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 186
... Energy Balance and Bearing Ratio R YES IS E > O ? NO Calculate Ah Required to Balance ( W + Fol and ( N + P , ) The kinetic energy dissipated is computed as the work done against the soil forces plus the gain in potential energy due to ...
... Energy Balance and Bearing Ratio R YES IS E > O ? NO Calculate Ah Required to Balance ( W + Fol and ( N + P , ) The kinetic energy dissipated is computed as the work done against the soil forces plus the gain in potential energy due to ...
Page 190
... energy absorption , are both neglected . Furthermore , radiaton of energy through elastic waves and energy trasfer through progressive contact are not included . This model is applicable to the cases where the pipeline dynamics can be ...
... energy absorption , are both neglected . Furthermore , radiaton of energy through elastic waves and energy trasfer through progressive contact are not included . This model is applicable to the cases where the pipeline dynamics can be ...
Page 192
... energy absorption during concrete shell collapse . A resistent concrete shell represents a first measure to protect the pipeline , or better the integrity of the anticorrosion protection layer , against point loads , e . g . impact ...
... energy absorption during concrete shell collapse . A resistent concrete shell represents a first measure to protect the pipeline , or better the integrity of the anticorrosion protection layer , against point loads , e . g . impact ...
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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