Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1991 - Arctic regions |
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Page 16
... ANGLE SEPARATION ANGLE SEPARATION ANGLE 180 150 120 -60 -90 -120 80 8 80 %。 098 85 OrgDoo -150 -180 -0.50 -0.25 0.00 0.25 0.50 t / T 0.75 1.00 1.25 Fig . 10 Separation angle versus time for K = 11.5 , k / D = 0.01 , and ẞ = 3223 . 180 ...
... ANGLE SEPARATION ANGLE SEPARATION ANGLE 180 150 120 -60 -90 -120 80 8 80 %。 098 85 OrgDoo -150 -180 -0.50 -0.25 0.00 0.25 0.50 t / T 0.75 1.00 1.25 Fig . 10 Separation angle versus time for K = 11.5 , k / D = 0.01 , and ẞ = 3223 . 180 ...
Page 52
... ANGLE 0.0 DEG . O ANGLE 22.5 DEG . O ANGLE 45.0 DEG . △ ANGLE 90.0 DEG . CL ( LIFT ) 0.25 0.00 -0.25 G -0.50 -0.75 -1.00 -1.25 S 7 REYNOLDS NUMBER 2 • 1.50 CD ( DRAG ) 1.25 1.00 0.75 0.50 0.25 0.00 1 10 105 2 X ANGLE 0.0 DEG . O ANGLE ...
... ANGLE 0.0 DEG . O ANGLE 22.5 DEG . O ANGLE 45.0 DEG . △ ANGLE 90.0 DEG . CL ( LIFT ) 0.25 0.00 -0.25 G -0.50 -0.75 -1.00 -1.25 S 7 REYNOLDS NUMBER 2 • 1.50 CD ( DRAG ) 1.25 1.00 0.75 0.50 0.25 0.00 1 10 105 2 X ANGLE 0.0 DEG . O ANGLE ...
Page 591
... angle increase as the CG moves aft . Presented in Figure 9 is the trajectory angle and the water entry angle for launches from a ramp at 35 ° with the CG in the normal location . As the CG 70 Angle ( degrees ) 70 0 75m Aft Normia ! 0.75 ...
... angle increase as the CG moves aft . Presented in Figure 9 is the trajectory angle and the water entry angle for launches from a ramp at 35 ° with the CG in the normal location . As the CG 70 Angle ( degrees ) 70 0 75m Aft Normia ! 0.75 ...
Contents
VORTEX SHEDDING AND VIBRATION | 187 |
OCEAN WAVES AND CURRENT | 209 |
COMPUTATIONAL METHODS | 247 |
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added mass amplitude analysis approximately average body boundary condition cable calculated circular cylinder components computed correlation density diffraction displacement distribution drag coefficient dynamic effects Ekofisk Engineering experimental field Figure finite element floating flow fluid free surface frequency domain function Green function horizontal hydrodynamic hydrodynamic forces incident wave integral equation irregular waves length lift force linear load low-frequency matrix maximum measured method mode mode shapes mooring motion natural frequency nonlinear obtained Ocean Offshore Structures OMAE open boundary oscillation parameters phase velocity platform predicted present pressure problem random waves ratio response Reynolds number riser Sarpkaya seabed second-order ship simulation small forward solitary wave solution spectral spectrum stiffness surge tank tanker tension tether theory transverse values vector velocity potential vertical vessel vibration vortex vortices water depth wave drift damping wave forces wave height wave profile