Rolling Bearing Fault Diagnosis Methodbased on EEMD and GBDBN

Shang Zhiwu,Liu Xia,Liao Xiangxiang,Geng Rui,Gao Maosheng,Jintian Yun and

Table 1 Data description of rolling bearings

States of the rolling bearing Numbers of training data Numbers of testing data Classification label Normal 80 20 1 0.007-inner-ring-fault 80 20 2 0.007-ball-fault 80 20 3 0.007-outer-ring-fault-6 80 20 4 0.007-outer-ring-fault-3 80 20 5 0.007-outer-ring-fault-12 80 20 6 0.021-inner-ring-fault 80 20 7 0.021-ball-fault-fault 80 20 8 0.021-outer-ring-fault-6 80 20 9 0.028-inner-ring-fault 80 20 10 0.028-ball-fault -fault 80 20 11 0.028-outer-ring-fault-6 80 20 12