Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 2; Volume 7, Part 2American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 104
... angle of attack . The angle of attack of the lowerhull of a semisubmersible oscillating in waves changes with time due to coupling motions of six degrees of freedom and orbital motions of the incident waves . Therefore it is ...
... angle of attack . The angle of attack of the lowerhull of a semisubmersible oscillating in waves changes with time due to coupling motions of six degrees of freedom and orbital motions of the incident waves . Therefore it is ...
Page 108
... angle of attack can be obtained by the superposition principle using the drag coefficient for 0-0 and 90 degree . Ca ( e ) = C ( 0 ° ) cos 30 + C ( 90 ° ) sin30 Appendix 2 Hydrodynamic coefficients in Eqs . ( 7 ) ( 8 ) for a ...
... angle of attack can be obtained by the superposition principle using the drag coefficient for 0-0 and 90 degree . Ca ( e ) = C ( 0 ° ) cos 30 + C ( 90 ° ) sin30 Appendix 2 Hydrodynamic coefficients in Eqs . ( 7 ) ( 8 ) for a ...
Page 349
... Angle Period Angle Period Oscillation of leg ( m ) 7-8 9-10 ( gust ) 7.9 13 11-13 8 50 6-7 8 ( gust ) 5-6 9 11-13 6 33 5-6 7 ( gust ) 3.5-5 7 11-12 4 27 4-5 6 ( gust ) 2.10-3.5 5 9-10 3 19 44 < 4 8-10 < 2 < 15 Based on the registered ...
... Angle Period Angle Period Oscillation of leg ( m ) 7-8 9-10 ( gust ) 7.9 13 11-13 8 50 6-7 8 ( gust ) 5-6 9 11-13 6 33 5-6 7 ( gust ) 3.5-5 7 11-12 4 27 4-5 6 ( gust ) 2.10-3.5 5 9-10 3 19 44 < 4 8-10 < 2 < 15 Based on the registered ...
Contents
Catchment Regions of Multiple Dynamic Responses in Nonlinear Problems of Offshore Mechanics | 15 |
OFFSHORE TECHNOLOGY GEOTECHNICAL ENGINEERING | 21 |
Hydrodynamic Forces on a Floating Cylinder in Waves of Finite Depth | 23 |
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added mass amplitude analysis approximately biofouling body boundary breaker breaking waves calculated circular cylinder component computed cylinder damping coefficient diameter diffraction domain drag coefficient drag force dynamic effects exciting force experimental Figure fluid force coefficients forces acting free surface function Green function harmonic Hermite polynomial hindcast hydrodynamic hydrodynamic forces ice mass in-line incident wave inertia integral interaction irregular Kc number linear wave theory load lowerhull maximum measured Mechanics and Arctic method nondimensional nonlinear obtained Ocean Offshore Mechanics offshore structures oscillation parameters platform predicted present ratio Rayleigh distribution regular waves response Reynolds number second order second-order semi-submersible platform semisubmersible shear flow shown simulation solution spectra spectral density spectrum superposition principle surface elevation surge motion tests values velocity potential vibrations vortex shedding w₁ water depth wave drift damping wave drift force wave forces wave frequency wave height wave period