Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 107
... force is modeled by the nonlinear Morison equation drag force term . As an improvement to equivalent stochastic linearization of the drag force , an equivalent stochastic " quadratization " method is proposed , in which the drag force ...
... force is modeled by the nonlinear Morison equation drag force term . As an improvement to equivalent stochastic linearization of the drag force , an equivalent stochastic " quadratization " method is proposed , in which the drag force ...
Page 136
... Drag Force Expansion ( 28 ) [ 02 ] Substituting Eqs . ( 21 ) and ( 28 ) in Eq . ( 19 ) leads to a matrix form of the local drag force in terms of the Hermite polynomials , fa ( t ) = C [ 0 ] + C ( 1 ) v ( t ) + C [ 2 ] , [ 2 ] ( t ) ...
... Drag Force Expansion ( 28 ) [ 02 ] Substituting Eqs . ( 21 ) and ( 28 ) in Eq . ( 19 ) leads to a matrix form of the local drag force in terms of the Hermite polynomials , fa ( t ) = C [ 0 ] + C ( 1 ) v ( t ) + C [ 2 ] , [ 2 ] ( t ) ...
Page 139
The mean drag force in the splash zone is [ 0 ] ΣΤ , ΕΙ T2 Co ( Cvnn ) , F de = n = 1 nn ( 59 ) where Ne is the number of columns piercing out of water , Cnn is the zeroth - order coefficient vector for the local drag force acting on ...
The mean drag force in the splash zone is [ 0 ] ΣΤ , ΕΙ T2 Co ( Cvnn ) , F de = n = 1 nn ( 59 ) where Ne is the number of columns piercing out of water , Cnn is the zeroth - order coefficient vector for the local drag force acting on ...
Contents
Simulation of Hurricane Seas in a Multidirectional Wave Basin | 17 |
9 | 38 |
27 | 45 |
Copyright | |
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added mass amplitude analysis array calculated results circular cylinder cosh crane ship crest damping coefficient density directional wave displacement distribution domain drag coefficient drag force dynamic effect Engineering equation estimated experimental results flow fluid force coefficients forces acting forward speed free surface Green's function heave horizontal hydrodynamic hydrodynamic forces incident wave irregular Kc number lift force linear load low-frequency matrix maximum measured method mooring line motion nonlinear obtained offshore structures oscillation parameters pile potential theory predicted pressure random ratio Rayleigh distribution regular waves response Sarpkaya second-order semisubmersible ship motions shown in Figure simulation solution spectra spectral density spectrum spreading function surge tanker transfer function vector velocity potential vertical vessel vortex vortex shedding vortices water depth wave amplitude wave component wave drift wave force wave frequency wave groups wave height wave number wave period wave power