Préface - IMO

Étude de systèmes de récupération de grandes quantités d’hydrocarbures par mer démontée
Illustration 19. Disposition du bassin expérimental
1.00
1.00
Containment rate
0.95
0.90
Long type
V type
0.85
Horseshoe-shaped
Horsehoe-shaped
Current type
0.80
0.5 1.0 1.5 2.0
Velocity of the current (m/s)
Contaiment rate in current (Calm water, low viscosity oil)
Containment rate
0.95
0.90
Long type
0.85
V type
Horsehoe-shaped
Horseshoe-shaped
0.80
0.5 1.0 1.5 2.0
Velocity of the current (m/s)
Contaiment rate in current (In waves, low viscosity oil)
1.00
1.00
Containment rate
0.95
0.90
0.85
0.80
Long type
V type
Horseshoe Horsehoe-shaped
0.5 1.0 1.5 2.0
Velocity of the current (m/s)
Containment rate
0.95
0.90
0.85
0.80
Long type
V type
Horsehoe-shaped
Horseshoe-shaped
0.5 1.0 1.5 2.0
Velocity of the current (m/s)
Contaiment rate in current (Calm water, highly viscosity viscous oil)
Contaiment rate in current(In waves, highly viscosity viscous oil)
Illustration 20. Résultats des expériences de confinement du pétrole
Towing force (in irregular waves H 1/3 =3m)
Sweep windth=100m,with oil skimmer,without tension control
Towing force [kN]
tension member (A)
tension member (C)
500.0
500.0
400.0
400.0
300.0
300.0
200.0
200.0
100.0
100.0
0.0
0.0
0 1 2 3 4
0 1 2 3 4
Towing velocity [knots]
Max.(left)
Mean(left)
Significant value
Max.(right)
Mean(right)
Significant value
Illustration 21. Effet du membre en tension sur le barrage de confinement
301