Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 9, Part 5American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 60
... seabed , and 20 percent occurred on pipelines on the seabed away from platform . Regarding the distribution of corrosion failures , based on the pipeline product , 27 percent occurred in gas lines , 49 percent occurred in oil lines ...
... seabed , and 20 percent occurred on pipelines on the seabed away from platform . Regarding the distribution of corrosion failures , based on the pipeline product , 27 percent occurred in gas lines , 49 percent occurred in oil lines ...
Page 94
... seabed , section underneath free and the pipeline spanning below covering struc- been piled supported by the original seabed . The ture had during installation into the seabed and was now these 4 piles above the pipeline . The piles ...
... seabed , section underneath free and the pipeline spanning below covering struc- been piled supported by the original seabed . The ture had during installation into the seabed and was now these 4 piles above the pipeline . The piles ...
Page 187
... seabed , 25 kPa for 2 to 2.5 m below seabed , and 60 kPa below 2.5 m . The mobilized adhesion along the interface between the ice and soil is taken to be half the undrained shear strength . The seabed is assumed to have a constant slope ...
... seabed , 25 kPa for 2 to 2.5 m below seabed , and 60 kPa below 2.5 m . The mobilized adhesion along the interface between the ice and soil is taken to be half the undrained shear strength . The seabed is assumed to have a constant slope ...
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Common terms and phrases
actuator analysis applied assessment axial ball valve Beaufort Sea bending bifurcation break-out buckling calculations check valve circumferential Cisco field coefficient collapse corrosion crack ensembles crack tip damage deformation density distribution effect equations ESD valve Figure flow force fracture fracture mechanics free span function HAZ toughness Houston hydrodynamic ice feature ice hole ice keel ice scour increase installation layer length line pipe Lougheed Island material maximum method mode shape Offshore Mechanics Offshore Technology Conference on-bottom stability parameters partial safety factors pearlite permafrost pipe displacement pipe weight pipeline plastic plate platform predicted pressure procedure radial ratio reliability riser rupture scour hole seabed seastate shows simulated Sotberg stability design strength stress structure Submarine Pipelines subsea subsea ESD surface Table tensile tensile strength tracers tube uncertainty values variables velocity vertical wave yield strength