## 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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PC- myTLUR ) n ( % = 47 ) – + 50 ) ( 13 ) example , the vector Q describing the variations between sea - states , the ' outside '

PC- myTLUR ) n ( % = 47 ) – + 50 ) ( 13 ) example , the vector Q describing the variations between sea - states , the ' outside '

**integration**yields unconservative results . As a general conclusion we have that the order of**integration**...Page 4

( 1 ) conditioned on q and r now has to be evaluated by

( 1 ) conditioned on q and r now has to be evaluated by

**integration**over time t E [ N “ ( F ; 0 , t , , r ) ) = $ ** ( F ; 7,9.r ) dr ( 18 ) 0 with vt ( F ; 7,9 , r ) a time - dependent function . The stream of outcrossings now is non ...Page 5

Hırs , To.b ) = 3 1 / To exp [ -864441,457 ) 3 do

Hırs , To.b ) = 3 1 / To exp [ -864441,457 ) 3 do

**Integration**in n time intervals B = N ( 0.05 , 0.05 ) tj . ! * 4 * ; - 1 H113 H113 ( 27 ) where To is the zero crossing period and His the significant wave hight .### 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