基于静态沉降试验的全尾砂浓密技术参数预测
|
刘奇,岑佑华,刘东锐,罗卫兵,徐喜
|
Prediction of Technical Parameters of Full Tailings Thickening Based on Static Settlement Test
|
Qi LIU,Youhua CEN,Dongrui LIU,Weibing LUO,Xi XU
|
|
表3 9个矿山的计算结果与试验结果对比
|
Table 3 Comparison of calculation results with test results of 9 mines
|
|
矿山编号 | 真密度 /(g·cm-3) | 中值粒径d50 | 控制粒径d60 | 底流浓度/% | 单位面积尾砂通过量/(t·m-2·h-1) |
---|
试验值 | 计算值 | 相对误差 | 试验值 | 计算值 | 相对误差 |
---|
矿山1 | 1.010 | 0.0282 | 0.0391 | 53.1 | 50.35 | 5.18 | 2.75 | 2.74 | 0.54% | 矿山2 | 1.611 | 0.0335 | 0.0423 | 53.5 | 53.81 | 0.58 | 4.30 | 4.30 | 0.05% | 矿山3 | 1.322 | 0.0217 | 0.0302 | 42.7 | 44.06 | 3.18 | 3.65 | 3.63 | 0.62% | 矿山4 | 1.871 | 0.0492 | 0.0625 | 59.5 | 58.58 | 1.55 | 5.95 | 5.61 | 5.67% | 矿山5 | 1.880 | 0.0443 | 0.0540 | 55.3 | 57.70 | 4.35 | 5.47 | 5.31 | 2.85% | 矿山6 | 1.560 | 0.0548 | 0.0723 | 59.3 | 59.22 | 0.13 | 4.76 | 4.96 | 4.30% | 矿山7 | 1.689 | 0.1088 | 0.1407 | 68.0 | 67.26 | 1.10 | 6.68 | 6.64 | 0.63% | 矿山8 | 1.451 | 0.1012 | 0.1288 | 64.7 | 66.22 | 2.34 | 5.30 | 5.52 | 4.21% | 矿山9 | 2.009 | 0.0847 | 0.1055 | 63.8 | 62.79 | 1.59 | 7.27 | 7.34 | 0.91% |
|
|
|