文介紹了ANSYS廣告牌承受風(fēng)載荷的命令流模擬實(shí)例介紹。
問(wèn)題描述:廣告牌承受風(fēng)載荷的模擬
采用單元:
SOLID45
SHELL181
BEAM188
約束為兩立柱的底部節(jié)點(diǎn)全部約束
風(fēng)載全部加在殼單元的面上
材料均為鋼材
以下為該例題的命令流
fini
/cle
/title, mult-element in a model
/filname,ele_test,1
/prep7
ET,1,SHELL181
ET,2,SOLID45
ET,3,BEAM188
R,1,0.05
r,2,0
SECTYPE,1,BEAM,CSOLID,se1
SECOFFSET, CENT
SECDATA,0.2,8,0,0,0,0,0,0,0,0
mp,ex,1,2e11
mp,dens,1,7800
mp,mu,1,0.3
mp,nuxy,1,0.3
rect,0,4,,3
block,,4,-.5,0,,0.5
block,,4,-.5,0,,-0.5
k,,0,-5,0
k,,4,-5,0
k,,5,-5,0
nummrg,kp
l,6,21
l,8,22
wpoff,,-0.1
wprot,,90
vsbw,all
wpoff,,,0.3
vsel,s,,,3,5,2
vsbw,all
alls
nummrg,all
lsel,s,,,5,7
lsel,a,,,21
LATT,1,2,3,,23,,1
asel,s,,,1,18,17
AATT,1,1,1,0
vsel,all
VATT,1,1,2,0
alls
WPCSYS,-1,0
lsel,s,loc,x,0.01,4-0.01
lesi,all,,,12,1
lsel,s,loc,y,0.01,2-0.01
lesi,all,,,8,2.5
lsel,a,loc,y,-.5-0.01,-5+0.01
lesi,all,,,10,3
alls
lesi,4,,,8,1/2.5
esize,0.05
asel,s,loc,z,0
asel,r,loc,y,-0.1,2
amesh,all
alls
lsel,s,loc,x,0
lsel,a,loc,x,4
lsel,r,loc,z,0
lsel,r,loc,y,-0.4,-5
lmesh,all
alls
vsel,all
vmesh,all
alls
asel,s,loc,y,0+0.01,2
sfa,all,1,pres,100
alls
nsel,s,loc,y,-5
d,all,all
alls
save
/solu
solve
fini
/post1
PLNSOL,S,EQV,0,1
ANCNTR,10,0.5
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