## 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 109

1991 OMAE - Volume l - A , Offshore Technology ASME – 1991 NUMERICAL SIMULATION OF NONLINEAR WAVE

1991 OMAE - Volume l - A , Offshore Technology ASME – 1991 NUMERICAL SIMULATION OF NONLINEAR WAVE

**DIFFRACTION**BY A VERTICAL CYLINDER Chi Yang and R. Cengiz Ertekin Department of Ocean Engineering University of Hawaii at Manoa Honolulu ...Page 125

NONLINEAR

NONLINEAR

**DIFFRACTION**OF RANDOM WAVES BY A VERTICAL CYLINDER A. N. Williams Department of Civil and Environmental Engineering University of Houston Houston , Texas MEAN DRIFT FORCES ON A PAIR OF CYLINDERS IN A.Page 132

**diffraction**forces at the corresponding frequencies , and the spectral impulses of the second - order**diffraction**force at frequencies higher than 0.5 Hz are greater or comparable to that of the first - order at 0.5 Hz , indicating the ...### What people are saying - Write a review

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### Contents

CONTENTS | 131 |

High Frequency Hydrodynamic Damping of a TLP | 147 |

A Comparison of Results | 153 |

Copyright | |

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### Common terms and phrases

acceleration added amplitude analysis angle applied approach approximately assumed body boundary cable calculated coefficients compared components computed considered constant coordinate corresponding cylinder damping depth determined developed diffraction direction displacement distribution domain drag drift dynamic effect element Engineering equation estimated experimental experiments expressed field Figure floating flow fluid force free surface frequency function given height hydrodynamic included increase integral length lift force linear load mass maximum mean measured Mechanics method mode mooring motion natural nonlinear obtained Offshore operation oscillation period phase pile platform position potential predicted present pressure problem production range ratio relative represents respectively response second-order separation ship shown shows simulation solution stiffness structure surface surge Table Technology tension tests theory values velocity vertical vessel wave