Fault Diagnosis of Bearings Based on KJADE and VNWOA-LSSVM Algorithm

Table 1

Bearing data.

Bearing status	Degree of failure (inches)	Abbreviation	Category labeling
Normal	0	Normal	I
Inner ring failure	0.007	IR07	II
	0.014	IR14	III
	0.027	IR21	IV
Outer ring fault	0.007	OR07	V
	0.014	OR14	VI
	0.027	OR21	VII
Rolling element failure	0.007	B07	VIII
	0.014	B14	IX
	0.027	B21	X