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 146
... surge . The tanker was moored fore and aft with linear springs and subjected to regular waves and current . The damping coefficients were found to depend linearly on the surge velocity . The results obtained from the decayed oscillation ...
... surge . The tanker was moored fore and aft with linear springs and subjected to regular waves and current . The damping coefficients were found to depend linearly on the surge velocity . The results obtained from the decayed oscillation ...
Page 222
... Surge Displacement ( cm ) 5 Surge W & C Surge = 6.16 m / s Wind Velocity Current Velocity = 0.1 m / s Wave Height = 5 cm KG = 22 cm 2 6 8 10 Frequency ( rad / sec ) Fig.12- Effect of wind and current loading on surge response predictions 40 ...
... Surge Displacement ( cm ) 5 Surge W & C Surge = 6.16 m / s Wind Velocity Current Velocity = 0.1 m / s Wave Height = 5 cm KG = 22 cm 2 6 8 10 Frequency ( rad / sec ) Fig.12- Effect of wind and current loading on surge response predictions 40 ...
Page 299
... surge and pitch motions of hull as well as for horizontal ( surge ) motion of the load , all plotted against wave circular frequency . Also plotted are corresponding measurements obtained from model tests performed at the Institut für ...
... surge and pitch motions of hull as well as for horizontal ( surge ) motion of the load , all plotted against wave circular frequency . Also plotted are corresponding measurements obtained from model tests performed at the Institut für ...
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