Research Article
Stator Vibration Characteristic Identification of Turbogenerator among Single and Composite Faults Composed of Static Air-Gap Eccentricity and Rotor Interturn Short Circuit
Figure 8
Tested stator vibration spectra under different conditions.
(a) Normal condition |
(b) 0.1 mm SAGE |
(c) 0.2 mm SAGE |
(d) 0.3 mm SAGE |
(e) 3% RISC |
(f) 6% RISC |
(g) 12% RISC |
(h) 0.1 mm SAGE and 3% RISC |
(i) 0.1 mm SAGE and 6% RISC |
(j) 0.1 mm SAGE and 12% RISC |
(k) 0.2 mm SAGE and 3% RISC |
(l) 0.3 mm SAGE and 3% RISC |