Projectile Block

A quarter of a rigid projectile impacting an energy absorbing block is modeled. The block material is defined with a strain failure criteria, at failure strain of 0.150 elements are deleted. Eroding contact is employed.

*CONTACT_ERODING_SURFACE_TO_SURFACE
*CONTROL_CONTACT
*CONTROL_CPU
*CONTROL_DAMPING
*CONTROL_ENERGY
*CONTROL_OUTPUT
*CONTROL_SHELL
*CONTROL_TERMINATION
*CONTROL_TIMESTEP
*DATABASE_BINARY_D3PLOT
*DATABASE_BINARY_D3THDT
*DATABASE_EXTENT_BINARY
*DATABASE_MATSUM
*ELEMENT_SOLID
*END
*INITIAL_VELOCITY_NODE
*KEYWORD
*MAT_PIECEWISE_LINEAR_PLASTICITY
*MAT_RIGID
*NODE
*PART
*SECTION_SOLID
*SET_PART
*SET_SEGMENT
*TITLE

  *KEYWORD
  *database_matsum
  7.e-6
  *TITLE
  rigid bar impacting aluminum (typ 14 contact)                           
  *CONTROL_TERMINATION
   7.00000-4         0 0.0000000         0 0.0000000
  *CONTROL_TIMESTEP
   0.0000000 0.9000000         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
   2.00000-5                   0
  *DATABASE_BINARY_D3THDT
   10.000000
  *DATABASE_EXTENT_BINARY
           0         0         0         0         0         0         0         0
           0         0         0         0         0         0
  *CONTROL_CPU
   0.0000000
  *MAT_RIGID
           1 7.73300-4 2.90000+7 0.3000000 0.0000000 0.0000000 0.0000000          
   0.0000000 0.0000000 0.0000000
   0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000
  *MAT_PIECEWISE_LINEAR_PLASTICITY
           2 3.00000-4 1.00000+7 0.2000000 20000.000 1.00000+5 0.1500000 0.0000000
   0.0000000 0.0000000         0         0
   0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000
   0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000
  *SECTION_SOLID
           1         0
  *SECTION_SOLID
           2         0
  *PART
   
           1         1         1         0         0         0         0         0
  *PART
   
           2         2         2         0         0         0         0         0
  *NODE
  $
  *ELEMENT_SOLID
  $
  *INITIAL_VELOCITY_NODE
  $
  $ INTERFACE NAME: 1          $$$
  *CONTACT_ERODING_SURFACE_TO_SURFACE              
           1         2         2         2         0         0         0         0
   0.0000000 0.0000000 0.0000000 0.0000000 0.0000000         0 0.0000000 0.0000000
   0.0000000 0.0000000 0.0000000 0.0000000 0.0000000 0.0000000
           1         1
  *SET_PART
           1
           2
  *SET_PART
           2
           1
  *SET_SEGMENT
  $
  $ Slave segments, surface:   1
  $
           1
  *SET_SEGMENT
  $
  $ Master segments, surface:   1
  $
           2
  *END