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Analysis of a plate with a Hole using fully integrated assumed strain C0 shell (elform 21). Linear Example 5 from A Roadmap to Linear an Nonlinear Implicit Analysis in LS-DYNA by George Laird and Satish Pathy.

Reduced Input

*TITLE
Roadmap to Linear and Nonlinear Implicit - Linear Elastic QS Plate
*CONTROL_IMPLICIT_GENERAL
1       1.0
*CONTROL_IMPLICIT_SOLUTION
1

*CONTROL_SHELL
2
1

*CONTROL_TERMINATION
1.0
*DATABASE_BINARY_D3PLOT
1.0

*DATABASE_EXTENT_BINARY
-3

*PART
3         3         1
*SECTION_SHELL_TITLE
Shell
3        21     0.833         3
0.5
*MAT_ELASTIC_TITLE
Al
1               1.0E7       0.3
*BOUNDARY_SPC_NODE
*DEFINE_COORDINATE_SYSTEM
3       0.0      -2.5       0.0       2.5      -2.5

*DEFINE_COORDINATE_SYSTEM
4       2.5       0.0       0.0       2.5      -2.5
5.0
*DEFINE_COORDINATE_SYSTEM
5       0.0      -2.5       0.0       2.5      -2.5

*DEFINE_COORDINATE_SYSTEM
6       2.5       0.0       0.0       2.5      -2.5
5.0
*DEFINE_CURVE_TITLE
1         0       1.0       1.0

1.0                 1.0
*ELEMENT_SHELL
*NODE
36         1         1      62.5
94         1         1  62.50001
95         1         1     125.0
96         1         1     125.0
97         1         1     125.0
98         1         1     125.0
99         1         1     125.0
100         1         1     125.0
101         1         1     125.0
102         1         1     125.0
103         1         1     125.0
104         1         1     125.0
105         1         1     125.0
106         1         1     125.0
107         1         1     125.0
108         1         1     125.0
109         1         1     125.0
110         1         1     125.0
111         1         1     125.0
112         1         1     125.0
113         1         1     125.0
*END

Keywords

*BOUNDARY_SPC_NODE
*CONTROL_IMPLICIT_GENERAL
*CONTROL_IMPLICIT_SOLUTION
*CONTROL_SHELL
*CONTROL_TERMINATION
*DATABASE_BINARY_D3PLOT
*DATABASE_EXTENT_BINARY
*DEFINE_COORDINATE_SYSTEM
*DEFINE_CURVE_TITLE
*ELEMENT_SHELL
*END
*KEYWORD