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 136
... estimated wave forces without a circulation shown in Figure 16 are in over - estimated at the moment of large wave amplitude . The estimated wave forces considering the circulation are in fairly good agreement with the measured one in ...
... estimated wave forces without a circulation shown in Figure 16 are in over - estimated at the moment of large wave amplitude . The estimated wave forces considering the circulation are in fairly good agreement with the measured one in ...
Page 137
... estimated 8.5 8 -8.5 8.5 Vertical force 8 www -8.5 Experimental No. ( CN - 5 ) 38 cycle before . An example of these results is shown in Figure 17. The estimated wave forces using the Kc number at a half wave cycle before are in fairly ...
... estimated 8.5 8 -8.5 8.5 Vertical force 8 www -8.5 Experimental No. ( CN - 5 ) 38 cycle before . An example of these results is shown in Figure 17. The estimated wave forces using the Kc number at a half wave cycle before are in fairly ...
Page 168
... estimated by the RLS algorithm at time ndt . ลท ( n + p ) , the p- step - ahead predicted vessel response to the ... estimated parameters , is similar to self - tuning control ( Har- ris , 1981 ) in that both schemes use the estimated ...
... estimated by the RLS algorithm at time ndt . ลท ( n + p ) , the p- step - ahead predicted vessel response to the ... estimated parameters , is similar to self - tuning control ( Har- ris , 1981 ) in that both schemes use the estimated ...
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