Skip to content. | Skip to navigation

Sections
Personal tools
You are here: Home → ALE → Misc → Volume Fraction B
Valuable Sites

LSTC

Developer of LS-DYNA

LS-DYNA Support Site

Tutorials, HowTos, FAQs ...

 

DYNAlook

LS-DYNA specific conference papers

 

LS-OPT Support Site

Optimization examples, FAQs, HowTos ...

 

Dummy Models

Dummy models for LS-DYNA

LS-PrePost

Online documentation

Top Crunch

Benchmarks in high performance computing

DYNAmore

LS-DYNA distributor, tools, docs

 

 

 

Volume Fraction B

This is an Eulerian mesh and a rigid plate. The keyword *INITIAL_VOLUME_FRACTION_GEOMETRY is used to define a metal cylinder inside the mesh. The cylinder is assigned an initial velocity and impacts the rigid plate. Download is available in the download section of this document.

Keywords

Keywords

This example has been taken from the ALE (Arbitrary Lagrangian Eulerian Method) class of M'hamed Souli and Lars Olvosson. Example name: cylinder_impact_B.k

The used Keywords in alphabetical order. 

*ALE_MULTI-MATERIAL_GROUP
*CONSTRAINED_LAGRANGE_IN_SOLID
*CONTROL_ALE
*CONTROL_TERMINATION
*CONTROL_TIMESTEP
*DATABASE_BINARY_D3PLOT
*DEFINE_CURVE
*ELEMENT_SHELL
*ELEMENT_SOLID
*END
*INITIAL_VELOCITY_GENERATION
*INITIAL_VOLUME_FRACTION_GEOMETRY
*KEYWORD
*MAT_PLASTIC_KINEMATIC
*MAT_VACUUM
*NODE
*PART
*SECTION_SHELL
*SECTION_SOLID

Reduced Input

Reduced Input

This example has been taken from the ALE (Arbitrary Lagrangian Eulerian Method) class of M'hamed Souli and Lars Olvosson. Example name: cylinder_impact_B.k

*Node and *Element Cards are removed. 

  *KEYWORD
  *CONTROL_TERMINATION
  1.0e-3
  *CONTROL_TIMESTEP
  0.0, 0.8
  *DATABASE_BINARY_D3PLOT
  1.0e-4
  *CONTROL_ALE
  0, 1, 2, -1.0
  
  *ALE_MULTI-MATERIAL_GROUP
  1, 1
  2, 1
  *MAT_VACUUM
  1, 1.0
  *MAT_PLASTIC_KINEMATIC
  2, 8000.0, 200.0e9, 0.3, 200.0e6
  
  *MAT_PLASTIC_KINEMATIC
  3, 8000.0, 200.0e9, 0.3, 200.0e6
  
  *SECTION_SOLID
  1, 11
  *SECTION_SOLID
  2, 11
  *SECTION_SHELL
  3, 0
  0.1, 0.1, 0.1, 0.1
  *PART
  
  1, 1, 1 
  *PART
  
  2, 2, 2 
  *PART
  
  3, 3, 3 
  *INITIAL_VOLUME_FRACTION_GEOMETRY
  1, 1, 1
  4, 0, 2
  0.03, 0.0, 0.0, 0.18, 0.0, 0.0,  0.1, 0.1
  *INITIAL_VELOCITY_GENERATION
  1, 2, 0.0, 200.0, 0.0, 0.0
  
  *CONSTRAINED_LAGRANGE_IN_SOLID
  3, 1, 1, 1, 4, 4, 2, 1
  0, 0, -1
  
  *DEFINE_CURVE
  1 
  0.0, 0.0
  1.0e-3, 1.0e9
  *NODE
  $
  *ELEMENT_SOLID
  $
  *ELEMENT_SHELL
  $
  *END

Figures

Figures

This example has been taken from the ALE (Arbitrary Lagrangian Eulerian Method) class of M'hamed Souli and Lars Olvosson. Example name: cylinder_impact_B.k

image01.gif

image02.gif

Animated Result

Animated Result

This example has been taken from the ALE (Arbitrary Lagrangian Eulerian Method) class of M'hamed Souli and Lars Olvosson. Example name: cylinder_impact_B.k

Result

Download

Download

This example has been taken from the ALE (Arbitrary Lagrangian Eulerian Method) class of M'hamed Souli and Lars Olvosson. Example name: cylinder_impact_B.k