## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 1; Volume 7, Part 1American Society of Mechanical Engineers, 1988 - Arctic regions |

### From inside the book

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Page 88

Measured and Calculated Lower Mode

Measured and Calculated Lower Mode

**Frequencies**of Jack - Up Platform 1 Table 1 . Calculated Natural**Frequencies**of Jacket Platform ... 2 3 4 5 62 / 8 9 10 11 12**Frequency**16.9 10.5 27.7 37.8 47.7 70.1171.495.595.6 144.4747.7191.7 .Page 160

tension variance transfer function associated with the direction , w : The average spectral density in each

tension variance transfer function associated with the direction , w : The average spectral density in each

**frequency**band , Ej , is removed from the data matrix , Eij , and a spectral density data covariance matrix formed : Strif ; d .Page 347

ESTIMATION OF NATURAL

ESTIMATION OF NATURAL

**FREQUENCIES**OF MARINE RISER AND TLP TENDONS A. Bokaian Principia Mechanica , Genesis Centre ... Numerical results indicated that the variation of normalized natural**frequency**parameter with normalized tension ...### What people are saying - Write a review

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### Contents

FLOATING PRODUCTION SYSTEMS | 1 |

OFFSHORE MECHANICS | 23 |

Early Production Systems in the North | 31 |

Copyright | |

34 other sections not shown

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analysis angle applied axial bending cable calculated characteristics coefficient components Conference connected considered construction cost curve damage depth determined diameter direction displacement distribution dynamic effect element energy Engineering equation equipment fatigue field Figure flexible flow forces frequency function geometry given important included increase installation International joint length limit linear load lower mass material matrix maximum mean measured Mechanics method mode mooring motion natural normal obtained Offshore operation parameters performance period pile pipe pipeline platform position presented pressure problem production range ratio response riser shear shown shows significant soil static stiffness strength stress structure surface Table Technology tension tower turbine unit vane vessel wave weight wire