

田ROIOperations

SSubnodeling

BFatigue

ESafetyFactor

0Define/Iodify

■Iu_ir____ns______

16N*m

NODALSOLUTION

JAN102015

STEP-1

SUB-122:10:46

TIME=1

-.202E-03

—.016912

-1.34523

-.016912.285786.588485.8911831.19388

.134437.437135.7398341.042531.34523

ANSYS5jobcreatedon10-Jan-15at18:59:16

NODALSOLUTIOH

0.448E-04.897E-04.13SE-03.179E-03

.224E-04.673E-04.112E-03.157E-03.202E-03

ANSYS5jobcreatedon10-Jan-15at18:59:16

230N*m

NODALSOLUTIOH

STEP-1JAN102015

SUB-122:25:09

-.243114.108188.4594712.810817.162

1.932536.2838210.635114.986419.3377

ANSYS5jobcreatedon10-Jan-15at18:59:16

NODALSOLUTIOH/kN