General Log-Linear Weibull Model Combining Vibration and Temperature Characteristics for Remaining Useful Life Prediction of Rolling Element Bearings

Table 3

Model parameters for various training data sets under vibration and temperature fuzzy operators.

Tested bearing	(intercept)	(vibration coefficient)	(temperature coefficient)	(shape parameter)
1-4	6.13	0.063	0.0048	1.67
1-5	6.08	0.072	0.0057	1.68
1-6	6.02	0.099	0.0024	1.67
1-7	6.15	0.075	0.0041	1.67
2-4	6.14	0.086	0.0035	1.68
3-3	6.18	0.078	0.0037	1.67
Mean	6.104	0.079	0.0041	1.67
Standard deviation	0.054	0.014	0.0013	0.0055