Normal Oscillatory Modes of Rotating Orthotropic Disks

radial wavenumber

0

1

2

azimuthal wavenumber

0

1

2

3

system

isotropic disk

orthotropic disk

3D view

m, n

2, 1

2, 2

0, 1

0, 2

Radial eigenfunctions and mode shapes for rotating isotropic and orthotropic disks. The ratio of the outer radius to the inner radius of the disk is 10.