Research Article

Nonlinear Analysis of Rod Fastened Rotor under Nonuniform Contact Stiffness

Figure 15

Numerical analysis results at ω = 1250 rad/s, k2 = 20. (a) Time domain waveform, (b) phase trajectory, (c) frequency spectrum, and (d) Poincare map.
(a)
(b)
(c)
(d)