## 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

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Page 31

ABSTRACT Z

form drag Urms root - mean - square velocity ū depth - averaged velocity U *

shear velocity 4.0 free stream velocity distance from boundary 8 boundary layer ...

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 60

EXTENDED LIST OF

submerged cylinders oscillating near a free surface " ... ex.11 ) that the pitch

damping will be zero at the particular frequency when this point is used as a

EXTENDED LIST OF

**REFERENCES**Chung , J.S. ( 1977 ) : " Forces onsubmerged cylinders oscillating near a free surface " ... ex.11 ) that the pitch

damping will be zero at the particular frequency when this point is used as a

**reference**point .Page 248

In the new frame of

equations of motion are transformed in compliance with ( 2 ) . Using chain

differentiation to express the derivatives of the velocity and pressure in terms of

the transformed ...

In the new frame of

**reference**the cylinder is fixed at 1 ' = ý ' = 0 , and theequations of motion are transformed in compliance with ( 2 ) . Using chain

differentiation to express the derivatives of the velocity and pressure in terms of

the transformed ...

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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