Chaotic and Subharmonic Motion Analysis of Floating Ring Gas Bearing System by Hybrid Numerical Method

Figure 2

Trajectories of rotor center at 𝑚_𝑟=3.0, 11.27, 13.17, 13.32, 14.13, 14.24, 14.61, 14.74, 15.03, 15.12 kg (a); phase trajectories of rotor center (b); power spectra of rotor center in horizontal direction (c) and vertical direction (d) (at 𝜔=3.5×10⁶ rpm).

(a)

(b)

(c)

(d)