Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 5American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 10
... effect of a steady current can be compared to the effect of in- .creasing the KC - number in case of pure wave action . This effect of the steady current is most pronounced for small KC - numbers . Effect of Pipe Surface Roughness The ...
... effect of a steady current can be compared to the effect of in- .creasing the KC - number in case of pure wave action . This effect of the steady current is most pronounced for small KC - numbers . Effect of Pipe Surface Roughness The ...
Page 138
... effect . It may be , therefore , surmised that if the suspended length of the pipe is compa- ratively stiff by virtue of end restraint in rotation or low slenderness ratio or both , then both response of the pipe and drag effect on it ...
... effect . It may be , therefore , surmised that if the suspended length of the pipe is compa- ratively stiff by virtue of end restraint in rotation or low slenderness ratio or both , then both response of the pipe and drag effect on it ...
Page 272
... effect is more pronounced for larger diameter risers . For instance , this distance maybe adjusted downward as much as 2.64 metres for the 508 mm riser when the second clamp elevation is increased by 5 metres . Permissible Combined ...
... effect is more pronounced for larger diameter risers . For instance , this distance maybe adjusted downward as much as 2.64 metres for the 508 mm riser when the second clamp elevation is increased by 5 metres . Permissible Combined ...
Contents
OFFSHORE MECHANICS | 3 |
Seabed Scour Under Pipelines | 33 |
Flow Around and Forces on a Pipeline Near a Scoured | 39 |
Copyright | |
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acoustic velocity analysis Arctic Engineering axial bending bottom clamp boundary layer buckling calculated clad pipes clamp elevation compression Conference on Offshore crack cylinder deflection deformation developed dew point diameter drag drag coefficient effect electrode equation experimental Figure finite element finite element analysis flow force coefficients free span frequency friction function hoop stress hydrodynamic hydrodynamic forces in-line installation leak detection leak detection system length lift coefficient lift force line pipes liquid load maximum measured Mechanics and Arctic method monitoring nodal analysis Offshore Mechanics operating parameters phase pipe displacement pipeline pore predicted present pressure procedure ratio regular waves response riser roughness SCADA scour sea bed sea floor seabed shown simulated soil steady current strain strain gauges stress structural submarine pipelines surface technique temperature thickness tion two-phase flow values variation vertical vortex shedding weld metal