Thinning of a strip is modeled with three node shell elements. Adaptive mesh refinement with three refinement levels is used. Compare example thinning2.k for usage of four node elements.
*BOUNDARY_PRESCRIBED_MOTION_NODE *CONTROL_ADAPTIVE *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 *DEFINE_CURVE *ELEMENT_SHELL *END *KEYWORD *MAT_PLASTIC_KINEMATIC *NODE *PART *SECTION_SHELL *TITLE
*KEYWORD
*control_adaptive
$ | | | | | | | |
2.e-3 20. 3 1
1 .095
*PART
1 1 1 0 0 0 1 0
*TITLE
adapt based on shell thinnig
*CONTROL_TERMINATION
0.0199800 0 0.0000000 0 0.0000000
*CONTROL_TIMESTEP
$ base timestep on char length = shortest side
0.0000000 0.6000000 2 0.0000000 0.0000000 0 0 0
*CONTROL_SHELL
0.0000000 0 0 1 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
2.00000-4 0
*DATABASE_BINARY_D3THDT
100.00000
*DATABASE_EXTENT_BINARY
0 0 0 0 0 0 0 0
0 0 0 0 0 0
*CONTROL_CPU
0.0000000
*MAT_PLASTIC_KINEMATIC
1 7.00000-3 3.00000+6 0.3000000 40000.000 2000.0000 0.0000000
0.0000000 0.0000000 0.0000000
*SECTION_SHELL
1 0 0.0000000 0.0000000 0.0000000 0.0000000 0
0.1000000 0.1000000 0.1000000 0.1000000 0.0000000
*NODE
$
*ELEMENT_SHELL
$
*DEFINE_CURVE
1 0 0.0000000 0.0000000 0.0000000 0.0000000
0.00000000E+00 0.00000000E+00
2.00200006E-02 1.70169997E+00
*BOUNDARY_PRESCRIBED_MOTION_NODE
$
*END
