Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 299
... towed to the installation area . It is very important to evaluate the hydrodynamic forces and the motions on the platform in the towing phase accurately because they have a great influence on the design of platform , on improvement of ...
... towed to the installation area . It is very important to evaluate the hydrodynamic forces and the motions on the platform in the towing phase accurately because they have a great influence on the design of platform , on improvement of ...
Page 427
... towed towards ( and over ) the structure . The test set - up was designed to achieve correct geometry of the gear and correct force build - up in the tow wires in the event of a snag . The tests showed , that the question of snagging or ...
... towed towards ( and over ) the structure . The test set - up was designed to achieve correct geometry of the gear and correct force build - up in the tow wires in the event of a snag . The tests showed , that the question of snagging or ...
Page 429
... towed system aft of the clump weights , but also to give the correct build - up of tension and ver- tical tow angle at the doors in the case of snagging . In order to avoid structural damage to the towed gear , a limit - tensioning ...
... towed system aft of the clump weights , but also to give the correct build - up of tension and ver- tical tow angle at the doors in the case of snagging . In order to avoid structural damage to the towed gear , a limit - tensioning ...
Contents
Simulation of Hurricane Seas in a Multidirectional Wave Basin | 17 |
9 | 38 |
27 | 45 |
Copyright | |
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added mass amplitude analysis array calculated results circular cylinder cosh crane ship crest damping coefficient density directional wave displacement distribution domain drag coefficient drag force dynamic effect Engineering equation estimated experimental results flow fluid force coefficients forces acting forward speed free surface Green's function heave horizontal hydrodynamic hydrodynamic forces incident wave irregular Kc number lift force linear load low-frequency matrix maximum measured method mooring line motion nonlinear obtained offshore structures oscillation parameters pile potential theory predicted pressure random ratio Rayleigh distribution regular waves response Sarpkaya second-order semisubmersible ship motions shown in Figure simulation solution spectra spectral density spectrum spreading function surge tanker transfer function vector velocity potential vertical vessel vortex vortex shedding vortices water depth wave amplitude wave component wave drift wave force wave frequency wave groups wave height wave number wave period wave power