## 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 145

Hull Force The hull force is due to the nonlinear cross - flow drag caused by the

relative velocity of the fluid over the body and is

COM Az öz sixed valkiesxed vcl Xhull 2 fixed ( 19 ) - } CD . - A X 2 where ( F./a ) ...

Hull Force The hull force is due to the nonlinear cross - flow drag caused by the

relative velocity of the fluid over the body and is

**given**by Exarift sin wit ( 24 ) i - }COM Az öz sixed valkiesxed vcl Xhull 2 fixed ( 19 ) - } CD . - A X 2 where ( F./a ) ...

Page 257

This function is

7,5 ) , r = la – El and pol 2- ( £ , n , -5 ) and the wave part of the source potential

...

This function is

**given**by 1 G ( x , 5 ) + ¥ ( 2,5 ) ( 17 ) pl where x = ( x , y , z ) , & ( 5,7,5 ) , r = la – El and pol 2- ( £ , n , -5 ) and the wave part of the source potential

**given**by Esa , k ) dkda ( 18 ) ( k - K1 ) ( 1 + 2t cos a ) where Ela , k ) = kek ( z + S )...

Page 43

reference frame , the distance of the crossing point from the site , X , the storm

direction , a , the pressure difference , Ap , the radius of maximum wind speed , R

...

**Given**that a hurricane occurs and crosses the contour line at a point within thereference frame , the distance of the crossing point from the site , X , the storm

direction , a , the pressure difference , Ap , the radius of maximum wind speed , R

...

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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