Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 9American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 189
... frequency oscillation of a semisubmersible ABSTRACT Low - frequency viscous damping acting on circular cylinder , a lower hull - section cylinder of a semisubmersible and a flat plate is experimentally investigated . Flow visualization ...
... frequency oscillation of a semisubmersible ABSTRACT Low - frequency viscous damping acting on circular cylinder , a lower hull - section cylinder of a semisubmersible and a flat plate is experimentally investigated . Flow visualization ...
Page 191
... frequency oscillation yields the damping force for a low - frequency oscillation . Figure 3 shows the simplified idea of the mechanism of the occurrence the low - frequency damping . drag force for low - frequency notion of From ...
... frequency oscillation yields the damping force for a low - frequency oscillation . Figure 3 shows the simplified idea of the mechanism of the occurrence the low - frequency damping . drag force for low - frequency notion of From ...
Page 197
... frequency of low - frequency oscillation w : circular frequency of high - frequency oscillation Y amplitude of low - frequency oscillation Y : amplitude of high - frequency oscillati experiments A : X = 1.2 cm 3 Δ Δ Δ 2- Δ Δ Δ estimated ...
... frequency of low - frequency oscillation w : circular frequency of high - frequency oscillation Y amplitude of low - frequency oscillation Y : amplitude of high - frequency oscillati experiments A : X = 1.2 cm 3 Δ Δ Δ 2- Δ Δ Δ estimated ...
Contents
OCEAN WAVES | 1 |
Simulation of Hurricane Seas in a Multidirectional Wave Basin | 17 |
OFFSHORE MECHANICS AND ARCTIC ENGINEERING | 25 |
Copyright | |
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acceleration added mass amplitude analysis boundary conditions calculated circular cylinder computed cosh crest cylinder array damping coefficient damping factor density diffraction domain drag coefficient drag force drift force dynamic effect equation estimated flow fluid force coefficients forces acting forward speed free surface heave horizontal hydrodynamic hydrodynamic forces incident wave inertia coefficients integral irregular Kc number lift force linear load low-frequency low-frequency oscillation maximum measured method motion nonlinear obtained offshore structures oscillatory parameters pile plate potential flow predicted quadratic rad/sec radiation condition ratio regular waves response Sarpkaya second order second-order semisubmersible shown in Figure simulation solution spectral density spectrum surface elevation surge swing tank tanker transfer function vector velocity potential viscous vortex shedding vortices water depth wave amplitude wave drift damping wave excitation wave force wave frequency wave groups wave height wave number wave period wave power