Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 2; Volume 7, Part 2American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 109
... drag force . Approximations to the fourth order cumulant function of the drag force were evaluated using Hermite polynomials . Analytical solutions were obtained for the coefficient of excess of response when the structure was idealized ...
... drag force . Approximations to the fourth order cumulant function of the drag force were evaluated using Hermite polynomials . Analytical solutions were obtained for the coefficient of excess of response when the structure was idealized ...
Page 328
... drag force on the fluid velocity . A common method to circumvent this difficulty is to linearize the drag force in such a way that the mean squared error is minimized , thus yielding a more manageable forcing function to facilitate the ...
... drag force on the fluid velocity . A common method to circumvent this difficulty is to linearize the drag force in such a way that the mean squared error is minimized , thus yielding a more manageable forcing function to facilitate the ...
Page 332
... DRAG FORCE SPECTRA PSD OF DRAG FORCE 2 0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 FREQ ( Hz ) Fig . 8 Ratio of drag force spectrum without and with damping region in sea state 1 . WITH DAMPING WITHOUT DAMPING 104 103 102 101 10o 10 10-2 10-3 10-4 10 ...
... DRAG FORCE SPECTRA PSD OF DRAG FORCE 2 0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 FREQ ( Hz ) Fig . 8 Ratio of drag force spectrum without and with damping region in sea state 1 . WITH DAMPING WITHOUT DAMPING 104 103 102 101 10o 10 10-2 10-3 10-4 10 ...
Contents
HYDRODYNAMIC FORCESI | 1 |
Catchment Regions of Multiple Dynamic Responses in Nonlinear Problems of Offshore Mechanics | 15 |
OFFSHORE TECHNOLOGY GEOTECHNICAL ENGINEERING | 21 |
Copyright | |
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acting amplitude analysis angle applied approximately assumed body boundary breaker breaking calculated coefficient compared comparison component computed considered corresponding cylinder damping density depend depth determined diameter direction distribution drag drift force dynamic effects elevation energy Engineering equation estimated excitation experimental experiments expressed field Figure flow fluid free surface frequency function given horizontal hydrodynamic incident increase integral irregular length linear load mass maximum mean measured Mechanics method motion obtained Ocean Offshore oscillation parameters period phase potential predicted present pressure probability problem range ratio region regular waves relative Research respectively response second order shear ship shown shows simulation solution spectra spectrum structure surface Table theory values velocity vertical vortex wave drift wave forces wave height wind