APDL Programming buckling FEA C Section Cold Formed Steel

gears · Oct 23, 2018

Hi,

I am facing issues with my program. Listed below. This is form my masters project. Also in what way can I connect the filleted surfaces shown in fig by a weld or just load or stress transfer connection.

Code:

fini
/clear

/title,C160T2B70-1L

/prep7

et,1,shell181
r,1,2
mp,ex,1,1.85e5
mp,nuxy,1,0.3

type,1
mat,1
real,1

k,1,69,19,0
k,2,69,0,0
k,3,0,0,0
k,4,0,159,0
k,5,69,159,0
k,6,69,139,0
k,7,0,0,2500

k,8,71,19,0
k,9,71,0,0
k,10,139,0,0
k,11,139,159,0
k,12,71,159,0
k,13,71,139,0
k,14,139,0,2500

l,1,2
l,2,3
l,3,4
l,4,5
l,5,6
l,3,7

l,8,9
l,9,10
l,10,11
l,11,12
l,12,13
l,10,14

adrag,1,2,3,4,5,,6,,,,,,

adrag,7,8,9,10,11,,12,,,,,,

afillt,1,2,4
afillt,13,3,4
afillt,14,4,4
afillt,15,5,4
afillt,6,7,4
afillt,17,8,4
afillt,18,9,4
afillt,19,10,4

local,11,1,0,19.5,20,,,90
k,57,5,0
k,58,5,90
k,59,5,180
k,60,5,270
a,57,58,59,60
asba,3,10local,12,1,0,138.5,20,,,90
k,61,5,0
k,62,5,90
k,63,5,180
k,64,5,270
a,61,62,63,64
asba,19,3

local,13,1,0,138.5,2480,,,90
k,65,5,0
k,66,5,90
k,67,5,180
k,68,5,270
a,65,66,67,68
asba,10,3

local,14,1,0,19.5,2480,,,90
k,69,5,0
k,70,5,90
k,71,5,180
k,72,5,270
a,69,70,71,72
asba,19,3

local,15,1,139,19.5,20,,,90
k,73,5,0
k,74,5,90
k,75,5,180
k,76,5,270
a,73,74,75,76
asba,8,3

local,16,1,139,138.5,20,,,90
k,77,5,0
k,78,5,90
k,79,5,180
k,80,5,270
a,77,78,79,80
asba,19,3

local,17,1,139,138.5,2480,,,90
k,81,5,0
k,82,5,90
k,83,5,180
k,84,5,270
a,81,82,83,84
asba,8,3

local,18,1,139,19.5,2480,,,90
k,85,5,0
k,86,5,90
k,87,5,180
k,88,5,270
a,85,86,87,88
asba,19,3

csys,0

esize,5
amesh,all,,,
allsel

lsel,s,,,11
lsel,a,,,19
lsel,a,,,20
lsel,a,,,21
nsll,s,1
d,all,all,0

lsel,s,,,22
lsel,a,,,24
lsel,a,,,26
lsel,a,,,27
nsll,s,1
d,all,all,0

lsel,s,,,28
lsel,a,,,30
lsel,a,,,32
lsel,a,,,33
nsll,s,1
d,all,all,0

lsel,s,,,67
lsel,a,,,68
lsel,a,,,70
lsel,a,,,71
nsll,s,1
d,all,all,0lsel,s,,,79
lsel,a,,,80
lsel,a,,,81
lsel,a,,,82
nsll,s,1
d,all,all,0

lsel,s,,,75
lsel,a,,,76
lsel,a,,,77
lsel,a,,,78
nsll,s,1
d,all,all,0

lsel,s,,,83
lsel,a,,,84
lsel,a,,,85
lsel,a,,,86
nsll,s,1
d,all,all,0

lsel,s,,,87
lsel,a,,,88
lsel,a,,,89
lsel,a,,,90
nsll,s,1
d,all,all,0
nsel,s,loc,x,4,64
nsel,r,loc,y,0,0
nplot
nsel,r,loc,z,0,50
cm,N1,node
cmsel,s,N1
d,all,uy,0
allsel

nsel,s,loc,x,4,64
nsel,r,loc,y,0,0
nplot
nsel,r,loc,z,2450,2500
cm,N2,node
cmsel,s,N2
d,all,uy,0
allsel

nsel,s,loc,x,0,0
nsel,r,loc,y,0,158
nplot
nsel,r,loc,z,0,50
cm,N3,node
cmsel,s,N3
d,all,ux,0
allsel

nsel,s,loc,x,0,0
nsel,r,loc,y,0,158
nplot
nsel,r,loc,z,2450,2500
cm,N4,node
cmsel,s,N4
d,all,ux,0
allsel

nsel,s,loc,x,0,0
nsel,r,loc,y,0,158
nplot
nsel,r,loc,z,0,50
cm,N5,node
cmsel,s,N5
d,all,uY,0
allsel

nsel,s,loc,x,0,0
nsel,r,loc,y,0,158
nplot
nsel,r,loc,z,2450,2500
cm,N6,node
cmsel,s,N6
d,all,uY,0
allsel

nsel,s,loc,x,4,64
nsel,r,loc,y,158,158
nplot
nsel,r,loc,z,849,851
cm,N7,node
cmsel,s,N7,node
f,N7,fy,-0.01925
allsel

nsel,s,loc,x,4,64
nsel,r,loc,y,158,158
nplot
nsel,r,loc,z,1649,1651
cm,N8,node
cmsel,s,N8,node
f,N8,fy,-0.01925
allsel

nsel,s,loc,x,74,136
nsel,r,loc,y,0,0
nplot
nsel,r,loc,z,0,50
cm,N9,node
cmsel,s,N9
d,all,uy,0
allsel

nsel,s,loc,x,74,136
nsel,r,loc,y,0,0
nplot
nsel,r,loc,z,2450,2500
cm,N10,node
cmsel,s,N10
d,all,uy,0
allsel

nsel,s,loc,x,139,139
nsel,r,loc,y,0,158
nplot
nsel,r,loc,z,0,50
cm,N11,node
cmsel,s,N11
d,all,ux,0
allsel

nsel,s,loc,x,139,139
nsel,r,loc,y,0,158
nplot
nsel,r,loc,z,2450,2500
cm,N12,node
cmsel,s,N12
d,all,ux,0
allselnsel,s,loc,x,139,139
nsel,r,loc,y,0,158
nplot
nsel,r,loc,z,0,50
cm,N13,node
cmsel,s,N13
d,all,uY,0
allsel

nsel,s,loc,x,139,139
nsel,r,loc,y,0,158
nplot
nsel,r,loc,z,2450,2500
cm,N14,node
cmsel,s,N14
d,all,uY,0
allsel

nsel,s,loc,x,74,136
nsel,r,loc,y,158,158
nplot
nsel,r,loc,z,849,851
cm,N15,node
cmsel,s,N15,node
f,N7,fy,-0.01925
allsel

nsel,s,loc,x,74,136
nsel,r,loc,y,158,158
nplot
nsel,r,loc,z,1649,1651
cm,N16,node
cmsel,s,N16,node
f,N8,fy,-0.01925
allsel
/SOLU
PSTRES,ON
SOLVE
FINISH

/SOLU
ANTYPE,BUCKLE
OUTRES,ALL,ALL
BUCOPT,LANB,30
SOLVE
FINISH

/SOLU
EXPASS,ON
MXPAND,30,,,YES
OUTRES,ALL,ALL
SOLVE
FINISH