## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1990 - Arctic regions |

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Page 366

N X ( t ) ( ancos wnt + busin ant ) ( 12 ) i = 1 In Eq . ( 11 ) , the

random variable , taken from even distribution in the interval [ 0 , 21 ) . In Eq . ( 12

) , the amplitudes a and bo are independant random variables chosen from a ...

N X ( t ) ( ancos wnt + busin ant ) ( 12 ) i = 1 In Eq . ( 11 ) , the

**phase**angle en is arandom variable , taken from even distribution in the interval [ 0 , 21 ) . In Eq . ( 12

) , the amplitudes a and bo are independant random variables chosen from a ...

Page 410

The knowledge of the instantaneous elements ' positions relative to a reference

point enables the magnitude of the instantaneous

element to be calculated . This paper describes the development of the rotating

array ...

The knowledge of the instantaneous elements ' positions relative to a reference

point enables the magnitude of the instantaneous

**phase**steering for eachelement to be calculated . This paper describes the development of the rotating

array ...

Page 411

The corresponding

12 cos ( wt + 2nrcosoz ? ( 11 ) The response , in thrte dimensions , of the

2element rotating array by cross - correlating the output of the elements is given

by ...

The corresponding

**phase**delays are given as follows : 0 , ( t ) cosesins ( 14 ) - 0212 cos ( wt + 2nrcosoz ? ( 11 ) The response , in thrte dimensions , of the

2element rotating array by cross - correlating the output of the elements is given

by ...

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### Contents

Simulation of Hurricane Seas in a Multidirectional Wave Basin | 17 |

HYDRODYNAMIC FORCES | 47 |

The Force Coefficients on Inclined Cylinder in Random Wave and Current | 57 |

Copyright | |

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### Common terms and phrases

acting added mass amplitude analysis applied array assumed body boundary calculated circular coefficient compared comparison component considered constant corresponding crest cylinder damping defined dependent depth determined direction distribution domain drag drift dynamic effect element elevation Engineering equation estimated experimental experiments expressed Figure flow fluid forward speed frequency function given heave horizontal hydrodynamic increase integral irregular length lift force linear load maximum mean measured method mooring motion nonlinear obtained Offshore oscillation parameters period phase pile plate potential predicted present pressure problem radiation range ratio reference regular waves relative respectively response riser second-order ship shown shown in Fig simulation solution spectra spectrum structure surface surge Table theory velocity vertical vessel wave force wave height wind