A Novel Method for Remaining Useful Life Prediction of Roller Bearings Involving the Discrepancy and Similarity of Degradation Trajectories

Table 13

The RUL prediction results of the testing bearings for prediction moment at 75%.

	Testing bearings
	B 1_3	B 1_4	B 1_5	B 1_6	B 1_7	B 2_3	B 2_4	B 2_5	B 2_6	B 2_7	B 3_3
Optimal order	2	2	8	7	7	5	5	7	6	4	8
Current sample point	118	91	39	399	31	254	278	1,136	85	118	91
Predicted life (min)	148	118	58	491	43	319	351	1,606	136	148	118
Predicted RUL (min)	30	27	19	92	12	65	73	470	51	30	27