HyWind (spar), blue H (tension leg), SWAY (tension leg/spar), and WindSea (semisubmersible).
Detail of structural reinforcement of water-entrapment plate on WindFloat.
WindFloat hull and turbine.
Turbine thrust vs wind speed.
Turbine rated power vs wind speed.
WindFloat location and metocean data buoy.
Wetted hull of the WindFloat for the WAMIT model.
Picture of the WindFloat model.
WindFloat model in the 100 year storm.
RAO in surge, heave, and pitch at 0° with and without wind.
RAO in yaw at 90° without wind.
WindFloat rotations in 4 m seas with 12 m/s wind.
Tower base motion in 4 m seas with 12 m/s wind.
Power outtake and blade pitch in 4 m seas with 12 m/s wind.
Truss finite-element model.
Maximum API design ratios on WindFloat platform in 90° heading sea state 1.
Deformed (50×) shape of WindFloat structure in worst loading conditions (sea state 1 at 90° heading).
Bending stress (kips/ft) and sway (ft) at the base of the tower at the largest wave of sea state 1.
Sensitivity of bending stress with damping ratio in sea state 1 at 90° heading.
Bending stress (kips/ft) and sway (ft) at the base of the tower at the largest wave of sea state 12.
(Left) Axial force in compression. (right) Bending moment at largest event of sea state 1 at 90° heading.
WindFloat main dimensions.
5 MW turbine characteristics.
Operational metocean case.
100 year storm.
Directional extreme events.
Summary of stability characteristics.
Numerical and model test results in the 100 year storm with 0° wave heading and 25 m/s steady wind.
Sea states for structural strength analysis.
Fatigue life on connection between bracings based on nominal wall thickness.
Fatigue life with double wall thickness at the connection.
Summary of sensitivity of fatigue damage on SCF.
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