Free Surface Effects in Hull Propeller Interactton 
0.6 
Difference 
w(R) = w(R)-w,(R)—-w,(R) 
0.4 RK 
~~ 
NS 
> 
ee 
O82 ; 
ee 
~ 
Calculated w_(R) << 7s 
p ~~ - 
(@) 
Yo 
\ 1 
easured | \, 2 is 
6 \ 7.0----- _- = 
0. w(R) \ 
Q 4,.0—— — 
NN 
XN 
\g 
a. = 
N\ ‘N 
0.4 NE 28 
™ ra 
SS ae 
NN \ 
a we 
br eck 
— --— ~ 
0.2 aS 
ke ce —-—-~ Calculated he en 
wy (R)+w,(R) Sees es 
10) 
(@) 0.2 0.4 0.6 0.8 1.0 
Figure 7 Calculated and measured wake components 
1921 
