CIRCULAR DIFFRACTED WAVE CRESTS 



INCIDENT 

 WAVE CRESTS 



a. Diffraction at a breakwater assuming linear wave theory (C = vgd) 



DISTORTED DIFFRACTED WAVE CRESTS 



INCIDENT 

 WAVE CRESTS 



b. Diffraction at a breakwater inclu ding the effects of amplitude 

 dispersion (C = /g(d + H)) 



Figure 16. Comparison of diffraction pattern theory 



33 



