Numerical Simulation of Dynamic Response of Submerged Floating Tunnel under Regular Wave Conditions

Table 3

The resonant period and natural vibration period of the tube.

BWR	Mooring cable length l (m)	Resonance period Tr (s)	Natural vibration period Tn (s)	Tr/Tn
1.8	33.1	11.15	12.91	0.864
2.2	33.1	9.55	10.54	0.906
2.6	33.1	8.75	9.13	0.958
3.0	33.1	8.20	8.17	1.004
3.4	33.1	7.85	7.45	1.053
2.6	23.1	7.25	7.63	0.951
2.6	28.1	8.00	8.41	0.951
2.6	33.1	8.75	9.13	0.958
2.6	38.1	9.4	9.79	0.960