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 121
... soil density , for the basically oscillatory forcing that the pipe is subjected to , due to the stirring action of the small pipe motions which tends to densify a loose , and loosen a dense , sand sample . A single value of the relative ...
... soil density , for the basically oscillatory forcing that the pipe is subjected to , due to the stirring action of the small pipe motions which tends to densify a loose , and loosen a dense , sand sample . A single value of the relative ...
Page 126
... soil relative density has indicated that , for the basically oscillatory forcing conditions considered herein , the break - out resistance is independent of the undisturbed relative soil density . The AGA soil resistance model is found ...
... soil relative density has indicated that , for the basically oscillatory forcing conditions considered herein , the break - out resistance is independent of the undisturbed relative soil density . The AGA soil resistance model is found ...
Page 182
... soil surface BC . D Mohr - Coloumb failure criterion is satisfied throughout the soil mass and that each point within the soil mass is in a plastic state . In addition , the stresses within the ruptured zone are taken to be in ...
... soil surface BC . D Mohr - Coloumb failure criterion is satisfied throughout the soil mass and that each point within the soil mass is in a plastic state . In addition , the stresses within the ruptured zone are taken to be in ...
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addition analysis applied approach assessment assumed bending calculations caused considered CONTINUE corrosion crack damage deformation depth described diameter direction displacement distribution effect energy Engineering ensemble equations factors failure field Figure flow force fracture function given hole included increase initial installation internal layer length limit load material maximum mean measured mechanical method mode movement obtained occurred Offshore operation parameters pipe pipeline plastic plate platform position predicted presented pressure probability problem procedure properties radial range reduced relative reliability resistance response safety scaling scour seabed shown shows simulated soil solution span stability steel strain strength stress structure subsea surface Table term thickness toughness tracers tube uncertainty values valve variables wall wave weight weld