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 57
... forces on three kinds of inclined cylinders are measured . By the revised cross spectrum method proposed in this paper , the force coefficients CD and C are estimated . From the experimental results , it is found that the wave direction ...
... forces on three kinds of inclined cylinders are measured . By the revised cross spectrum method proposed in this paper , the force coefficients CD and C are estimated . From the experimental results , it is found that the wave direction ...
Page 59
... force coefficients with the wave direction has some regularity . The drag force coefficient Cp decreases with the increase of angle ( Fig . 4 , 90 ° -7 ) . The inertia force coefficient Cx is symmetric about the axis of d = 0 ° . From ...
... force coefficients with the wave direction has some regularity . The drag force coefficient Cp decreases with the increase of angle ( Fig . 4 , 90 ° -7 ) . The inertia force coefficient Cx is symmetric about the axis of d = 0 ° . From ...
Page 66
... force coefficients can be estimated from a measured force spectrum SFM ( w ) and the measured wave profile spectrum S ,, ( w ) . In this study the force coefficients were estimated using three different methods : ( a ) Least - squares ...
... force coefficients can be estimated from a measured force spectrum SFM ( w ) and the measured wave profile spectrum S ,, ( w ) . In this study the force coefficients were estimated using three different methods : ( a ) Least - squares ...
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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added mass amplitude analysis applied array assumed body boundary calculated circular cylinder coefficient comparison component computed considered constant corresponding crest cylinder damping defined depends depth determined direction distribution domain drag coefficient drift dynamic effect elevation Engineering equation estimated experimental experiments factor field Figure flow fluid forward frequency function given horizontal hydrodynamic incident increase inertia integral irregular Kc number length lift force linear load low-frequency maximum mean measured method moored motion nonlinear obtained Offshore oscillation parameters period pile plate potential predicted presented pressure problem radiation range reference regular waves respectively response second-order ship shown shows simulation solution spectra spectrum speed structure surface surge swing Table theory velocity vertical vessel vortex wave force wave height