/ALE/GRID/DONEA

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

Format

(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
/ALE/GRID/DONEA
α γ Fscalex Fscaley Fscalez
Vmin                

Definitions

Field Contents SI Unit Example
α DONEA coefficient

Default = 0.0 (Real)

 
γ 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)

[ m 3 ]

Comments

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