Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 1; Volume 7, Part 1American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 269
... vertical loads act at the mass point . Since the effect of vertical load eccentricities is significant for TRAP , the lateral force at level i is modified in the form : and - P1 = W1 ( u1 - u2 ) / h1 + P11 / h1 Pi = i - 1 Σ ( B.3 ) ( Ui ...
... vertical loads act at the mass point . Since the effect of vertical load eccentricities is significant for TRAP , the lateral force at level i is modified in the form : and - P1 = W1 ( u1 - u2 ) / h1 + P11 / h1 Pi = i - 1 Σ ( B.3 ) ( Ui ...
Page 376
... vertical coordinate , see Fig . 3 vertical coordinate , shifted origin - horizontal displacement of riser axis , see Fig . 3 - j - th modeshape - see ( 12 ) - see ( 11 ) EB , Et - see ( 24 ) 3 W j , 0 INTRODUCTION - frequency , see ( 9 ) ...
... vertical coordinate , see Fig . 3 vertical coordinate , shifted origin - horizontal displacement of riser axis , see Fig . 3 - j - th modeshape - see ( 12 ) - see ( 11 ) EB , Et - see ( 24 ) 3 W j , 0 INTRODUCTION - frequency , see ( 9 ) ...
Page 425
... vertical plane , which are ( surge - heave - pitch ) motions of the vehicle and oscillation of the cable in vertical plane . The motions are assumed to be so small that we can solve the problem by a linear theory . Referring to Fig . 2 ...
... vertical plane , which are ( surge - heave - pitch ) motions of the vehicle and oscillation of the cable in vertical plane . The motions are assumed to be so small that we can solve the problem by a linear theory . Referring to Fig . 2 ...
Contents
FLOATING PRODUCTION SYSTEMS | 1 |
OFFSHORE MECHANICS | 23 |
Early Production Systems in the North | 31 |
Copyright | |
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analysis angle applied axial bending cable calculated characteristics coefficient components Conference connected considered construction cost curve damage depth determined diameter direction displacement distribution dynamic effect element energy Engineering equation equipment fatigue field Figure flexible flow forces frequency function geometry given important included increase installation International joint length limit linear load lower mass material matrix maximum mean measured Mechanics method mode mooring motion natural normal obtained Offshore operation parameters performance period pile pipe pipeline platform position presented pressure problem production range ratio response riser shear shown shows significant soil static stiffness strength stress structure surface Table Technology tension tower turbine vane vessel wave weight wire