## 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 78

**Expected**Table 3 : Results for TLP design Number Inspection times Thickness of ( years ) cost inspections No. 1 No. 2 ( mm ) 1 18 33 2 14 30 ( MNOK ) 1.84 1.10 22 The cost optimum design for the TLP is thus two inspections and 30 mm of ...Page 78

The cost optimum design for the TLP is thus two Inspections and 30 mm of tether thickness, see Table 3, since for three inspections the

The cost optimum design for the TLP is thus two Inspections and 30 mm of tether thickness, see Table 3, since for three inspections the

**expected**cost has started to increase (to 1.12 MNOK). In this example the prescribed reliability Is ...Page 102

Present Method : Experinent : Rayleigh 2.0 The reason why this theory overestimate the 1 / n th highest

Present Method : Experinent : Rayleigh 2.0 The reason why this theory overestimate the 1 / n th highest

**expected**amplitudes may be the assumption of derivation of maxima p.d.f. " ) , which is that the response is narrow banded .### 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