SS-V: 1220 Displacements in Hemispherical Shell

Test No. VS23 Find displacements in a hemispherical shell.

Definition



Figure 1.
Boundary Conditions
Point E
Zero displacement
Edge AE
Symmetry about ZX plane
Edge CE
Symmetry about YZ plane
All other displacements on edge AC are free. Concentrated radial loads of 2 KN outwards at A and inwards at C.
The material properties are:
Property
Value
Young's Modulus
68.25e3 MPa
Poisson's Ratio
0.3

Results

The following table summarizes the stress results.
  Reference1 SimSolid % Difference
Displacement at A along x-axis 0.185 mm 0.1856 mm ~0.3
1 Test LE3 from NAFEMS Publication NNB, Rev. 3, NAFEMS Linear Benchmarks, 5 Oct 1990