Study on Vortex-Induced Vibration of Deep-Water Marine Drilling Risers in Linearly Sheared Flows in consideration of Changing Added Mass

Table 2

Main physical and geometric parameters of Lie and Kaasen riser model [37].

Parameters	Values
Riser length (m)	90
Outer diameter (m)	0.03
Inner diameter (m)	0.026
Bending stiffness (N·m^2)	3640
Riser density (kg/m^3)	3211
Unit length mass (kg/m)	2.27
Mass ratio	3.13
Aspect ratio	3000
Top tension force (N)	3700