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[建模和网格划分] 请高手帮忙划分一下网格

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发表于 2012-2-22 14:53:41 | 显示全部楼层 |阅读模式 来自 湖北十堰
    小弟初学ansys,模型有点复杂,网格划分老出现问题,今请各路高手帮忙,多谢!!!

finish
/clear
/filname,maoguqu
/prep7
/title,maoguqu
!----定义材料----
et,1,solid65
mp,ex,1,3.45e10
mp,prxy,1,0.2
mp,dens,1,2.2549
!----建立几何模型----
!----上部截面1----
k,1,0,0,0         
k,2,0,0,14.75
k,3,0,1.505,14.75
k,4,0,1.875,18.75
k,5,0,2.025,18.75
k,6,0,2.4,0
a,1,2,3,4,5,6,1
k,7,0,0.25,0
k,8,0,0.25,2.4
k,9,0,0.55,2.7
k,10,0,1.746,2.7
k,11,0,2.096,1.2
k,12,0,2.12,0
a,7,8,9,10,11,12,7
asba,1,2
k,13,0,0.55,3.2
k,14,0,0.25,3.5
k,15,0,0.25,8.3
k,16,0,0.55,8.6
k,17,0,1.628,8.6
k,18,0,1.978,7.1
k,19,0,2.026,4.7
k,20,0,1.736,3.2
a,13,14,15,16,17,18,19,20,13
asba,3,1  
k,21,0,0.55,9.1
k,22,0,0.25,9.4
k,23,0,0.25,13.95
k,24,0,0.55,14.25
k,25,0,1.515,14.25
k,26,0,1.865,12.75
k,27,0,1.908,10.6
k,28,0,1.618,9.1
a,21,22,23,24,25,26,27,28
asba,2,1
!----上部截面2----
k,101,29.336,0,0
k,102,29.336,0,14.75
k,103,29.336,1.505,14.75
k,104,29.336,1.875,18.75
k,105,29.336,2.025,18.75
k,106,29.336,2.4,0
a,101,102,103,104,105,106,101
K,107,29.336,0.25,0
K,108,29.336,0.25,2.4
K,109,29.336,0.55,2.7
K,110,29.336,1.746,2.7
K,111,29.336,2.096,1.2
K,112,29.336,2.12,0
a,107,108,109,110,111,112,107
asba,1,2
k,113,29.336,0.55,3.2
k,114,29.336,0.25,3.5
k,115,29.336,0.25,8.3
k,116,29.336,0.55,8.6
k,117,29.336,1.628,8.6
k,118,29.336,1.978,7.1
k,119,29.336,2.026,4.7
k,120,29.336,1.736,3.2
a,113,114,115,116,117,118,119,120,113
asba,4,1  
!----上部截面3----
k,201,40.2,2.12,0
k,202,40.2,1.978,7.1
k,203,40.2,1.628,8.6
k,204,40.2,0,8.6
k,205,40.2,0,14.75
k,206,40.2,1.505,14.75
k,207,40.2,1.875,18.75
k,208,40.2,2.025,18.75
k,209,40.2,2.4,0
k,210,40.2,0,0
a,209,210,205,206,207,208,209
a,201,210,204,203,202,201
asba,1,4
!----上部截面4----
k,301,53,2.12,0
k,302,53,1.978,7.1
k,303,53,1.628,8.6
k,304,53,0,8.6
k,305,53,0,14.75
k,306,53,1.505,14.75
k,307,53,1.875,18.75
k,308,53,2.025,18.75
k,309,53,2.4,0
k,318,53,0,0
a,309,318,305,306,307,308,309
a,301,318,304,303,302,301
asba,1,4
k,310,53,0.55,9.1
k,311,53,0.25,9.4
k,312,53,0.25,13.95
k,313,53,0.55,14.25
k,314,53,1.515,14.25
k,315,53,1.865,12.75
k,316,53,1.908,10.6
k,317,53,1.618,9.1
a,310,311,312,313,314,315,316,317,310
asba,6,1
numcmp,all
!----创建梁体----
vext,2,,,29.336
vext,1,,,10.864
vext,4,,,12.8
vext,3,,,27
numcmp,all
!----建立锚块----
k,401,30.615,-4,10.2
k,402,30.615,-4,14.75
k,403,29.779,0,10.2
k,404,29.779,0,14.75
k,405,41.115,-4,10.2
k,406,41.115,-4,14.75
k,407,50.624,0,10.2
k,408,50.624,0,14.75
v,401,402,406,405,403,404,408,407
vadd,2,3,5
vglue,all
numcmp,all
!----锚块细部划分----
vsel,s,,,2
kwplan,,114,113,116
wpoff,2.275,2.477
csys,4
cyl4,0,0,0.1125
agen,2,87,,,0.9
agen,4,87,,,0,0.45
agen,3,88,,,0,0.45
cyl4,0.45,0.225,0.1125
agen,3,94,,,0,0.45
agen,2,94,,,0.9,0
agen,2,97,,,0,0.45
k,,0,0
kgen,2,169,,,0.9
kgen,4,169,,,0,0.45
kgen,3,170,,,0,0.45
k,,0.45,0.225
kgen,3,176,,,0,0.45
kgen,2,176,,,0.9,0
kgen,2,179,,,0,0.45
wpoff,0,0,11.86
cone,1.05,0,0,10.85
l,182,183
al,254,255,256
voffst,102,5
vsbv,2,5
vsbv,6,4
numcmp,all
!----前锚面----
wpoffs,0,0,0.5
k,,0,0
kgen,2,189,,,0.504
kgen,4,189,,,0,0.252
kgen,3,190,,,0,0.252
k,,0.252,0.126
kgen,3,196,,,0,0.252
kgen,2,196,,,0.504,0
kgen,2,199,,,0,0.252
*do,i,169,180
l,i,i+20
*enddo
*do,j,87,98
vdrag,j,,,,,,j+176
*enddo
vsymm,x,9,25,1
vsymm,x,5
vsymm,y,6,22,1
vsbv,2,4
numcmp,volu
*do,i,39,4,-1
vsbv,i,3
numcmp,volu   
*enddo
numcmp,all
allsel
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