533 
Semisubmerged Ships 
n” 
2 
o 
e 
[2 
2 
oO 
oO 
al 
q 
oO 
= 
ec 
oO 
x 
WwW 
a 
2 
n” 
SLONY NI G33dS 
PITCHING PERIOD (Tp) IN SECONDS 
Fig. 4. Ship speeds for critical and supercritical operation, 
based on a Neumann ideal spectra (from Ref. 5) 
