ANSYS高級(jí)接觸問(wèn)題

1

ANSYS

1

i.i

i.i.i

1.1.2

2

1.2

ANSYS

ANSYS

1.2.1

1.2.2

1.2.3

3

*1

1.3

1.3.1

FMICA

k

1ANSY

1

2

Ktangent=0.01Knormal

2

4

nor5

tangent^tangent'

FKN=0.01-0.1

//CONTA178

0.1*E<KN<1.0*E

FKN=1.0

KN

0.01*E<KN<0.1*EE

3

Stepl

Step2

Step3

SEQ\

2.1

1

2

5

-WOTS

3ANSY

FTFN

FT＜XFN

FT

4

2.2

Keyopt7

0

1

2

3

3.1

6

ANSY

20230

3.2

Targe

conta

2D

TARGE169

2DC0NTA171D2

CONTA1722D3

3DTARGE179

3.3

Step1

AMESH

VMESH

Step2

3-

1

7

WOTKS

Step3

Step4

(E)(LMESH,AMEAH)

Main

Menu>Preprocessor>Modeling>Create>Elements>Suf/Contact>Surfto

Surf(ESURF)

TSHAP

8

#I

EWirtTe

Hft：

Tapfletcrdt

5upfrtien(rtMr?s

Jfcr^ptftrftyi^nwi*

WitirIKE*

Inbticortslchflrf"

PtbJrtOCn*

iri.3.￡)eneb

In#ow.pencaitKnT

!4JX.

3wt

Cowem^stfC

TarQfntpenikyjtffms?

dw

(*rputprn&ffvaLffor

scrtng)

J

TSHAPANSYS

（LMESH）2D（AMESH）3D

（KMESHPilot

Pilot

ANSYMPilot

12

MainMenu>Preprocessor>Modeling>Create>Elements>Suf/Contact>Sufto

Surf

9

ANSYS

3-3

/PSYMS,ESYS,1

ESURF,,REVE

wors

Step5.

MainMenu>Preprocessor>Modeling>Create>Elements>Surf/Contact>Surfto

Surf

1U>Iwm

M

TAft^EITOs

one*

Step6

Pilot

Step7

ESURF,,REVE

ANSYM

Seal.dat

N

fullNewton-Raphson

NSBMXNSBMIN

Step8

10

Step9

/P0ST1

/POST26

4.1

90

1

1

2

.K

CONTAC4S

2D

a~uors

11

CON1AC49

3D

nors

（3）

M2IZ21/62/3

4.2

conta4849

K=fE

f=0.110

E=

f=1

f=1100f=1

4.3

Keyopt

12

Step1

AmeshVmesh

Step2

（4）

\2

Step33

①Et,1,Contac48（2D）Et,1,Contac49（3D）

（2）

(3)GCGE

MainMenu>Preprocessor>Modeling>Create>Elements>SurftoContact>NodetoSurf

Step2Step3,

13

NSEL,S,NODE,,

CM,CONTACT,NODE!

NSEL,S,NODE,,

CM,TARGET,NODE,!

NSEL,ALL!

E,,

R,,

!******

!

CONTACT

!

TARGET

!

!

GCGEN,CONTACT,TARGET!

GCGEN,TARGET,CONTACT

GCGEINUMRADRADC

(

5）。

RADC

5

NUM

Step4

CONTAC449

14

KEY0PT(1)

KEY0PT(2)0Penaltyfunction1Penaltyfun

ction+Lagrangemultiplier

,

KEYOPT(3)

KEYOPT⑺

CONTAC4849

KEYOPT(7)=2

012

1

KEYOPT⑺=0

/

KEYOPT(7)=1

CONTAC4849KNKT

TOLNFACTCONT

15

Step5

Step6

Autots,onGUI:MainMenu>Solution>LoadStepOpts>Time/Frequency>Time>TimeStep

AnalysisType>Sol

EquilibriumIter

Newton-Raphson

NEQIT,2575,GUI:MainMenu>Solution>

nControlsSolution>LoadStepOpts>Nonlinear>

PRED,on：full

NROPTfull

KN

Step7

Step8

solve

=1=2-2=34

STAT=34STAT=12

FnFs

ETABLE

5.1

ANSYS

1

Contac52Contac178UZ2D

CONTA17

0

2

3

5.2

1

2Step1.Step

2.Step3MainMenu>Preprocessor>

Modeling>Create>Elements>AutoNumbered>AtCoincidNd

3MainMenu>

Preprocessor>Modeling>Create>Elements>AutoNumbered>offsetNodes

(EWTF]

TOURTefef+ygXjdfftte

TLAB

CcinddtnkNodtf

Cared

16

17

5.3

1C0NTA17K2:0

PCG

FKNTOLN

C0NTAC1ConTAC52/

2MU0Conta178

Contac12Contac52

3Conta178Contac12Contac52

4ETABLE

5.4GUI

Step1.UtilityMenu>File>ResumefromNode-to-node.db

Step2.3D/prep7et,3,conta178

Step3.MainMenu>preprocessor>Add/

Edit/Delete

Step4.Type,3!Conta178Mat,1Real,1

Step5.-MainMenu>Preprocessor>

Modeling>Create>Elements>AutoNumbered>AtCoincidNdToleranceof

Coincidence=0.0001NodalnumberOrdering=LowtohighOK

pickall:EINTF,0.0001

Step6.

/Solusolve

O

NodKof<0^*178etoowt8（X3edddeastdehwconuttnwmalbrrMfovHtvtttt1orlw

wors

Picxord

Conta178

X,Y,Z

<NX,NY,NZ>=<0,1,0>。

NX,NY,NZ(

Step7GUI:MainMenu>Preprocessor>Real

Constants>Add/Edit/Deleteset1EditType3CONTA78—IOHf

Definedgapnormal_Xcomp.NX=0Definedgapnormal_Ycomp.NY=

1Definedgapnormal_Zcomp.NZ=0：RMODIF,1,6,0,1,0

Step8conta178

/Solusolve

Step9.Esel,s,Ename,,solid185/POSTPLNSOL,S,EQV

MainMenu>GeneralPostproc>PlotResults>ContourPlot>NodalSolu

StressVonMisesSEQVOK

18

19

Step10.UtilityMenu>Select>

EntitiesfElementsfByElemNameElementNAME=Conta174：ESEL,S,

Ename,,Conta178

Step11FNUSEPETABLEfConta178

fETABLE,FN,SMISC,1ETABLE,GAP,NMISC

Step12UtilityMenu>Select>

EntitiesfNodes^AttachedtofElementsfFromFullfApplyplot（）f

NSLfNPLOT

hem

F