A Sparse Underdetermined Blind Source Separation Method and Its Application in Fault Diagnosis of Rotating Machinery

Table 4

Characteristic frequencies of bearings and gear mesh frequency.

Bearing of input shaft			Bearing of output shaft			Gear
(Hz)	(Hz)	(Hz)	(Hz)	(Hz)	(Hz)	(Hz)
10.4	31.7	51.5	7.46	22.4	36.9	291.2