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NAFEMS Benchmark LE2


NAFEMS CYLINDRICAL SHELL PATCH TEST Test No LE2 Date/issue
1986-11-21/2


ORIGIN NAFEMS report TSBM

ANALYSIS TYPE Linear elastic

GEOMETRY
all dimensions in metres
le2_1.gif
thickness=0.01

LOADING Case 1 Case 2
le2_2.gif le2_3.gif
Uniform normal edge moment, on DC, of 1.0 kNm m-1 Uniform outward normal pressure, at mid-surface ABCD, of 0.6 MPa. Tangential outward normal pressure, on edge DC, of 60.0 MPa

BOUNDARY CONDITIONS Edge AB, all translations and rotations zero
Edge AD and Edge BC, symmetry around rq plane, e.g. z translations and normal rotations are all zero

MATERIAL PROPERTIES Isotropic. E=210 x 103 MPa, n=0.3

ELEMENT TYPES Quadrilateral shells.

MESH le2_4.gif
Corner nodes only given

OUTPUT Outer (convex) surface tangential (q - q) stress at point E TARGET 60.0 MPa for both cases

Download the files corresponding to the benchmark:

HTTP Download File Description Provided by
Geometry specification ISO 10303-203 class 6 - advanced b-rep
(Minor error corrected 2000-05-14)
NAFEMS
Geometry specification ISO 10303-203 class 4 - manifold surfaces NAFEMS
Geometry and FE specification ISO 10303-209 classes 4 and 10 - manifold surfaces geometry; FE model; loads and boundary conditions; target result NAFEMS