Nonlinear Vibration Analysis of Submerged Floating Tunnel Tether

Table 1

Basic parameters of tether.

Parameter	Value
Length (m)	161.66
Diameter (m)	0.489
Mass per unit length (kg/m)	1474.23
Added mass per unit length (kg/m)	193.06
Density (kg/m^3)	7850
Elastic modulus (Pa)	2.1 × 10^11
Initial disturbance (m)	0.01
Initial tension force (N)
Damping ratio	0.0018