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Ejemplo Armadura Simple 1 - Metodo Rigideces (3)
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EJEMPLO
2 P
45°
MATRIZ DE FUERZAS F MATRIZ DE DESPLAZAMIENTOS
F X1 ? ∆ X1 -
F Y1 ? ∆ Y1 -
F X2 10.00 ∆ X2 ?
F Y2 - ∆ Y2 ?
F X3 - ∆ X3 ?
F Y3 ? ∆ Y3 -
45° 135°
1 3
4.80 m
BARRA 1-2 BARRA 2-3
θ 45 ° θ -45 °
A 0.0005 m A 0.0005 m
E 2.00E+08 kg/m2 E 2.00E+08 kg/m2
L 3.39 m L 3.39 m
BARRA 1-2 BARRA 2-3
senθ 0.71 senθ -0.71
cosθ 0.71 cosθ 0.71
AE/L 29499 AE/L 29499
MATRIZ DE RIGIDEZ K - PARCIAL MATRIZ DE RIGIDEZ K - PARCIAL
1.47E+04 1.47E+04 -1.47E+04 -1.47E+04
1.47E+04 1.47E+04 -1.47E+04 -1.47E+04
-1.47E+04 -1.47E+04 1.47E+04 1.47E+04 1.47E+04 -1.47E+04 -1.47E+04 1.47E+04
-1.47E+04 -1.47E+04 1.47E+04 1.47E+04 -1.47E+04 1.47E+04 1.47E+04 -1.47E+04
-1.47E+04 1.47E+04 1.47E+04 -1.47E+04
1.47E+04 -1.47E+04 -1.47E+04 1.47E+04
MATRIZ DE RIGIDEZ K - GLOBAL
2.95E+04 0.00E+00 -1.47E+04
0.00E+00 2.95E+04 1.47E+04
-1.47E+04 1.47E+04 1.47E+04
K -1
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DATOS
SOLUCION