Тест 7.2 System with single-sided springs
Verification of the LIRA-FEM software / Тест 7.2 System with single-sided springs / Analytical solution: A. V. Perelmuter, V. I. Slivker Calculation models of structures and the possibility of their analysis, Kiev: "Steel", 2002, p. 123.
Analytical solution: А. V. Perelmuter, V. I. Slivker Calculation models of structures and the possibility of their analysis, Kiev: "Steel", 2002, pp.. 123.
Geometry:
 |
L = 20 м; h = 1 м; α = 300. |
Material characteristics: Е=2 х 107 т/м2, spring rate EF/l=108 т/м.
Boundary conditions: The wall-beam is attached to the supports by five tensile springs only.
Loads: P = 10 т.
CALCULATION RESULTS:
|
Point |
The desired value |
Analytical solution |
Calculation results (LIRA) |
Uncertainty,% |
|
|
N1, т |
12,44 |
12,44 |
0 |
|
|
N2, т |
0,893 |
0,893 |
0 |
|
|
N3, т |
5,77 |
5,77 |
0 |
|
|
N4 = N5, т |
0 |
0 |
0 |
Preview image: Array 
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