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 10
... method gives an exact reproduction of the wave energy spectrum . 2.2.2 Random phases with Discrete Fourier Spectrum ( DFT ) In this method summation ( 1 ) is directly computed by adding the cosine functions . It results in a non ...
... method gives an exact reproduction of the wave energy spectrum . 2.2.2 Random phases with Discrete Fourier Spectrum ( DFT ) In this method summation ( 1 ) is directly computed by adding the cosine functions . It results in a non ...
Page 11
... methods except when using the Goda's method with 20 frequencies where a decrease of 2 % is noticed . The maximum wave heights tend to increase with the number of fre- quencies , and the maximum values are obtained with the FFT method ...
... methods except when using the Goda's method with 20 frequencies where a decrease of 2 % is noticed . The maximum wave heights tend to increase with the number of fre- quencies , and the maximum values are obtained with the FFT method ...
Page 58
... method , and many researcher ( e.g. Bostron and Overvik ( 1986 ) et al ) have used this method to determine the force coefficients on vertical cylinder . In practice usage , since the band width of wave spectrum is quite narrow , the ...
... method , and many researcher ( e.g. Bostron and Overvik ( 1986 ) et al ) have used this method to determine the force coefficients on vertical cylinder . In practice usage , since the band width of wave spectrum is quite narrow , the ...
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