Тест 7.5 Square plate on a one-sided rigid base
Verification of the LIRA-FEM software / Тест 7.5 Square plate on a one-sided rigid base / Numerical solution: P. Panagiotopoulos Inequalities in Mechanics and their Applications, Moscow: Mir, 1989, p. 367.
Numerical solution: P. Panagiotopoulos Inequalities in Mechanics and their Applications, Moscow: Mir, 1989, p. 367.
Geometry:
|
а = 3 м; h = 0.05 м. |
Material characteristics: Е = 4.5 х 106 т/м2, ν = 0.2.
Boundary conditions: One-sided rigid base..
Loads: Symmetrically to the center of the plate along a square with a side of 0.8 m, the load is applied q = 50 т/м2.
CALCULATION RESULTS:
|
Point |
The desired value |
Numerical solution |
Calculation results (LIRA) |
Uncertainty,% |
|
|
Contact area |
square with sides 0,9 м |
square with sides 0,9 м |
0 |
Note:
To build the scheme used FE 10 (rod FE) and KE 262 (two-node FE).
Number of nodes:182.
Number of elements:361.
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