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 21
... Modes and its energy levels for the time series wave data ( M12 ) Mode Mode Normalized Number Energy -2.000 T 1 1 + 2.0146z - 1 + 1.0470 z - 2 < 1E - 06 2 1 + 1.7136z - 1 + 0.9728z - 2 < 1E - 06 -2.500 0.00 12.00 24.00 36.00 48.00 60.00 ...
... Modes and its energy levels for the time series wave data ( M12 ) Mode Mode Normalized Number Energy -2.000 T 1 1 + 2.0146z - 1 + 1.0470 z - 2 < 1E - 06 2 1 + 1.7136z - 1 + 0.9728z - 2 < 1E - 06 -2.500 0.00 12.00 24.00 36.00 48.00 60.00 ...
Page 305
... mode f ( Hz ) 8 0.244 0.250 0.26 0.20 0.256 0.256 0.17 0.16 Yes 2nd mode f ( Hz ) δ 0.981 1.00 1.06 1.14 1.16 0.75 0.67 0.62 0.45 0.38 Yes 3rd mode f ( Hz ) 8 2.50 2.63 2.78 0.95 0.92 0.90 Yes B Catenary 1 1st mode f ( Hz ) Normal- δ ...
... mode f ( Hz ) 8 0.244 0.250 0.26 0.20 0.256 0.256 0.17 0.16 Yes 2nd mode f ( Hz ) δ 0.981 1.00 1.06 1.14 1.16 0.75 0.67 0.62 0.45 0.38 Yes 3rd mode f ( Hz ) 8 2.50 2.63 2.78 0.95 0.92 0.90 Yes B Catenary 1 1st mode f ( Hz ) Normal- δ ...
Page 306
... modes of both normal - to - plane and in- plane directions , the logarithmic decrements 8 increased with increasing amplitude over the amplitude range tested . Whilst for the second normal - to - plane mode , & first increased with ...
... modes of both normal - to - plane and in- plane directions , the logarithmic decrements 8 increased with increasing amplitude over the amplitude range tested . Whilst for the second normal - to - plane mode , & first increased with ...
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