Stator Vibration Characteristic Identification of Turbogenerator among Single and Composite Faults Composed of Static Air-Gap Eccentricity and Rotor Interturn Short Circuit

Figure 3

Study object of SDF-9 type generator.

(a) Physical model of SDF-9 type generator

(b) Method to set SAGE

(c) Method to set RISC

(d) Experimental testing system

(e) 2D finite element model

(f) Coupling circuit of rotor winding for normal and SAGE cases

(g) Coupling circuit of rotor winding for RISC and CF

(h) Coupling circuit for stator windings