Twobars

This is a small example of one bar impacting a second one. Surface to surface contact is employed.

*CONTACT_SURFACE_TO_SURFACE
*CONTROL_ENERGY
*CONTROL_OUTPUT
*CONTROL_TERMINATION
*CONTROL_TIMESTEP
*DATABASE_BINARY_D3PLOT
*DATABASE_BINARY_D3THDT
*DATABASE_EXTENT_BINARY
*DATABASE_GLSTAT
*DATABASE_HISTORY_NODE
*DATABASE_HISTORY_SOLID
*DATABASE_MATSUM
*DATABASE_NODOUT
*DATABASE_RCFORC
*ELEMENT_SOLID
*END
*HOURGLASS
*INITIAL_VELOCITY_GENERATION
*KEYWORD
*MAT_ELASTIC
*NODE
*PART
*SECTION_SOLID
*SET_SEGMENT
*TITLE

  *KEYWORD
  *TITLE
  Impact of two bars
  *CONTROL_TERMINATION
   0.6010000         0 0.0000000         0 0.0000000
  *CONTROL_TIMESTEP
   0.0000000 0.1000000         0 0.0000000 0.0000000         0         0         0
  *CONTROL_OUTPUT
           0         1         0         0 0.0000000         0      2000
  *CONTROL_ENERGY
  $     HGEN      RWEN    SLNTEN     RYLEN
           2         1         2         1
  *DATABASE_BINARY_D3PLOT
   0.0100000                   0
  *DATABASE_BINARY_D3THDT
   5.00000-3
  *DATABASE_EXTENT_BINARY
           0         0         0         1         0         0         0         0
           0         0         0         0         0         0
  *DATABASE_NODOUT
   5.00000-3
  *DATABASE_GLSTAT
   5.00000-3
  *DATABASE_MATSUM
   5.00000-3
  *DATABASE_RCFORC
   5.00000-3
  *MAT_ELASTIC
           1 0.0100000 49.000000 0.3000000
  *MAT_ELASTIC
           2 0.0100000 100.00000 0.3000000
  *SECTION_SOLID
           1         0
  *SECTION_SOLID
           2         0
  *HOURGLASS
           1         1 0.1000000         1 1.5000000 0.0600000
  *PART
  $ HEADING
  MATERIAL 1 : ELASTIC                                                            
  $      PID     SECID       MID     EOSID      HGID      GRAV    ADPOPT      TMID
           1         1         1         0         1         0         0         0
  *HOURGLASS
           2         1 0.1000000         1 1.5000000 0.0600000
  *PART
  MATERIAL 2 : ELASTIC                                                            
           2         2         2         0         2         0         0         0
  *NODE
  $
  *ELEMENT_SOLID
  $
  *DATABASE_HISTORY_NODE
           1        21        41        45        65        85
  *DATABASE_HISTORY_SOLID
           1         5        10        11        15        16        20
  *INITIAL_VELOCITY_GENERATION
  $       ID      STYP     OMEGA        VX        VY        VZ
           1         2       0.0       5.0       0.0       0.0
  $       XC        YC        ZC        NX        NY        NZ     PHASE
         0.0       0.0       0.0       0.0       0.0       0.0         0
  $ INTERFACE NAME: 1          $$$
  *CONTACT_SURFACE_TO_SURFACE                      
           1         2         0         0         0         0         1         1
   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
  *SET_SEGMENT
  $
  $ Slave segments, surface:   1
  $
           1
          42        41        44        43
  *SET_SEGMENT
  $
  $ Master segments, surface:   1
  $
           2
          48        47        46        45
  *END