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 145
DAMPING COEFFICIENT OF A MOORED SEMISUBMERSIBLE IN WAVES AND CURRENT S. K. Chakrabarti and D. C. Cotter Chicago ... damping of the semisub- mersible were determined from the decayed oscillation of the loads . The semisubmersible ...
DAMPING COEFFICIENT OF A MOORED SEMISUBMERSIBLE IN WAVES AND CURRENT S. K. Chakrabarti and D. C. Cotter Chicago ... damping of the semisub- mersible were determined from the decayed oscillation of the loads . The semisubmersible ...
Page 146
... damping characteristics of these vessels because of the potential risk of line breakage . The study of the decayed oscillation from these tests in the North Sea in calm waters showed that nonlinear damping was present in the system ...
... damping characteristics of these vessels because of the potential risk of line breakage . The study of the decayed oscillation from these tests in the North Sea in calm waters showed that nonlinear damping was present in the system ...
Page 149
The damping factor for the semisubmersible was normalized with respect to the square of the wave amplitude , and the results are presented with reference to the tanker in Fig . 14. It can be seen in this figure that there are wave ...
The damping factor for the semisubmersible was normalized with respect to the square of the wave amplitude , and the results are presented with reference to the tanker in Fig . 14. It can be seen in this figure that there are wave ...
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