pycba.modal.solve_modal#

solve_modal(beam, mass, n_modes=10, nseg=12)[source]#

Free-vibration analysis of a pycba.beam.Beam.

Parameters:
  • beam (Beam) – The beam (prismatic, fixed-fixed spans without GAv).

  • mass (float or sequence) – Mass per unit length, a scalar for every span or one value per span.

  • n_modes (int) – Number of (lowest) modes to return. The default is 10.

  • nseg (int) – Number of sub-elements per span for the refined mesh. The default is 12.

Return type:

ModalResults