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*SPRING

Data format:

An arbitrary number of lines with 6 values each

NEL JO JE IPRO XLO XDA

Status :

Optional

Purpose :

To define spring elements (3 dof by nodes)

Restriction :

The total number of elements (all types) may not exceed MAXEL. The nodes jo and je must have been previously defined

Details :

Parameter Description
NEL identification number of the element
JO origin node of the element
JE end node of the element
IPRO index in the table of elementary mechanical and geometrical properties (previously defined by keyword *SPRINGPRO)
XLO Spring length
XDA axial damping

Examples :

*SPRING
48 17 41 1 10.0

  • The element 48 is a spring connecting node 17 to node 41 with mechanical properties given by the index 1 of *SPRINGPRO previously defined (see curve below).

  • The spring length will be equal to 10 meters.