Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1991 - Arctic regions |
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Page 85
... environment or structures and other subjective factors , in the fatigue stress estimation of offshore structures under random ocean load . These fuzzy uncertainties were not evaluated in quantity due to the difficulties of description ...
... environment or structures and other subjective factors , in the fatigue stress estimation of offshore structures under random ocean load . These fuzzy uncertainties were not evaluated in quantity due to the difficulties of description ...
Page 180
... environment is conservatively assumed to always act in the quartering direction of the FPS . Wave spreading was conservatively neglected . MOORING LINE TENSION CALCULATION The procedures summarized in this section were used to calculate ...
... environment is conservatively assumed to always act in the quartering direction of the FPS . Wave spreading was conservatively neglected . MOORING LINE TENSION CALCULATION The procedures summarized in this section were used to calculate ...
Page 193
... environment differ for the two sites . The effect of uncertainty in the boundary conditions at the platform base on the natural frequencies and dynamic amplification factors is highlighted . Characteristic load - effects in the jack ...
... environment differ for the two sites . The effect of uncertainty in the boundary conditions at the platform base on the natural frequencies and dynamic amplification factors is highlighted . Characteristic load - effects in the jack ...
Contents
VORTEX SHEDDING AND VIBRATION | 187 |
OCEAN WAVES AND CURRENT | 209 |
COMPUTATIONAL METHODS | 247 |
Copyright | |
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added mass amplitude analysis approximately average body boundary condition cable calculated circular cylinder components computed correlation density diffraction displacement distribution drag coefficient dynamic effects Ekofisk Engineering experimental field Figure finite element floating flow fluid free surface frequency domain function Green function horizontal hydrodynamic hydrodynamic forces incident wave integral equation irregular waves length lift force linear load low-frequency matrix maximum measured method mode mode shapes mooring motion natural frequency nonlinear obtained Ocean Offshore Structures OMAE open boundary oscillation parameters phase velocity platform predicted present pressure problem random waves ratio response Reynolds number riser Sarpkaya seabed second-order ship simulation small forward solitary wave solution spectral spectrum stiffness surge tank tanker tension tether theory transverse values vector velocity potential vertical vessel vibration vortex vortices water depth wave drift damping wave forces wave height wave profile