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LINE4

LINE4

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LINE4

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Line Element

Description

LINE4 defines a spring and damper between four NLFE grid nodes.

Format

<LINE4

      id       = "integer"

      pid      = "integer"

      g1       = "integer"

      g2       = "integer"

      g3       = "integer"

      g4       = "integer"

/>

Attributes

id

Unique identification number.

pid

Property identification number.            

g1

First grid identification number.

g2

Second grid identification number.

g3

Third grid identification number.

g4

Fourth grid identification number.

Comments
1.The NLFE LINE4 element is a type of line element that simulates a spring-damper between four NLFE grids as shown in Figure 1 below.

line4

Figure 1: NLFE LINE4 element
2.All four grids defined for this element must be unique.

Example

The example demonstrates the definition of a LINE3 element.

<LINE4 id="1" pid="2" g1="101" g2="17" g3="19" g4="22"/>