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 52
... boundary layer . The free shear layer re - attaches itself to the sur- face of the cylinder at point 1 , and the fully turbulent boundary layer separates behind the shoulder of the cylinder at point 2. Taking into consideration the ...
... boundary layer . The free shear layer re - attaches itself to the sur- face of the cylinder at point 1 , and the fully turbulent boundary layer separates behind the shoulder of the cylinder at point 2. Taking into consideration the ...
Page 53
... boundary layer may more , from our tests we the influence of the turbu- hickness and the gap height forces acting on the cyl- paper it can be concluded that for a gap height lower than the thickness of the turbulent boundary layer the ...
... boundary layer may more , from our tests we the influence of the turbu- hickness and the gap height forces acting on the cyl- paper it can be concluded that for a gap height lower than the thickness of the turbulent boundary layer the ...
Page 52
... boundary layer . The free shear layer re - attaches itself to the sur- face of the cylinder at point 1 , and the fully turbulent boundary layer separates behind the shoulder of the cylinder at point 2. Taking into consideration the ...
... boundary layer . The free shear layer re - attaches itself to the sur- face of the cylinder at point 1 , and the fully turbulent boundary layer separates behind the shoulder of the cylinder at point 2. Taking into consideration the ...
Contents
Model Tests | 3 |
B Bryndum V Jacobsen and D T Tsahalis 9 | 21 |
Scour Under Pipelines | 33 |
Copyright | |
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acoustic velocity analysis Arctic Engineering axial behaviour bending bottom boundary layer buckling cable calculated clamp Cobia compression corrosion crack cylinder deflection deformation developed dew point diameter drag drag coefficient effect elastic equation experimental field Figure finite element flow force coefficients free span frequency friction friction welding function hoop stress horizontal Hydraulic hydrodynamic hydrodynamic forces in-line installation irregular waves length lift coefficient lift force liquid load maximum measured mechanical method monitoring movement nodal analysis operating parameters phase pipe displacement pipe material pipeline predicted pressure procedure ratio response riser roughness SCADA scour sea bed sea floor seabed shown simulated slug soil steady current steel storm strain strain gauges stress structural submarine pipelines surface Technology temperature tion Turning Bands underwater values variation vertical vortex shedding water depth welding zone