Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1992 - Arctic regions |
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Page 156
... speed combi- nations of Table 1 whose comparison might provide some insight regarding the sensitivity of the low - frequency damping to any one speed value change are identified . To understand Table 2 it must be appreciated that in ...
... speed combi- nations of Table 1 whose comparison might provide some insight regarding the sensitivity of the low - frequency damping to any one speed value change are identified . To understand Table 2 it must be appreciated that in ...
Page 160
Table 3. Relative ranking of peak values as a function of speed combinations . Groupings of peaks according to speed combinations Second peak fo = 3.7 First peak fo = 2.6 a ດ a cd Method Ranking Speed Combinations Ranking Speed ...
Table 3. Relative ranking of peak values as a function of speed combinations . Groupings of peaks according to speed combinations Second peak fo = 3.7 First peak fo = 2.6 a ດ a cd Method Ranking Speed Combinations Ranking Speed ...
Page 161
... speed dependent added resistance predic- tions , relative to the ' zero - speed ' values , are more significant for negative speeds than for positive speeds . Consequently there is a significant fanning out of the ' differences ' for ...
... speed dependent added resistance predic- tions , relative to the ' zero - speed ' values , are more significant for negative speeds than for positive speeds . Consequently there is a significant fanning out of the ' differences ' for ...
Contents
OCEAN WAVES AND CURRENT | 1 |
HYDRODYNAMIC FORCES | 69 |
17 | 90 |
Copyright | |
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added mass amplitude analysis axial behaviour boundary bubble buoy cable calculated Campos Basin coefficients compliant tower components configuration crane vessels cylinder damping model damping ratio developed direction displacement distribution domain drag coefficient drag force dynamic response effect Engineering equation estimated experimental Figure floating flow fluid heave motion hydrodynamic hydrodynamic damping installation interaction internal wave irregular waves Karunakaran length linear load matrix measured method modal mode model testing module natural frequency natural period nondimensional nonlinear obtained Ocean Offshore Structures operations oscillation parameters peak pipe pipeline platform pontoon potential predicted pressure ratio Rayleigh Rayleigh distribution resonant riser rotation second-order semisubmersible ship shown simulation spectra spectrum stiffness Stirling engine subsea surge tank technique tendon tension tethers transfer function values vector velocity velocity potential vertical vessel vibration water depth wave force wave height wave period