## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1992 - Arctic regions |

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Page 98

Horton (1984) studied the harmonics of wave forces predicted by the Morison equation in which they observed that the forces predicted by the Morison equation contain a mixture of steady, sub- and super-harmonic

Horton (1984) studied the harmonics of wave forces predicted by the Morison equation in which they observed that the forces predicted by the Morison equation contain a mixture of steady, sub- and super-harmonic

**frequencies**, depending on ...Page 178

N Sum -

N Sum -

**Frequency**Surge Force ( Real ) o Sum -**Frequency**Surge Force ( imag . ) -1 -2 + 0.0 Qo 0.1 a2 03 a4 0.5 0.1 0.2 0.3 04 0.5 Difference**Frequency**( Rad./Sec . ) Difference**Frequency**( Rad./Sec . ) Figure 7 : Real and imaginary ...Page 378

Usually, the spectra constructed from field data are given in the form of directional

Usually, the spectra constructed from field data are given in the form of directional

**frequency**spectra and expressed by the product of a**frequency**spectrum S(f) and a directional spreading function D(f,0), which takes into account the ...### What people are saying - Write a review

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### Contents

HYDRODYNAMIC FORCES | 69 |

WaveCurrent Forces on Slender Circular Cylinder | 117 |

DYNAMICS OF STRUCTURES | 127 |

Copyright | |

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### Common terms and phrases

added amplitude analysis angle applied body boundary buoy calculated coefficients compared components considered corresponding cylinder damping dependent depth determined developed direction displacement distribution drag dynamic effect energy Engineering equation estimated excitation experimental experiments expressed extreme field Figure floating flow fluid force frequency function given heave height hydrodynamic increase installation integration International length lift force linear load mass mean measured Mechanics method mode motion natural nonlinear normal observed obtained Ocean Offshore operation oscillation parameters peak period pipe platform position potential predicted present pressure problem production range reduced reference region relative Research respectively response riser second-order ship shown shows significant simulation solution spectrum speed structure surface surge Table technique Technology values velocity vertical vessel wave