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 201
... dependence on ws , ( 2 ) input of the measured wave motion , frequency ( 3 ) calculations of F ( 2 ) ( t ) , u ( t ) and Dw ( t ) using measured ( t ) , ( 4 ) integration of eq . ( 1 ) using iteratively obtained Ca and Mp + My according ...
... dependence on ws , ( 2 ) input of the measured wave motion , frequency ( 3 ) calculations of F ( 2 ) ( t ) , u ( t ) and Dw ( t ) using measured ( t ) , ( 4 ) integration of eq . ( 1 ) using iteratively obtained Ca and Mp + My according ...
Page 228
... dependence on a motion frequen- су . ( 4 ) Reduced velocity Reduced velocity Ur - 2π w X / ( Bw ) is a parameter proposed by Koterayama ) for a slow motion hydrodynamic forces for a forced oscil- lation in waves or in combined mode of ...
... dependence on a motion frequen- су . ( 4 ) Reduced velocity Reduced velocity Ur - 2π w X / ( Bw ) is a parameter proposed by Koterayama ) for a slow motion hydrodynamic forces for a forced oscil- lation in waves or in combined mode of ...
Page 229
... dependence- O -3.0 semi - sub , 0.52 0.022 1.0 2.0 3.0 4.0 5.0 w√√279 due to waves of each Fig.12 Increase of an added mass models -wave frequency dependence- -2 0 PCBL 3.0 2.8 1.0 .0 OD 9 3.00 " W 7850 2.00 MODEL w ( rad / sec ) 1.00 ...
... dependence- O -3.0 semi - sub , 0.52 0.022 1.0 2.0 3.0 4.0 5.0 w√√279 due to waves of each Fig.12 Increase of an added mass models -wave frequency dependence- -2 0 PCBL 3.0 2.8 1.0 .0 OD 9 3.00 " W 7850 2.00 MODEL w ( rad / sec ) 1.00 ...
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