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 4
The Experiments were carried out for a range of roof heights and gap settings ( Table 1 ) . For each setting , runs of several cycles duration were made covering a wide range of period ( 3-15s ) , semi - orbit length ( 0.15m to 2.13m ) ...
The Experiments were carried out for a range of roof heights and gap settings ( Table 1 ) . For each setting , runs of several cycles duration were made covering a wide range of period ( 3-15s ) , semi - orbit length ( 0.15m to 2.13m ) ...
Page 47
... experiments ( Fig . 10 ) . It can be speculated that the apparent discrepancy be- tween the model and the experiments exhibited in Table 2 is due to the omitted boundary layer effect . Fig . 15 compares the bed velocity determined ...
... experiments ( Fig . 10 ) . It can be speculated that the apparent discrepancy be- tween the model and the experiments exhibited in Table 2 is due to the omitted boundary layer effect . Fig . 15 compares the bed velocity determined ...
Page 95
... experiments . The purpose of the experiments was to determine the effect of the external water environment on crack opening characteristics . The development of the axial rupture was recorded by high - speed photography ; measure- ments ...
... experiments . The purpose of the experiments was to determine the effect of the external water environment on crack opening characteristics . The development of the axial rupture was recorded by high - speed photography ; measure- ments ...
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