Тест 6.3 Calculation of a system with one degree of freedom by an accelerogram

Verification of the LIRA-FEM software / Тест 6.3 Calculation of a system with one degree of freedom by an accelerogram / Analytical solution: R. Clough, J. Penzien. Dynamics of Structures. M., Stroyizdat, 1979, pp. 101-109., Example 7.1

Linear dynamic problems

Analytical solution: Р. Clough, J. Penzien. Dynamics of Structures. M., Stroyizdat, 1979, pp. 101-109., Example 7.1.

Geometry:

Material Characteristics: EF=89.29т; m=1.7858т с²/м; С=3,5716т с/м

Boundary conditions: rigid pinch rod at the base

CALCULATION RESULTS:

Time	The desired value	Analytical solution	Calculation results (LIRA)	Uncertainty,%
t=0,2с	Xmax, мм	13,668	13,164	3,687

Preview image: Array

Note: For the construction of 1, 3, 3 of the scheme used FE 10 (rod FE). Number of nodes of each scheme:2. Number of elements of each circuit:1.

FILES

Тест 6.3 Calculation of a system with one degree of freedom by an accelerogram

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