





~~- 



-^ 



=^ 



. 





^ 



^===^ 



08 

 0.6 

 0.4 

 0.2 





^ 







Destroyer Escort — ' / . 



Series 60 ' / 



SAN FRANCISCO ' 



f--= 



^^ 





























































02 0.4 06 08 1.0 12 1.4 1.6 1.8 



Wove Length to Ship Length Ratio 



Figure 27 - Comparison of Speed Reduction of the Three Ships for h/L = 0.017 

 and Thrust for Design Speed in Still Water 







^ 





-^ 





^^<^ 



--J^ 



== 





Destroye 

 Series 6 

 SAN FR 



r Escort- 





^ 





y^ 







ANCISCO 



























































0.2 0.4 0.6 0.8 LO 12 



Wave Length to Ship Length Ratio 



Figure 28 - Comparison of Speed Reduction of the Three Ships for h/L = 0.017 

 and Thrust for Two-Thirds Design Speed in Still Water 



26 



