a problem!!!

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mostafa1361
Posts: 3
Joined: Sat Feb 28, 2009 12:34 pm
Location: tabriz

a problem!!!

Post by mostafa1361 »

why cant i create fiber section ??



#units : cm , kg , sec


model basic -ndm 2 -ndf 3
node 1 0 0
node 2 0 106.6
node 3 0 213.3
node 4 243.8 106.6
fix 1 1 1 0
fix 3 0 0 0
fix 4 0 1 0
fix 2 0 0 0
#define cover concrete for beam and column
uniaxialMaterial Concrete02 1 -255 -0.002 0 -0.010 0.1 0 0;
#define steel02 for reinforcement
uniaxialMaterial Steel02 2 3750 2000000 18.5 0.925 0.15 0 1 0 1
#define core concrete for beam
uniaxialMaterial Concrete02 3 -291 -0.002282 -58.2 -0.028 0.1 5.15 64550
#define core concrete for column
uniaxialMaterial Concrete02 4 -321.8 -0.002524 -64.4 -0.059 0.1 5.15 64550


# fiber section for beam
section fiber 1 {
patch quad 1 8 5 -16 -11 16 -11 16 11 -16 11
patch quad 2 10 2 -20 -15 20 -15 20 -11 -20 -11
patch quad 2 10 2 -20 11 20 11 20 15 -20 15
patch quad 2 2 5 16 -11 20 -11 20 11 16 11
patch quad 2 2 5 -20 -11 -16 -11 -16 11 -20 11
layer straight 3 3 2.55 -16 -11 -16 11
layer straight 3 3 2.55 16 -11 16 11
}
# fiber section for column

section fiber 2 {
patch rect 1 1 10 16 16 -16 -16
patch rect 2 1 10 20 -16 -20 -16
patch rect 2 1 10 20 20 -20 16
patch rect 2 1 2 20 16 16 -16
patch rect 2 1 2 -16 16 -20 -16
layer straight 3 3 3.14 -16 -16 16 -16
layer straight 3 2 3.14 -16 -5.34 16 -5.34
layer straight 3 2 3.14 -16 5.34 16 5.34
layer straight 3 3 3.14 -16 16 16 16
}



geomTransf Linear 1
geomTransf Linear 2
element nonlinearBeamColumn 1 1 2 5 2 2
element nonlinearBeamColumn 2 2 3 5 2 2
element nonlinearBeamColumn 3 2 4 5 1 1



file mkdir Data
recorder Node -file Data/DFree.out -time -node 3 -dof 1 2 3 disp;
recorder Node -file Data/1Base.out -time -node 1 -dof 1 2 3 reaction
recorder Node -file Data/4Base.out -time -node 4 -dof 1 2 3 reaction
recorder Element -file Data/DCol.out -time -ele 1 deformation
recorder Element -file Data/Dbeam.out -time -ele 2 deformation

pattern Plain 1 Linear {
load 3 45000 0 0.;
}
constraints Plain;
numberer Plain;
system BandGeneral;
test NormDispIncr 1.0e-8 6 ;
algorithm Newton;
integrator LoadControl 0.1;
analysis Static
analyze 10
loadConst -time 0.0;

analyze 1000;
silvia
Posts: 3909
Joined: Tue Jan 11, 2005 7:44 am
Location: Degenkolb Engineers
Contact:

Post by silvia »

i'm trying to figure this one out.
in the meantime, you should look at the examples files.
Silvia Mazzoni, PhD
Structural Consultant
Degenkolb Engineers
235 Montgomery Street, Suite 500
San Francisco, CA. 94104
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