## 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 315

... frequency Figure 8 : Roll

Cylinder , h / = 1.5 , as a function of N and € . Figure 9 : Heave

Damping of a Heaving Square Cylinder , h / a = 1.25 , as a function of N and ...

... frequency Figure 8 : Roll

**Added**- inertia and Damping of a Rolling CircularCylinder , h / = 1.5 , as a function of N and € . Figure 9 : Heave

**Added**- mass andDamping of a Heaving Square Cylinder , h / a = 1.25 , as a function of N and ...

Page 484

0 0 0 0 -KD 0 -KD 2 KD 0 KD 2 add rad RESULTS AND DISCUSSION where D is

the distance between the gravity center and the constraint point of the spring

along z direction , and the

0 0 0 0 -KD 0 -KD 2 KD 0 KD 2 add rad RESULTS AND DISCUSSION where D is

the distance between the gravity center and the constraint point of the spring

along z direction , and the

**added**mass matrix M and the wave damping matrix B.Page 654

4.0 Fn Exp . cal , lo a 0.0 0.055 0.165 10см glo 3.0 mation of the

the heave can be evaluated fairly well by linear potential theory . From Figure 5 ,

it can be seen that the calculated results for the various forward speeds in the ...

4.0 Fn Exp . cal , lo a 0.0 0.055 0.165 10см glo 3.0 mation of the

**added**mass ofthe heave can be evaluated fairly well by linear potential theory . From Figure 5 ,

it can be seen that the calculated results for the various forward speeds in the ...

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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