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 255
WAVE LOADING ON SHIPS AND PLATFORMS AT A SMALL FORWARD SPEED John Grue and Enok Palm Department of Mechanics University of Oslo Oslo , Norway ΔΌ DOMAINS OF ATTRACTION OF A SYSTEM OF NONLINEARLY ... Small Forward Speed John Grue and Enok Palm.
WAVE LOADING ON SHIPS AND PLATFORMS AT A SMALL FORWARD SPEED John Grue and Enok Palm Department of Mechanics University of Oslo Oslo , Norway ΔΌ DOMAINS OF ATTRACTION OF A SYSTEM OF NONLINEARLY ... Small Forward Speed John Grue and Enok Palm.
Page 256
... small forward speed . Basic assumptions are that viscous forces may be ne- glected , the flow is irrotational and the fluid is compressible , so potential theory can be used . The boundary conditions are linearized with respect to the ...
... small forward speed . Basic assumptions are that viscous forces may be ne- glected , the flow is irrotational and the fluid is compressible , so potential theory can be used . The boundary conditions are linearized with respect to the ...
Page 261
... forward speed ( solid line ) and 8F , / 8Fr ( dashed line ) vs. wave frequency w of the incoming waves . Incidence ... small compared to the value of Fy , which means that the lateral component of the mean horizontal drift force is very ...
... forward speed ( solid line ) and 8F , / 8Fr ( dashed line ) vs. wave frequency w of the incoming waves . Incidence ... small compared to the value of Fy , which means that the lateral component of the mean horizontal drift force is very ...
Contents
VORTEX SHEDDING AND VIBRATION | 187 |
OCEAN WAVES AND CURRENT | 209 |
COMPUTATIONAL METHODS | 247 |
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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