[求助]为什么自重应力场这么混乱？ [复制链接]

后处理中，发现自重应力场很混乱，明显有问题，见图。 o8Vtxnkg  
请问高人如何解决？万分感谢！ ,WSK '  
命令如下： g S xK9P  
finish 1henQiIO  
/CLEAR,start 8s(?zK\  
/fILEname,slope analysis golr,+LSo  
/units,si QFt7L  
/pnum,kp,1 /J!C2  
/pnum,line,1 :ZG^`H/X1d  
/number,0
\i_y(;  
/PREP7 )NAC9:8!  
*afun,deg =2!AK[KxX  
!定义单元类型 xEdCGwgp#  
et,1,solid45 /)fx(u#  
!定义材料属性 9 f$S4O5  
!边坡围岩材料1的属性 9ZFvN*Zf'  
mp,ex,1,6e7 &Uq++f6  
mp,nuxy,1,0.29 F
dwT  
mp,dens,1,23 k.=67L  
tb,dp,1 ]AkHNgW  
tbdata,1,3e4 :&:IZkO  
tbdata,2,30 =Lx*TbsFYt  
tbdata,3,0 5dOA^P@`,M  
!边坡围岩材料2的属性 JA0$Fz  
mp,ex,2,5e7 !9|)v7}  
mp,nuxy,2,0.21 4bXAA9"  
mp,dens,2,23.5 nn>< k"  
tb,dp,2 ~3-2Iu^F  
tbdata,1,5e4 [GKSQt{)  
tbdata,2 . +_IpygQ  
tbdata,3,0 6&V4W"k  
!边坡围岩材料3的属性 zWvG];fsN  
mp,ex,3,7e8 kw)@[1U  
mp,nuxy,3,0.34
`s74g0h  
mp,dens,3,25.1 !#cZ!  
tb,dp,3 s!S,;H  
tbdata,3,5e5 k<W n  
tbdata,2,40 9Br2}!Ny  
tbdata,3,0 ^,S\-Uy9  
!边坡围岩材料4的属性 St/<\Y,wr  
mp,ex,4,1.5e9 r"#h6lYK&  
mp,nuxy,4,0.3 Ij;=  
mp,dens,4,24.8 Cr0 \7  
tb,dp,4 q@
 !p  
tbdata,4,8e4 lsmzy_gV7  
tbdata,2,40 2y; |6`
  
tbdata,3,0 pl62mp!  
!创建边坡模型线  /;LteBoY  
k,1,101.95,69.87, mw}obblR  
k,2,103.17,55.92 |rJ_  
k,3,103.77,49.01 &We1i&w  
k,4,104.57,39.96 h.0Y!'?  
k,5,105,35 48,Aq*JFw  
k,6,140,35 9D74/3b*  
k,7,140,0 ~:7AHK2  
k,8,105,0 L8-
  
k,9,0,0
il^SGH  
k,10,0,35 ,Yhy7w  
k,11,0,49.11 R<W#.mpo6  
k,12,0,63.68 0[6llcuj  
k,13,0,66.77 7O5`&Z'-  
k,14,0,69.87 ( 8+_~_  
l,1,2 FI@2KM  
l,2,3 g*8LdH6mq  
l,3,4 'Rk~bAX  
l,4,5 #sit8k`GR8  
l,5,6 $t5 0<1  
l,6,7 v8g3]MVj3  
l,7,8 QrDrdA  
l,8,9 Sd'Meebu  
l,9,10 }D.?O,ue  
l,10,11 A(AyLxB47*  
l,11,12 1xK'T_[  
l,12,13 $eQ_!7Gom$  
l,13,14 g3{)AX[Uy  
l,14,1 j}YZl@dYV  
l,13,2 20g
Px;  
l,12,3 .K^'Q|?  
l,11,4 I%xrDiK97  
l,10,5 QI>yi&t  
l,5,8 L;.
6j*E*  
!创建边坡面模型 }{/4sll  
al,14,1,15,13 AEkgm^t.{  
al,15,2,16,12 K8*QS_*  
al,16,3,17,11 &|<~J(L;  
al,17,4,18,10 g-xbb&]  
al,18,19,8,9 +T[3wL~  
al,5,6,7,19 /:dVW"A|  
vext,1,6,1,,,35,,, :K{`0U&l5  
vsel,s,volu,,1 6Nx TW  
vatt,1,1,1 bTC2Ya  
vsel,s,volu,,2 QQ@, v@j5  
vatt,2,2,1 s<0yQ-=.?N  
vsel,s,volu,,3 %kD WUJZ  
vatt,3,3,1 E*Vx^k$  
vsel,s,volu,,4,6,1 :7Mo0,Bw,  
vatt,4,4,1 {B|U8j[  
allsel wbI(o4rXE  
!划分网格 mm%w0dOb"  
mshkey,1 ZTd_EY0q  
mshape,1,2D OB3AZH$  
vmesh,all ,G1|] ~  
!固定面11，15，19，23，26，27，30，31 Y">tfLIL_  
da,11,all U0u@[9!  
da,15,all y5?T`ts,#  
da,19,all Faa:h#  
da,23,all eG# (9  
da,26,all Rz`<E97-  
da,27,all P&| =  
da,30,all 9<<$uf.B  
da,31,all @FkNT~OZ  
!施加重力 O89<IXk  
allsel,all lsW.j#yE!  
acel,,9.8,0 do*`-SDy  
!进入求解器 u]E%R&  
/solu ;~z>GJox  
antype,static Ndi'b_Sh\  
nusubst,100 3f's>+,#%  
pred,on En6fmEn&;o  
nropt,full H*|Bukgt/M  
nlgeom,on Pb} &c  
insrch,on ?>q=Nf^Q.  
outres,all,last MS^,h>KI  
cnvtol,f,,0.005,2,0.5  !力收敛准则设定 DS>s_3V  
cnvtol,u,,0.05,2,1     !位移收敛准则设定 8q7KqYu  
allsel -j3 -H&  
solve ?-<t-3%hyV  
save K1O/>dN_\O  
finish 9b]*R.x:$&  
/post1  !进入后处理 EN.yU!N.4  
set,last <!X'- >i%q  
plesol,s,y G+[>or
}  
!plesol,u,y,0,1 2)RW*Qu;+  
!plesol,s,xy,0,1 iBJ*6or
z  
!plesol,epto,xy,0,1 oZ6xHdPc4  
!pldisp,1                                      !绘制边坡模型变形图 \Qk:\aL
R  
!plesol,u,x                                    !绘制边坡模型水平方向位移云图 WbH/K]/1)h  
!plesol,eppl,eqv                               !绘制边坡模型塑性应变云图 ;~~Oc  

自己顶个，等待高人！

是不是密度的单位拟弄错了 Wnf`Rf)1z  
怎么那么小

你这都收敛不了呀

finish                                     f Fz8m  
/CLEAR,start                           s~63JDy"E  
/fILEname,try                   n&V(c&C  
/units,si                                 1Gqtd^*;  
/pnum,kp,1                                 X|q0m3jt  
/pnum,line,1                             ome>Jbdhe  
/number,0                               CNN?8/u!@  
/PREP7                                     ^al SyJ`  
*afun,deg                                 0y ;gi3W  
!定义单元类型                             ,}|V'y  
et,1,solid45                               ,`Mlo  
!定义材料属性                               qzmZ/z96  
!边坡围岩材料1的属性                       oD
P|>yXC)  
mp,ex,1,6e7                               cM"I3  
mp,nuxy,1,0.29                             0yZw`|Zh[  
mp,dens,1,23                               < 1r.p<s  
tb,dp,1                                   dJ;;l7":~  
tbdata,1,3e4,30,0                                                            
4{Ak|  
!边坡围岩材料2的属性                     p_nrua?  
mp,ex,2,5e7                               dW5z0VuB$/  
mp,nuxy,2,0.21                             w'eenIX^^  
mp,dens,2,23.5                             SwL\=nq+~  
tb,dp,2                                   v m$v[  
tbdata,1,5e4,0,0                                                               =1JRu[&]8  
!边坡围岩材料3的属性                     i@;a%$5  
mp,ex,3,7e8                               g!QumRF  
mp,nuxy,3,0.34                               Bl1I
"B  
mp,dens,3,25.1                             *K7L5.  
tb,dp,3                           z>&D~0  
tbdata,1,5e5,40,0                                                               V,"'k<y  
!边坡围岩材料4的属性                       h}d7M55#|  
mp,ex,4,1.5e9                             wb?hfe  
mp,nuxy,4,0.3                             S:j0&*  
mp,dens,4,24.8                             PDsLJ|:yL  
tb,dp,4                                   axl?t|~I  
tbdata,1,8e4,40,0                                                           j)0R*_-B[  
!创建边坡模型线 5                           ;K_B,@:'  
k,1,101.95,69.87                           3HiW1*5W  
k,2,103.17,55.92             (Zn\S*_@/  
k,3,103.77,49.01                         !6%mt}h  
k,4,104.57,39.96                         iUKj:q:  
k,5,105,35                               i0!F
  
k,6,140,35                               >fdN`W}M  
k,7,140,0                               0k>&MkM\^  
k,8,105,0                                   .`p_vS9  
k,9,0,0                                   aD^MoB3  
k,10,0,35                                   _aGdC8%[  
k,11,0,49.11                               O^:h_L  
k,12,0,63.68                               93dotuF  
k,13,0,66.77                               n" ~*9'  
k,14,0,69.87                               %xruPWT:k  
l,1,2                                   {3Rax5Ty  
l,2,3                                   !L_ SHlU  
l,3,4                                   I6fpXPP).  
l,4,5                                   IO'Q}bU4vs  
l,5,6                                   O o:jP6r  
l,6,7                                   buFtLPe  
l,7,8                                   d7P @_jO6  
l,8,9                                   QUDVsN#  
l,9,10                                     bi[l,  
l,10,11                                 ? `KOW  
l,11,12                                 2I<T<hFW]  
l,12,13                                 :&%;s*-9  
l,13,14                                 ,W-0qN&%/  
l,14,1                                   #jJcgR<  
l,13,2                                   -T8 gV1*(<  
l,12,3                                   v3"xJN_,[p  
l,11,4                                   85 hYYB0v  
l,10,5                       THp `!l  
l,5,8                                     .g~@e_;):  
!创建边坡面模型                         SDwSlwf  
al,14,1,15,13                     bM-Rj1#Lo  
al,15,2,16,12                     {Jc!T:vJ  
al,16,3,17,11                     h~@+M5r,  
al,17,4,18,10                     abnd U,s  
al,18,19,8,9                   >N J$ac  
al,5,6,7,19                               |DD?3#G01  
vext,1,6,1,,,35,,,                           =1VH5pVr}  
vsel,s,volu,,1                             A]9JbNV  
vatt,1,1,1                                 Uz|]}t5V  
vsel,s,volu,,2                           DE ws+y-*  
vatt,2,2,1                                 )'~FDw\6  
vsel,s,volu,,3                             aAM UJk  
vatt,3,3,1                                 bEKLameKv  
vsel,s,volu,,4,6,1                         3Y-v1.^j  
vatt,4,4,1                           ;Y^RF?un  
allsel,all                                     obq}#  
!划分网格                                   02[II_< 1  
mshkey,1                                  G{.+D2  
mshape,1,3D                               ZL</  
vmesh,all                                     to 6Q90(  
da,11,all                                 Ji[g@#  
da,15,all                                 e63|Z[8  
da,19,all                                 >G2-kL_  
da,23,all                                 @UX@puK`/  
da,26,all                                 #pSOZX  
da,27,all                                 LDeVNVM  
da,30,all                                 %ZyPK,("  
da,31,all                                 fJ2{w[ne  
!施加重力                                 '.yWL  
allsel,all                               SWb5K0YRn  
acel,,9.8,0                               ?8@*q6~8  
!进入求解器                               9 Zm<1Fw  
/solu                                     PEEY;x  
antype,static QtQ^"d65  
nlgeom,on                             Pfx71*u,  
nsubst,500,500,200                                                                                                                                                         e0HP~&BRs  
cnvtol,f,,0.005,2,0.5  !力收敛准则设定     &o@5%Rz2/  
cnvtol,u,,0.05,2,1     !位移收敛准则设定 ]4mj 1g&C  
allsel  

材料3和4定义错误，应该是TBDATA,1,.....不是TBDATA,3 g/Jj]X#r  
定义子步出错，命令流就是错的

给你改了半天也没回来看 \w[ZY$/  
更没有感谢 50bP&dj&  
FENT