Bird ALE
This is a small idealized model of a bird striking a steel plate. Arbitrary Eulerian Lagrangian formulation with 1st order advection is used.
https://www.dynaexamples.com/introduction/intro-by-j.-day/misc/bird-ale
https://www.dynaexamples.com/@@site-logo/LS-DYNA-Examples-Logo480x80.png
Bird ALE
This is a small idealized model of a bird striking a steel plate. Arbitrary Eulerian Lagrangian formulation with 1st order advection is used.
*CONSTRAINED_SHELL_IN_SOLID *CONTROL_ALE *CONTROL_CONTACT *CONTROL_CPU *CONTROL_DAMPING *CONTROL_ENERGY *CONTROL_OUTPUT *CONTROL_SHELL *CONTROL_STRUCTURED *CONTROL_TERMINATION *CONTROL_TIMESTEP *DATABASE_BINARY_D3PLOT *DATABASE_BINARY_D3THDT *DATABASE_EXTENT_BINARY *DATABASE_HISTORY_NODE *DATABASE_NODOUT *DATABASE_TRACER *DATABASE_TRHIST *END *EOS_GRUNEISEN *INITIAL_VOID_PART *KEYWORD *MAT_NULL *MAT_PLASTIC_KINEMATIC *NODE *PART *SECTION_SHELL *SECTION_SOLID_ALE *SET_PART_LIST *TITLE
*KEYWORD
*database_nodout
5.e-6
*database_history_node
1100
*control_structured
*database_trhist
5.e-6
*database_tracer
0,0,.2,.15,.00625
0,0,.2,.10,.00625
*TITLE
bird into steel plate (bird-el.k)
*CONTROL_TERMINATION
2.50000-3 0 0.0000000 0 0.0000000
*CONTROL_TIMESTEP
0.0000000 0.5000000 0 0.0000000 0.0000000 0 0 0
*CONTROL_SHELL
0.0000000 0 0 0 0 0 0
*CONTROL_DAMPING
0 0.0000000 0.0000000 0.0000000 0.0000000 0 0.0000000 0
*CONTROL_CONTACT
0.0000000 0.0000000 0 0 0 0 0
0 0 0 0 0.0000000 0 0 0
*CONTROL_OUTPUT
0 0 0 0 0.0000000 0 0
*CONTROL_ENERGY
1 2 1 1
*DATABASE_BINARY_D3PLOT
20.0000-6 0
*DATABASE_BINARY_D3THDT
1.0000001
*DATABASE_EXTENT_BINARY
0 0 0 0 0 0 0 0
0 0 0 0 0 0
*CONTROL_CPU
0.0000000
*CONTROL_ALE
3 1 1 0.0000000 0.0000000 0.0000000 0.0000000
0.0000000 0.0000000 0.0000000 1.e-6
*MAT_NULL
1 1000.0000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000
*MAT_NULL
2 1000.0000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000
*MAT_PLASTIC_KINEMATIC
3 7830.0000 2.0700+11 0.3000000 5.00000+8 2.07000+7 0.0000000
0.0000000 0.0000000 0.0000000
*EOS_GRUNEISEN
1 1500.0000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000
0.0000000
*EOS_GRUNEISEN
2 1500.0000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000
0.0000000
*SECTION_SOLID_ALE
1 12
0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000
*SECTION_SOLID_ALE
2,12
0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000
*SECTION_SHELL
3 0 0.0000000 3.0000000 0.0000000 0.0000000
0.0100000 0.0100000 0.0100000 0.0100000 0.0000000
*PART
1 1 1 1 0 0 0 0
*PART
2 2 2 2 0 0 0 0
*PART
3 3 3 0 0 0 0 0
*NODE
$ add nodes
*CONSTRAINED_SHELL_IN_SOLID
1 2
*SET_PART_LIST
1
3
*SET_PART_LIST
2
1
*initial_void_part
1
*END