Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 11, Part 1American Society of Mechanical Engineers, 1992 - Arctic regions |
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Page 225
... motion amplitude is sufficient small the motion will stop due to friction . Using the full expression for the Coulomb damping , equation ( 14 ) , it appears that as a 4C / w2 . The damping ratio X , based on the approximate quadratic ...
... motion amplitude is sufficient small the motion will stop due to friction . Using the full expression for the Coulomb damping , equation ( 14 ) , it appears that as a 4C / w2 . The damping ratio X , based on the approximate quadratic ...
Page 296
... motion , as demonstrated by figs . 4,5 & 9. This means that the catenary mooring lines plays a central role in the extreme value problem . It should be added that the mooring lines also represent signifi- cant additional damping of the ...
... motion , as demonstrated by figs . 4,5 & 9. This means that the catenary mooring lines plays a central role in the extreme value problem . It should be added that the mooring lines also represent signifi- cant additional damping of the ...
Page 519
... motion of upper platform X2 = surge / sway motion of lower platform k = restoration coefficient = w2 / L = W2 weight in water of lower platform g = acceleration due to gravity The system of Equations ( 1 ) constitutes a semi - definite ...
... motion of upper platform X2 = surge / sway motion of lower platform k = restoration coefficient = w2 / L = W2 weight in water of lower platform g = acceleration due to gravity The system of Equations ( 1 ) constitutes a semi - definite ...
Contents
OCEAN WAVES AND CURRENT | 1 |
Directional Wave Observations During High Sea States From an NDBC Discus Buoy | 25 |
Vortex Trajectories Around a Circular Cylinder in Oscillatory Plus Mean Flows | 69 |
Copyright | |
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added mass added resistance analysis body buoy cable calculated catenary components computed configuration convective cylinder damping ratio density displacement distribution domain drag coefficient drag force drift forces dynamic response effect energy Engineering estimated experimental extreme Figure floating flow fluid force coefficients free surface function Green's function heave motion horizontal hydrodynamic hydrodynamic damping incident wave inertia integral internal wave irregular waves KC number lift force linear load low-frequency damping matrix maximum measured method mode mooring Morison equation nondimensional nonlinear obtained Ocean Ocean Engineering Offshore Technology oscillation parameters peak phase velocity platform pontoon potential prediction Rayleigh Rayleigh distribution region resonant rotation second-order ship shown simulation solitary wave spectra spectrum submerged surge tension tethers values vector velocity velocity potential vertical vibration vortex water depth wave crest wave forces wave frequency wave height wave period Wavenumber wind