Mathematical Problems in Engineering / 2015 / Article / Tab 4

Research Article

Hidden Semi-Markov Models for Predictive Maintenance

Table 4

Lifetime duration (in seconds) and operating conditions of the bearings tested in the IEEE PHM 2012 Prognostic Challenge dataset [49].

Condition 1Condition 2Condition 3
1800 rpm and 4000 N1650 rpm and 4200 N1500 rpm and 5000 N
Bearing Lifetime [s] Bearing Lifetime [s] Bearing Lifetime [s]

Bearing1_1 28030 Bearing2_1 9110 Bearing3_1 5150
Bearing1_2 8710 Bearing2_2 7970 Bearing3_2 16370
Bearing1_3 23750 Bearing2_3 19550 Bearing3_3 4340
Bearing1_4 14280 Bearing2_4 7510
Bearing1_5 24630 Bearing2_5 23110
Bearing1_6 24480 Bearing2_6 7010
Bearing1_7 22590 Bearing2_7 2300

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