Research Article
Efficient Fatigue Analysis of Helix Elements in Umbilicals and Flexible Risers: Theory and Applications
Table 3
Fatigue load case description.
| Vessel heading (deg) | Direction | Probability of vessel heading per direction |
| 0 | Near | 60% | 15 | Near | 30% | 30 | Near | 10% | 0 | Far | 60% | 15 | Far | 30% | 30 | Far | 10% | 0 | Cross | 60% | 15 | Cross | 30% | 30 | Cross | 10% |
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