Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 493
... recorded . The recorded data include 2 degree- of - freedom ( dof ) of inclination , 3 dof of deck acceleration , 2 dof of accelerations at each platform corner leg and 28 channels of nominal bracing strains . Results from a spectral ...
... recorded . The recorded data include 2 degree- of - freedom ( dof ) of inclination , 3 dof of deck acceleration , 2 dof of accelerations at each platform corner leg and 28 channels of nominal bracing strains . Results from a spectral ...
Page 496
... recorded strain time series is shown in Figure 8. The dynamics of the jacket due to the submarine impact are clearly observed in the time series . It is further observed that the mean stress after the impact is changed . The change is ...
... recorded strain time series is shown in Figure 8. The dynamics of the jacket due to the submarine impact are clearly observed in the time series . It is further observed that the mean stress after the impact is changed . The change is ...
Page 497
... recorded data . The circles in the figure represents the damping ratio as obtained from the recorded data . The solid line is the best fit based on a Coulomb damping model assumption . The recorded data indicate a highly nonlinear ...
... recorded data . The circles in the figure represents the damping ratio as obtained from the recorded data . The solid line is the best fit based on a Coulomb damping model assumption . The recorded data indicate a highly nonlinear ...
Contents
Simulation of Hurricane Seas in a Multidirectional Wave Basin | 17 |
9 | 38 |
27 | 45 |
Copyright | |
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added mass amplitude analysis array calculated results circular cylinder cosh crane ship crest damping coefficient density directional wave displacement distribution domain drag coefficient drag force dynamic effect Engineering equation estimated experimental results flow fluid force coefficients forces acting forward speed free surface Green's function heave horizontal hydrodynamic hydrodynamic forces incident wave irregular Kc number lift force linear load low-frequency matrix maximum measured method mooring line motion nonlinear obtained offshore structures oscillation parameters pile potential theory predicted pressure random ratio Rayleigh distribution regular waves response Sarpkaya second-order semisubmersible ship motions shown in Figure simulation solution spectra spectral density spectrum spreading function surge tanker transfer function vector velocity potential vertical vessel vortex vortex shedding vortices water depth wave amplitude wave component wave drift wave force wave frequency wave groups wave height wave number wave period wave power