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 81
... effects on individual pipe members , it is not possible at this point in time to adequately model the complex realisa- tion of the hydrodynamic loading on individual members in such riser groups . The interference effect ( group effect ) ...
... effects on individual pipe members , it is not possible at this point in time to adequately model the complex realisa- tion of the hydrodynamic loading on individual members in such riser groups . The interference effect ( group effect ) ...
Page 142
STATIC MOORING CALCULATIONS For the present study , the effect of the current on the mooring chains was neglected . However , neglect of the current effects for the case of heavy chains in water that is shallow compared to the overall ...
STATIC MOORING CALCULATIONS For the present study , the effect of the current on the mooring chains was neglected . However , neglect of the current effects for the case of heavy chains in water that is shallow compared to the overall ...
Page 315
... effects of the viscosity parameter ε ( = 0 , .01 , .03 , .1 ) on these coefficient are clearly displayed . The case of ε = 0 corre- sponds to potential - flow calculations using a method attributed to Yeung ( 1975 ) . That the small - ɛ ...
... effects of the viscosity parameter ε ( = 0 , .01 , .03 , .1 ) on these coefficient are clearly displayed . The case of ε = 0 corre- sponds to potential - flow calculations using a method attributed to Yeung ( 1975 ) . That the small - ɛ ...
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