## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1991 - Arctic regions |

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Page 149

The

Since the damping was found to be mostly linear , the difference between the

measured ...

The

**computed**values of the added mass coefficient was higher , while the**computed**damping factor was considerably small than the measured ones .Since the damping was found to be mostly linear , the difference between the

measured ...

Page 244

EFL = expected real part of the error EL, = expected imaginary part of the error A

=

standard error levels (Table 4) of the tidal constituents listed in table 5 are less

than ...

EFL = expected real part of the error EL, = expected imaginary part of the error A

=

**computed**amplitude of the constituent. Tidal Prediction Error All**computed**standard error levels (Table 4) of the tidal constituents listed in table 5 are less

than ...

Page 243

Barometric variations are both seasonal and short term , they influence the sea

level and thereby the

should be at random and be comparable with noise with respect to tides . This is

...

Barometric variations are both seasonal and short term , they influence the sea

level and thereby the

**computed**tidal constituents . The short term variationshould be at random and be comparable with noise with respect to tides . This is

...

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### Contents

CONTENTS | 131 |

High Frequency Hydrodynamic Damping of a TLP | 147 |

A Comparison of Results | 153 |

Copyright | |

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### Common terms and phrases

acceleration added amplitude analysis angle applied approach approximately assumed body boundary cable calculated coefficients compared components computed considered constant coordinate corresponding cylinder damping depth determined developed diffraction direction displacement distribution domain drag drift dynamic effect element Engineering equation estimated experimental experiments expressed field Figure floating flow fluid force free surface frequency function given height hydrodynamic included increase integral length lift force linear load mass maximum mean measured Mechanics method mode mooring motion natural nonlinear obtained Offshore operation oscillation period phase pile platform position potential predicted present pressure problem production range ratio relative represents respectively response second-order separation ship shown shows simulation solution stiffness structure surface surge Table Technology tension tests theory values velocity vertical vessel wave