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 312
... riser versus the upstream air - flow velocity U ( 8 ] ; S = 0.011 , m / p D2 295 , for = 40 Hz ; ( a ) = 258 ° , ( b ) = 231o . = Indeed , examples of fluidelastic instabilities of riser bundles in crossflow have been observed ...
... riser versus the upstream air - flow velocity U ( 8 ] ; S = 0.011 , m / p D2 295 , for = 40 Hz ; ( a ) = 258 ° , ( b ) = 231o . = Indeed , examples of fluidelastic instabilities of riser bundles in crossflow have been observed ...
Page 311
... riser in a five - riser bundle to be analyzed . As input to the theoretical model , the static fluid force coefficients on a peripheral riser , and the manner in which they vary with displacement , are required . These were measured for ...
... riser in a five - riser bundle to be analyzed . As input to the theoretical model , the static fluid force coefficients on a peripheral riser , and the manner in which they vary with displacement , are required . These were measured for ...
Page 322
... riser configuration , through any arbitrary angle generates no torque or out - of - plane motions when the ends are clamped about the vertical axis . The displacement of the riser through 180 ° is shown in Figure 4 , and the negligible ...
... riser configuration , through any arbitrary angle generates no torque or out - of - plane motions when the ends are clamped about the vertical axis . The displacement of the riser through 180 ° is shown in Figure 4 , and the negligible ...
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