Research Article
Time Intervals for Maintenance of Offshore Structures Based on Multiobjective Optimization
Table 2
Comparison between solutions A, B, C, D, E, and F.
| | Solution | Time interval (years) | Damage index (DI) | Confidence factor () | Expected cumulative total cost E[CTC]
(USD) |
| | A | 6 | 0.2345 | 1.0965 | 1105415 | | B | 5 | 0.2387 | 1.1375 | 930566 | | C | 5 | 0.2421 | 1.1452 | 850778 | | D | 4 | 0.2762 | 1.2246 | 786761 | | E | 4 | 0.2879 | 1.2381 | 818191 | | F | 3 | 0.2939 | 1.2378 | 665032 |
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