Тест 2.2 Reinforced concrete floor slab under distributed load
Verification of the LIRA-FEM software / Тест 2.2 Reinforced concrete floor slab under distributed load / Analytical solution: C.N.I.I. of N.I.I.J.B Gosstroy of the USSR. Design Guide for Concrete and Reinforced Concrete Structures of Heavy and Light Concrete without Reinforcement Prestressing (to SNiP 2.03-84), Moscow, 1986, p. 139.
Analytical solution: C.N.I.I. of N.I.I.J.B Gosstroy of the USSR. Design Guide for Concrete and Reinforced Concrete Structures of Heavy and Light Concrete without Reinforcement Prestressing (to SNiP 2.03-84), Moscow, 1986, p. 139.
Geometry:
l = 3.1 м; b = 1 м; h = 0.12 м; h0 = 0.105 м. |
Material characteristics:
B25 grade heavy concrete: Еb = 2.7 х 104 МPа, Rbt,ser = 1.6 МPа, ν = 0.2.
Stretch reinforcement of the class А-II: ЕS = 2.1 х 105 МПа;
armature area: AS = 393 мм2.
Boundary conditions: Free support on the short sides.
Stresses: Uniformly distributed load q = 7 кН/м2.
CALCULATION RESULTS:
Point The desired value Analytical solution Calculation results (LIRA) Uncertainty,% l/2 Deflection δ, мм 13,5 12,412 8,06 М, kNm 8,4 8,46 0,71 Limit torque М, тм 1,145 1,2 4,8
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