## Proceedings of the ... International Conference on Offshore Mechanics and Arctic EngineeringAmerican Society of Mechanical Engineers, 1994 - Arctic regions |

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Page 45

INTRODUCTION The dynamic response of a compliant offshore structure is

sensitive to the second-order

divided into forces with difference frequencies and sum frequencies. The

difference ...

INTRODUCTION The dynamic response of a compliant offshore structure is

sensitive to the second-order

**wave force**. The second-order**wave force**can bedivided into forces with difference frequencies and sum frequencies. The

difference ...

Page 46

Therefore, in this presentation, we are interested in quadratic transformation in

more general ways than the

to decompose the

components.

Therefore, in this presentation, we are interested in quadratic transformation in

more general ways than the

**wave**second-order**forces**only. The present idea isto decompose the

**waves**into a number of frequency narrow- bandedcomponents.

Page 84

Results for horizontal and vertical

of 1.2 are presented as functions of ... It is noted that the wave amplitude used to

normalize the forces is the amplitude at the wall, which due to reflection from the

...

Results for horizontal and vertical

**wave force**amplitude for a depth to draft ratioof 1.2 are presented as functions of ... It is noted that the wave amplitude used to

normalize the forces is the amplitude at the wall, which due to reflection from the

...

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### Contents

OCEAN WAVES AND ENERGY | 1 |

HYDRODYNAMIC FORCES | 45 |

COMPUTATIONAL HYDRODYNAMICS | 91 |

Copyright | |

7 other sections not shown

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### Common terms and phrases

added mass amplitude analysis boundary conditions buoy calculated Circular Cylinder compliant tower components correlation length curve deck diameter diffraction drag coefficient drag force drift force dynamic effects energy Engineering envelope equation experimental Figure fluid Fluid Mechanics free surface heave Hilbert transform horizontal hydrodynamic hydrodynamic force incident wave increase installation interaction irregular waves lift coefficient lift force linear load control lock-in matrix maxima maximum measured method model tests modes mooring line nonlinear obtained Ocean OMAE oscillating cylinder parameters peak phase pipe platform predicted present pressure problem quadratic Quickwave random ratio Reynolds number riser seastate second-order shear shedding frequency shown simulation solution spectral spectrum stationary cylinder stiffeners Strouhal Strouhal number transfer function transverse turbulence uniform flow values vector velocity potential vertical vibration vortex shedding water depth wave force wave frequency wave height wave power wind