Data-Driven Fault Diagnosis for Rolling Bearing Based on DIT-FFT and XGBoost

Table 1

Bearing data at DE under the conditions of 12 kHz and 1772 rpm

Damage diameter (inches)	Fault type	Data length
0.007	RE	121410
	IR	121991
	OR	122426
0.014	RE	122136
	IR	121846
	OR	122136
0.021	RE	121410
	IR	121991
	OR	122426
0	Normal state	483903