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 220
... linear numerical simulation ( triangles and circles ) and for the non - linear crest model ( dotted lines ) . Here Y - Ymean is the crest height ( wave height ) and is the standard deviation of the time series . ( For wave heights ...
... linear numerical simulation ( triangles and circles ) and for the non - linear crest model ( dotted lines ) . Here Y - Ymean is the crest height ( wave height ) and is the standard deviation of the time series . ( For wave heights ...
Page 224
... linear waves each with its own frequency , direction , phase and celerity as predicted by the linear dispersion relation . This technique is often referred to as linear random wave theory ( see Forristall , 1981 for a descrip- tion ) ...
... linear waves each with its own frequency , direction , phase and celerity as predicted by the linear dispersion relation . This technique is often referred to as linear random wave theory ( see Forristall , 1981 for a descrip- tion ) ...
Page 98
... linear model is adopted , and the excitation is assumed to be a wide - band random process , then it is a relatively simple matter to estimate the roll natural frequency ( and hence linear restoring moment parameter ) by frequency ...
... linear model is adopted , and the excitation is assumed to be a wide - band random process , then it is a relatively simple matter to estimate the roll natural frequency ( and hence linear restoring moment parameter ) by frequency ...
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