Rotor dynamics

Dear all, 

I am working on dynmaics and vibrational analysis of rotary equipments such as centrifugal pumps, Compressors and ...

I want to design and then investigate the stability of the rotary shafts, modal analysis,...

please guide me which of these softwares are better for this job (Ansys, Abaqus, Adams or Msc.Patran) ?

Sincerely Yours,

Ph.D Candidate