Numerical and Experimental Research on the Effect of Platform Heave Motion on Vortex-Induced Vibration of Deep Sea Top-Tensioned Riser

Table 4

Specifications of the riser model.

No.	Property	Value	Unit
1	Length	5	m
2	Outer diameter	0.016	m
3	Wall thickness	0.001	m
4	Young’s modulus	7.38E8	Pa
5	Material	Teflon	—
6	Density of teflon	2178	kg/m  3
7	Density of seawater	1000	kg/m  3
8	Density of internal fluid	1000	kg/m  3