## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 2; Volume 8, Part 2American Society of Mechanical Engineers, 1989 - Arctic regions |

### From inside the book

Results 1-3 of 86

Page 2

Zhao and Faltinsen ( 1988 ) have developed a theory for surface - piercing

cylinders assuming first - order wave amplitude and current

Froude numbers ) . They show that current has an important influence on mean

drift ...

Zhao and Faltinsen ( 1988 ) have developed a theory for surface - piercing

cylinders assuming first - order wave amplitude and current

**velocity**( i.e. for smallFroude numbers ) . They show that current has an important influence on mean

drift ...

Page 31

ABSTRACT Z reference

form drag Urms root - mean - square

shear

ABSTRACT Z reference

**velocity**for skin friction drag Urd reference**velocity**forform drag Urms root - mean - square

**velocity**ū depth - averaged**velocity**U *shear

**velocity**4.0 free stream**velocity**distance from boundary 8 boundary layer ...Page 603

gH2 / 3 gF design wave , current

current's direction . This must be calculated case by case as indicated in

Reference ( 2 ) . By this way the results would be very different with the des iga

values if ...

gH2 / 3 gF design wave , current

**velocity**, angle between wave and current andcurrent's direction . This must be calculated case by case as indicated in

Reference ( 2 ) . By this way the results would be very different with the des iga

values if ...

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### Contents

HYDRODYNAMIC FORCES | 1 |

WaveCurrent Force on Horizontal Cylinder | 7 |

DoubleFactor Method for the Linearization of Drag Force | 39 |

Copyright | |

45 other sections not shown

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### Common terms and phrases

added mass amplitude analysis applied approach approximately assumed body boundary calculated circular compared components computed considered correlation corresponding cylinder damping defined depends depth described determined direction distribution drag coefficient drift force effect elements Engineering equation estimate experimental experiments expressed extreme factor failure Figure flow fluid free surface frequency function given horizontal hydrodynamic important in-line included increase indicate integral length lift lift force linear load maximum mean measured Mechanics method mode motion nonlinear normal obtained Offshore oscillation parameters period pipeline potential predicted present pressure probability problem random range ratio reference relative reliability represented respectively response second order separation shear ship shown shows simulation solution structure surface Table term tests theory transverse uncertainty variables varying velocity vertical vortex wave force wave height