2.10 Free warping analysis elements

2.10.1 TrWarp

Implements 2D linear triangular three-node finite element for FreeWarping analysis. Each node has 1 degree of freedom. The node numbering is anti-clockwise. The element features are summarized in Table 43.




Keyword

TrWarp

Description

2D linear triangular warping element

Specific parameters

-



Unknowns

One dof (the value of deplanation function) is required in each node.

Approximation

Linear approximation of displacements and geometry.

Integration

Integration using one point gauss integration formula.

Features

This type of element is supported in FreeWarping analysis only.

CS properties

Only warpingCS is supported.

Loads

Edge loads corresponding to free warping problem are generated automatically. Additional edge loads are not supported.

Nlgeo

0.

Status

-

Note

Test case: sm/freewarpingtest2.in




Table 43: TrWarp element summary