Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 14, Part 5American Society of Mechanical Engineers, 1995 - Arctic regions |
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Page 29
... depth down to the maximum depth , the pipeline route follows a steep ravine through an area of rough and rocky sea bed . Current measurements have revealed higher current velocities than expected in this area . These currents were ...
... depth down to the maximum depth , the pipeline route follows a steep ravine through an area of rough and rocky sea bed . Current measurements have revealed higher current velocities than expected in this area . These currents were ...
Page 110
... depths ; cover depths studied were 0.8 , 0.5 , 0.25 and 0.0m . The influence of burial depth on the interaction is evident . The general trend of the force - displacement curves obtained during the current test series is as follows ...
... depths ; cover depths studied were 0.8 , 0.5 , 0.25 and 0.0m . The influence of burial depth on the interaction is evident . The general trend of the force - displacement curves obtained during the current test series is as follows ...
Page 521
... depth = 400m Pipelay , depth = 300m Abaqus , depth = 400m 120 Abaqus , depth = 300m 100 80 60 00 40 20 0 0.24 0.25 0.26 0.27 0.28 0.29 nominal strain , Rpipe / Rstinger [ percent ] 0.3 0.31 pipeline roll [ degrees ] 160 140 Pipelay ...
... depth = 400m Pipelay , depth = 300m Abaqus , depth = 400m 120 Abaqus , depth = 300m 100 80 60 00 40 20 0 0.24 0.25 0.26 0.27 0.28 0.29 nominal strain , Rpipe / Rstinger [ percent ] 0.3 0.31 pipeline roll [ degrees ] 160 140 Pipelay ...
Contents
ENVIRONMENTAL CONSIDERATIONS | 1 |
GEOTECHNICS I | 65 |
VOLUME IA OFFSHORE TECHNOLOGY VOLUME III MATERIALS ENGINEERING | 125 |
Copyright | |
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analysis applied Arctic ASME assessment axial force backfill behaviour bending bending moment buckling cathodic cathodic protection chromium compressive corrosion rate cost crack criteria CTOD curvature curve defects deformation diameter disbonded displacement effect Engineering equation evaluation factors failure finite element flow free spans geotechnical ground movement hoop stress increase inspection installation integrity interaction joint landslide length LIGHTLY CORROSIVE limit line pipe load localisation material maximum measurements Mechanics method North Sea Norwegian Trench Offshore OMAE operating parameters performed pipe material pipeline Pipeline Technology plastic potential predicted probabilistic reliability resistance risk safety seabed seam weld shear shear strength simulation SINTEF Skaha Lake slope Snamprogetti soil specimen steel strain strength stress Stress Corrosion Cracking surface temperature tensile tests tie-in trench values velocity vortex shedding wall thickness water depth wave weld metal yield strength