Tension III

With this series of examples you can study a specimen under tension and see the effects of different number of elements through thickness and different materials. Third example shows usage of shell elements and plastic material with specified failure strain.

*BOUNDARY_PRESCRIBED_MOTION_NODE
*BOUNDARY_SPC_NODE
*CONTROL_TERMINATION
*CONTROL_TIMESTEP
*DATABASE_BINARY_D3PLOT
*DATABASE_BINARY_D3THDT
*DATABASE_CROSS_SECTION_PLANE
*DATABASE_ELOUT
*DATABASE_EXTENT_BINARY
*DATABASE_GLSTAT
*DATABASE_HISTORY_SHELL
*DATABASE_NODAL_FORCE_GROUP
*DATABASE_NODFOR
*DATABASE_SECFORC
*DEFINE_CURVE
*ELEMENT_SHELL
*END
*KEYWORD
*MAT_PLASTIC_KINEMATIC
*NODE
*PART
*SECTION_SHELL
*SET_NODE_LIST
*SET_PART_LIST
*TITLE

  *KEYWORD
  *TITLE
  TENSION TEST SIMULATION, mat=3, displacement
  $ test coupon, 200 mm long, 20 mm width, 2.67 mm thickness, 50.8 mm gauge length
  $ 50 mm displacement BC is applied on one end
  $ units; mm, s, ton, N
  $ A. Tabiei, 3-1-98
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *CONTROL_TIMESTEP
      0.0000    0.9000 
  *CONTROL_TERMINATION
      0.0100
  *DATABASE_EXTENT_BINARY
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  $        i         i         i         i         i         i         i         i
  $    neiph     neips    maxint    strflg    sigflg    epsflg    rltflg    engflg
                                    
  $        i         i         i
  $   cmpflg    ieverp    beamip
                     1
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *DATABASE_BINARY_D3PLOT
      0.0010
  *DATABASE_GLSTAT
      0.0001
  *DATABASE_NODFOR
      0.0001
  *DATABASE_NODAL_FORCE_GROUP
          2
  *DATABASE_ELOUT
      0.0001
  *DATABASE_SECFORC
  1.0e-4
  *DATABASE_EXTENT_BINARY
  $        i         i         i         i         i         i         i         i
  $    neiph     neips    maxint    strflg    sigflg    epsflg    rltflg    engflg
           0         0         3         1
  $        i         i         i
  $   cmpflg    ieverp    beamip
                     1
  *DATABASE_BINARY_D3THDT
  0.001
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *SET_NODE_LIST
          2
  29,30,31,32,33,38,39
  *DATABASE_HISTORY_SHELL
  71,72,73,74,75,76,77,78
  79,80
  *SET_PART_LIST
  1
  1
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *DATABASE_CROSS_SECTION_PLANE
           1         5        10        10       200        10        10
           5       -10       -10        20        20
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *MAT_Plastic_kinematic
  $      MID        RO         E        PR       SIG      ETAN      BETA
           1 7.890E-09 2.100E+05 3.000E-01 4.400E+02 1.700E+03 1.000E+00
  $      SRC       SRP        FS
           0         0      0.24
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *SECTION_SHELL
           1         2 0.000E+00 3.000E+00 
   2.670E-00 2.670E-00 2.670E-00 2.670E-00
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *PART
  SHELL
           1         1         1 
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *DEFINE_CURVE
           1
  0.00000000000000E+00 0.0000000000000E+00
  0.01000000000000E+00 50.000000000000E+00
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *BOUNDARY_SPC_NODE
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *BOUNDARY_PRESCRIBED_MOTION_NODE
  $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
  *NODE
  $
  *ELEMENT_SHELL
  $
  *END