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 322
... tower finite element model ; two FEAS Predicted Na2 by RESTRUCT Tw ? 9 2 0.0180 1.0940 : f1 = 1.00185 Hz , u11 = 0.01946 m : p = 12 Average number of iterations for hydrodynamic force convergence per increment is Nit Error ( % ) * = ( b ...
... tower finite element model ; two FEAS Predicted Na2 by RESTRUCT Tw ? 9 2 0.0180 1.0940 : f1 = 1.00185 Hz , u11 = 0.01946 m : p = 12 Average number of iterations for hydrodynamic force convergence per increment is Nit Error ( % ) * = ( b ...
Page 323
... Tower finite element model ; two FEAS with cognate space selection 0.01748 m Average number of iterations for hydrodynamic force convergence per increment is Nit = 8 _Error ( % ) * = ( b - a ) / a ; a is predicted by RESTRUCT , b is ...
... Tower finite element model ; two FEAS with cognate space selection 0.01748 m Average number of iterations for hydrodynamic force convergence per increment is Nit = 8 _Error ( % ) * = ( b - a ) / a ; a is predicted by RESTRUCT , b is ...
Page 414
... TOWER GBS - 20m depth Hard soils CASE I : 3 TOWER GBS Fig . 5 - - 85m water depth Hard soils The platform consists of a triangular shaped caisson with the three slender towers placed in the corners of the caisson . The central part of ...
... TOWER GBS - 20m depth Hard soils CASE I : 3 TOWER GBS Fig . 5 - - 85m water depth Hard soils The platform consists of a triangular shaped caisson with the three slender towers placed in the corners of the caisson . The central part of ...
Contents
VORTEX SHEDDING AND VIBRATION | 187 |
OCEAN WAVES AND CURRENT | 209 |
COMPUTATIONAL METHODS | 247 |
Copyright | |
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added mass amplitude analysis approximately average body boundary condition cable calculated circular cylinder components computed correlation density diffraction displacement distribution drag coefficient dynamic effects Ekofisk Engineering experimental field Figure finite element floating flow fluid free surface frequency domain function Green function horizontal hydrodynamic hydrodynamic forces incident wave integral equation irregular waves length lift force linear load low-frequency matrix maximum measured method mode mode shapes mooring motion natural frequency nonlinear obtained Ocean Offshore Structures OMAE open boundary oscillation parameters phase velocity platform predicted present pressure problem random waves ratio response Reynolds number riser Sarpkaya seabed second-order ship simulation small forward solitary wave solution spectral spectrum stiffness surge tank tanker tension tether theory transverse values vector velocity potential vertical vessel vibration vortex vortices water depth wave drift damping wave forces wave height wave profile