ANSYS应用例子!
xingguang_666
2008年08月14日 10:12:29
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[size=5]下面是用参数化设计语言的应用例子!已知某一金属圆管外径D=12.8mm,壁厚t=1.28mm,管长l=100mm。材料属性为Von Misses多线性各项同性材料,弹性模量E=2.2e11,泊松比v=0.3,材料应力应变数据如下 求圆管压缩10%D=1.28mm,卸载后的回弹量。应变(m/m),应力(Pa)0.000814,175.88e6,0.001531,324.98e6,0.002819,591.26e6,

[size=5]下面是用参数化设计语言的应用例子!
已知某一金属圆管外径D=12.8mm,壁厚t=1.28mm,管长l=100mm。材料属性为Von Misses多线性各项同性材料,弹性模量E=2.2e11,泊松比v=0.3,材料应力应变数据如下 求圆管压缩10%D=1.28mm,卸载后的回弹量。
应变(m/m),应力(Pa)
0.000814,175.88e6,
0.001531,324.98e6,
0.002819,591.26e6,
0.003846,801.457e6,
0.004239,873.22e6,
0.004594,924.399e6,
0.004955,956.88e6,
0.00531,976.99e6,
0.005699,990.2138e6,
0.006261,1000e6,
0.006957,1008.34e6,
0.007804,1015.5e6,
0.008779,1021.185e6,
0.009827,1026.47e6,
0.010929,1030.289e6,
0.012066,1035.444e6,
0.014354,1044.886e6,
0.015494,1049.796e6,
0.016631,1053.951e6,
0.017785,1058.106e6,
0.019039,1062.827e6,
0.021578,1072.836e6,
xingguang_666
2008年08月14日 10:13:43
2楼
命令流如下:
/filename,huitan
/unist,si
/prep7
et,1,PLANE42
mp,ex,1,216e9
mp,nuxy,1,0.3
TB,MISO,1,1,25,
TBTEMP,0
TBPT,,0.000814,175.88e6,
TBPT,,0.001531,324.98e6,
TBPT,,0.002819,591.26e6,
TBPT,,0.003846,801.457e6,
TBPT,,0.004239,873.22e6,
TBPT,,0.004594,924.399e6,
TBPT,,0.004955,956.88e6,
TBPT,,0.00531,976.99e6,
TBPT,,0.005699,990.2138e6,
TBPT,,0.006261,1000e6,
TBPT,,0.006957,1008.34e6,
TBPT,,0.007804,1015.5e6,
TBPT,,0.008779,1021.185e6,
TBPT,,0.009827,1026.47e6,
TBPT,,0.010929,1030.289e6,
TBPT,,0.012066,1035.444e6,
TBPT,,0.0132,1039.693e6,
TBPT,,0.014354,1044.886e6,
TBPT,,0.015494,1049.796e6,
TBPT,,0.016631,1053.951e6,
TBPT,,0.017785,1058.106e6,
TBPT,,0.019039,1062.827e6,
TBPT,,0.020276,1067.643e6,
TBPT,,0.021578,1072.836e6,
csys,1
k,1,0.00512
k,2,0.0064
kgen,36,1,2,1,,10
*do,j,1,69,2
a,j,j+1,j+3,j+2
*enddo
a,71,72,2,1
save
lesize,all,,,4
amesh,all
nummrg,all
numcmp,all
save
cp,1,uy,166,170,171,172,173
finish
/solu
nsel,s,loc,y,270
d,all,all
nplot
allsel
nplot
nsel,s,loc,y,90
d,all,ux
nplot
allsel
outres,all,all
time,1
NSUBST,100
nlgeom,on
d,166,uy,-0.00128
solve
*get,def1,node,166,u,y
nsel,s,loc,y,90
ddele,all,uy
allsel
f,166,fy,0
solve
*get,def2,node,166,u,y
finish
/post1
set,list
set,1,last,1
pldisp,1
plnsol,s,eqv,1,1
set,2,last,1
pldisp,1
plnsol,s,eqv,1,1
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xingguang_666
2008年08月14日 10:16:26
3楼
建立模型如图:
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xingguang_666
2008年08月14日 10:17:13
4楼
划分单元后:
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xingguang_666
2008年08月14日 10:19:52
5楼
第一步加载的变形图:
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xingguang_666
2008年08月14日 10:20:50
6楼
第一加载步的等效应力图:
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xingguang_666
2008年08月14日 10:21:35
7楼
第二步加载变形图:
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xingguang_666
2008年08月14日 10:22:49
8楼
第二加载步的等效应力图:
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