Civil Engineering Reference
In-Depth Information
Figure 6.4
Image of input file (abbreviated) for computer program
SPACET
(Space
Trusses); see note 1, p. 206). The input data are for the space truss of
Example 6.4, Fig. 6.10.
F
x
,
F
y
,
F
z
,
M
z
forces at a joint, applied in directions of the nodal
coordinates de
fi
ned in Fig. 6.2.
{
A
r
}
fi
xed-end forces; these are the forces produced at
fi
xed member ends due to external load, tempera-
ture variation, shrinkage, creep or relaxation.
Support conditions
: A restraint indicator integer 1 or 0 in the input data
signi
fi
es a free or a prescribed displacement in direction of one of the global
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