Utilization of Foaming Technology in Cemented Paste Backfill of High-Mud Superfine Unclassified Tailings

Table 3

Results of the Fluent numerical simulation.

Bubble rate (%)	Flow velocity (m·s^−1)	Duct pressure (kPa)	Outlet velocity (m·s^−1)	Outlet pressure (MPa)	Friction loss (MPa)	28 d Strength (MPa)
0	1.95~2.68	0.58~3.20	1.45	−4.58	6.32	1.65
10	2.15~2.72	0.75~3.66	1.62	−4.05	5.89	1.62
20	2.19~3.02	0.93~3.85	1.87	−3.21	4.48	1.58