Influence of Wave-Absorbing Chamber Width on the Wave Attenuation Performance of Perforated Caisson Sitting on Rubble-Mound Foundation

Table 2

Numerical modeling conditions and geometric parameters.

Significant wave period Ts (s)	1.38, 1.15, 0.99
Significant wave length Ls (m)	2.35, 1.82, 1.44
Chamber width bc (m)	0.15, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8
Foundation height hm (m)	0.10, 0.15, 0.20
Perforation ratio μ	0.2～0.4
Relative foundation height hm/L1/3	0.043～0.139
Relative chamber width bc/L1/3	0.064～0.556
Relative water depth d/L1/3	0.17～0.278