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 27
RMS amplitude ( m ) crossflow amplitude and the modal shape of the most excited mode normalized by the maximal amplitude . For the 0 ° current , we observe that the second node is located at 1600m from the top which corresponds to a ...
RMS amplitude ( m ) crossflow amplitude and the modal shape of the most excited mode normalized by the maximal amplitude . For the 0 ° current , we observe that the second node is located at 1600m from the top which corresponds to a ...
Page 28
... Amplitude ( m ) RMS Amplitude ( m ) 3.E - 02 2.E - 02 2.E - 02 1.E - 02 } 5.E - 03 0E + 00 T 0 500 1000 1500 2000 2500 Length along the riser ( m ) 0 ° 45 ° 90 ° In - line 1.4E - 02 1.2E - 02 1.0E - 02 8 0E - 03 6.0E - 03 4.0E - 03 2.0E ...
... Amplitude ( m ) RMS Amplitude ( m ) 3.E - 02 2.E - 02 2.E - 02 1.E - 02 } 5.E - 03 0E + 00 T 0 500 1000 1500 2000 2500 Length along the riser ( m ) 0 ° 45 ° 90 ° In - line 1.4E - 02 1.2E - 02 1.0E - 02 8 0E - 03 6.0E - 03 4.0E - 03 2.0E ...
Page 313
... amplitude was very high for this excitation . ( Fig . 9 to Fig 11 ) With the scale factor of 5B , chaotic motion ... amplitude . 1 . 3. The resonance response curves were found to have more tilt towards right showing the effect of ...
... amplitude was very high for this excitation . ( Fig . 9 to Fig 11 ) With the scale factor of 5B , chaotic motion ... amplitude . 1 . 3. The resonance response curves were found to have more tilt towards right showing the effect of ...
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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