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 71
... discrete vortex model is presented . The calculations are per- formed in a curvilinear coordinate system . The model applies an algorithm that deter- mines the strength of new vortices in con- cert with solving the Poisson equation . A ...
... discrete vortex model is presented . The calculations are per- formed in a curvilinear coordinate system . The model applies an algorithm that deter- mines the strength of new vortices in con- cert with solving the Poisson equation . A ...
Page 73
... discrete vortex model it is con- venient to describe the flow by the Poisson equation and the vorticity transport equa- tion instead of the continuity equation and Navier - Stokes equation . The stream function is , by definition , in a ...
... discrete vortex model it is con- venient to describe the flow by the Poisson equation and the vorticity transport equa- tion instead of the continuity equation and Navier - Stokes equation . The stream function is , by definition , in a ...
Page 74
... discrete vortices : ' the flow and forces are highly dependent on the movement of the individual vortices close to the boundary ' . In the present model an integrated boundary layer model is used for determining the time varying shear ...
... discrete vortices : ' the flow and forces are highly dependent on the movement of the individual vortices close to the boundary ' . In the present model an integrated boundary layer model is used for determining the time varying shear ...
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