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 7
... cylinder is located at Position 4 and the third cylinder Position A. The effect of the relative position on the drags of the downstream cylinders can be demonstrated by comparing Figure 6 with Figure 7 where the second cylinder is moved ...
... cylinder is located at Position 4 and the third cylinder Position A. The effect of the relative position on the drags of the downstream cylinders can be demonstrated by comparing Figure 6 with Figure 7 where the second cylinder is moved ...
Page 227
... cylinder , for a pure tandem ( no offset ) configuration , experiences less vibration than the upstream cylinder when the upstream cylinder rms displacement is larger than about 0.35D . Offsets of 0.5 and 1.0 times the outside diameter ...
... cylinder , for a pure tandem ( no offset ) configuration , experiences less vibration than the upstream cylinder when the upstream cylinder rms displacement is larger than about 0.35D . Offsets of 0.5 and 1.0 times the outside diameter ...
Page 231
... cylinders . The first is that the downstream cylinder experiences forces at frequencies from both its own " irregular " vortex shedding as well as from vortices shed by the upstream cylinder ; the second is that when the upstream cylinder ...
... cylinders . The first is that the downstream cylinder experiences forces at frequencies from both its own " irregular " vortex shedding as well as from vortices shed by the upstream cylinder ; the second is that when the upstream cylinder ...
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2DOF amplitude analysis ASME axial barge caisson calculated Campos Basin catenary coefficient computed Conference on Offshore configuration contour line convergence Copyright curve damping deck density diameter displacement distribution drag coefficient dynamic effects equation excitation experimental extrapolation Figure flow fluid force FPSO free surface frequency domain Guide Load heave hot spot stress hull hydrodynamic installation jacket kips lift coefficient linear load transfer located longitudinal maximum measured Mechanics and Arctic mesh refinement method mode model test moon pool mooring lines mooring system motion noise nonlinear obtained Offshore Mechanics operation parameters peak Petrobras pipe platform polyester polyester rope Predicted pressure random waves ratio response Reynolds number riser roll S-N curve seastates shear soil spectral spudcan steel stiffness structure Table tension transverse upstream cylinder velocity velocity potential vertical vessel vibration vortex water depth wave height Weibull distribution weld