Transport Characteristics of Tailing Sand Particles under Slotted Tube Overlapped with Geotextile and Steel Mesh

Table 5

Volume fraction of tailing sand under geotextile.

(a)

Particle size (μm)	1	2	3	4	5	6	7	8	9
Volume fraction
Original sample (%)	2.9	6.3	9.1	11.7	13.9	16.0	17.9	19.6	21.2
First time (%)	3.1	6.7	9.6	12.3	14.7	16.9	18.9	20.8	22.5
Second time (%)	3.18	6.84	9.84	12.6	15.04	17.28	19.34	21.26	22.98
Third time (%)	3.23	6.9	9.92	12.69	15.14	17.39	19.48	21.4	23.13
Residue in geotextile (%)	3.23	9.92	9.99	12.88	15.36	17.72	19.85	21.74	23.54

Note: the compressed stage is divided into first substage, second substage, and third substage.

(b)

Particle size (μm)	10	20	30	40	50	60	70	74
Volume fraction
Original sample (%)	22.7	34.2	42.4	56.0	61.8	67.1	69.1	69.1
First time (%)	24.1	36.2	45.1	59.6	65.7	71.1	73.0	73
Second time (%)	24.6	36.84	45.84	53.56	60.42	66.5	73.74	73.74
Third time (%)	24.76	37.03	46.06	53.77	60.65	66.73	73.97	73.97
Residue in geotextile (%)	25.24	39.07	49.41	57.74	64.63	70.21	76.67	76.67