Research Article
Fatigue Strength Assessment of Trimaran Cross-Deck Structure Based on Spectral and Simplified Fatigue Method
| Wave direction | Load cases | Load components | | | | | | | |
| Head seas | 1 | 1.0 | — | — | 0.3 | — | — | 0.2 | 2 | — | 1.0 | — | — | 0.3 | — | 0.2 | Beam seas | 3 | 0.1 | — | — | 1.0 | — | 0.2 | — | 4 | — | 0.1 | — | — | 1.0 | 0.2 | — | Oblique seas | 5 | — | — | 0.3 | 0.4 | — | 1.0 | 0.3 | 6 | — | — | 1.0 | 0.4 | — | — | 0.2 | 7 | — | 0.2 | 0.2 | 0.6 | — | — | 1.0 |
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