本人想要分析桥墩的稳定，桥墩的实体模型建好，但是网格划分不行，请高手帮忙

liudapengsnd

finish  
/clear  
/prep7  
!1.定义单元与材料性质--------------------  
et,1,solid65
mp,ex,1,3.25e10
mp,prxy,1,0.167
mp,dens,1,2600
tb,concr,1
tbdata,,0.7,1.0,1.65,-1
tb,miso,1,,19
tbpt,,        0.0002,        6.5e6               
tbpt,,        0.0004,        6.624e6               
tbpt,,        0.0006,        9.384e6               
tbpt,,        0.0008,        11.776e6               
tbpt,,        0.0010,        13.8e6               
tbpt,,        0.0012,        15.456e6               
tbpt,,        0.0014,        16.744e6               
tbpt,,        0.0016,        17.664e6               
tbpt,,        0.0018,        18.216e6               
tbpt,,        0.0020,        18.4*e6               
tbpt,,        0.0022,        18.0933333333333e6               
tbpt,,        0.0024,        17.7866666666667e6               
tbpt,,        0.0026,        17.48e6               
tbpt,,        0.0028,        17.1733333333333e6               
tbpt,,        0.0030,        16.8666666666667e6               
tbpt,,        0.0032,        16.56e6               
tbpt,,        0.0034,        16.2533333333333e6               
tbpt,,        0.0036,        15.9466666666667e6               
tbpt,,        0.0038,        15.64e6       
k,1,0,0,0  
k,2,0,0,-3   
k,3,-3.25,0,-3
k,4,-3.25,0,0   
a,1,2,3,4
voffst,1,76
k,9,0,4,0
k,10,0,4,-1.5
k,11,-1.95,4,-1.5
k,12,-1.95,4,0
a,9,10,11,12
k,13,0,6.5,0
k,14,0,6.5,-2
k,15,-2.45,6.5,-2
k,16,-2.45,6.5,0
a,13,14,15,16
k,17,0,73.5,0
k,18,0,73.5,-2
k,19,-2.45,73.5,-2
k,20,-2.45,73.5,0
a,17,18,19,20
k,21,0,76,0
k,22,0,76,-1.5
k,23,-1.95,76,-1.5
k,24,-1.95,76,0
a,21,22,23,24
v,9,10,11,12,13,14,15,16
v,13,14,15,16,17,18,19,20
v,17,18,19,20,21,22,23,24
vadd,2,3,4
vsbv,1,5
wpoffs,,4
wprota,,90
asbw,all
wpoff,,,-2.5
asbw,all
wpoff,,,-67
asbw,all
wprota,,-90
wpoffs,,,-2
asbw,all
wpoffs,-2.45
wprota,,,90
asbw,all
!wprota,,11.30993247
!asbw,all
!wprota,,-11.30993247
!wpoff,,-67
!wprota,,-11.30993247
!asbw,all

vatt,1,,1
mshape,1
mshkey,0
esize,,4
vmesh,all
allsel
vsymm,x,all
vsymm,z,all
vglue,all
nummrg,all
numcmp,all
/eshape,1
eplot

asel,s,loc,y,0
da,all,all
allsel,all
acel,0,9.8,0
/SOLU
antype,0
pstres,on
solve    !进行静力分析求解
finish
/post1
pldisp,0

/SOLU
antype,1
bucopt,lanb,3
mxpand,3
outres,all,all
solve    !进行特征值屈曲分析求解
finish
/post1
set,list
set,1,1
pldisp
set,1,2
pldisp
set,1,3
pldisp
!set,1,4
!pldisp
!set,1,5
!pldisp
特征值计算怎么会没结果呀，高手指点下

ferriswanglei

finish  
/clear  
/prep7  
!1.定义单元与材料性质--------------------  
et,1,solid65
mp,ex,1,3.25e10
mp,prxy,1,0.167
mp,dens,1,2600  
tb,concr,1  
tbdata,,0.7,1.0,1.65,-1
tb,miso,1,,19   
tbpt,,0.0002,6.5e6  
tbpt,,0.0004,6.624e6
tbpt,,0.0006,9.384e6
tbpt,,0.0008,11.776e6   
tbpt,,0.0010,13.8e6
tbpt,,0.0012,15.456e6   
tbpt,,0.0014,16.744e6   
tbpt,,0.0016,17.664e6   
tbpt,,0.0018,18.216e6   
tbpt,,0.0020,18.4*e6
tbpt,,0.0022,18.0933333333333e6
tbpt,,0.0024,17.7866666666667e6
tbpt,,0.0026,17.48e6
tbpt,,0.0028,17.1733333333333e6
tbpt,,0.0030,16.8666666666667e6
tbpt,,0.0032,16.56e6
tbpt,,0.0034,16.2533333333333e6
tbpt,,0.0036,15.9466666666667e6
tbpt,,0.0038,15.64e6
k,1,0,0,0   
k,2,0,0,-3  
k,3,-3.25,0,-3  
k,4,-3.25,0,0   
a,1,2,3,4   
voffst,1,76
k,9,0,4,0   
k,10,0,4,-1.5   
k,11,-1.95,4,-1.5   
k,12,-1.95,4,0  
a,9,10,11,12
k,13,0,6.5,0
k,14,0,6.5,-2   
k,15,-2.45,6.5,-2   
k,16,-2.45,6.5,0
a,13,14,15,16   
k,17,0,73.5,0   
k,18,0,73.5,-2  
k,19,-2.45,73.5,-2  
k,20,-2.45,73.5,0   
a,17,18,19,20   
k,21,0,76,0
k,22,0,76,-1.5  
k,23,-1.95,76,-1.5  
k,24,-1.95,76,0
a,21,22,23,24   
v,9,10,11,12,13,14,15,16
v,13,14,15,16,17,18,19,20   
v,17,18,19,20,21,22,23,24   
vadd,2,3,4  
vsbv,1,5
WPCSYS,-1,0
KWPAVE,18
wprot,,90   
VSBW,2   
KWPAVE,14
VSBW,ALL  
KWPAVE,10
VSBW,ALL  
A,23,7,13,19
A,19,13,25,15
A,15,11,28,25
VSBA,1,24  
VSBA,2,25  
VSBA,5,26  
WPCSYS,-1,0
BLOCK,,-1.95,,4,,-1.5,  
VOVLAP,ALL
A,31,3,28,11
VSBA,16,1  
ESIZE,0.5
MSHAPE,0,3d
MSHKEY,1
VMESH,ALL
MSHKEY,0

liudapengsnd

谢谢呀，非常感谢

jy02449507

liudapengsnd 发表于 2011-8-16 17:52
谢谢呀，非常感谢

你好能QQ加你个好友讨论下关于桥梁数值模拟的问题么？

liudapengsnd

我的QQ530749179

紫罗兰369

正在学习当中