## 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 xi

ABSTRACT Laboratory simulations of extreme random seas reveal that high

wave

distribution of wave

assumption .

ABSTRACT Laboratory simulations of extreme random seas reveal that high

wave

**crests**occur more frequently than ... resulting in a non - Rayleighdistribution of wave

**crest**and trough amplitudes based on the narrow - bandassumption .

Page 3

It was also found that the experimental probabilities of wave

given threshold were larger than those predicted by equation ( 9 ) . Several

expressions for the probability density functions of nonlinear wave

trough ) ...

It was also found that the experimental probabilities of wave

**crests**exceeding agiven threshold were larger than those predicted by equation ( 9 ) . Several

expressions for the probability density functions of nonlinear wave

**crest**( andtrough ) ...

Page 12

3.2.2 Probability distribution functions For the wave

crossing heights, the probability distribution functions, which are fitted, are

WEIBULL laws : for H - wave height (W > 0) where the three parameters of the

law are ...

3.2.2 Probability distribution functions For the wave

**crest**heights as for the zero-crossing heights, the probability distribution functions, which are fitted, are

WEIBULL laws : for H - wave height (W > 0) where the three parameters of the

law are ...

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### Contents

HYDRODYNAMIC FORCES | 47 |

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

K S Varyani | 79 |

Copyright | |

45 other sections not shown

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### Common terms and phrases

acting added mass amplitude analysis angle applied array assumed body boundary calculated circular coefficient compared component considered constant corresponding crest cylinder damping defined dependent depth determined direction distribution domain drag drift dynamic effect element 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 ship shown shown in Figure simulation solution spectra spectrum structure surface surge Table theory velocity vertical vessel wave force wave height wind