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/*
O+++++++++++++++++++++++++++++++++++O
+ ++++ ++++ +
+ +++ ++++ +
+ ++++ +++ +
+ ++++ ++++ +
+ +++ +
+ ++++ ++++ +
+ ++++ +++ +
+ +++ ++++ +
+ ++++ ++++ +
O+++++++++++++++++++++++++++++++++++O
+ ++++ ++++ +
+ +++ ++++ +
+ ++++ +++ +
+ ++++ ++++ +
+ +++ +
+ ++++ ++++ +
+ ++++ +++ +
+ +++ ++++ +
+ ++++ ++++ +
O+ +O
*/
problem description
title="Tower Sample, Logan #6.23" nodes=6 elements=10
nodes
1 x=60 y=60 z=0 constraint=pin
2 x=360 y=60 z=0
3 x=60 y=240 z=0 constraint=free force=bottom
4 x=360 y=240 z=0
5 x=60 y=420 z=0 force=top
6 x=360 y=420 z=0
beam elements
1 nodes=[1,3] material=columns
2 nodes=[2,4]
3 nodes=[3,5]
4 nodes=[4,6]
5 nodes=[5,6] material=beam2
6 nodes=[3,4] material=beam1
7 nodes=[1,4] material=cross_bar
8 nodes=[3,2]
9 nodes=[5,4]
10 nodes=[3,6]
material properties
columns E=3e+07 A=10 Ix=150 Iy=0 Iz=0 J=0 G=0 nu=0 t=0 rho=0 kappa=0
beam2 E=3e+07 A=12 Ix=200 Iy=0 Iz=0 J=0 G=0 nu=0 t=0 rho=0 kappa=0
beam1 E=3e+07 A=12 Ix=300 Iy=0 Iz=0 J=0 G=0 nu=0 t=0 rho=0 kappa=0
cross_bar E=3e+07 A=2 Ix=1 Iy=0 Iz=0 J=0 G=0 nu=0 t=0 rho=0 kappa=0
constraints
pin tx=c ty=c tz=c rx=c ry=c rz=u
free tx=u ty=u tz=c rx=c ry=c rz=u
forces
bottom Fx=2400 Fy=0 Fz=0 Mx=0 My=0 Mz=0
top Fx=1200 Fy=0 Fz=0 Mx=0 My=0 Mz=36000
end
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