## 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 55

THE CNOIDAL

, Y. H. Zhou , and Y. Jia Dalian University ... 1991 OMAE Volume l - A , Offshore

Technology ASME - 1991 ABSTRACT paper , the calculated

THE CNOIDAL

**WAVE FORCE**ON PIER GROUP IN SHALLOW WATER D. H. Qiu, Y. H. Zhou , and Y. Jia Dalian University ... 1991 OMAE Volume l - A , Offshore

Technology ASME - 1991 ABSTRACT paper , the calculated

**wave force**is only ...Page 58

The free vibration frequency of the system in water was 3.2 Hz . The force meter

measure the force components in two directions perpendicular to each other ,

and the range of the force measurement is 45 kg . The linearity of the

...

The free vibration frequency of the system in water was 3.2 Hz . The force meter

measure the force components in two directions perpendicular to each other ,

and the range of the force measurement is 45 kg . The linearity of the

**wave force**...

Page 154

In such sea states, the

floating body can be represented by the first two terms of a Volterra series : f(t) h(

1)a(r)a(t-r)dr 4 -00 CO 00 + ||h(2)(r1,r2)a(t-T1)a(t-r2)dT1dr2 (1) where h^^(r) and ...

In such sea states, the

**wave force**f (t) , up to the second order, in any mode on afloating body can be represented by the first two terms of a Volterra series : f(t) h(

1)a(r)a(t-r)dr 4 -00 CO 00 + ||h(2)(r1,r2)a(t-T1)a(t-r2)dT1dr2 (1) where h^^(r) and ...

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### Contents

SPECIAL SESSION HYDRODYNAMICS | 1 |

HYDRODYNAMIC FORCES | 29 |

SECONDORDER EFFECTS | 113 |

Copyright | |

47 other sections not shown

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### Common terms and phrases

acting amplitude analysis angle applied approach approximately assumed average body boundary cable calculated circular cylinder coefficients compared comparison components computed considered constant corresponding cylinder damping depth described determined diffraction direction distribution domain drag drift force effect element Engineering equation estimates experimental experiments expressed field Figure floating flow fluid follows free surface frequency function given height horizontal hydrodynamic incident included increase integral irregular waves length lift force linear loads mass maximum mean measured method mode mooring motion natural nonlinear obtained Ocean Offshore oscillation period phase platform points position potential predicted present pressure problem random range regular relative represents respectively response second order second-order separation ship shown shows simulation solution spectrum structure surge Table tests theory values velocity vertical vortex wave forces