The following files were used in this problem:
2D Axisymmetric Model Input
2-D_axi_symm.cdb -- The common database file for a 2D axisymmetric model of the Nelson-Vaugh rotor.
2-D_axi_symm_campbell.dat -- Input file for performing a Campbell diagram analysis of the 2D axisymmetric model.
2-D_axi_symm_harm.dat -- Input file for performing an unbalance response analysis of the 2D axisymmetric model.
3D Solid Model Input
3D_solid_model.cdb -- The common database file for a 3D solid model of the Nelson-Vaugh rotor.
3D_solid_campbell.dat -- Input file for performing Campbell diagram analysis of the 3D solid model.
3D_solid_harm.dat -- Input file for performing unbalance response analysis of the 3D solid model.