[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。 /ig:9R  
请问高人如何解决？万分感谢！ \'CDRr"uw  
命令如下： OnK~
3j  
finish D;_ MPN[  
/CLEAR,start 8'f4 Od ?  
/fILEname,slope analysis lhw ,J]0*  
/units,si VxXzAeM  
/pnum,kp,1 DBT&
DS  
/pnum,line,1 ^9ePfF)5  
/number,0 -*m+(7G\  
/PREP7 }b0; 0j  
*afun,deg <_XWWT%  
!定义单元类型 t$A%*JBKm  
et,1,solid45 %"af748!+D  
!定义材料属性 -$WYj"  
!边坡围岩材料1的属性 l?Fb ='#  
mp,ex,1,6e7 @)-$kk*  
mp,nuxy,1,0.29 &d5ia+#  
mp,dens,1,23 tWoh''@#  
tb,dp,1 mGGsB5#w>  
tbdata,1,3e4 kjtjw1\o  
tbdata,2,30 Hv\-_>}K  
tbdata,3,0 "sl1vzRN  
!边坡围岩材料2的属性 ]@0NO;bK>F  
mp,ex,2,5e7 :P@rkT3Qt  
mp,nuxy,2,0.21 ]- 4QNc=  
mp,dens,2,23.5 cg*)0U-_(  
tb,dp,2 m/qbRk68s  
tbdata,1,5e4 /Ne<V2AX  
tbdata,2 61jI  
tbdata,3,0 ")!,ZD  
!边坡围岩材料3的属性 #*g5u{k'P  
mp,ex,3,7e8 I<8sI%,s  
mp,nuxy,3,0.34 |7}CQU  
mp,dens,3,25.1 ZG du|  
tb,dp,3 6'RrQc=q  
tbdata,3,5e5 H03jDM8Q  
tbdata,2,40 &ZX{R#[L  
tbdata,3,0 aN $}?  
!边坡围岩材料4的属性 +C(/Lyo}  
mp,ex,4,1.5e9 '8T=~R6  
mp,nuxy,4,0.3 ty*@7
g0k  
mp,dens,4,24.8 pTyi!:g3W  
tb,dp,4 L0tAgW!@  
tbdata,4,8e4 A^2Uzmzl?  
tbdata,2,40 mK [0L  
tbdata,3,0 -atGlu2  
!创建边坡模型线 ^+m+zd_  
k,1,101.95,69.87, !Wy[).ZAf  
k,2,103.17,55.92 zdEPDdB  
k,3,103.77,49.01 p$x{yz3  
k,4,104.57,39.96 E)9yH\$6  
k,5,105,35 Sf,R^9#|  
k,6,140,35 kr9gK~  
k,7,140,0 !\,kZ|#>  
k,8,105,0 ;XDz)`c  
k,9,0,0 +5&wOgx  
k,10,0,35 k!KDWb  
k,11,0,49.11 -~QHqU.  
k,12,0,63.68 Gsc\/4Wx  
k,13,0,66.77 0sh/|`\  
k,14,0,69.87 zWb4([P;  
l,1,2 NSFs\a@1  
l,2,3 ~~6^Sh60g  
l,3,4 .^m>AKC0cX  
l,4,5 q=DN {a:  
l,5,6 f~_th @K  
l,6,7 /2HN>{F^Y  
l,7,8 Cc, `}SP  
l,8,9 7zv1wb  
l,9,10 ]+m/;&0  
l,10,11 jOyvDY9\  
l,11,12 PGARXw+  
l,12,13  ^_%kE%I  
l,13,14 F1Hh7 F  
l,14,1 'D%w|Pe?Q  
l,13,2 M!tXN&V]  
l,12,3 A?oXqb  
l,11,4 @mBX~ ?=Z3  
l,10,5 ?"KC-u|  
l,5,8 a+9*@z2  
!创建边坡面模型 AT\qiznvP  
al,14,1,15,13 F|HJH"2*&q  
al,15,2,16,12
5 XA=G  
al,16,3,17,11 ]l(wg]  
al,17,4,18,10 5&e<#"  
al,18,19,8,9 &k1T08C*  
al,5,6,7,19 >"@?ir  
vext,1,6,1,,,35,,, Cua%1]"4w  
vsel,s,volu,,1 e[Jem5C  
vatt,1,1,1 E3*\ ^Q_  
vsel,s,volu,,2 {" 4e+y  
vatt,2,2,1 ad_`x  
vsel,s,volu,,3 2]c{P\  
vatt,3,3,1 ee/&/Gt  
vsel,s,volu,,4,6,1 #%FN>v3e  
vatt,4,4,1 n?:=  
allsel zA;@@)hwR  
!划分网格 $DP&a1'g  
mshkey,1 hHPs&EA.p  
mshape,1,2D ?9X&tK)E-  
vmesh,all P@]8pIB0d^  
!固定面11，15，19，23，26，27，30，31 Hk
u!bJ  
da,11,all 6y5A"-  
da,15,all 5&f{1M6l>  
da,19,all P/ oXDI8  
da,23,all rO:
u6."_  
da,26,all :~ A%#  
da,27,all wO>L#"X^v  
da,30,all !P$'#5mr  
da,31,all \i[BP  
!施加重力 Z^9/v  
allsel,all er.CDKD%L  
acel,,9.8,0 \)48904^  
!进入求解器 ^o !O)D-q  
/solu A~dQ\M  
antype,static L}yyaM)  
nusubst,100 /n4pXT  
pred,on o|j*t7  
nropt,full /S\cU`ZVe  
nlgeom,on JNFIT;L  
insrch,on fN "tA  
outres,all,last P &)1Rka  
cnvtol,f,,0.005,2,0.5  !力收敛准则设定 (LtkA|:  
cnvtol,u,,0.05,2,1     !位移收敛准则设定 X{g%kf,D=  
allsel gLSA!#[h  
solve
((rv]f{  
save A`u$A9[  
finish '?Jxt:<  
/post1  !进入后处理 f2,1<^{  
set,last P=5NKg  
plesol,s,y V >,Z-&.%  
!plesol,u,y,0,1 <q,+ON\'  
!plesol,s,xy,0,1 Cj*-[EL<  
!plesol,epto,xy,0,1 IAOcKQ3  
!pldisp,1                                      !绘制边坡模型变形图  pAu72O?  
!plesol,u,x                                    !绘制边坡模型水平方向位移云图 Oc&),ru2l  
!plesol,eppl,eqv                               !绘制边坡模型塑性应变云图 v[lnw} =m9  

自己顶个，等待高人！

是不是密度的单位拟弄错了 {5%/T,  
怎么那么小

你这都收敛不了呀

finish                                     ODf4+& u  
/CLEAR,start                           Y~n`~(  
/fILEname,try                   fn9#>~vrD  
/units,si                                 $gp!w8h  
/pnum,kp,1                                 "D*
Wi7  
/pnum,line,1                             &k T"oK  
/number,0                               F3Zxhk
F  
/PREP7                                     |xr32gs  
*afun,deg                                 i9UI,b%X  
!定义单元类型                             uv4 _:   
et,1,solid45                               Wn!G.(Jq  
!定义材料属性                               R#4^s  
!边坡围岩材料1的属性                       2r];V'r  
mp,ex,1,6e7                               he)ulB  
mp,nuxy,1,0.29                             OYf{?-QD  
mp,dens,1,23                               
8o)L,{yl  
tb,dp,1                                   Xz;b,C&*t  
tbdata,1,3e4,30,0                                                             MY-.t-3  
!边坡围岩材料2的属性                     +zWrLf_Rc  
mp,ex,2,5e7                               ;^l_i4A  
mp,nuxy,2,0.21                             ]Qi,j#X  
mp,dens,2,23.5                             EaS~`  
tb,dp,2                                   f|xLKcOP  
tbdata,1,5e4,0,0                                                               C]`eH*z~8  
!边坡围岩材料3的属性                     6T^lS^  
mp,ex,3,7e8                               UqX1E  
mp,nuxy,3,0.34                               t ,qul4y}  
mp,dens,3,25.1                             nR8]@cC  
tb,dp,3                           Y~oT)wTU  
tbdata,1,5e5,40,0                                                               Rq7p29w  
!边坡围岩材料4的属性                       -Gsl[Rc0H;  
mp,ex,4,1.5e9                             j"<Y!Y3  
mp,nuxy,4,0.3                             R9.HD?H@  
mp,dens,4,24.8                             ~4 FDKUC  
tb,dp,4                                   @~jxG%y86  
tbdata,1,8e4,40,0                                                           ~uPk  
!创建边坡模型线 5                           )LswSV  
k,1,101.95,69.87                           ~Sy-gaJ  
k,2,103.17,55.92             Jm![W8L  
k,3,103.77,49.01                         Sb^ b)q"  
k,4,104.57,39.96                         A
|<;  
k,5,105,35                               Ugi5OKdj7)  
k,6,140,35                              
Xyv8LB  
k,7,140,0                               Ku3!*n_\  
k,8,105,0                                   Kj*m r%IaU  
k,9,0,0                                   p[YWSjf  
k,10,0,35                                   PO ko]@~!i  
k,11,0,49.11                               v`{:~q*  
k,12,0,63.68                               KR3-Hb4  
k,13,0,66.77                               a@|.;#FF  
k,14,0,69.87                               R@r{  
l,1,2                                   g'G8 3F  
l,2,3                                   B5Va%?Wg?H  
l,3,4                                   MM_py!=>7  
l,4,5                                   0~xaUM`  
l,5,6                                   4/L>&%8V  
l,6,7                                   xbC~C~#  
l,7,8                                   Zd>ZY,-5  
l,8,9                                   !cCg/  
l,9,10                                     3.)_uo0;o  
l,10,11                                 jA2ofC  
l,11,12                                 X^in};&d  
l,12,13                                 Pi%tsKk%  
l,13,14                                 \o9@>&2  
l,14,1                                   {v+a!#{c7  
l,13,2                                   i=Kvz4h  
l,12,3                                   ~t9$IB  
l,11,4                                   P,1exgq9  
l,10,5                       vug-n 8  
l,5,8                                     ~yN(-I1P  
!创建边坡面模型                         ChIoR:y>  
al,14,1,15,13                     \r]('x3S  
al,15,2,16,12                     Za\RM[Z!I  
al,16,3,17,11                     silp<13HN  
al,17,4,18,10                     a R#Cot  
al,18,19,8,9                   '?R=
P  
al,5,6,7,19                               p#b{xK  
vext,1,6,1,,,35,,,                           |'@[N,  
vsel,s,volu,,1                             $i&\\QNn  
vatt,1,1,1                                 eH=c|m]!P  
vsel,s,volu,,2                           \|!gPc%s  
vatt,2,2,1                                 S 1ibw\'  
vsel,s,volu,,3                             9}whWh  
vatt,3,3,1                                 &5/JfNe3  
vsel,s,volu,,4,6,1                         &^ceOV0+  
vatt,4,4,1                           <t6d)mJ%  
allsel,all                                     m9g^ -X  
!划分网格                                   =n }Yqny  
mshkey,1                                 W}k[slqZA  
mshape,1,3D                               ~}%&p& p  
vmesh,all                                     L`[F~$|  
da,11,all                                 J_/05(48  
da,15,all                                 >'0lw+a  
da,19,all                                 g!`BXmW  
da,23,all                                 ,$i<@2/=m  
da,26,all                                 Qrz*Lvle h  
da,27,all                                 X0x_+b? _  
da,30,all                                 ]1Qi=2'  
da,31,all                                 ;5RIwD  
!施加重力                                 ;7 "Y?*{  
allsel,all                               9R:(^8P8  
acel,,9.8,0                               VLd=" ~  
!进入求解器                               %jgg59  
/solu                                     Z>HNe9pr  
antype,static lDU#7\5.  
nlgeom,on                             (6[Wr}SW5  
nsubst,500,500,200                                                                                                                                                         (lWKy9eTy`  
cnvtol,f,,0.005,2,0.5  !力收敛准则设定     Jh(mbD  
cnvtol,u,,0.05,2,1     !位移收敛准则设定 2_Jb9:/X  
allsel  

材料3和4定义错误，应该是TBDATA,1,.....不是TBDATA,3 ,m"l\jP  
定义子步出错，命令流就是错的

给你改了半天也没回来看 ?bCTLt7k  
更没有感谢 ]N_140N~  
FENT