Pipe-Soil Interaction Element Library

This section provides a reference to the pipe-soil interaction elements available in Abaqus/Standard.

This page discusses:

See Also
Pipe-Soil Interaction Elements
In Other Guides
*PIPE-SOIL INTERACTION

Products Abaqus/Standard

Element Types

2D Elements

PSI24

Two-dimensional 4-node pipe-soil interaction element

PSI26

Two-dimensional 6-node pipe-soil interaction element

Active Degrees of Freedom

1, 2

Additional Solution Variables

None.

3D Elements

PSI34

Three-dimensional 4-node pipe-soil interaction element

PSI36

Three-dimensional 6-node pipe-soil interaction element

Active Degrees of Freedom

1, 2, 3

Additional Solution Variables

None.

Nodal Coordinates Required

2D: X, Y

3D: X, Y, Z

Element-Based Loading

None.

Element Output

The relative displacements corresponding to the forces below are chosen by requesting the corresponding “strains.” Elastic and plastic strains are available.

Two-Dimensional Elements

S11

Force per unit length in the first local direction.

S22

Force per unit length in the second local direction.

Three-Dimensional Elements

S11

Force per unit length in the first local direction.

S22

Force per unit length in the second local direction.

S33

Force per unit length in the third local direction.

Node Ordering and Integration Point Numbering