Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 5-6; Volume 8, Parts 5-6American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 167
... scour development . The conclusion is that the current induced vibration of the pipe will have a significant effect on the scour , the vibration will increase the scour depth up to 60 % compared to the scour depth with a fixed pipe . Scour ...
... scour development . The conclusion is that the current induced vibration of the pipe will have a significant effect on the scour , the vibration will increase the scour depth up to 60 % compared to the scour depth with a fixed pipe . Scour ...
Page 171
... scour induced span length may develop if current induced vibration occurs . Scour due to waves or waves + current has not been considered in this study . CONCLUSION Both horizontal and vertical flexibility of the model pipe is important ...
... scour induced span length may develop if current induced vibration occurs . Scour due to waves or waves + current has not been considered in this study . CONCLUSION Both horizontal and vertical flexibility of the model pipe is important ...
Page 176
... scour : when scour cease to evolve ? Will it stop after few hours , days , years or never cease at all ? Determination of the varying time limits to reach the equilibrium scour depth is important , as the time- distribution patterns of ...
... scour : when scour cease to evolve ? Will it stop after few hours , days , years or never cease at all ? Determination of the varying time limits to reach the equilibrium scour depth is important , as the time- distribution patterns of ...
Contents
PIPELINE DESIGN AND OPERATIONS | 1 |
PIPELINE FORCES DYNAMICS AND STABILITY I | 95 |
9 | 123 |
Copyright | |
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amplitude analysis applied Arctic Engineering axial base metal bending Buckle length buckling bundle calculated coefficient compressor Conference on Offshore corrosion crack curvature deformation developed diameter displacement ductile effect Eighth International Conference electrodes equation explosive welding failure flaw flow rate gas turbine geometry heat horizontal hydrodynamic hydrodynamic forces hydrogen inertial installation laboratory length lift force line pipe liquid load maximum measured Mechanics and Arctic meters method monitoring natural burial Offshore Mechanics Offshore Technology Conference operation parameters predicted present pressure problem procedure ratio reheated reliability repair resistance response rockdumps sand SAW metal scour depth seabed shown in Figure simulation Snøhvit soft zone soil Sørøya sour gas span Statoil steel stress structural submarine pipelines submerged arc welding Sumer surface Table Technology temperature tion tool trench velocity vertical vibration viscometer viscosity vortex vortex shedding wave