Damper01

Viscous/Nonviscous Damper

This damper uses displacement and velocity as inputs, not strain and strain rate, which means element length is not used to compute strain or strain rate.

Damper01

This Damper01 is a simple 2D viscous/nonviscous damper.

See this example.

• Number of Nodes: 2

• Number of DoFs: 2 (Translation, Translation)

• DoF Label: U1, U2

Damper03

This Damper03 is a simple 3D viscous/nonviscous damper.

• Number of Nodes: 2

• Number of DoFs: 3 (Translation, Translation, Translation)

• DoF Label: U1, U2, U3

Syntax

element Damper01 (1) (2) (3) (4)
element Damper03 (1) (2) (3) (4)
# (1) int, unique tag
# (2) int, node i
# (3) int, node j
# (4) int, material tag of associated (non)viscosity material

Remarks

Both viscous and nonviscous material can be used for this element, see Viscosity.