Skip to main content

Table 2 MUSIC estimation results with different search step

From: IBPSO-Based MUSIC Algorithm for Broken Rotor Bars Fault Detection of Induction Motors

Frequency parameter True value Estimation value with different search step
f= 0.1 f= 0.01 f= 0.001
Fundamental frequency f1 (Hz) 50.0000 50.0 50.00 50.000
Fault-related frequency (1 – 2s)f1 (Hz) 49.5438 49.6 49.54 49.544
Fault-related frequency (1 + 2s)f1 (Hz) 50.4562 50.5 50.46 50.456