A Research on Maximum Symbolic Entropy from Intrinsic Mode Function and Its Application in Fault Diagnosis

Table 3

Test samples of rolling bearing.

Sample	Bearing condition	Diameter of fault (mm)
A	Normal	/
	Inner fault	0.533
	Outer fault	0.533
	Rolling fault	0.533
B	Normal	/
	Inner fault	0.178
	Inner fault	0.356
	Inner fault	0.533
C	Normal	/
	Outer fault	0.178
	Outer fault	0.356
	Outer fault	0.533
D	Normal	/
	Rolling fault	0.178
	Rolling fault	0.356
	Rolling fault	0.533