0.3 
LINEAR 
QUADRATIC (DIFFERENCE) x 100 
wee QUADRATIC (sum) x 100 
8 0.2 
a Hig=11.6m 
a lis; = 16.1 sec 
< 
3 
Ss 
0.1 
oo 
at 
_——_—__ 
_——_ 
@, rad/sec 
Fig. 9.3. Linear and quadratic component of wave spectrum of Pierson—Moskowitz. 
10° 
q 
$(@ )@p/h2o 
10° 
Fig. 9.4. Linear and quadratic component of wave spectrum of 
waves produced in a towing tank. 
(From Hineno.®’) 
Dz 
