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Contact problem, no convergence

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Lirock

Mechanical
Joined
May 27, 2006
Messages
75
Location
CN
Hi,
I am learning contact analysis and I have a problem here. I want to constrain an axis by the friction between it and the sleeve, but the solution went a very time without any error or results. I don't know why.Could any one help me to have a check?
The following is the commands:
/PREP7
CYLIND,1, ,0,2,0,360,
CYLIND,1.2, ,0,1.5,0,360,
CYLIND,2,1.2,0,1.5,0,360,
VDELE, 2, , ,1
VDELE, 3, , ,1
CYLIND,2,1.02,0,1.5,0,360,
k,,,,2
KWPAVE, 25
BLOCK,-2,2,-0.05,0.05,0,1,
BLOCK,-2,2.5,-0.05,0.05,0,1,
VDELE, 3, , ,1
FLST,2,2,6,ORDE,2
FITEM,2,1
FITEM,2,4
VGLUE,P51X
ET,1,SOLID95
MPTEMP,,,,,,,,
MPTEMP,1,0
MPDATA,EX,1,,2.1e5
MPDATA,PRXY,1,,0.3
ESIZE,0.1,0,
FLST,5,2,6,ORDE,2
FITEM,5,2
FITEM,5,5
CM,_Y,VOLU
VSEL, , , ,P51X
CM,_Y1,VOLU
CHKMSH,'VOLU'
CMSEL,S,_Y
VSWEEP,_Y1
CMDELE,_Y
CMDELE,_Y1
CMDELE,_Y2
MSHAPE,1,3D
MSHKEY,0
CM,_Y,VOLU
VSEL, , , , 3
CM,_Y1,VOLU
CHKMSH,'VOLU'
CMSEL,S,_Y
VMESH,_Y1
CMDELE,_Y
CMDELE,_Y1
CMDELE,_Y2
ESIZE,0.2,0,
CM,_Y,VOLU
VSEL, , , , 3
CM,_Y1,VOLU
CHKMSH,'VOLU'
CMSEL,S,_Y
VCLEAR,_Y1
VMESH,_Y1
CMDELE,_Y
CMDELE,_Y1
CMDELE,_Y2
csys,1
nrotat,all
/output,contact,txt,,
CM,_NODECM,NODE
CM,_ELEMCM,ELEM
CM,_KPCM,KP
CM,_LINECM,LINE
CM,_AREACM,AREA
CM,_VOLUCM,VOLU
MP,MU,1,0.17
MAT,1
MP,EMIS,1,7.88860905221e-031
R,3
REAL,3
ET,2,170
ET,3,174
R,3,,,1.0,0.1,,
RMORE,,,1.0E20,0.0,1.0,
RMORE,0.0,0,1.0,,1.0,0.5
RMORE,0,1.0,1.0,0.0,,1.0
KEYOPT,3,4,0
KEYOPT,3,5,0
KEYOPT,3,7,0
KEYOPT,3,8,0
KEYOPT,3,9,0
KEYOPT,3,10,1
KEYOPT,3,11,0
KEYOPT,3,12,0
KEYOPT,3,2,0
KEYOPT,2,5,0
ASEL,S,,,14
ASEL,A,,,15
CM,_TARGET,AREA
TYPE,2
NSLA,S,1
ESLN,S,0
ESURF
CMSEL,S,_ELEMCM
ASEL,S,,,9
ASEL,A,,,10
CM,_CONTACT,AREA
TYPE,3
NSLA,S,1
ESLN,S,0
ESURF
ALLSEL
ESEL,ALL
ESEL,S,TYPE,,2
ESEL,A,TYPE,,3
ESEL,R,REAL,,3
ESEL,ALL
ESEL,S,TYPE,,2
ESEL,A,TYPE,,3
ESEL,R,REAL,,3
CMSEL,A,_NODECM
CMDEL,_NODECM
CMSEL,A,_ELEMCM
CMDEL,_ELEMCM
CMSEL,S,_KPCM
CMDEL,_KPCM
CMSEL,S,_LINECM
CMDEL,_LINECM
CMSEL,S,_AREACM
CMDEL,_AREACM
CMSEL,S,_VOLUCM
CMDEL,_VOLUCM
CMDEL,_TARGET
CMDEL,_CONTACT
R,3,0,0,1, 0.1,-0.03,0
RMORE,0,0,1e+020, 0,1,0
RMORE,0,,, ,,
RMORE,,,1, 0,0,
FLST,2,1,5,ORDE,1
FITEM,2,24
/GO
SFA,P51X,1,PRES,0.1
FLST,2,2,5,ORDE,2
FITEM,2,7
FITEM,2,-8
/GO
DA,P51X,ALL,
FLST,2,1,5,ORDE,1
FITEM,2,1
/GO
DA,P51X,UZ,
allsel
FINISH
/SOLU
SOLVE
 
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