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 148
... factor of 2 to 3 times larger than for the tanker . A typical X - Y relationship using Eq . 13 is presented in Fig . 6. With reference to this figure , the Y intercept is the damping factor , and the slope is a function of the nonlinear ...
... factor of 2 to 3 times larger than for the tanker . A typical X - Y relationship using Eq . 13 is presented in Fig . 6. With reference to this figure , the Y intercept is the damping factor , and the slope is a function of the nonlinear ...
Page 151
DAMPING FACTOR NORM DAMPING FACTOR 43000 MASS GOEF. V3000 D - Fig . 5 Comparison of Added Mass Coefficient 0.16 0.14 0.12 0.1 A 0.08 MASS COEF 0.06 E 0.04 0.02 0 0 6.00 Fig . 6 Y - AXIS 0.02 0.04 0.06 0.08 0.10 O f.00 · in Still Water ᄆ ...
DAMPING FACTOR NORM DAMPING FACTOR 43000 MASS GOEF. V3000 D - Fig . 5 Comparison of Added Mass Coefficient 0.16 0.14 0.12 0.1 A 0.08 MASS COEF 0.06 E 0.04 0.02 0 0 6.00 Fig . 6 Y - AXIS 0.02 0.04 0.06 0.08 0.10 O f.00 · in Still Water ᄆ ...
Page 152
... Factors in Waves 0.20 0.15 0.05 0.10 SURGE - FT 0.00 -0.15 -0.10 -0.05 02.0- Fig . 12 - DAMPING FACTOR 0.12 0.1 0.08 0.06 0.04 0.02 STILL WATER HAVES 20 40 TIME - 60 80 100 120 SECONDS Damping Factor for Semisubmersible in Waves large ...
... Factors in Waves 0.20 0.15 0.05 0.10 SURGE - FT 0.00 -0.15 -0.10 -0.05 02.0- Fig . 12 - DAMPING FACTOR 0.12 0.1 0.08 0.06 0.04 0.02 STILL WATER HAVES 20 40 TIME - 60 80 100 120 SECONDS Damping Factor for Semisubmersible in Waves large ...
Contents
OCEAN WAVES | 1 |
Simulation of Hurricane Seas in a Multidirectional Wave Basin | 17 |
OFFSHORE MECHANICS AND ARCTIC ENGINEERING | 25 |
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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