Table 5. Occurrence Probability of Facilities Failure.
| Event | Symbol | Occurrence Rate (d-1) | Occurrence Probability (in 1 year) |
|---|---|---|---|
| VP Seal Failure | B1 | 4.443e-4 | 1.497e-1 |
| Cylinder Liner Failure | B2 | 1.018e-5 | 3.709e-3 |
| Breakage of VP | B3 | 8.384e-5 | 3.014e-2 |
| Wear of VP | B4 | 6.787e-4 | 2.194e-1 |
| Valve Seal Failure | B5 | 4.305e-6 | 1.570e-3 |
| Gasket Failure | B6 | 6.578e-6 | 2.398e-3 |
| Seat Ring Failure | B7 | 5.038e-6 | 1.837e-3 |
| Breakage of valve | B8 | 1.900e-6 | 6.933e-4 |
| Wear of valve | B9 | 6.242e-6 | 2.276e-3 |
| Material Failure | B10 | 2.942e-6 | 1.073e-3 |
| Breakage of flange | B11 | 9.660e-7 | 3.525e-4 |
| Erosion | B12 | 1.194e-5 | 4.349e-3 |
| Looseness | B13 | 3.956e-5 | 1.434e-2 |
| Wear of Flange | B14 | 1.142e-5 | 4.160e-3 |
| Leakage | B16 | 1.332e-4 | 4.746e-2 |
| V-8 Plugged | B17 | 1.462e-8 | 5.336e-6 |
| BV-2 Fails to Open on Demand | B18 | 5.040e-6 | 1.838e-3 |
| PS Fails to Function on Demand | B20 | 6.660e-5 | 2.402e-2 |
Note: all data was obtained from OREDA (2002) [27].