Fig 1.
Typical configuration for marine riser under a lazy wave configuration.
Fig 2.
Model views of lazy-wave OrcaFlex Model, showing (a) unshaded and (b) shaded profile views.
Table 1.
Parameters of the flexible riser.
Table 2.
Section information on the flexible riser.
Table 3.
Data on the flexible riser showing the mechanical and geometric properties.
Fig 3.
Current velocity profile in OrcaFlex 11.0f.
Fig 4.
The scatter diagram for the Hs vs T profile.
Table 4.
Current parameters for the 3 load cases.
Table 5.
Wave parameters for the 3 load cases.
Fig 5.
The 6DoFs of the FPSO vessel, showing the vessel’s motions along the three axes.
(Image is adapted with permission from authors and reused as Open Access publication. Source: [110], Copyright year: 2021, Publisher: MDPI).
Table 6.
Loads considered on vessel motion in global design.
Fig 6.
A plot of bending moment for case 1 in OrcaFlex 11.0f.
Fig 7.
Influence of bending moment for different environmental conditions for arc length 801-993m.
Fig 8.
A plot of effective tension for case 1 in OrcaFlex 11.0f.
Fig 9.
Influence of effective tension on different environmental conditions.
Fig 10.
A plot of effective tension for a base case in OrcaFlex 11.0f.
Fig 11.
Influence of von Mises stress on different environmental conditions.
Fig 12.
The configuration of the riser from static analysis in OrcaFlex 11.0f.