This is a description of the deposited research data in "Planar Dynamics of Inclined Curved Flexible Riser Carrying Slug Liquid-Gas Flows"
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Nomenclature

d	Pipe inner diameter
fo	Pipe oscillation frequency
fs	Characteristic slug frequency
hf	Hydrodynamic film height
Lu	Slug unit cell length
P	Pressure induced by internal flows
PSD	Normalized power spectral density
R	Liquid holdup over slug unit length
s	Pipe arclength coordinate
T	Pipe initial static tension
t	Time
u	Pipe horizontal dynamic displacement from its static equilibrium
v	Pipe vertical dynamic displacement from its static equilibrium
uL 	Liquid velocities along slug unit
uG	Gas velocities along slug unit
um	Pipe horizontal mean drift
vm	Pipe vertical mean drift
urms	Pipe horizontal root-mean-squared displacements
vrms	Pipe vertical root-mean-squared displacements
Ut	Slug unit translational velocity
u-dot	Pipe horizontal velocity
v-dot	Pipe vertical velocity
x	Pipe horizontal static coordinate
y	Pipe vertical static coordinate
y*	Normalized vertical coordinate with respect to vertical span
X-Y	Global coordinate system
β	Pipe inclination angle
κ	Pipe local curvature in normal direction
σa 	Axial stress due to longitudinal strain
σt	Combined axial-bending stresses
σu	Horizontal bending stress
σv	Vertical bending stress

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Dataset description

Fig. 2. Properties associated with initial static profile of catenary riser: (a) x-y coordinates, (b) local inclination angles, (c) pre-tensions, (d) curvatures.

Fig. 3. Influence of Ut (6, 9, 12, 16, 20 m/s) on (a) hf /d, (b) R, (c) uL and (d) uG for a slug unit with Lu/d = 80, uls=2 m/s and β=30°.  

Fig. 4. Influence of Lu/d (63, 80, 120, 140, 208) on (a) hf /d, (b) R, (c) uL and (d) uG for a slug unit with ugs=10.3 m/s, uls=2 m/s and β=30°.

Fig. 5. Influence of β (2°, 15°, 30°, 51°) on (a) hf /d, (b) R, (c) uL and (d) uG for a slug unit with ugs=4.5 m/s, uls=2 m/s and Lu/d=80.

Fig. 6. Illustration of space-time varying profiles (a) R, (b) uL, (c) uG and (d) P based on Lu/d = 80, Ut =16 m/s.

Fig. 7. Frequency spectra of slug fluctuations based on Lu/d= 80 at (a) Ut =6 m/s, (b) 9 m/s, (c) 16 m/s, (d) 20 m/s.

Fig. 8. Frequency spectra of slug fluctuations based on Ut = 16 m/s for (a) Lu/d =63, (b) Lu/d =120, (c) Lu/d =140,(d) Lu/d =208.

Fig. 9. Frequency spectra of slug fluctuations based on Ut = 9 m/s and Lu/d = 80 at (a) β=2°,(b) β=15°,(c) β=30°,(d) β=51°.

Fig. 10. Space-time varying (a, c, e) u/d and (b, d, f) v/d during initial transient slug initiation and subsequent steady state in the case of varying (a, b) Ut, (c, d) Lu/d  and (e, f) β.

Fig. 11. Space-time varying (a, c, e, g) u and (b, d, f, h) v inclusive of mean drifts during steady-state SIV for Lu/d= 80 at (a, b) Ut = 6 m/s, (c, d) 9 m/s, (e, f) 16 m/s  and (g, h) 20 m/s.

Fig. 12. Spatial profiles of mean drifts in (a, c, e, g) X and (b, d, f, h) Y directions in the case of varying (a, b) Ut, (c, d) Lu/d, (e, f) β and (g, h) fs.

Fig. 13. Space-time varying (a, c, e, g) u and (b, d, f, h) v exclusive of mean drifts during steady-state SIV for Lu/d= 80 at (a, b) Ut = 6 m/s, (c, d) 9 m/s, (e, f) 16 m/s, (g, h) 20 m/s. 

Fig. 14. Spatial profiles of oscillation frequencies associated with responses in Fig. 13.

Fig. 15. Space-time varying (a, c, e, g) u and (b, d, f, h) v exclusive of mean drifts during steady-state SIV for (a, b & e, f) Lu/d = 120, (c, d & g, h) Lu/d = 208 at (a, b & c, d) Ut = 16 m/s and (e, f & g, h) Ut = 6 m/s. 

Fig. 16. Spatial profiles of oscillation frequencies associated with responses in Fig. 15.

Fig. 17. Illustrative spatial modal profiles in (a, c) X  and (b, d) Y directions for Lu/d = 120 at Ut = 6 m/s dominated by lower (a, b) and higher (c, d) modes. 

Fig. 18. Phase plane trajectories associated with spatially maximum (a, c, e, g) urms and (b, d, f, h) vrms for (a, b) Lu/d = 80 and Ut = 6 m/s; (c, d) Lu/d = 80 and Ut = 16 m/s; (e, f) Lu/d = 208 and Ut = 16 m/s, (g, h) Lu/d= 120 and Ut = 6 m/s.

Fig. 19. Variations of spatially maximum (a, c, e) urms and (b, d, f) vrms in the case of (a, b) varying Ut for Lu/d = 80, (c, d) varying Lu/d for Ut = 6 m/s and (e, f) varying Lu/d for Ut = 16 m/s. 

Fig. 20. Space-time varying (a, c, e, g) σu and (b, d, f, h) σv inclusive of mean components: a, b (c, d) for Lu/d = 80 (120) at Ut = 6 m/s; e, f (g, h) for Lu/d = 80 (208) at Ut = 16 m/s.

Fig. 21. Space-time varying σa (a, c, e, g) with and (b, d, f, h) exclusive of mean components: a, b (c, d) for Lu/d = 80 (120) at Ut = 6 m/s; e, f (g, h) for Lu/d = 80 (208) at Ut = 16 m/s.

Fig. 22: Space-time varying σt in (a, c) X and (b, d) Y directions for (a, b) Lu/d = 80 and Ut = 6 m/s and (c, d) Lu/d = 208 at Ut = 16 m/s.

Fig. 23: Comparisons of numerical (lines) and experimental (squares) results in terms of the root-mean-squared SIV response profiles in (a, c, e) horizontal and (b, d, f) vertical directions, with [1]-[12] denoting empirical correlation models: sensitivity to (a, b) slug liquid holdup, (c, d) drift velocity and (e, f) Blasius coefficients.