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 29
A NUMERICAL COMPARISON OF MORISON EQUATION COEFFICIENTS FOR OSCILLATORY FLOWS : SINUSOIDAL AND NONSINUSOIDAL J ... force coefficients for the sinusoidal oscillations . As expected , the nonsinusoidal oscillation results did not agree ...
A NUMERICAL COMPARISON OF MORISON EQUATION COEFFICIENTS FOR OSCILLATORY FLOWS : SINUSOIDAL AND NONSINUSOIDAL J ... force coefficients for the sinusoidal oscillations . As expected , the nonsinusoidal oscillation results did not agree ...
Page 35
... Force coefficient variation with time for sinusoidal and 10 6 2 nonsinusoidal oscillations at KC = 2.4 ... coefficients agree remarkably well with the experimental values of Sarpkaya ( 1986 ) . The calculated inertia and drag coefficients ...
... Force coefficient variation with time for sinusoidal and 10 6 2 nonsinusoidal oscillations at KC = 2.4 ... coefficients agree remarkably well with the experimental values of Sarpkaya ( 1986 ) . The calculated inertia and drag coefficients ...
Page 36
... force at these low values of KC is inertia dominated . The drag coefficients obtained from the two different least - squares procedures differ for nonsinusoidal oscillations by a significant amount for each KC value as shown in Table 1 ...
... force at these low values of KC is inertia dominated . The drag coefficients obtained from the two different least - squares procedures differ for nonsinusoidal oscillations by a significant amount for each KC value as shown in Table 1 ...
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