## 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 74

Expressed in terms of discrete vortices : ' the flow and forces are highly

dependent on the movement of the individual vortices close to the

the present model an integrated

the time ...

Expressed in terms of discrete vortices : ' the flow and forces are highly

dependent on the movement of the individual vortices close to the

**boundary**' . Inthe present model an integrated

**boundary**layer model is used for determiningthe time ...

Page 75

Hydraulic Rough

velocity profile is described by : +1 ) ( 21 ) V = Vilni y 30 +1 ] kg ( 15 ) к which is a

good approximation to the velocity profile through all of the

where ...

Hydraulic Rough

**Boundary**Layer In the case of the rough**boundary**layer thevelocity profile is described by : +1 ) ( 21 ) V = Vilni y 30 +1 ] kg ( 15 ) к which is a

good approximation to the velocity profile through all of the

**boundary**layer .where ...

Page 230

The

into an integral equation via Green's second identity . Thus the potential at point

P is given by waves are αφ ( Ρ ) Selo ( 0 ) - Gogojas + 62900 ) jas + S9Gdv ( 2 ) a

...

The

**boundary**value problem governed by Poisson's equation can be convertedinto an integral equation via Green's second identity . Thus the potential at point

P is given by waves are αφ ( Ρ ) Selo ( 0 ) - Gogojas + 62900 ) jas + S9Gdv ( 2 ) a

...

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### Contents

SPECIAL SESSION HYDRODYNAMICS | 1 |

HYDRODYNAMIC FORCES | 29 |

SECONDORDER EFFECTS | 113 |

Copyright | |

47 other sections not shown

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### Common terms and phrases

acting amplitude analysis angle applied approach approximately assumed average body boundary cable calculated circular cylinder coefficients compared comparison components computed considered constant corresponding cylinder damping depth described determined diffraction direction distribution domain drag drift force effect element Engineering equation estimates experimental experiments expressed field Figure floating flow fluid follows free surface frequency function given height horizontal hydrodynamic incident included increase integral irregular waves length lift force linear loads mass maximum mean measured method mode mooring motion natural nonlinear obtained Ocean Offshore oscillation period phase platform points position potential predicted present pressure problem random range regular relative represents respectively response second order second-order separation ship shown shows simulation solution spectrum structure surge Table tests theory values velocity vertical vortex wave forces