Drop Test
Example showing a drop test load case. A deformable body is dropped on a rigid wall.
https://www.dynaexamples.com/show-cases/drop-test
https://www.dynaexamples.com/@@site-logo/LS-DYNA-Examples-Logo480x80.png
Drop Test
Example showing a drop test load case. A deformable body is dropped on a rigid wall.
*CONTROL_MPP_IO_NODUMP *CONTROL_TERMINATION *DATABASE_GLSTAT *DATABASE_MATSUM *DATABASE_NODOUT *DATABASE_RWFORC *DATABASE_BINARY_D3PLOT *DATABASE_HISTORY_NODE *DEFINE_CURVE_TITLE *ELEMENT_SHELL *ELEMENT_MASS_NODE_SET *END *HOURGLASS *KEYWORD_ID *LOAD_BODY_Z *MAT_PIECEWISE_LINEAR_PLASTICITY *MAT_RIGID_TITLE *NODE *PART *SECTION_SHELL *INITIAL_VELOCITY_GENERATION *RIGIDWALL_GEOMETRIC_FLAT_DISPLAY_ID *SET_NODE_LIST_TITLE *TITLE
*KEYWORD_ID
*TITLE
SHOW CASE: DROP
*CONTROL_MPP_IO_NODUMP
*CONTROL_TERMINATION
3.0 0 0.0 0.0 0.0 0
*DATABASE_GLSTAT
3.0E-3 1 0 1
*DATABASE_MATSUM
3.0E-3 1 0 1
*DATABASE_RWFORC
3.0E-3 1 0 1
*DATABASE_NODOUT
3.0E-3 1 0 1 0.0 0
*DATABASE_BINARY_D3PLOT
5.0E-2 0 0 0 0
*DATABASE_HISTORY_NODE
2999 3009 3014 3118 3123
*MAT_PIECEWISE_LINEAR_PLASTICITY
1 7.86E-6 210.0 0.3 0.25 0.0 0.0 0.0
0.0 0.0 2 0 0.0
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
*MAT_RIGID_TITLE
rigid fixed
2 7.86E-6 210.0 0.3 0.0 0.0 0.0
1.0 7.0 7.0
0 0.0 0.0 0.0 0.0 0.0
*SECTION_SHELL
1 2 0.833 5 1.0 0.0 0 1
0.5 0.5 0.5 0.5 0.0 0.0 0.0 0
*HOURGLASS
1 4 0.1 0 1.5 6.0E-2 0.1 0.1
*PART
D rigid fix
1 1 2 0 0 0 0 0
*PART
Y rigid fix
2 1 2 0 0 0 0 0
*PART
A rigid fix
3 1 2 0 0 0 0 0
*PART
N rigid fix
4 1 2 0 0 0 0 0
*PART
m rigid fix
5 1 2 0 0 0 0 0
*PART
o deformable
6 1 1 0 0 0 0 0
*PART
r rigid fix
7 1 2 0 0 0 0 0
*PART
e rigid fix
8 1 2 0 0 0 0 0
*NODE
*ELEMENT_SHELL
*ELEMENT_MASS_NODE_SET
3997 2 0.50000000 0
*DEFINE_CURVE
2 0 1.0 1.0E-3 0.0 0.0 0
0.0 249.99998
3.9000001E-2 301.99997
8.6000003E-2 337.99997
0.17400000 381.00000
0.25500000 425.99997
0.32900000 472.99997
0.36500001 519.99994
0.39899999 600.00000
1.0000000 610.00000
*DEFINE_CURVE_TITLE
constant gravity
3 0 0.0 0.0 0.0 0.0 0
0.0 9.8099997E-3
500.00000 9.8099997E-3
*RIGIDWALL_GEOMETRIC_FLAT_DISPLAY_ID
1rigidwall
1 0 0 0.0 0.0
560.0 -50.0 -5.0 560.0 -50.0 0.0 0.0
560.0 1.0 -5.0 70.0 70.0
*SET_NODE_LIST_TITLE
rigidwall contact
1 0.0 0.0 0.0 0.0
*INITIAL_VELOCITY_GENERATION
6 2 0.0 0.0 0.0 -5.0 0 0
0.0 0.0 0.0 0.0 0.0 0.0 0 0
*LOAD_BODY_Z
3 1.0 0
*SET_NODE_LIST_TITLE
mass on nodes inside
2 0.0 0.0 0.0 0.0
*END