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 s ZU
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finish W @FGU
/clear V U|Cct&)
/filname shuangpaizhuang 1 ; WL0
/prep7 .O.fD
!建立模型,beam3模拟桩和横梁,plane42模拟土体 c-a;n AR
et,1,beam3 WJ]g7!Ks
et,2,plane42 2wgdrO|B
keyopt,2,3,2 !设置成平面应变 j Y\YSQ
r,1,0.15,0.000281,0.15 2{#=Ygb0
mp,ex,1,25e9 !混凝土采用C25 vYG$>*
mp,nuxy,1,0.2 ve=
nh]N
mp,dens,1,2500 Aj=c,]2
mp,ex,2,6e9 g| 4v>5Y
mp,nuxy,2,0.3 );x[1 *e
mp,dens,2,1800 Al]z =
tb,dp,2 :SpPT
tbdata,1,1e4,15 !定义粘聚力和内摩擦角 hzX&BI
save !myF_cv}'
!建平面模型 B&H
[z
rectng,0,-15,-6,10 faI4`.i
rectng,0,2.5,-6,14 GJuU?h#:/{
rectng,2.5,15,-6,14 w~*"mZaG
nummrg,all !合并元素 ;V1e>?3
numcmp,all !压缩编号 \V.U8asfI
/pnum,line,on !显示线,节点,面积编号 sk`RaDq@;
/pnum,area,on e9?y0vT//
/pnum,node,on rB5+~
K@
/replot rHgrC MW
!划分网格,尺寸0.5m yAVt[+0
asel,all !划分土体 9'JkLgz;d+
aatt,2,,2 v y F(k3W
lsel,all %] 7.E
lesize,all,0.5 UI w6~a3E
asel,all ^KFwO=I@PV
amesh,all eYRm:KC
save eD 7Rv<
finish 2O9OEZdKB
type,1 !生成混凝土桩和梁单元 ,[Z;"wE
mat,1 i{ /nHrN
real,1 ` #N7ym;s@
e,1069,1074 CB?H`R pC.
*do,i,1074,1079 a^&3?3
e,i,i+1 (fWQ?6[
*enddo ia /_61%
e,1080,32 y]f| U-f:~
e,32,63 k\M">K0E
*do,i,63,45 ZbcpE~<a
e,i,i-1 BH=C oD.
*enddo cY*lsBo
*do,i,1041,1067 z3-AYQ.H
e,i,i+1 w 9 a6F
*enddo u\G\KASUK%
e,1068,1029 MT@Uu
e,1069,1073 $d7{ q3K&1
*do,i,1073,1071 SkA"M hX
e,i,i-1 S8Y h>j8-
*enddo H=9\B}
e,1070,1029 Aaix?
|XN
save k$ } 6Qd
finish =t-503e.J
!施加约束 G Ei^3UD
/solu #Y<b'7yJ
nsel,s,loc,x,14.8,15 !土体两远端和底端位移为0 &rxR"^x\
nsel,a,loc,x,-15,-14.8 b ~ FmX
d,all,ux Rd*/J~TK
nsel,s,loc,y,-6,-5.8 aD3Q-a[
d,all,uy "mkTCR^] e
gplot 5($
'@ u
acel,0,10,0 !施加重力场 ,cFp5tV$
esel,s,type,,1 !杀死梁和桩单元 6T~xjAuJ3T
ekill,all (tP^F)}e5
save SYTzJK@vZJ
nropt,full,, !采用牛顿-拉普森法 "'"dc A
deltim,100,20,1000 !求解次数 rW3fd.;kss
allsel,all #/`V.jXt>
outres,all,all
/=7[Q
solve M3
$M gsN:
finish ^zaN?0%S33
save LHP?!rO 0
