Тест 1.6 Cylinder under internal pressure

Analytical solution: R.J. Roark et W.C. Young, Formulas for stress and strain, 5e edition, New York, McGraw-Hill, 1975.

Geometry:

R = 1 м; h = 0.02 м; L = 4 м

Material characteristics: Е = 2.1 х 10¹¹ Па, ν = 0.3.

Boundary conditions: No fasteners.

Stresses: Internal pressure p = 10000 Па.

CALCULATION RESULTS:

Point	The desired value	Analytical solution	Calculation results (LIRA)	Uncertainty,%
A point on the surface	σ11, Pa	0	0,202	-
	σ22, Па	5 x 105	4,95724 x 105	0,86
	δR, м	2,38 x 10-6	2,36193 x 10-6	0,76
	δL, м	-2,86 x 10-6	-2,8327 x 10-6	0,95

Preview image: Array

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