Running Characteristics of Aerodynamic Bearing with Self-Lifting Capability at Low Rotational Speed

Figure 2

Trajectories path of rotor’s center (expressed as a ration of rotor centre position over bearing clearance), comparison between transient and static results for plain circular journal bearing, Ω=1000rpm, 𝑐=40𝜇m, 𝑙₀=25mm, and 𝑟₀=15mm, with loads of (a) 56.65 g, (b) 113.4 g, and (c) 170.2 g.

(a)

(b)

(c)