Research Article
Time-Varying Hydraulic Gradient Model of Paste-Like Tailings in Long-Distance Pipeline Transportation
Table 5
Calculated hydraulic gradient of PLTS.
| Flow rate
Q/(m3h−1) | Flow velocity
v/(ms−1) | Shear rate
| Dimensionless parameters | Balance time
| Maximum of
hydraulic gradient /(MPakm−1) | Balance hydraulic gradient
/(MPakm−1) | | |
| | 400 | 1.57 | 41.9 | 81.15 | 1.27 | 286 | 3.97 | 1.82 | | 450 | 1.77 | 47.2 | 84.09 | 1.31 | 270 | 4.20 | 1.88 | | 500 | 1.97 | 52.4 | 86.61 | 1.35 | 253 | 4.44 | 1.95 | | 550 | 2.16 | 57.7 | 88.78 | 1.39 | 241 | 4.67 | 2.02 |
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