Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1992 - Arctic regions |
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Page 46
... periods . Although numer- ous theories for the wave period distribution have been proposed ( see Ochi ( 1982 ) for a review ) it is found that a simple triangular distri- bution , symmetric about the mean period Ĩ , is a good ...
... periods . Although numer- ous theories for the wave period distribution have been proposed ( see Ochi ( 1982 ) for a review ) it is found that a simple triangular distri- bution , symmetric about the mean period Ĩ , is a good ...
Page 250
... period , there plainly comes a point at which the heave energy communicated by the ship , close to that pe- riod , can no longer be neglected . Riser response will then only be limited by damping ( hydrodynamic and structural ) . Two ...
... period , there plainly comes a point at which the heave energy communicated by the ship , close to that pe- riod , can no longer be neglected . Riser response will then only be limited by damping ( hydrodynamic and structural ) . Two ...
Page 529
... periods ( for differ- ent sloshing modes ) are obtained . The highest natural period ( for n = 1 and s = 1 ) for the non - elastic model is 1.50 sec . For the elastic model , the fundamental mode of oscillation period is 1.40 sec . With ...
... periods ( for differ- ent sloshing modes ) are obtained . The highest natural period ( for n = 1 and s = 1 ) for the non - elastic model is 1.50 sec . For the elastic model , the fundamental mode of oscillation period is 1.40 sec . With ...
Contents
OCEAN WAVES AND CURRENT | 1 |
HYDRODYNAMIC FORCES | 69 |
17 | 90 |
Copyright | |
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added mass amplitude analysis axial behaviour boundary bubble buoy cable calculated Campos Basin coefficients compliant tower components configuration crane vessels cylinder damping model damping ratio developed direction displacement distribution domain drag coefficient drag force dynamic response effect Engineering equation estimated experimental Figure floating flow fluid heave motion hydrodynamic hydrodynamic damping installation interaction internal wave irregular waves Karunakaran length linear load matrix measured method modal mode model testing module natural frequency natural period nondimensional nonlinear obtained Ocean Offshore Structures operations oscillation parameters peak pipe pipeline platform pontoon potential predicted pressure ratio Rayleigh Rayleigh distribution resonant riser rotation second-order semisubmersible ship shown simulation spectra spectrum stiffness Stirling engine subsea surge tank technique tendon tension tethers transfer function values vector velocity velocity potential vertical vessel vibration water depth wave force wave height wave period