Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 1, Parts 1-2American Society of Mechanical Engineers, 2004 - Arctic regions |
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Page 852
... yaw angle motion is symmetric around 45 ° because the excitation direction is 0 : 225 ° . 70 60 50 40 30 20 10 0 Yaw angle ( deg ) - no waves WMWD W / SVWD Nondimensional time ( Ur Li 50 100 150 200 250 300 350 Figure 5 : Yaw Angle ...
... yaw angle motion is symmetric around 45 ° because the excitation direction is 0 : 225 ° . 70 60 50 40 30 20 10 0 Yaw angle ( deg ) - no waves WMWD W / SVWD Nondimensional time ( Ur Li 50 100 150 200 250 300 350 Figure 5 : Yaw Angle ...
Page 853
... Yaw angle ( deg ) no waves w MWD # SVWD of waves the four - line TMS reaches asymptotically a stable equilibrium A. Mean drift forces render A unstable and stable equilibrium B appears . Addition of SVWD forces render equilibrium B ...
... Yaw angle ( deg ) no waves w MWD # SVWD of waves the four - line TMS reaches asymptotically a stable equilibrium A. Mean drift forces render A unstable and stable equilibrium B appears . Addition of SVWD forces render equilibrium B ...
Page 854
... yaw angle goes from 40 ° without waves to 38 ° with MWD . Further addition of SVWD hardly changes the asymptotic yaw angle . 70 60 50 40 40 30 20 20 10 -10 0 -20- -30 -40 Yaw angle ( deg ) ] 60 no waves w / MWD w / SVWD 50 30 10 10 0 Yaw ...
... yaw angle goes from 40 ° without waves to 38 ° with MWD . Further addition of SVWD hardly changes the asymptotic yaw angle . 70 60 50 40 40 30 20 20 10 -10 0 -20- -30 -40 Yaw angle ( deg ) ] 60 no waves w / MWD w / SVWD 50 30 10 10 0 Yaw ...
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Common terms and phrases
added mass amplitude analysis angle annulus ASME barge bending moment boundary conditions boundary element method British Columbia cable calculated CALM buoy Cantarell field catenary coefficient components computed Conference on Offshore configuration Copyright crane vessel cylinder damping deck developed diameter diffraction direction displacement dynamic effect element equation fairlead fatigue damage floating FPSO free surface function heave horizontal hull hydrodynamic iceberg installation interaction jacket joint length limit cycle linear marine maximum Mechanics and Arctic method model tests mooring lines mooring system motion nonlinear numerical obtained Offshore Mechanics offshore structures operation parameters particle Petrobras pile pipe pitch platform potential pressure regular waves response second order semi-submersible shear shear strength ship shown in Figure Spar spectrum Statoil stress Table tank tension values velocity velocity potential vertical vessel water depth wave height wave loads wavemaker weight wind Yaw Angle