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/ALE/GRID/DONEA

/ALE/GRID/DONEA

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/ALE/GRID/DONEA

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Block Format Keyword

/ALE/GRID/DONEA - ALE Grid Velocity

Description

Velocity of a given grid node depends on velocity and displacements of neighboring grid nodes.

Format

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/ALE/GRID/DONEA

symbol_a_14

symbol_y

Fscalex

Fscaley

Fscalez

Vmin

 

 

 

 

 

 

 

 

hmtoggle_plus1Flag Definition

Field

Contents

SI Unit Example

symbol_a_14

DONEA coefficient

Default = 0.0  (Real)

 

symbol_y

Grid velocity limitation factor

Default = 100  (Real)

 

Fscalex

X grid velocity scale factor

Default = 1.0  (Real)

 

Fscaley

Y grid velocity scale factor

Default = 1.0  (Real)

 

Fscalez

Z grid velocity scale factor

Default = 1.0  (Real)

 

Vmin

Elements with a volume less than Vmin will be deleted

Default = -1030  (Real)

symbol_m3

hmtoggle_plus1Comments
1.This option is available for 2D and 3D analysis.
2.Further explanation about this formulation can be found in the RADIOSS Theory Manual.

See Also:

Example 6 - Fuel Tank

Example 22 - Ditching

Example 50 - INIVOL and Fluid Structure Interaction (Drop Container)