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 } ! jk
finish *G<K@k
/clear Q1?0R<jOU
/filname shuangpaizhuang 1 z^KMYvH
g
/prep7 rhLm2q
!建立模型,beam3模拟桩和横梁,plane42模拟土体 TT'sO[ N[
et,1,beam3 )YB @6TiD
et,2,plane42 jlf.~ vt
keyopt,2,3,2 !设置成平面应变
S#kA$yO
r,1,0.15,0.000281,0.15 h=fzX .dt
mp,ex,1,25e9 !混凝土采用C25 3k AhvL
mp,nuxy,1,0.2 7V^\fh5~
mp,dens,1,2500 W!R}eLf@
mp,ex,2,6e9 #i8] f{
mp,nuxy,2,0.3 fO ;#;p.
mp,dens,2,1800 (zVT{!z
tb,dp,2 x9, X0JO
tbdata,1,1e4,15 !定义粘聚力和内摩擦角 vp"b_x1-
save xXCSaBS~
!建平面模型 :U,n[.$5'
rectng,0,-15,-6,10 ?gp:uxq, .
rectng,0,2.5,-6,14 |6M:JI8
rectng,2.5,15,-6,14 vS!%!-F
nummrg,all !合并元素 ot"3 3I
numcmp,all !压缩编号 6@"lIKeP
/pnum,line,on !显示线,节点,面积编号 8BL ]]gT-I
/pnum,area,on }6 7lL ~L
/pnum,node,on 'Mfn:n+
/replot x*Lm{c5+
!划分网格,尺寸0.5m sS 5aJ}Qs
asel,all !划分土体 XS L*e
aatt,2,,2 J
FYV@%1~
lsel,all IQ${2Dpg[
lesize,all,0.5 f.Uvf^T}2
asel,all $IM}d"/9
amesh,all 3kTOWIX
save 6` ZHFem
finish Au-_6dT
type,1 !生成混凝土桩和梁单元 _y,? Cj=u|
mat,1 &!@7+'])
real,1 rF/k$_bFt
e,1069,1074 r#% e$
*do,i,1074,1079 9`A}-YA !
e,i,i+1 J=%(f1X<W
*enddo w^_[(9
`
e,1080,32 &YSjw Rr
e,32,63 h!vq~g
*do,i,63,45 Ewfzjc
e,i,i-1 pj~Ao +
*enddo R-L *N$@!
*do,i,1041,1067 ?89K
[D|
e,i,i+1 %^5| 3l3y
*enddo Uz;z
e,1068,1029 %\ifnIQ
e,1069,1073 l,I[r$TCf
*do,i,1073,1071 _iJ8*v 8 A
e,i,i-1 Sk ~ ( t
*enddo $.7 Ov|
e,1070,1029 $CgJ+ua\8
save _P^ xX'v
finish 8P kw '.r
!施加约束 O&]P
u5
/solu I;Sg 9`k=
nsel,s,loc,x,14.8,15 !土体两远端和底端位移为0 4Jf6uhaE
nsel,a,loc,x,-15,-14.8 }JF,:g
Lk
d,all,ux q ,C)AZ
nsel,s,loc,y,-6,-5.8 ^Yz.}a##w2
d,all,uy lY.{v]i }
gplot jm~qD
T,
acel,0,10,0 !施加重力场 S Tr&"9c
esel,s,type,,1 !杀死梁和桩单元 9d\B*OU
ekill,all U Bgheu
save Tlz $LI
nropt,full,, !采用牛顿-拉普森法 M%\=Fb
deltim,100,20,1000 !求解次数 \Q
CH.~]
allsel,all A6 D@#(D
outres,all,all X; ~3 U
9
solve n1"QHA
finish yV'<l
.N
save $@ous4&
