A Sparse Modulation Signal Bispectrum Analysis Method for Rolling Element Bearing Diagnosis

Table 2

Rolling element parameters.

Bearing type	Rotating speed (rpm)	Fault size (mm)	Sampling frequency (Hz)	Outer race fault frequency (Hz)	inner race fault frequency (Hz)
N406	1460	0.18	96000	139	86
6206	1460	0.2	96000	89	--