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 157
... Rayleigh distribution is a sligthly conservative estimate . Average mean values and standard deviations from the time simulations are 7.13 m and 8.07 m . This means that the slowly varying wave drift force damping causes less than 10 ...
... Rayleigh distribution is a sligthly conservative estimate . Average mean values and standard deviations from the time simulations are 7.13 m and 8.07 m . This means that the slowly varying wave drift force damping causes less than 10 ...
Page 158
... Rayleigh distribution . = Fig . 4 Expected largest slowdrift motion of circular cylinder ( B 30m , Tn = 100 sec ) ( Mean value included ) H1 / 3 = 5 m . T2 = 8 sec . Cp = 0 . Næss method ( only mean damping ) , x simulated results with ...
... Rayleigh distribution . = Fig . 4 Expected largest slowdrift motion of circular cylinder ( B 30m , Tn = 100 sec ) ( Mean value included ) H1 / 3 = 5 m . T2 = 8 sec . Cp = 0 . Næss method ( only mean damping ) , x simulated results with ...
Page 274
... Rayleigh distribution . It is indicated that the statistical elevation and acceleration distribution of ( both surface positive and negative ) agree well with the theoretical value , while the discrepancy between the measured ...
... Rayleigh distribution . It is indicated that the statistical elevation and acceleration distribution of ( both surface positive and negative ) agree well with the theoretical value , while the discrepancy between the measured ...
Contents
Catchment Regions of Multiple Dynamic Responses in Nonlinear Problems of Offshore Mechanics | 15 |
OFFSHORE TECHNOLOGY GEOTECHNICAL ENGINEERING | 21 |
Hydrodynamic Forces on a Floating Cylinder in Waves of Finite Depth | 23 |
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added mass amplitude analysis approximately biofouling body boundary breaker breaking waves calculated circular cylinder component computed cylinder damping coefficient diameter diffraction domain drag coefficient drag force dynamic effects exciting force experimental Figure fluid force coefficients forces acting free surface function Green function harmonic Hermite polynomial hindcast hydrodynamic hydrodynamic forces ice mass in-line incident wave inertia integral interaction irregular Kc number linear wave theory load lowerhull maximum measured Mechanics and Arctic method nondimensional nonlinear obtained Ocean Offshore Mechanics offshore structures oscillation parameters platform predicted present ratio Rayleigh distribution regular waves response Reynolds number second order second-order semi-submersible platform semisubmersible shear flow shown simulation solution spectra spectral density spectrum superposition principle surface elevation surge motion tests values velocity potential vibrations vortex shedding w₁ water depth wave drift damping wave drift force wave forces wave frequency wave height wave period