Proceedings of the ... International Conference on Offshore Mechanics and Arctic EngineeringAmerican Society of Mechanical Engineers, 1994 - Arctic regions |
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Page 56
... velocity of the wave particle movement . The other part of the vertical forces is caused by the vertical component velocity and acceleration of wave partical movement , which may be expressed by f . Its frequency must be the same of ...
... velocity of the wave particle movement . The other part of the vertical forces is caused by the vertical component velocity and acceleration of wave partical movement , which may be expressed by f . Its frequency must be the same of ...
Page 268
... velocity ) . In the other case , we have assumed that the normal velocity , U , has a cosine distribution : U 1 COS U 4 ( x - 2 ) 2 Ro [ ] R 2x U rårde ( 19 ) This velocity is maximum at the centerline of the pipe and it vanishes on the ...
... velocity ) . In the other case , we have assumed that the normal velocity , U , has a cosine distribution : U 1 COS U 4 ( x - 2 ) 2 Ro [ ] R 2x U rårde ( 19 ) This velocity is maximum at the centerline of the pipe and it vanishes on the ...
Page 361
Velocity xx 5.00 4.00 3.00 2.00 1.00 0.00 -1.00 -2.00 -3.00 -6.00 -3.00 0.00 0.20 0.40 0.60 0.00 1.00 Period Figure 5 : Phase - averaged history of in - line force coeffi- Oscillating flow KC = 10 , ß = 1270 , Re = 12700 . cient - in ...
Velocity xx 5.00 4.00 3.00 2.00 1.00 0.00 -1.00 -2.00 -3.00 -6.00 -3.00 0.00 0.20 0.40 0.60 0.00 1.00 Period Figure 5 : Phase - averaged history of in - line force coeffi- Oscillating flow KC = 10 , ß = 1270 , Re = 12700 . cient - in ...
Contents
OCEAN WAVES AND ENERGY | 1 |
Load Control Method and Its Realization on an OWC Wave Power Converter | 19 |
Nonlinearity in CrestTrough Statistics of Bretschneider Seas | 27 |
Copyright | |
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added mass amplitude analysis ASME boundary conditions buoy calculated Circular Cylinder compliant tower components correlation length curve deck diameter diffraction dimensionless drag coefficient drag force drift force dynamic effects Engineering envelope equation experimental Figure fluid Fluid Mechanics free surface heave Hilbert transform horizontal hydrodynamic hydrodynamic force incident wave increase installation interaction irregular waves lift coefficient lift force linear load control lock-in matrix maximum measured method model tests modes mooring line nonlinear obtained Ocean Offshore Technology OMAE oscillating cylinder parameters peak phase pipe platform predicted present pressure problem quadratic Quickwave random ratio response Reynolds number riser seastate second-order shear shedding frequency shown simulation solution spectral spectrum stationary cylinder stiffeners Strouhal Strouhal number transfer function transverse turbulence uniform flow values velocity potential vertical vibration vortex shedding water depth Wave Force wave frequency wave power