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
The length of a corrosion defect determines whether failure will result in a rupture or a leak . The failure of a corrosion defect leads to the creation of a through wall defect . If the length of the resulting through wall defect is ...
The length of a corrosion defect determines whether failure will result in a rupture or a leak . The failure of a corrosion defect leads to the creation of a through wall defect . If the length of the resulting through wall defect is ...
Page 44
SINGLE DEFECT The maximum allowable operating pressure , Pmao , for a pipeline with a corrosion defect is not allowed to exceed the following pressure : Pcorr = 1 m 21 SMTS ( 1 - Ya ( d / o ) * ) ( 0-1 ) Ya ( d / t ) * Eq . 1 I - where ...
SINGLE DEFECT The maximum allowable operating pressure , Pmao , for a pipeline with a corrosion defect is not allowed to exceed the following pressure : Pcorr = 1 m 21 SMTS ( 1 - Ya ( d / o ) * ) ( 0-1 ) Ya ( d / t ) * Eq . 1 I - where ...
Page 48
The primary challenge is then to estimate the corrosion rate and to indicate the uncertainty of the estimate . ... equations for determination of the allowable operating pressure of corroded pipelines for different Safety Classes .
The primary challenge is then to estimate the corrosion rate and to indicate the uncertainty of the estimate . ... equations for determination of the allowable operating pressure of corroded pipelines for different Safety Classes .
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Contents
PIPELINE RELIABILITY AND LIMIT STATES DESIGN | 1 |
DESIGN OF PIPELINES AND RISERS | 5 |
OMAE99PIPE5019 | 21 |
Copyright | |
22 other sections not shown
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Common terms and phrases
acceptable allowable analysis applied approach ASME assessment associated assumed axial bending branch buckling calculated capacity Conference considered construction Copyright corrosion cost crack defect defined deformation dent depth described determine developed diameter direction displacement distribution effect element Engineering equation factor failure field Figure force fracture function fuzzy given heat increase initial input inspection installation internal internal pressure joint length limit load material maximum measured Mechanics method modes neural networks obtained occur Offshore operating parameters performed pipe pipeline plastic possible predicted presented pressure probability problem range reduce reliability represent respectively risk safety sand shown shows soil specified specimens standard steel strain strength stress structural surface Table Technology temperature valve wall thickness weld yield
Bibliographic information
| Title | Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 18, Part 4 |
| Contributors | OMAE Conference Committee, American Society of Mechanical Engineers. Offshore Mechanics and Arctic Engineering Division, American Society of Mechanical Engineers |
| Publisher | American Society of Mechanical Engineers, 1999 |
| Original from | the University of Michigan |
| Digitized | 3 Dec 2007 |
| Export Citation | BiBTeX EndNote RefMan |