《高等桥梁结构理论》例题的有限元验证
本帖最后由 水幽寒 于 2009-9-19 10:44 编辑1）验算初应力
/PREP7
ET,1,LINK8
MP,EX,1,10000000
istrn=71.9208/1000
r,1,0.1,istrn
k,1,0 ,0.0
k,2,70.710678,70.710678 ,0
l,1,2
esize,10
latt,1,1,1
lmesh,all
D , 1 ,UX,
D , 1 ,Uy
D , 2 ,UX,
D , 2 ,Uy,
/solu
!f,7,fy,-52837.4 暂时先不加外力，只验算初应力
!!!牛顿拉夫逊求解设置
NLGEON,ON
NROPT,FULL
allsel
solve
2）
算施加垂直力后的结果
/PREP7
ET,1,LINK8
MP,EX,1,10000000
istrn=71.9208/1000
r,1,0.1,istrn
k,1,0 ,0.0
k,2,70.710678,70.710678 ,0
l,1,2
esize,10
latt,1,1,1
lmesh,all
D , 1 ,UX,
D , 1 ,Uy
D , 2 ,UX,
D , 2 ,Uy,
/solu
f,7,fy,-52837.4
!!!牛顿拉夫逊求解设置
NLGEON,ON
NROPT,FULL
allsel
solve
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