Hydro dynamic Design of an S^ Semi submerged Ship 



2.0 



A Model A+N+F 

 D Model B+N+F 

 V sh 'P (C-4) 



1.5 

 FROUDE NUMBER, F, 



2.0 



>l-0 



< 



5 



A Model A+N+F 

 □ Model B+N+F 

 V ship (C-4) 



0.5 



1.0 1.5 2.0 



FROUDE NUMBER, F y 



Figure 12. Pitch and heave of S 3 models in head seas 



569 



