## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 9, Part 2American Society of Mechanical Engineers, 1990 - Arctic regions |

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Page 17

The c.d.f. of extreme response related to a period of n years can be estimated by assuming each

The c.d.f. of extreme response related to a period of n years can be estimated by assuming each

**storm**to be an equally distributed and independent event , hence : The structure used in this study is an idealized model of an eight - leg ...Page 154

( 3 ) , which uses a marked Poisson process to represent the occurrences of

( 3 ) , which uses a marked Poisson process to represent the occurrences of

**storms**, where the marks measure the duration and severity of each**storm**. The time history and spatial variation of ( Hg , Tz , % ) are described here by two ...Page 155

Its correlation function is - 1.5 where a = 0.75 ( 2.68 - 0.85 tan- ' ( 1n18 Int ) ] and i = 3.5 Notice that , although

Its correlation function is - 1.5 where a = 0.75 ( 2.68 - 0.85 tan- ' ( 1n18 Int ) ] and i = 3.5 Notice that , although

**storms**occupy disjoint regions in time and space , more than one**storm**can be active at any given time .### What people are saying - Write a review

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### Contents

Investigation of the Ergodicity Assumption for Sea States in the Reliability Assessment of Offshore | 1 |

OFFSHORE TECHNOLOGY PART | 33 |

Extreme Forces on Large AxiSymmetric Offshore Structures in Directional Seas | 49 |

Copyright | |

15 other sections not shown

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### Common terms and phrases

analysis applied approach approximately assessment assumed average basic calculated coefficient component computed considered constant corresponding cost crack growth curve cycles damage defect density depends depth derived described determined developed deviation distribution drag effects Engineering equation equivalent estimated evaluated example expected extreme factor failure failure probability fatigue Figure force fracture frequency function geometry given important included increase indicated initial inspection integration joints limit linear load Lognormal material maximum mean measured mechanics method normal obtained offshore structures operation parameters performed period platform predicted present pressure probabilistic probability procedure random variable range ratio reference relative reliability represent requirements respectively response risk safety sensitivity shown shows significant simulation standard statistical storm strength stress structure surface Table tension tether tubular uncertainty variables variation wave wave height weld