17-钢筋混凝土模拟计算.txt

Ansys 钢筋混凝土命令流练习！ Ansys 钢筋混凝土命令流练习！

【转帖】钢筋混凝土模拟计算
!题目：钢筋混凝土简支梁模拟计算 
!方法：分离式；solid65和link8 
!材料：混凝土采用concr和钢筋为弹性材料，但不考虑压碎 
!--------------------------------------------------- 
!为方便，假定钢筋置于梁底两侧. 
!=================================================== 
/config,nres,2000 
/prep7 
!定义单元及其材料特性等 
rd0=20.0 !钢筋直径 
et,1,solid65 
et,2,link8 
mp,ex,1,33e3 
mp,prxy,1,0.20 
r,1 
hntra=28 
hntrl=2.6 
tb,concr,1 
tbdata,,0.7,1.0,hntrl,-1 
mp,ex,2,2.1e5 
mp,prxy,2,0.30 
r,2,acos(-1)*0.25*rd0*rd0 
!定义梁体即单元划分 
blc4, , ,100,200,3000 
/view,1,1,1,1 
/ang,1 
gplot 
!定义网分时边长控制 
lsel,s,loc,z,1,2999 
lsel,r,loc,y,0 
latt,2,2,2 
lesize,all,,,20 !钢筋网格数目 
lmesh,all 
lsel,s,loc,z,0 
lesize,all,,,4 !截面上的网格数目4x4 
vsel,all 
vatt,1,1,1 
mshape,0,3d 
mshkey,1 
vmesh,all 
allsel,all 
finish 
/solu 
!施加约束 
lsel,s,loc,z,0 
lsel,r,loc,y,0 
dl,all,,uy 
dl,all,,uz 
lsel,all 
lsel,s,loc,z,3000 
lsel,r,loc,y,0 
dl,all,,uy 
lsel,all 
ksel,s,loc,x,0 
ksel,r,loc,y,0 
dk,all,ux 
allsel,all 
!施加荷载 
qmz=0.3 
asel,s,loc,y,200 
sfa,all,1,pres,qmz 
allsel,all 
nsubst,40 
outres,all,all 
time,qmz*10 
neqit,40 
solve 
finish 
/post1 
pldisp,1 
etable,zxyl,ls,1 
plls,zxyl,zxyl,1 
finish 
/post26 
nsol,2,33,u,y 
prod,3,1,,,,,,1/100 
prod,4,2,,,,,,-1 
xvar,4 
plvar,3