Mooring and Positioning of Vehiales in a Seaway 



-.t 



: ^/'■^^AaAAA/'v/IAYVv^ - '^~AAa> ' '^V'"^^ ' ^ 



0, ft. 



_^ioL — 



/sec J 



-10 



10 



t 



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p 



10-5 y 



JTTT 



-, lb. 



Fig. 15, Sway motion response to linear wave force in irregular 

 beam seas. 



-30 



,.:V-^^ 



drift ,. 



"V^ 



Fig, 16. Sway motion response to nonlinear drift force in irregular 

 beam seas. 



1075 



