## 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 50

Modelling of the ability of the burst

expressed as : PCAP = Yleb Y FEA P fil where Pol : predicted

formulated ...

Modelling of the ability of the burst

**capacity**equation to represent the burst**capacity**obtained from the FE analyses . ... The burst pressure**capacity**is thenexpressed as : PCAP = Yleb Y FEA P fil where Pol : predicted

**capacity**fromformulated ...

Page 51

Comparison between

obtained by minimising the following expression : Prix ( 1 ) –Pm ( ) min P.0 )

where N FEM is the total number of FEM analysis results . The penalty exponent i

= 2 ...

Comparison between

**capacity**Equation and FEA NEEM The calibrated fit wasobtained by minimising the following expression : Prix ( 1 ) –Pm ( ) min P.0 )

where N FEM is the total number of FEM analysis results . The penalty exponent i

= 2 ...

Page 319

0.8 Х X 0.6 15 Х 0.4 x 0.24 x Х dejid Moment

X X = FE results • Analytical Х 05 -02 ) 0.4 0.85 -0.5 x -05 0.5 15 -0.8 -1 0.0 FIFY

0.6 0.8 0.6 -0.2 0 0.2 0.4 Longitudinal force / Longitudinal Ima torco Figure 9 ...

0.8 Х X 0.6 15 Х 0.4 x 0.24 x Х dejid Moment

**Capacity**/ Fully Plastic Moment OFX X = FE results • Analytical Х 05 -02 ) 0.4 0.85 -0.5 x -05 0.5 15 -0.8 -1 0.0 FIFY

0.6 0.8 0.6 -0.2 0 0.2 0.4 Longitudinal force / Longitudinal Ima torco Figure 9 ...

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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 effect element Engineering equation factor failure field Figure finite element force fracture function fuzzy given heat increase initial input inspection installation internal internal pressure 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