OS-V: 0280 Axisymmetric Elements - Interference Fit Between Two Cylinders
The model examines the contact pressure between two cylinders in case of interference fit of 20 mm.
Model Files
Before you begin, copy the file(s) used in this problem
to your working directory.
Benchmark Model
2D axisymmetric elements (CQAXI) elements are used to model 2 cylinders.
A minus gap clearance of 20 mm is used to analyze interference fit between the
cylinders. The cylinders are vertically fixed. Stationary frictionless contacts are
used.
- Material Properties
- Value
- Young's modulus
- 206 GPa
- Poisson's ratio
- 0
Nonlinear Static Analysis Results
Static analysis was carried out using 1 increment.
OptiStruct | NAFEMS | Normalized Target Value | |
---|---|---|---|
Contact Pressure | 2.35 | 2.27 | 1.035 |
Reference
NAFEMS R0081 - Benchmark tests for finite element modeling of contact, gapping and sliding