Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 18, Part 4American Society of Mechanical Engineers, 1999 - Arctic regions |
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Page 25
... defect leads to the creation of a through wall defect . If the length of the resulting through wall defect is greater than a critical length Lc given by Le -16 Oh 0.12 1.150 , 0.15 Dw 0.52 ( 11 ) where бу is the yield strength of the ...
... defect leads to the creation of a through wall defect . If the length of the resulting through wall defect is greater than a critical length Lc given by Le -16 Oh 0.12 1.150 , 0.15 Dw 0.52 ( 11 ) where бу is the yield strength of the ...
Page 46
... defect equation . Pit Figure 3 Complex shaped defect EXAMPLE : ASSESSMENT OF SINGLE DEFECT The use of the single defect criteria in RP - F101 can be illustrated by the following examples . A pipeline is inspected using an MFL inspection ...
... defect equation . Pit Figure 3 Complex shaped defect EXAMPLE : ASSESSMENT OF SINGLE DEFECT The use of the single defect criteria in RP - F101 can be illustrated by the following examples . A pipeline is inspected using an MFL inspection ...
Page 47
... defect size is below the appropriate line , the failure probability of the defect is less then the target failure probability , and is therefore acceptable . Allowable measured defect depth 1.00 50 70 % 0 200 400 Corrosion defect length ...
... defect size is below the appropriate line , the failure probability of the defect is less then the target failure probability , and is therefore acceptable . Allowable measured defect depth 1.00 50 70 % 0 200 400 Corrosion defect length ...
Contents
PIPELINE RELIABILITY AND LIMIT STATES DESIGN | 1 |
DESIGN OF PIPELINES AND RISERS | 5 |
OMAE99PIPE5019 | 21 |
Copyright | |
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analysis applied Arctic Engineering ASME assessment autoclave axial force bending buckling calculated capacity Conference On Offshore Copyright corrosion corrosion defect crack defined deformation dent depth Det Norske Veritas developed diameter discrete displacement vector effect equation failure modes failure probability Figure finite element finite element analysis fracture friction function fuzzy logic gasket geotechnical engineering GTAW hoop stress hot tap tee InSAR installation internal pressure jumper length Limit State Design load longitudinal MANAVGAT material maximum measured Mechanics and Arctic modal displacement neural networks node Offshore Mechanics operating pressure ovalisation parameters Petrobras pipe material pipe wall pipeline design Pipeline Systems plastic reliability riser risk run pipe saddle safety class seabed simulation SMAW SMYS specimens stinger strain stress Table Technology temperature tensile test scheme uprating valve wall thickness yield strength ας მთ მი მს