## 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 34

In order avoid expensive time - simulation and rainflow cycle counting a simplified model for

In order avoid expensive time - simulation and rainflow cycle counting a simplified model for

**obtaining**the cumulative load effect is developed in the following . The density function for stress ranges is**obtained**from a theoretical ...Page 51

ma ' are function is The corresponding probability density given as : and and mo ma zeroth and second spectral moment's respectively of x and y random Gaussian variables and may be easily

ma ' are function is The corresponding probability density given as : and and mo ma zeroth and second spectral moment's respectively of x and y random Gaussian variables and may be easily

**obtained**from the properties of spectrum .Page 110

Since the differential operator in equation ( 26 ) is linear , the displacement response of the system is given by the equation The displacement response transfer function vectors are

Since the differential operator in equation ( 26 ) is linear , the displacement response of the system is given by the equation The displacement response transfer function vectors are

**obtained**by expressing the steady - state ...### 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 | |

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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