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 265
... coefficient - downstream cylinder . 2 cylinders Re = 195 . 2 15 1 5 0 -05 -1 -15 -2 200 300 400 500 600 700 800 900 1000 Adimensional Time 1100 1200 Figure 8 - Lift coefficient - downstream cylinder . 2 cylinders Re - 195 . 1 08 06 Cl ...
... coefficient - downstream cylinder . 2 cylinders Re = 195 . 2 15 1 5 0 -05 -1 -15 -2 200 300 400 500 600 700 800 900 1000 Adimensional Time 1100 1200 Figure 8 - Lift coefficient - downstream cylinder . 2 cylinders Re - 195 . 1 08 06 Cl ...
Page 268
... coefficient FFT - downstream cylinder . 2 cylinders Re = 270 . 05 0.45 0.4 0.35 03 0 25 Cl upstream 02 0 15 01 0.05 0 0 0.2 04 0.6 1 08 1.2 Adimensional Frequency 1.4 1.6 1.8 2 2 Figure 23 - Lift coefficient FFT - upstream cylinder . 2 ...
... coefficient FFT - downstream cylinder . 2 cylinders Re = 270 . 05 0.45 0.4 0.35 03 0 25 Cl upstream 02 0 15 01 0.05 0 0 0.2 04 0.6 1 08 1.2 Adimensional Frequency 1.4 1.6 1.8 2 2 Figure 23 - Lift coefficient FFT - upstream cylinder . 2 ...
Page 426
... coefficients respectively . B , can be expressed as a function of the drag coefficient Ca B4 B1 = pcb . so that \ E ( 1 ) = 4C_b1⁄2A ° 3⁄4 ( 1 ) œ % + π B1 A2 ( 1 ) ‰。 It also comes from equation ( 2 ) AE ( 1 ) = 1 pgblA ( 1 ) ^ 4 ( 1 ) ...
... coefficients respectively . B , can be expressed as a function of the drag coefficient Ca B4 B1 = pcb . so that \ E ( 1 ) = 4C_b1⁄2A ° 3⁄4 ( 1 ) œ % + π B1 A2 ( 1 ) ‰。 It also comes from equation ( 2 ) AE ( 1 ) = 1 pgblA ( 1 ) ^ 4 ( 1 ) ...
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amplitude analysis ASME axial barge caisson calculated Campos Basin catenary coefficient comparison computed Conference on Offshore configuration Copyright damping deck diameter diffraction displacement draft drag drag coefficient dynamic effect equations Figure finite element flow fluid force FPSO frequency domain heave hot spot stress hull hydrodynamic installation interaction jacket kips linear load load transfer located longitudinal maximum measured Mechanics and Arctic method mode model test Model-I mooring lines mooring system motion nonlinear numerical obtained Offshore Mechanics offshore structures parameters peak performed Petrobras pipe platform polyester predicted pressure ratio Rayleigh distribution response Reynolds number riser Riser Tensioning S-N curve seastates shear shown in Fig simulation soil spectral spectrum spudcan steel stiffness subsea Table transverse upstream cylinder values velocity velocity potential vertical vessel vibration vortex vortex induced vibrations water depth wave height Weibull distribution Y Force