[讨论]三维隧道ANSYS模拟（初始地应力不通过）能解决的价钱可以商量 [复制链接]

小弟做的是三维隧道核心土开挖，在算地应力就遇到了问题，求高手解决下面是命令流 moO_-@i  
finish$/clear$/filname,rtest2$/prep7 (([I]q  
et,1,mesh200,2   !3-D线单元2节点   P^IY: -s  
et,2,mesh200,6   !3-D面单元4节点    (K #A  
et,3,SHELL181           !用于模拟支护结构的壳单元   f!g<3X{=  
et,4,SOLID45          !用于模拟围岩的三维实体单元 rihlae5Kz  
r,1,0.4,0.4,0.4,0.4    !壳单元的厚度，单位 tV`&-
H  
r,2,0.6,0.6,0.6,0.6 `SOhG?Zo  
mp,ex,1,30e9            !支护结构材料属性，弹性模型，单位Pa LM1b
I4  
mp,prxy,1,0.2           !泊松比   D VwCx
^  
mp,dens,1,2500          !密度 DP>mNE  
mptemp,,,,,,,,          !围岩（清除前一次的温度设定 ） \iZ1W  
mptemp,1,0              !开始此次的设定 FMS2.E  
mp,ex,2,0.022e9            !围岩材料属性 'Z7P  
mp,prxy,2,0.38          !泊松比，无单位 9*_uCPR  
mp,dens,2,2000   3%IWGmye4  
tb,dp,2                 !dp模型 z\}!RBOq  
tbmodif,1,1,0.035e6     !输入凝聚力 zqGYOm$r  
tbmodif,1,2,22          !输入摩擦角 |=3 *;}  
mptemp,,,,,,,,         Fk$@Yy+}e  
mptemp,1,0 Y><(?  
mp,ex,3,0.022e9    !围岩材料属性 i$O#%12l  
mp,prxy,3,0.38          !泊松比，无单位 F0;1zw  
mp,dens,3,2001   &%e"9v2`  
tb,dp,3                 !dp模型 |R~;&x:  
tbmodif,1,1,0.035e6     !输入凝聚力 ryEvmWYu  
tbmodif,1,2,22          !输入摩擦角 t<lyg0f  
mptemp,,,,,,,,         hEOJb @:R  
mptemp,1,0 WEC-<fN|Y\  
mp,ex,4,0.022e9    !围岩材料属性 |h,FUj<r  
mp,prxy,4,0.38          !泊松比，无单位 jOl1_  
mp,dens,4,2001   NgxO&Zp  
tb,dp,4 I7Zq}Pxa  
tbmodif,1,1,0.035e6 6y@<?08Q  
tbmodif,1,2,22       iEhDaC[e(b  
mptemp,,,,,,,,         {HuLuP0t  
mptemp,1,0 @,vv\M0)p  
mp,ex,5,0.022e9    !围岩材料属性 F*<Ws;j  
mp,prxy,5,0.38          !泊松比，无单位 MZ^Ch   
mp,dens,5,2003   E& ]_U$  
tb,dp,5 >sV Bj(f  
tbmodif,1,1,0.035e6 :yD@5)  
tbmodif,1,2,22 `Kp}s<  
mptemp,,,,,,,,        
s5.k|!K  
mptemp,1,0 ayH>XwY6  
mp,ex,6,0.022e9    !围岩材料属性 tJ>d4A;8x  
mp,prxy,6,0.38          !泊松比，无单位 7xDN.o*>  
mp,dens,6,2004   zjWyGt(Q  
tb,dp,6 IMR$x(g= F  
tbmodif,1,1,0.035e6 {G.{ad  
tbmodif,1,2,22 6QptKXu7  
mptemp,,,,,,,,         }rxFS <j  
mptemp,1,0 ^K>pT}u  
mp,ex,7,0.022e9    !围岩材料属性  *
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mp,prxy,7,0.38          !泊松比，无单位 WFdem/\kX  
mp,dens,6,2005   +-k`x0v  
tb,dp,7 :eLLDp<  
tbmodif,1,1,0.035e6 *
lq7t2  
tbmodif,1,2,22 Ib(,P3  
mptemp,,,,,,,,         MZ
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mptemp,1,0 gD40y\9r  
mp,ex,8,0.022e9    !围岩材料属性 L4mTs-M.  
mp,prxy,8,0.38          !泊松比，无单位 hGKdGu`0  
mp,dens,8,2006   +}]wLM}\UF  
tb,dp,8 /2'c>  
tbmodif,1,1,0.035e6 ;S=e%:zb  
tbmodif,1,2,22 V
9]uFL  
mptemp,,,,,,,,         ~p!QSRu~,b  
mptemp,1,0 4+,*sn
 
mp,ex,9,20e9            !支护结构材料属性，弹性模型，单位Pa ^ N_`^m  
mp,prxy,9,0.2             [r~~=b7*[  
mp,dens,9,2000 RA~_
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NUMSTR,KP,1          !设置起始关键点的编号为1 Faw. GU  
NUMSTR,LINE,1 :\T_'Shq  
NUMSTR,AREA,1 /K&wr6  
NUMSTR,VOLU,1 -C
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CSYS,0                !激活笛卡尔坐标系 lMPbLF%_  
k,1,0,0 rN'k4V"K  
k,2,0,11.37 F1
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k,3,3.34,0 <v-92?  
k,4,-3.34,0 "lb\c  
k,101,0,0,10 .?7So3  
k,102,0,11.37,10 t9n'!  
k,103,3.34,0,10 <sF!]R&4  
k,104,-3.34,0,10 *Ag,kW"
 
circle,1,5.8,101 ,|>nF;.Y  
circle,2,14.4,102 ],#ZPUn  
circle,3,2.67,103 {kv
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circle,4,2.67,104 '4Y*-!9  
lcsl,all @) ]t8(  
lsel,s,,,17,22,1 ~M(pCSJ[  
lsel,a,,,46,48,1 )S"o{N3B  
lsel,a,,,27,28,1 M{y|7e%K  
lsel,a,,,43 P:vX }V |[  
lsel,inve k.ww-nH  
ldele,all,,,1 :4b- sg#  
lsel,all m R"9&wq  
lcomb,17,18 8^NE=)cb7w  
lcomb,19,21 +0)5H>h  
lcomb,27,43 F.&*D~f  
lcomb,28,46 Kjvs@~6t  
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circle,1,8.8,101 @u7%B}q7:  
circle,2,17.4,102
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circle,3,5.67,103 uFa-QG^Y{  
circle,4,5.67,104 i@%L_[MtA  
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lsel,a,,,18,21,3 ]lC4+{V  
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lsel,a,,,24,59,35 72% {Wh/  
lsel,a,,,33,55,22 ~c'\IM  
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lsel,inve +# A|Zp<  
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lcomb,18,21 il<gjlyR]L  
lcomb,33,55 zbdOCfA;  
lcomb,34,58 i,^>uf  
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k,201,-3.73,0.444e-15 6NP`P jR  
k,202,-1.624,3.944 Gf!t< =T   
k,203,1.624,3.944 !$4Q]@ }  
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l,203,204 k$Nx6?8E  
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k,42,-15.8,-20 6B4hSqjh  
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k,44,15.8,-20 D]3bwoFo&u  
k,45,28,-20 dICnB:SSB  
k,46,28,-11 :ga 9Db9P  
k,47,28,15 9iiU,}M`j  
k,48,15.8,15 8Fyc#Xo8  
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k,54,0,-11 /6?tgr  
k,55,15.8,-11 dpl"}+  
k,57,-2.22,5.36 Vu^Q4Z  
k,58,2.22,5.36 ajg7xF{l)  
k,59,-28,0 EVby 9!  
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k,61,15.8,0 :cIu?7A  
k,62,28,0 ?^F*"+qI  
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l,60,10 Oa3=+_C~$1  
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FITEM,2,15   6l]?%0[*  
FITEM,2,47   88=FPEU  
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FITEM,5,49   -_(!  
FITEM,5,-50 P.0-(  
CM,_Y,LINE   .Pi67Kj,  
LSEL, , , ,P51X `shB[Lt  
CM,_Y1,LINE ;z#9>99rH  
CMSEL,,_Y   YX(%jcj*  
!*   ~S9nLb:O{  
LESIZE,_Y1, , ,7, , , , ,1   x4K
5  
!*   V<7Gd8rDMM  
FLST,5,6,4,ORDE,6   8}"j#tDc  
FITEM,5,16   )d~Mag+  
FITEM,5,21   5I14"Qf  
FITEM,5,27   !p$V7pFu6  
FITEM,5,34   Yu=^`I  
FITEM,5,37    jQhf)B  
FITEM,5,43   03PVbDq-  
CM,_Y,LINE   Z:Wix|,ONS  
LSEL, , , ,P51X yLP0w^Q  
CM,_Y1,LINE M<729M  
CMSEL,,_Y   IP3-lru  
!*   >
*MB_m2|  
LESIZE,_Y1, , ,8, , , , ,1   6dh PqL  
!*   %j,Ny}a  
FLST,5,1,4,ORDE,1   7blZAA?-  
FITEM,5,58   *HRRv.iQ  
CM,_Y,LINE   lMP7o&  
LSEL, , , ,P51X S^u!/ =&  
CM,_Y1,LINE v3p..A~XZ.  
CMSEL,,_Y   iX28+weH  
!*   T7v8}_"-  
LESIZE,_Y1, , ,5, , , , ,1   !Zrvko  
!*   Smp+}-3O  
FLST,5,1,4,ORDE,1   a5iMCmL
+  
FITEM,5,56   m:t$&  
CM,_Y,LINE   *QVE>{  
LSEL, , , ,P51X 1NTe@r!y  
CM,_Y1,LINE <KpQu%2(  
CMSEL,,_Y   *=8)]_=f  
!*   Vswi /(  
LESIZE,_Y1, , ,10, , , , ,1 P|?z1JUd  
!*   R[(,wY_1  
FLST,5,1,4,ORDE,1   DEB
gb  
FITEM,5,59   vl
D]!]V:h  
CM,_Y,LINE   =YBJ7.Y  
LSEL, , , ,P51X I6\3wU~).  
CM,_Y1,LINE B
.|vmq,u  
CMSEL,,_Y   d3\8BKp  
!*   gDv]n^&  
LESIZE,_Y1, , ,12, , , , ,1 :X#(T-!t  
!*   ch&r.  
FLST,5,2,4,ORDE,2   x[X.// :  
FITEM,5,17   D7@10;F}[  
FITEM,5,61   u0,~pJvX  
CM,_Y,LINE   `'>>[*06:a  
LSEL, , , ,P51X WXM_H0K  
CM,_Y1,LINE l@Ki`if  
CMSEL,,_Y   YW5E |z  
!*   gSC@uf  
LESIZE,_Y1, , ,3, , , , ,1   Pzqgg43Xf  
!*   kU /?#s  
allsel xqr`T0!&  
mshape,0 UaBR;v-.B3  
mshkey,0 kBTuM"  
type,2 \S9
z.!7v$  
amesh,1,22 #O~Y[''C5X  
nummrg,all,,,,low !合并所有元素 5q<kt{06\  
numcmp,all JsC0^A;fM  
save 5*CwQJC<  
allsel 0\mzGfd  
k,1000,0,0,-50 ?:ZH%R_`a  
l,1,1000 ;(sb^O  
/view,1,1,1,1！（正等轴视图） zb<+x(0y"  
/replot ^ey\ c1K  
extopt,esize,50,0！（定义扫掠方向的单元尺寸） WM#!X!Vo  
lsel,s,,,20 IH0Uq_  
adrag,all,,,,,,65 U+ 8[Ia(t  
lsel,s,,,46 g N[r*:B  
adrag,all,,,,,,65 #wo_  
lsel,s,,,25,26 4eKJ\Q=nX5  
adrag,all,,,,,,65 M]W4S4&Y=  
lsel,s,,,45 YcI]_[  
adrag,all,,,,,,65 S.I<Hs  
lsel,s,,,18 c]9OP9F  
adrag,all,,,,,,65 1vThb  
lsel,s,,,61,62  D;5RcZ  
adrag,all,,,,,,65 s^U^n//  
lsel,s,,,8 |oM6(px  
adrag,all,,,,,,65 {r"
s.|
n  
lsel,s,,,17 _w26
iCnB{  
adrag,all,,,,,,65 _k}b  
lsel,s,,,63 1~*_H_Q't  
adrag,all,,,,,,65 C{Fo^-3  
lsel,s,,,2 xP*RH-<  
adrag,all,,,,,,65 ~q/`Z)(yc  
lsel,s,,,64 *cd9[ ~  
adrag,all,,,,,,65 8_uDxd  
lsel,s,,,1 ;8A_-
$  
adrag,all,,,,,,65 >
[p+L='  
lsel,s,,,9 ZGrV? @o,6  
adrag,all,,,,,,65 [`&cA#C9Yp  
lsel,s,,,3 #<JrSl62(K  
adrag,all,,,,,,65 G{J9Fb8  
lsel,s,,,10 QEVjXJOt0  
adrag,all,,,,,,65 ka
5>9E  
lsel,s,,,4 lRrOoON  
adrag,all,,,,,,65 Pk,^q8;  
gplot   !（一般视图） FUH1Z+9  
allsel Y,a.9AWw)  
asel,s,,,23,40 ^mGTZxO  
aglue,all  !面合并运算 _V;J7Vz  
nummrg,all,,,,low  !合并所有元素 wjl?@
K  
numcmp,all eY-$hnUe  
save u0x\5!?2  
type,3 b"gYNGgX  
real,2 +vQyHo  
mat,1 >8,BC  
allsel f="}.  
/DIST,1,0.924021086472,1   ;9^B# aTM  
FLST,5,13,4,ORDE,10 Y}Ov`ZM!r  
FITEM,5,65   xS.0u"[  
FITEM,5,67   j_{gk"2:d`  
FITEM,5,-68 u]}Xq{ZN
 
FITEM,5,70   |9g*rO  
FITEM,5,72   OS!47Z /q  
FITEM,5,-74 ]/a?:24[  
FITEM,5,76   # WxH  
FITEM,5,-79 ZpZ~[BtQ  
FITEM,5,81   oU2RxK->u  
FITEM,5,-82 C>;}CH|X  
CM,_Y,LINE   iD\joh-C  
LSEL, , , ,P51X M,9WF)p)V  
CM,_Y1,LINE CN >q`[!  
CMSEL,,_Y   %jkd}D  
!*   4jXyA/F9V  
LESIZE,_Y1, , ,20, , , , ,1 7W>T= @  
!*      Op|Be  
FLST,5,2,4,ORDE,2   MF1u8Yl:0  
FITEM,5,69   WcdU fv(>  
FITEM,5,80   [Nq4<NK  
CM,_Y,LINE   8xNKVj)@  
LSEL, , , ,P51X mr;WxxO5  
CM,_Y1,LINE H'P
o  
CMSEL,,_Y   c"|^Lo.  
!*   Wbc %G8  
LESIZE,_Y1, , ,20, , , , ,1 g` Wr3  
!*   rg $71Ir  
LESIZE,_Y1,4, ,20, , , , ,1 !ine|NM  
!*   )S`A+M K]  
FLST,5,1,4,ORDE,1   &38Fj'l  
FITEM,5,86   lmod8B  
CM,_Y,LINE   bi_R.sfK&  
LSEL, , , ,P51X J/mLB7^
R  
CM,_Y1,LINE OLiYjYd  
CMSEL,,_Y   ;[|x5o/<  
!*   gcz1*3)  
FLST,5,1,4,ORDE,1   E1>3[3  
FITEM,5,84   ~r{Nc j  
CM,_Y,LINE   gh~C.>W}q+  
LSEL, , , ,P51X s_]rje8`  
CM,_Y1,LINE k'{lo_  
CMSEL,,_Y   h.c)+wz/%C  
!*   a E#s#Kv   
LESIZE,_Y1, , ,4, , , , ,1   X4o8  
!*    l[ L{m7  
FLST,5,1,4,ORDE,1   T"2ye9a  
FITEM,5,86   'r-a:8:t^  
CM,_Y,LINE   20J
:_+=]  
LSEL, , , ,P51X `aC#s3[
 
CM,_Y1,LINE 4iKT  
CMSEL,,_Y   co;2s-X  
!*   kt@+UK."  
LESIZE,_Y1, , ,7, , , , ,1   h rZ\ O?j  
!*   :]]amziP&  
FLST,5,1,4,ORDE,1   $k!t&G  
FITEM,5,92   vzVl2  
CM,_Y,LINE   6h5*b8LxA  
LSEL, , , ,P51X YX~H!6l  
CM,_Y1,LINE *d%m.:)N  
CMSEL,,_Y   aMzAA  
!*   v"s}7trWV  
LESIZE,_Y1, , ,5, , , , ,1   \zKVgywR  
!*   tV<Au  
LESIZE,_Y1, , ,3, , , , ,1   t!PFosFp  
!*   1e&`m~5K+  
FLST,5,1,4,ORDE,1   rm2TWM|  
FITEM,5,91   KLoHjBq  
CM,_Y,LINE   Y H?>2u  
LSEL, , , ,P51X pE=wP/#  
CM,_Y1,LINE  Im#3sn  
CMSEL,,_Y   M#:Mwa$  
!*   \Oc3rJ(  
LESIZE,_Y1, , ,3, , , , ,1   #$8tBo  
!*   +tuC845  
FLST,5,2,4,ORDE,2   ljNd!RaB  
FITEM,5,93   #-@
dc  
FITEM,5,-94 [@/G?sAQm\  
CM,_Y,LINE   ' rXkTm1{  
LSEL, , , ,P51X r^]0LJ  
CM,_Y1,LINE &^z~wJ,]  
CMSEL,,_Y   (g   
!*   YAO.Ccz  
LESIZE,_Y1, , ,3, , , , ,1   y<5s)OehG  
!*   uD+;5S]us  
FLST,5,7,4,ORDE,7   ]A_)&`"Cb  
FITEM,5,1   z`/v}'d[X  
FITEM,5,8   ."MBKyg6  
FITEM,5,20   :CV&WP  
FITEM,5,46   u|Db%)
[  
FITEM,5,62   2Qn%p[#n  
FITEM,5,83   `B^?Za,xN  
FITEM,5,85   8(ZQD+U(9F  
CM,_Y,LINE   tv?~LJYN  
LSEL, , , ,P51X z/;NoQ-  
CM,_Y1,LINE Qx {/izc  
CMSEL,,_Y   ptUnV3h  
!*   6 Iup4sP  
LESIZE,_Y1, , ,5, , , , ,1   P$qIB[Xi  
!*   fIFB"toiPE  
FLST,5,2,4,ORDE,2   Rk"_4zJk  
FITEM,5,88   (}}BZS&.  
FITEM,5,-89 $o-s?";  
CM,_Y,LINE   73P(oVj
<
 
LSEL, , , ,P51X ]0\8g=KK  
CM,_Y1,LINE {At1]>  
CMSEL,,_Y   &ts!D!Hj  
!*   '!Q[
+@$  
LESIZE,_Y1, , ,4, , , , ,1   rJR"[TTJ  
!*   n#m )]YQC  
FLST,5,2,4,ORDE,2   b`1P%OjC  
FITEM,5,87   03#r F@e  
FITEM,5,95   '?q|
7[SU  
CM,_Y,LINE   ~uV.jh  
LSEL, , , ,P51X G`w7dn;&  
CM,_Y1,LINE Tl9_Wi  
CMSEL,,_Y   \+ K ^G  
!*   g{dyDN$5|w  
LESIZE,_Y1, , ,6, , , , ,1   _sw,Y!x%dF  
!*   \<V{6#Q=  
FLST,5,3,4,ORDE,3   U|iSJ%K  
FITEM,5,64   ]2tX'=X  
FITEM,5,96   (2<0kqj%  
FITEM,5,-97 ,u!c|4  
CM,_Y,LINE   8_W<BXW  
LSEL, , , ,P51X {L3lQ8Z  
CM,_Y1,LINE }`>u+iH#a  
CMSEL,,_Y   <Y9ps`{}:  
!*   '%)7%O,2  
LESIZE,_Y1, , ,3, , , , ,1   cl^tX%  
!*   c6Wy1d^  
FLST,5,1,4,ORDE,1   F!N;4J5u  
FITEM,5,90   e PlEd'Z  
CM,_Y,LINE   )PR{ia64;<  
LSEL, , , ,P51X Z1*y$=D?3[  
CM,_Y1,LINE E5.)ro=$  
CMSEL,,_Y   qksN {t  
!*   *"4 OXyV  
LESIZE,_Y1, , ,3, , , , ,1   mM>{^%2Q:  
!*   z[V|W  
mshape,0,2d！（四边形2D单元） .LdLm991,Y  
mshkey,2！（使用映射网格划分） t[7YMk  
amesh,23 O[Nc$dc  
amesh,37 k4s >sd3 5  
amesh,35 NaLec|6<t  
amesh,24 c7S<ex,  
amesh,36 F@&q4whaVD  
amesh,34 OyFBM>6gh  
mat,8！（支护） >H[&Wa+_  
real,1 =|=9\3po  
amesh,39,40 8!E$0^)c|  
amesh,26,29 8%2*RKj  
amesh,31,32 /1t(e._  
mat,1 6i,d|  
amesh,25！（上台阶轮廓） 0l{').!_  
amesh,38 ;PGC9v%i  
amesh,33 F5:4 B]ZF  
amesh,30 iC$~v#2  
save hG; NJx-=R  
allsel F< Qjoaz  
asel,s,loc,z,0 !（选择几何形心Z=0的面） g,mcxXO  
extopt,esize,50,0 wbVM'E/&  
extopt,aclear,1！（指定在体扫掠完成后是否删除源面上的网格，1设定的二维网格不被删除） 61b,+'-  
type,4 MiAXbo#\  
mat,3 NC|&7qQ  
asel,r,,,13,14,1 |$^,e%bE  
vdrag,all,,,,,,65 X 1^f0\k  
allsel l8n#sGA%  
asel,s,loc,z,0 8K7zh.E  
extopt,esize,50,0 rB)m{)  
extopt,aclear,1 'GS1"rkW<5  
mat,3 p
%_r0  
asel,r,,,1,12 DBbmM*r  
asel,a,,,15,16 j=M_>  
vdrag,all,,,,,,65 0g~WM  
allsel 74xI#`E  
l,29,33 !uy?]l  
asel,s,,,22 M"ZP s   
vdrag,all,,,,,,197 9kWyO:a_(  
ldele,197 f!eC|:D  
asel,s,loc,z,0 >J|I  
extopt,esize,50,0 {b8!YbG  
extopt,aclear,1 q^>$YY>F  
mat,4 p~$\@8@  
asel,r,,,17 p~DlZk"  
vdrag,all,,,,,,65 '&'? S  
allsel ;F"W6G
 
asel,s,loc,z,0 {FteQ@(  
extopt,esize,50,0 B$_F)2%m;  
extopt,aclear,1 l&^9<th  
mat,5 c-n
'F+fZ  
asel,r,,,18 ^s_E|~U  
vdrag,all,,,,,,65 <j-Bj$3  
allsel &>p2N  
asel,s,loc,z,0 I?Hj,lN  
extopt,esize,50,0 k-Le)8+b  
extopt,aclear,1 {.DI[@.g  
mat,6 Xo;J
1H  
asel,r,,,19 _LxV)  
vdrag,all,,,,,,65 v93+<@Z  
allsel R1\cAP^0  
asel,s,loc,z,0 r"zW=9 O=  
extopt,esize,50,0 >dn[oS,  
extopt,aclear,1 UdT~h  
mat,7 lKxv SyD  
asel,r,,,20 i=#r JK=  
vdrag,all,,,,,,65 *.~
hn5Y|?  
allsel KSMe#Qnw  
asel,s,loc,z,0 `LVXK|m+$  
extopt,esize,50,0 ZZ)bTLu  
extopt,aclear,1 
gU0}.b  
mat,8 p%G4Js.  
asel,r,,,21 LdDkd(k  
vdrag,all,,,,,,65 *(& J^  
allsel t> -cTQm  
ldele,65 I7hPE7V+1  
nummrg,all,,,,low  !合并所有元素 M\DUx5dJ,  
numcmp,all j+88J  
allsel 8~Rja  
save,moxing,db =3^YKI  
/solu g*AnrQ}P  
antype,0 4ehajK  
time,1 &:nWZ!D  
allsel mAX]m1s  
asel,s,,,22 vWXj6}  
asel,a,,,63 Yono8M;9*  
asel,a,,,81 Bz }Kdyur  
asel,a,,,94 {uDL"~^\  
asel,a,,,103 x\3tSP7Vp  
asel,a,,,48 oy;N3  
asel,a,,,67 0@.$(Aqo(  
asel,a,,,84!（体的左右所有面） P5%DvZB$w  
da,all,ux,0 nZ$,Bjb
 
allsel l)Q,*i  
asel,s,,,85 \V+$2 :A  
asel,a,,,89 f)vD2_E  
asel,a,,,91 4;7<)&#h  
asel,a,,,95！（底下四个面） P>0j]?RB  
da,all,uy,0 L/c$p`-  
allsel pIqPIuy  
asel,s,loc,z,-50！（z为50的所有面） #Jq@p_T"  
asel,a,loc,z,0！（z为0的所有面） ,.x5
 
da,all,uz,0 xEOR\(Z^  
allsel D-8%lGS
 
acel,,10 k9w<
0h3  
save Fx/9T2%=  
autots,on    !使用自动时间步 _2<|0lvh  
pred,on    !打开时间步长预测器 7Q/v#_e(  
lnsrch,on    !打开线性搜索 O_FT@bo\  
nlgeom,on    !打开大位移效果 fc+P`r  
CNVTOL,F,,0.001,2,0.01     );@@>~  
nropt,full    !设定牛顿-拉普森选项 T
=A7f6`  
esel,s,type,,3    !选择单元类型3（壳单元） @R9  
ekill,all         !杀死单元类型3，即在隧道未修建前的自重应力场中不存在壳单元 POtDge  
allsel tI{pu}/"#  
solve     !进行自重地应力场模拟计算 B@63=a*kG  
^>72<1U%  
N?p9h{DG  
t
'Nu^_#  

麻烦把命令流用附件贴上来 49 fs$wr@  
复制过来的是乱码 <L
yz7R6