Singularities and Constraints
The following table shows which combinations of constraints and different types of entities can possibly result in infinite stresses or displacements:
|
Constraint
|
Beam
|
Shell
|
Solid
|
|||
|---|---|---|---|---|---|---|
|
Point
|
disp
stress
|
ok
ok
|
disp
stress
|
ok  |
disp
stress
|
ok |
|
Line, Edge
|
disp
stress
|
ok
ok
|
disp
stress
|
ok |
disp
stress
|
ok |
|
Surface, Face
|
disp
stress
|
n/a
n/a
|
disp
stress
|
ok 1 |
disp
stress
|
ok
1
|
|
1. Stress is infinite along the boundary of the surface/face.
|
This information also applies to temperatures and fluxes that result from heat loads, convection conditions, and prescribed temperatures in Thermal.
Return to Singularities.