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 113
... second - order wave loads which act on an offshore structure include mean , difference - frequency , sum - frequency , and second- harmonic components . These are of special importance to ves- sels with low- or high - frequency resonant ...
... second - order wave loads which act on an offshore structure include mean , difference - frequency , sum - frequency , and second- harmonic components . These are of special importance to ves- sels with low- or high - frequency resonant ...
Page 114
... degree of reliablility in the second - order analysis . It is straightforward in principle to extend the panel method to include all second - order effects , but the numerical problems which are encountered are as rich and varied as the ...
... degree of reliablility in the second - order analysis . It is straightforward in principle to extend the panel method to include all second - order effects , but the numerical problems which are encountered are as rich and varied as the ...
Page 182
... order process , and the total run length by the second - order process . For this reason extreme first and second - order motions are usually calculated independently , and then combined . Various formulae are used for this purpose ...
... order process , and the total run length by the second - order process . For this reason extreme first and second - order motions are usually calculated independently , and then combined . Various formulae are used for this purpose ...
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