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 52
... Motions There are many possible ways to combine the wave frequency and the slowly varying components of motion response to get the total motion response . Three different methods are described as follows : 1 . Here the dynamic offset is ...
... Motions There are many possible ways to combine the wave frequency and the slowly varying components of motion response to get the total motion response . Three different methods are described as follows : 1 . Here the dynamic offset is ...
Page 243
... motions at the natural frequency of the tower in precession . In addition , higher harmonics were evident in the transverse motion during larger wave heights . Figures 21a and 22a represent the displacements of the top of the tower ...
... motions at the natural frequency of the tower in precession . In addition , higher harmonics were evident in the transverse motion during larger wave heights . Figures 21a and 22a represent the displacements of the top of the tower ...
Page 284
... motions of the ship as well as finite stiffness and arbitrary angle for the yoke is taken into account . The equations of motion of the system are described with a five degrees of freedom system by combining heave , sway , and pitch motions ...
... motions of the ship as well as finite stiffness and arbitrary angle for the yoke is taken into account . The equations of motion of the system are described with a five degrees of freedom system by combining heave , sway , and pitch motions ...
Contents
FLOATING PRODUCTION SYSTEMS | 1 |
OFFSHORE MECHANICS | 23 |
Early Production Systems in the North | 31 |
Copyright | |
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analysis anchor applied bending calculations components Conference connected considerable considered construction cost curve damage depth determined direction displacement distribution drilling dynamic effect element energy Engineering equation equipment excitation fatigue field Figure fixed flexible floating flow forces frequency function geometry included increase inspection installation International joint length limit linear load lower mass matrix maximum mean measured Mechanics method mode model tests mooring mooring system motion obtained Offshore operating parameters performance period phase pile pipe pipeline platform position presented pressure production ratio response riser RPIT shear shown shows significant soil static stiffness strength stress structure surface Table technique Technology tension tool tower turbine vessel wave weight