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
... moored in head seas , fore and aft , with linear springs which were pretensioned and never became slack during any test run . At the beginning of each test run , the vessel was held at an initial displacement from its equilibrium ...
... moored in head seas , fore and aft , with linear springs which were pretensioned and never became slack during any test run . At the beginning of each test run , the vessel was held at an initial displacement from its equilibrium ...
Page 149
... Moored Floating Structures " , Seventh Ocean Engineering Symposium , SNAJ , Japan , June 1984 . 2 . 3 . Cao , J.Z. , Fu , Y.G. and Fang , Y. , " The Low- Frequency Hydrodynamic Coefficients in Surge for a Semisubmersible " , Proceedings ...
... Moored Floating Structures " , Seventh Ocean Engineering Symposium , SNAJ , Japan , June 1984 . 2 . 3 . Cao , J.Z. , Fu , Y.G. and Fang , Y. , " The Low- Frequency Hydrodynamic Coefficients in Surge for a Semisubmersible " , Proceedings ...
Page 167
... MOORED VESSEL In the moored vessel case , we can regard the sea wave ex- citation as a measurable disturbance ( Astrom , 1984 ) . The mea- surable disturbances can be reduced with the aid of a properly designed feedforward technique ...
... MOORED VESSEL In the moored vessel case , we can regard the sea wave ex- citation as a measurable disturbance ( Astrom , 1984 ) . The mea- surable disturbances can be reduced with the aid of a properly designed feedforward technique ...
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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added mass amplitude analysis applied array assumed body boundary calculated circular cylinder coefficient comparison component computed considered constant corresponding crest cylinder damping defined depends depth determined direction distribution domain drag coefficient drift dynamic effect elevation Engineering equation estimated experimental experiments factor field Figure flow fluid forward frequency function given horizontal hydrodynamic incident increase inertia integral irregular Kc number length lift force linear load low-frequency maximum mean measured method moored motion nonlinear obtained Offshore oscillation parameters period pile plate potential predicted presented pressure problem radiation range reference regular waves respectively response second-order ship shown shows simulation solution spectra spectrum speed structure surface surge swing Table theory velocity vertical vessel vortex wave force wave height