我自己想用ansys做一个基坑双排桩的模型，计算结果一直不收敛，请各位大侠看看我的编的错在哪里，俺是新手~~~~~，忘不吝赐教啊 $eI [3{}X
finish -08Ys c
/clear %!LrC!6P4
/filname shuangpaizhuang 1 {}vW=
/prep7 }
%rF}>$A
!建立模型,beam3模拟桩和横梁,plane42模拟土体 >}_c<`:
et,1,beam3 'g( R4deCX
et,2,plane42 0p&:9|'z
keyopt,2,3,2 !设置成平面应变 4 YI,:
r,1,0.15,0.000281,0.15 ])0&el3-
mp,ex,1,25e9 !混凝土采用C25 m_U__CZ}Tt
mp,nuxy,1,0.2 u s$~6
mp,dens,1,2500 %`%1W
MO
mp,ex,2,6e9 )FE'# \
mp,nuxy,2,0.3 7dN]OUdi
mp,dens,2,1800 <@e6zQG
tb,dp,2 +)Z,%\)Z
tbdata,1,1e4,15 !定义粘聚力和内摩擦角 <K|_M)/9
save D3BX[
!建平面模型 b(K.p? bt
rectng,0,-15,-6,10 Sd}fse
rectng,0,2.5,-6,14 3{~h Rd
rectng,2.5,15,-6,14 c]&(h L
nummrg,all !合并元素 nL@P {,J
numcmp,all !压缩编号 &V iIxJZ1$
/pnum,line,on !显示线,节点,面积编号 /C_O/N
/pnum,area,on nhQ.U>&-M
/pnum,node,on ;LthdY()n(
/replot 9?l(
}S`
!划分网格,尺寸0.5m NIQa{R/H
asel,all !划分土体 h&.9Q{D
aatt,2,,2 H=7dp%b"
lsel,all v k.Y2
:
lesize,all,0.5 z_r W1?|
asel,all # P18vK5
amesh,all CuU"s )
save =yfr{5}R
finish ^#XxqVdPk
type,1 !生成混凝土桩和梁单元 Zb8i[1 P
mat,1 ;I]TM#qGF
real,1 0+M1,?+GfF
e,1069,1074 mqwN<:
*do,i,1074,1079 EG U? 54
e,i,i+1 pLrNYo*d
*enddo u~%
m(
e,1080,32 $ 'HiNP
{c
e,32,63 T?E2;j0h'#
*do,i,63,45 {h|3P/?7
e,i,i-1 \- `L}$
*enddo 5+giT5K*h
*do,i,1041,1067 S ^2'O7uj
e,i,i+1 sK}Ru?a)
*enddo
NAHQ:$
e,1068,1029 9sJbz=o]r
e,1069,1073 Q
>)?_ O(
*do,i,1073,1071 CSwNsFDR%
e,i,i-1 1*G7Uh@K}
*enddo Hm%[d;Z7
e,1070,1029 pO=bcs8Z
save 2.?:[1g!
finish 1rTA0+h
!施加约束 UV@<55)K
/solu />)>~_-3
nsel,s,loc,x,14.8,15 !土体两远端和底端位移为0 *C j]j-
nsel,a,loc,x,-15,-14.8 LBw,tP
d,all,ux `F u|50_@V
nsel,s,loc,y,-6,-5.8 N f1) 5
d,all,uy WY0u9M4
gplot Je+L8TB
acel,0,10,0 !施加重力场 rDm>Rm=
esel,s,type,,1 !杀死梁和桩单元 !|,=rM9x
ekill,all cb|`)"<HN
save > aN@)=h}
nropt,full,, !采用牛顿-拉普森法 &UQKZ.
deltim,100,20,1000 !求解次数 eGtIVY/D
allsel,all Pbd#Fu ;
outres,all,all {ZN{$Ad3 /
solve $Iv*?S"2
finish Oj~k 1+*
save j@2-^q:`
