Prediction on the Remaining Useful Life of Rolling Bearings Using Ensemble DLSTM

Table 7

Detailed prediction results and relative errors of bearing RUL.

Bearing 1-1			Bearing 1-3			Bearing 1-5			Bearing 2-2			Bearing 2-3			Bearing 2-5			Bearing 3-1			Bearing 3-2			Bearing 3-3			Bearing 3-4			Bearing 3-5
A	P	RE	A	P	RE	A	P	RE	A	P	RE	A	P	RE	A	P	RE	A	P	RE	A	P	RE	A	P	RE	A	P	RE	A	P	RE
2817.54	2760.00	0.02	5724.39	5880.00	0.03	1168.67	1080.00	0.08	6243.18	6300.00	0.01	20925.13	22020.00	0.05	1722.42	1740.00	0.01	10758.30	11340.00	0.05	123248.40	139440.00	0.13	1727.53	1680.00	0.03	5715.79	5760.00	0.01	6137.72	6360.00	0.04
2025.13	2280.00	0.13	5332.09	4740.00	0.11	1007.76	900.00	0.11	5103.72	5100.00	0.00	19840.16	17700.00	0.11	1681.03	1500.00	0.11	10399.80	9180.00	0.12	123620.00	111660.00	0.10	1348.10	1380.00	0.02	4984.97	4620.00	0.07	5300.33	5160.00	0.03
1550.21	1740.00	0.12	4519.68	3540.00	0.22	782.29	660.00	0.16	3357.14	3840.00	0.14	12339.87	13320.00	0.08	1645.09	1200.00	0.27	8689.74	6960.00	0.20	95817.26	83820.00	0.13	959.97	1080.00	0.13	3119.23	3420.00	0.10	4237.47	3900.00	0.08
1254.07	1200.00	0.04	2865.01	2340.00	0.18	485.99	420.00	0.14	2536.02	2580.00	0.02	11036.70	8940.00	0.19	1514.57	840.00	0.45	6447.14	5340.00	0.17	69963.90	55980.00	0.20	632.39	720.00	0.14	2021.71	2220.00	0.10	2701.67	2640.00	0.02
701.35	660.00	0.06	1010.90	1140.00	0.13	256.71	240.00	0.07	1252.38	1320.00	0.05	4733.05	4560.00	0.04	630.74	360.00	0.43	3473.50	3120.00	0.10	2660.61	28140.00	9.58	284.62	360.00	0.26	935.93	1020.00	0.09	947.90	1380.00	0.46
1.42	60.00	41.17	159.56	60.00	0.62	27.37	60.00	1.19	104.12	60.00	0.42	543.87	60.00	0.89	2.46	60.00	23.39	61.68	60.00	0.03	1306.42	60.00	0.95	14.42	60.00	3.16	97.86	60.00	0.39	69.59	60.00	0.14

A: actual RUL. P: predicted RUL. R.E: relative error.