Civil Engineering Reference
In-Depth Information
9.4.2
Equivalent load vector
The equivalent load vector at the nodes due to the effect of uniformly
distributed element surface load is
(9.37)
9.4.3
Stiffness matrix of rectangle with sides
2
a
ċ2
b
For example, consider a rectangle with sides 2aċ2b as shown in Figure 9.4.
Figure 9.4
Rectangular element.
The Jacobian transformation matrix is
