Stability Analysis of a Breathing Cracked Rotor with Imposed Mass Eccentricity

Figure 5

Nondimensional unbalance response of the Jeffcott rotor with a breathing crack with different mass eccentricity ratio , crack depth ratio , and unbalanced orientation angle : (a) orbital tube; (b) orbital view; (c) deceleration view for -direction; (d) deceleration view for -direction; (e) compound response within time interval from 0 sec to 6000 sec; (f) compound response within time interval from 6000 sec to 9800 sec.

(a) Orbital tube

(b) Orbital view

(c) Deceleration view for -direction

(d) Deceleration view for -direction

(e) Compound response

(f) Compound response