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;
a problem!!!
Moderators: silvia, selimgunay, Moderators