Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 10American Society of Mechanical Engineers, 1991 - Arctic regions |
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Page 33
... described by eqn . ( 6 ) , eqn . ( 21 ) is multiplied by sine and integrated to give 100 50 -50 • 1/64 x 1/128 · 1/256 · 2 元 CM.F = 2 Um T π3 d F sin 0 pd Um2 de ( 22 ) and by cose and integrated to give 2π CD.F = 2 F cos e de . pd Um2 ...
... described by eqn . ( 6 ) , eqn . ( 21 ) is multiplied by sine and integrated to give 100 50 -50 • 1/64 x 1/128 · 1/256 · 2 元 CM.F = 2 Um T π3 d F sin 0 pd Um2 de ( 22 ) and by cose and integrated to give 2π CD.F = 2 F cos e de . pd Um2 ...
Page 73
... described by use of the discrete vortex model . During the last couple of decades different approaches to this model have been attempted and con- siderable progress has been achieved , e.g. Sarpkaya and Shoaff ( 1979 ) , Stansby ( 1989 ) ...
... described by use of the discrete vortex model . During the last couple of decades different approaches to this model have been attempted and con- siderable progress has been achieved , e.g. Sarpkaya and Shoaff ( 1979 ) , Stansby ( 1989 ) ...
Page 115
... described in greater detail by Newman & Sclavounos ( 1988 ) . If the Green function ( or source potential ) satisfies the same conditions as the potential except on the body surface , the domain of the in- tegral equation is restricted ...
... described in greater detail by Newman & Sclavounos ( 1988 ) . If the Green function ( or source potential ) satisfies the same conditions as the potential except on the body surface , the domain of the in- tegral equation is restricted ...
Contents
A Study on the Stability Criteria of Semisubmersibles | 4 |
Sharan and Praveen Kalra | 6 |
CASE HISTORIES | 7 |
Copyright | |
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added mass amplitude analysis approximately average boundary condition boundary layer cable calculated circular cylinder components computed crest damping coefficient damping ratio density diffraction dimensionless displacement drag coefficient dynamic effects Ekofisk estimates experimental Figure first-order floating fluid force coefficients free surface frequency domain Green function heave horizontal hydrodynamic hydrodynamic forces incident wave inline force integral equation irregular lift force linear loads low frequency low-frequency surge maximum mean drift forces measured method mooring motion natural frequency nonlinear obtained Offshore Technology open boundary oscillation oscillatory flow parameters phase velocity platform predicted pressure random wave ratio regular waves Reynolds number Sarpkaya second order second-order wave shown simulation solitary waves solution spectral spectrum standard deviation surge response tank tanker tests transfer function transverse values velocity potential vertical vortex vortices wave damping wave drift damping wave elevation wave forces wave height wave-current