Enhanced DET-Based Fault Signature Analysis for Reliable Diagnosis of Single and Multiple-Combined Bearing Defects

Table 2

Seeded bearing failures considered in this study.

CRBCO	A cylindrical roller bearing with a crack on its outer raceway
CRBCI	A cylindrical roller bearing with a crack on its inner raceway
CRBCR	A cylindrical roller bearing with a crack on its roller
CRBCOI	A cylindrical roller bearing with a crack on its outer and inner raceways
CRBCOR	A cylindrical roller bearing with a crack on its outer raceway and roller
CRBCIR	A cylindrical roller bearing with a crack on its inner raceway and roller
CRBCOIR	A cylindrical roller bearing with a crack on its outer raceway, inner raceway, and roller
Crack size
Length	12 mm on a bearing’s outer and inner raceways and 10 mm on a bearing’s roller
Width	0.49 mm
Depth	0.5 mm
Average RPM	482