Mathematical Problems in Engineering / 2016 / Article / Tab 2

Research Article

A Study on Estimating the Next Failure Time of Compressor Equipment in an Offshore Plant

Table 2

Test results of Markov model based approach.

Failure event Average obs. less than 30 obs. less than 50

1 0.308 6 8
2 0.310 5 8
3 0.498 2 6
4 0.407 5 6
50.653 3 4
6 0.422 5 7
7 0.377 3 5
8 0.667 5 5
9 0.438 6 8
10 0.644 2 5
11 0.485 4 5
12 0.387 5 5
13 0.258 6 10

Average 0.450 4.380 6.310

The average on 10 MAPEs for each failure event.
Number of observations such that MAPE 30% among 10 test examples.
Number of observations such that MAPE 50% among 10 test examples.

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