Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 14American Society of Mechanical Engineers, 1995 - Arctic regions |
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Page 172
... masses , instead they are based on weight . To obtain the usual added- mass coefficients the results presented in the figures should be divided by the acceleration due to gravity , g = 9.81 m / s2 . The variation of the surge , heave ...
... masses , instead they are based on weight . To obtain the usual added- mass coefficients the results presented in the figures should be divided by the acceleration due to gravity , g = 9.81 m / s2 . The variation of the surge , heave ...
Page 208
... mass and damping , respe- ctively . 3. MOORING STIFFNESS In order to determine the stiffness of the mooring systems , the platform can be assumed as a concentrated mass restricted by a set of tension legs . Suppose the displacement ...
... mass and damping , respe- ctively . 3. MOORING STIFFNESS In order to determine the stiffness of the mooring systems , the platform can be assumed as a concentrated mass restricted by a set of tension legs . Suppose the displacement ...
Page 210
... mass of the platform , 5 different masses and 6 different mooring tensions are used in the computations . The response spectra shown in Figure 5 are for different mooring tensions where the mass of the platform is 20000 tons , and that ...
... mass of the platform , 5 different masses and 6 different mooring tensions are used in the computations . The response spectra shown in Figure 5 are for different mooring tensions where the mass of the platform is 20000 tons , and that ...
Contents
DESIGN OF OFFSHORE STRUCTURES | 1 |
Aarsnes | 11 |
A Novel Design Procedure for Jacket Installations | 19 |
Copyright | |
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acceptance criteria added mass ALARP amplitude analysis angle Axial load barge behaviour bending buckling buoy calculated Campos Basin catastrophe sets coefficients collision compliant tower components computed configuration crack crane crane vessel cycles cyclic cylinder damping damping ratio Designer Wave diameter displacement drilling dynamic effects element equation fatigue flexjoint function global heave horizontal hydrodynamic installation ISSC TLP jacket joint lift lift forces linear load kN maximum measured mesh mode model test mooring line motion natural frequency nonlinear obtained Ocean Ocean Ranger Offshore Technology operation oscillation panel parameters platform predicted Quickwave ratio response riser risk shear simulation specimen SSCV Statoil steel stiffness strain stress surge tanker tension tension leg platform transverse tube tubular USFOS values velocity vertical vessel vibration vortex induced vibrations vortex shedding water depth wave forces wave height wave period weight weld toe wellhead wind windspeed