Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 9American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 40
... tion is about 60 ' ( in the opposite sense to wind ) . The same feature is shown in Fig.5.2 as current rose . On the frequency distribution of current speed , 85 % is less than 30cm / sec and only 1.5 % is more than 50cm / sec . Strong ...
... tion is about 60 ' ( in the opposite sense to wind ) . The same feature is shown in Fig.5.2 as current rose . On the frequency distribution of current speed , 85 % is less than 30cm / sec and only 1.5 % is more than 50cm / sec . Strong ...
Page 203
... tion tests in still water , and a function of Ke number . Motion amplitude effects are not remarkable in any case of bichromatic nor irregular waves for a both type of models . In Fig.7 two simulations are shown , one of which is to M ...
... tion tests in still water , and a function of Ke number . Motion amplitude effects are not remarkable in any case of bichromatic nor irregular waves for a both type of models . In Fig.7 two simulations are shown , one of which is to M ...
Page 225
... tion tests in regular waves are better to obtain the slow motion damping , because they have a relatively large viscous damping , as described in the previous paper2 ) . On the other hand , a slow motion added mass increase has ever ...
... tion tests in regular waves are better to obtain the slow motion damping , because they have a relatively large viscous damping , as described in the previous paper2 ) . On the other hand , a slow motion added mass increase has ever ...
Contents
OCEAN WAVES | 1 |
Simulation of Hurricane Seas in a Multidirectional Wave Basin | 17 |
OFFSHORE MECHANICS AND ARCTIC ENGINEERING | 25 |
Copyright | |
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acceleration added mass amplitude analysis boundary conditions calculated circular cylinder computed cosh crest cylinder array damping coefficient damping factor density diffraction domain drag coefficient drag force drift force dynamic effect equation estimated flow fluid force coefficients forces acting forward speed free surface heave horizontal hydrodynamic hydrodynamic forces incident wave inertia coefficients integral irregular Kc number lift force linear load low-frequency low-frequency oscillation maximum measured method motion nonlinear obtained offshore structures oscillatory parameters pile plate potential flow predicted quadratic rad/sec radiation condition ratio regular waves response Sarpkaya second order second-order semisubmersible shown in Figure simulation solution spectral density spectrum surface elevation surge swing tank tanker transfer function vector velocity potential viscous vortex shedding vortices water depth wave amplitude wave drift damping wave excitation wave force wave frequency wave groups wave height wave number wave period wave power