Тест 4.2 Console stability
Verification of the LIRA-FEM software / Тест 4.2 Console stability / Analytical solution: L. D. Landau, E. M. Lifshitz Theory of Elasticity, M.: Science, 1987, p. 120.
Analytical solution: L. D. Landau, E. M. Lifshits Theory of Elasticity, М.: "Science, 1987, pp. 120.
Geometry:
L = 10 м. |
Material characteristics: EI = 100 тм2, ЕA = 100 т.
Boundary conditions: Point A is pinched.
Loads: F = 1 т.
CALCULATION RESULTS:
Point |
The desired value |
Analytical solution |
Calculation results (LIRA) |
Uncertainty,% |
|
Stock Factor |
2,4674 |
2,4674 |
0 |
Note:
For the construction of the scheme was used FE 10 (rod FE).
Number of nodes:101.
Number of elements:100.
FILES
Verification examples
- Section 1 Linear static problems for rod systems, plates and shells, three-dimensional problems
- Section 2 Physically nonlinear problems
- Section 3 Geometrically nonlinear problems for threads, cable-stayed trusses, rods, membranes and plates
- Section 4 Задачи устойчивости, в основном изгибно-крутильные формы потери устойчивости
- Section 5 Modal analysis
- Section 6 Linear dynamic problems
- Section 7 Static and dynamic problems with one-sided constraints
- Section 8 Geometric characteristics of the section
- Section 9 Procritical calculations
- Section 10 Problems of stationary and non-stationary heat conduction
Comments