1. Reference problem#

1.1. Geometry#

_images/100000000000021F000002179DF7AEA1813CDC49.png

Inner radius: \({R}_{i}=0.1m\)

Outside radius: \({R}_{e}=0.2m\)

Thickness: \(t=0.001m\)

1.2. Material properties#

\(E={2.10}^{11}\mathrm{Pa}\)

\(\nu =0.3\)

\(\rho =7\mathrm{800kg}/{m}^{3}\)

1.3. Boundary conditions and loads#

Hub mounting

For all points \(r={R}_{i}\), \(u=v=w=0.\), and \({\theta }_{x}={\theta }_{y}={\theta }_{z}=0\).

1.4. Initial conditions#

Not applicable for modal analysis.