Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 199
... drift motion of a moored floating structure in a bichromatic or irregular waves are compared with model experiments in wave basin . The simulations include various slow motion hydro- dynamic forces such as a drag coefficient depending ...
... drift motion of a moored floating structure in a bichromatic or irregular waves are compared with model experiments in wave basin . The simulations include various slow motion hydro- dynamic forces such as a drag coefficient depending ...
Page 201
... drift damping for each one cycle of wave is consid- ered as time varying one . 3 ) Newman approximation , which is also origi- nally to the second order wave excitation , is applied to the wave drift damping as follows , ∞ ∞ D ( t ) ...
... drift damping for each one cycle of wave is consid- ered as time varying one . 3 ) Newman approximation , which is also origi- nally to the second order wave excitation , is applied to the wave drift damping as follows , ∞ ∞ D ( t ) ...
Page 200
... drift motion and for a wave frequency motion “ ) . So each motion has to be solved separately . Motion velocity X in ... drift damping coefficient Dw and a drag coefficient change Aca are shown in Fig . 8 in the reference 1 ) and Figs.6 ...
... drift motion and for a wave frequency motion “ ) . So each motion has to be solved separately . Motion velocity X in ... drift damping coefficient Dw and a drag coefficient change Aca are shown in Fig . 8 in the reference 1 ) and Figs.6 ...
Contents
Simulation of Hurricane Seas in a Multidirectional Wave Basin | 17 |
9 | 38 |
27 | 45 |
Copyright | |
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added mass amplitude analysis array calculated results circular cylinder cosh crane ship crest damping coefficient density directional wave displacement distribution domain drag coefficient drag force dynamic effect Engineering equation estimated experimental results flow fluid force coefficients forces acting forward speed free surface Green's function heave horizontal hydrodynamic hydrodynamic forces incident wave irregular Kc number lift force linear load low-frequency matrix maximum measured method mooring line motion nonlinear obtained offshore structures oscillation parameters pile potential theory predicted pressure random ratio Rayleigh distribution regular waves response Sarpkaya second-order semisubmersible ship motions shown in Figure simulation solution spectra spectral density spectrum spreading function surge tanker transfer function vector velocity potential vertical vessel vortex vortex shedding vortices water depth wave amplitude wave component wave drift wave force wave frequency wave groups wave height wave number wave period wave power