## 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 18

The statistical distribution parameters , i.e. Un and a , corresponding to the Central NS are 7.75 ( m ) and 1.2987 ,

The statistical distribution parameters , i.e. Un and a , corresponding to the Central NS are 7.75 ( m ) and 1.2987 ,

**respectively**. There were 94 storms with Hmo > 7m in a period of 29 years . This gives an expected number of storms ...Page 19

In the case of multi - directional waves the mean value and standard deviation were estimated to 0.88 and 0.30 ,

In the case of multi - directional waves the mean value and standard deviation were estimated to 0.88 and 0.30 ,

**respectively**. The effect of increased diameter is explicitly taken into consideration by treating this quantity as a Class ...Page 21

The Base Case - GOM incorporates uncertainties due to all the random variables , except from BHm · The mean value and the c.o.v. for this case is 268 KN and 0.77 ,

The Base Case - GOM incorporates uncertainties due to all the random variables , except from BHm · The mean value and the c.o.v. for this case is 268 KN and 0.77 ,

**respectively**. During the calculation of Fxbs ( . ) ...### What people are saying - Write a review

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### Contents

OFFSHORE TECHNOLOGY PART | 33 |

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

RELIABILITYBASED DESIGN AND INSPECTION | 55 |

Copyright | |

14 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