Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 2; Volume 7, Part 2American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 181
... free surface conditions are treated by following free surface collocation points restricted to vertical motion . At the downstream boundary , Orlanski's radiation condition is adapted and is found to make the boundary sufficiently non ...
... free surface conditions are treated by following free surface collocation points restricted to vertical motion . At the downstream boundary , Orlanski's radiation condition is adapted and is found to make the boundary sufficiently non ...
Page 183
... free surface elevations are shown for t / T = 2.0 , 3.0 , 4.0 , 5.0 , 6.0 . The downstream control boundary ODC2 is at distance 21 from Dc1 . This computation is performed with σ = 2T , Ax = λ / 24 , At = T / 36 and d / λ = 0.5 . The ...
... free surface elevations are shown for t / T = 2.0 , 3.0 , 4.0 , 5.0 , 6.0 . The downstream control boundary ODC2 is at distance 21 from Dc1 . This computation is performed with σ = 2T , Ax = λ / 24 , At = T / 36 and d / λ = 0.5 . The ...
Page 184
... boundary data on the evolved free surface , equation ( 2.5b ) is modified . The rate of change of the potential at the free surface collocatin points is determined by : do оф do an + = dt at dz at and from ( 3.5 ) and ( 2.5b ) it ...
... boundary data on the evolved free surface , equation ( 2.5b ) is modified . The rate of change of the potential at the free surface collocatin points is determined by : do оф do an + = dt at dz at and from ( 3.5 ) and ( 2.5b ) it ...
Contents
HYDRODYNAMIC FORCESI | 1 |
Catchment Regions of Multiple Dynamic Responses in Nonlinear Problems of Offshore Mechanics | 15 |
Hydrodynamic Forces on a Floating Cylinder in Waves of Finite Depth | 23 |
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acting amplitude analysis angle applied approximate assumed body boundary breaking calculated coefficient compared comparison components computed considered corresponding cylinder damping density depend depth determined diameter direction distribution drag drift drift force dynamic effects elevation energy Engineering equation estimated excitation experimental experiments expressed field Figure flow fluid frequency function given horizontal hydrodynamic incident increase integral irregular length linear load mass maximum mean measured Mechanics method motion obtained Ocean Offshore oscillation parameters period phase platform position potential predicted present pressure probability problem range ratio region regular waves relative Research respectively response second order shear ship shown shows simulation solution spectra spectrum structure surface Table theory values velocity vertical wave drift wave forces wave height wind