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 3x5JF M
finish _(Sa4Vb=Q6
/clear Du`JaJI
/filname shuangpaizhuang 1 #z&& M"*a|
/prep7 r
YogW!
!建立模型,beam3模拟桩和横梁,plane42模拟土体 Ey_" ~OB
et,1,beam3 d`P7}*; `
et,2,plane42 >xF/Pl
keyopt,2,3,2 !设置成平面应变 ;gBRCZ
r,1,0.15,0.000281,0.15 eCN })An
mp,ex,1,25e9 !混凝土采用C25 }2< r,
mp,nuxy,1,0.2 /`f^Y>4gD
mp,dens,1,2500 qDv93
mp,ex,2,6e9 aa?w:3
mp,nuxy,2,0.3 ko Z
mp,dens,2,1800 xgpi-l
tb,dp,2 >=RmGS
tbdata,1,1e4,15 !定义粘聚力和内摩擦角 j/>$,
save :A1{ d?B
!建平面模型 %1H[Wh (U
rectng,0,-15,-6,10 *+-}P|S:
rectng,0,2.5,-6,14 i
7_ _
rectng,2.5,15,-6,14 Z3{>yYR+
nummrg,all !合并元素 lp<g \
numcmp,all !压缩编号 1 y -y6q
/pnum,line,on !显示线,节点,面积编号 7[I}*3Q'
/pnum,area,on QrfG^GID
/pnum,node,on vY%d
/replot VTG9$rQZ
!划分网格,尺寸0.5m e?opkq\f
asel,all !划分土体 .z
6fv
aatt,2,,2 O$IE n/%+
lsel,all f J/e(t
lesize,all,0.5 3|1i lP
asel,all Db)?i?o}t
amesh,all *"D3E7AO
save KHgBo} 6
finish 4"{ooy^Q
type,1 !生成混凝土桩和梁单元 *$p2*%7Ne
mat,1 Ko;{I?c
real,1 )#.<]&P }
e,1069,1074 ? %`@ub $
*do,i,1074,1079 '@p['# \uI
e,i,i+1 ( @t(?Js
*enddo zoOaVV& 1
e,1080,32 WpF2)R}G=
e,32,63 kD*2~Z ?;
*do,i,63,45 5#> 8MU?&
e,i,i-1 30XR
82P/
*enddo kBYNf =
*do,i,1041,1067 )+}]+xRWGj
e,i,i+1 1jy9lP=
*enddo 11<Qxu$rL
e,1068,1029 PIH*Rw*GKZ
e,1069,1073 >)spqu]
*do,i,1073,1071 .Jt[ (;
e,i,i-1 h<Ft_#|o[
*enddo h&`e) a>+
e,1070,1029 r.#t63Rb
save Z7_m)@%;kk
finish *tgnYa[l
!施加约束 u[ L`-zI
/solu 3jlh}t> $l
nsel,s,loc,x,14.8,15 !土体两远端和底端位移为0 bty/
nsel,a,loc,x,-15,-14.8 mH Ic f{RG
d,all,ux t: #6sF
nsel,s,loc,y,-6,-5.8 Au4yBm
u
d,all,uy :lB=L r)
gplot O9EKRt
acel,0,10,0 !施加重力场 Xb{
[c+.
esel,s,type,,1 !杀死梁和桩单元
-TM 0]{
ekill,all } p&&_?
save qW!]co
nropt,full,, !采用牛顿-拉普森法 @1DX
deltim,100,20,1000 !求解次数 7PANtCFb&
allsel,all <^zHE=h"
outres,all,all N 5i+3&
solve hO';{Nl/$
finish [P 06lIO
save w:? oTuw
