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 205
... condition should be . Mainly two types of radiation conditions have been used up to now . One is by using the Sommerfeld radiation condition ( 6 ) ( 7 ) ( 8 ) and another is the con- dition corresponding to the weak solution presented ...
... condition should be . Mainly two types of radiation conditions have been used up to now . One is by using the Sommerfeld radiation condition ( 6 ) ( 7 ) ( 8 ) and another is the con- dition corresponding to the weak solution presented ...
Page 210
... condition and the Sommer- feld radiation condition , i.e. lim ( -ik ) = 0 √ 548 ar ( 25 ) The local disturbance component is composed of terms containing the factore , which exponentially decays with increasing r so that the above ...
... condition and the Sommer- feld radiation condition , i.e. lim ( -ik ) = 0 √ 548 ar ( 25 ) The local disturbance component is composed of terms containing the factore , which exponentially decays with increasing r so that the above ...
Page 99
... Condition 1 10.0 I m [ G2 ] : Condition 3 3.0 : Condition 4 3.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 w1 [ rad / sec ] 0.0 0.0 x 10- 1. 2 0. G 8.0 16.0 W [ rad / sec ] Fig.3 Wave spectrum in experiments of semi - submersible 9.0 27.0 w2 ...
... Condition 1 10.0 I m [ G2 ] : Condition 3 3.0 : Condition 4 3.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 w1 [ rad / sec ] 0.0 0.0 x 10- 1. 2 0. G 8.0 16.0 W [ rad / sec ] Fig.3 Wave spectrum in experiments of semi - submersible 9.0 27.0 w2 ...
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