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[求助] ansys接触分析,算到TIME=0.5左右就不运行了,附上命令流求大神解答

ansys接触分析,算到TIME=0.5左右就不运行了  
附上命令流求大神解答
finish$/clear$/prep7
/units,si
/VIEW,1,1,1,1   
/ANG,1  
/REP,FAST   
/AUTO,1
/REP,FAST
apile=50$bpile=3.84$axilia=5.182$bxilia=1$hxilia=1.2
d=0.75$asoil=70$bsoil=60$hsoil=60
agail=8.7$bgail=1.6$hgail=1.4
et,1,solid45$et,2,targe170$et,3,conta173                  
keyopt,3,9,0$keyopt,3,12,2
mp,ex,1,2.6e10$mp,prxy,1,0.167$mp,dens,1,2500
mp,ex,2,2.6e8$mp,prxy,2,0.42$mp,dens,2,1900
tb,dp,2$tbdata,,19000,31,29
mp,mu,3,0.2$r,1$r,2$r,3

!建立土体
wpoffs,-38.15,-30,-5
blc4,,,asoil,bsoil,-hsoil
wpcsys,-1,0
!建立桩体

cyl4,,,d,,,,-apile-15
wpoffs,-6.3,
cyl4,,,d,,,,-apile-15
vsbv,1,2,,,keep$vsbv,4,3,,,keep
wpoffs,,,-50
VSEL,S,,,1
vsbw,1
ALLSEL
vsbw,2,sepo$vsbw,3,sepo
allsel
numcmp,all
wpstyl,defa
blc4,-0.559,-0.5,-axilia,bxilia,-hxilia
vsbv,7,5,,,keep$vsbv,8,6,,,keep

WPROTA,,-90
vsbw,all
WPROTA,,,90
Vsbw,all
wpoffs,,,-6.3$vsbw,all
allsel
wpcsys,-1,0
wpoff,,,-5
vsbw,all
allsel
!切分土体
wpstyl,defa
wpoffs,4,,
wprota,,,90
vsbw,all
wpoffs,,,-14.3$vsbw,all
wpoffs,,4,
wprota,,90$vsbw,all
wpoffs,,,8$vsbw,all
!挖去的土
wpstyl,defa
vsel,s,loc,z,-50,-5$vsel,u,loc,y,-0.75,0.75
aslv
wpoffs,,,-7$vsbw,all
wpoffs,,,-2$vsbw,all
wpoffs,,,-2$vsbw,all
wpoffs,,,-2$vsbw,all
wpoffs,,,-2$vsbw,all

wpstyl,defa
allsel
vsel,s,loc,z,-50,0
aslv,s
lsla,s
ksll,s
nummrg,all
allsel,all
numcmp,all

!选择桩体 划分
vsel,s,loc,z,-50,-5$vsel,r,loc,y,-0.75,0.75
vsel,a,loc,z,-5,0
aslv
cm,zhuang,volu
vatt,1,1,1$esize,0.5$vsweep,all
allsel,all

!土体划分
vsel,s,loc,x,4,31.85
vsel,a,loc,x,-10.3,-38.15
vsel,a,loc,y,4,30$vsel,a,loc,y,-4,-30$vplot
cm,waiquan,volu
vatt,2,2,1$esize,2$vsweep,all
allsel
vsel,s,loc,x,-10.3,4$vsel,r,loc,y,-4,4$cmsel,u,zhuang,volu
aslv
cm,neiquan,volu
vatt,2,2,1$esize,0.5$vsweep,all
allsel
!选择桩侧面定义目标面
cmsel,s,zhuang$vsel,u,loc,z,-5,0
aslv,s$aplot
asel,u,loc,z,-5$asel,u,loc,y,0$asel,u,loc,x,0$asel,u,loc,x,-6.3
nsla,s,1
real,3$type,2$mat,3$esurf,all$allsel,all
!定义接触面
cmsel,s,neiquan,volu
aslv,s
asel,r,loc,y,-0.75,0.75
asel,u,loc,y,0$asel,u,loc,z,-65,-51
nsla,s,1
real,3$type,3$esurf,all
allsel
!定义约束
asel,s,loc,y,30$asel,a,loc,y,-30$asel,a,loc,x,31.85$asel,a,loc,x,-38.15
da,all,all$allsel$asel,s,loc,z,-65$da,all,uz
allsel
!施加荷载、求解
/solu
iswrite,on
antype,static$nlgeom,on$autots,on
acel,,,9.8
solve
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