Research Article
Study on the Relation between Tailing Particle Size and Tailing Slurry Underflow Concentration
Table 6
Comparison of calculation results and test results.
| Sample no. | Ture density | Median particle size d50 | Control particle size d60 | Underflow concentration of static settlement test | Underflow concentration of dynamic settlement test when the solid content of overflow is 240 ppm | g/cm3 | Tested value (%) | Calculated value (%) | Relative error (%) | Tested value | Calculated value | Relative error (%) |
| Mine 1 | 2.010 | 0.0282 | 0.0391 | 53.1 | 50.35 | 5.18 | 66.57 | 62.54 | 6.06 | Mine 2 | 2.611 | 0.0335 | 0.0423 | 53.5 | 53.81 | 0.58 | 66.72 | 66.47 | 0.37 | Mine 3 | 2.322 | 0.0217 | 0.0302 | 42.7 | 44.06 | 3.18 | 52.47 | 54.46 | 3.79 | Mine 4 | 2.871 | 0.0492 | 0.0625 | 59.5 | 58.58 | 1.55 | 71.98 | 71.28 | 0.97 | Mine 5 | 2.880 | 0.0443 | 0.0540 | 55.3 | 57.70 | 4.35 | 67.49 | 70.45 | 4.39 | Mine 6 | 2.560 | 0.0548 | 0.0723 | 59.3 | 59.22 | 0.13 | 71.45 | 71.88 | 0.60 | Mine 7 | 2.689 | 0.1088 | 0.1407 | 68.0 | 67.26 | 1.10 | 78.86 | 78.25 | 0.77 | Mine 8 | 2.451 | 0.1012 | 0.1288 | 64.7 | 66.22 | 2.34 | 77.06 | 77.54 | 0.62 | Mine 9 | 3.009 | 0.0847 | 0.1055 | 63.8 | 62.79 | 1.59 | 75.99 | 74.95 | 1.37 |
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