重介旋流器评定报告

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1、表1重选设备工艺性能评定报告表试验编号试验地点赵官煤矿选煤厂试验日期2011.8概况分选产品，％计算入料的可选性设备型号及规格FZJ-1000粗精煤肝石理论精煤产率，％73.74入料煤种气煤产率灰分产率灰分理论分选密度，Kg/L1.493入料粒度，mm50-1.573.3511.0326.6534.61±0.1含量，%40.5入料灰分，％17.32均方差1.59分选效果作业性质分选密度，Kg/L可能偏差(£),Kg/L0.03处理能力，t/h6001.5不完善度(刀0.06试验历经时间，h4数量效率(「)，％99.47备注：分

2、配密度下的总错配物含量(mo),%4.00等误密度，Kg/L1.494表2入料和产品的密度分析密度级(Kg/L)粗精煤精煤中煤产率％灰分％产率％灰分％产率％灰分％-1.3011.044.5010.654.030.000.001.3-1.447.559.6565.649.750.2915.171.4-1.4511.0416.4814.4316.030.5919.961.45-1.57.3619.839.2820.395.9023.711.5-1.69.5125.560.000.0031.2727.611.6-1.77.0633.

3、460.000.0029.7934.891.7-1.86.4440.930.000.0025.0742.491.8-2.00.000.000.000.007.0847.532.000.000.000.000.000.000.00合计100.0015.79100.0011.03100.0034.61表3分选产品产率计算密度级(Kg/L)GojOuGoj_G2jGij-Gzj(Goj-G2j)X(Gij-G2j)(Gij-G2j)2-1.3011.0410.650.0011.0410.65117.64113.481.3-1.447

4、.5565.640.2947.2565.343087.424269.411.4-1.4511.0414.430.5910.4513.84144.70191.631.45-1.57.369.285.901.463.384.9411.421.5-1.69.510.0031.27-21.76-31.27680.38977.721.6-1.77.060.0029.79-22.74-29.79677.45887.651.7-1.86.440.0025.07-18.63-25.07467.17628.691.8-2.00.000.007.

5、08-7.08-7.0850.1250.122.000.000.000.000.000.000.000.00合计100.00100.00100.005229.837130.13注：=-^-x100=73.35%/2=100-/,=26.65%g】igoign表4平均方差及分配率的计算密度级(Kg/L)入料％计算入料离差离方差平均密度(Kg/L)分配率％精煤中煤第一段-1.307.810.007.81-3.2310.431.250.001.3-1.448.140.0848.220.680.461.350.001.4-1.4510

6、.590.1610.74-0.300.091.421.461.45-1.56.811.57&381.021.031.4718.771.5-1.60.008.33&33-1.181.381.55100.001.6-1.70.007.947.940.880.781.65100.001.7-1.80.006.686.680.240.061.75100.001.8-2.00.001.891.891.893.562.000.000.000.000.000.00合计73.3526.65100.000.0017.79汪：+占傀fJH59表5

7、计算入料的生成密度级(Kg/L)精煤中煤计算入料产率％灰分％产率％灰分％产率％灰分％-1.307.814.030.000.007.814.031.3-1.448.149.750.0815.1748.229.761.4-1.4510.5916.030.1619.9610.7416.091.45-1.56.8120.391.5723.718.3821.011.5-1.60.000.00&3327.618.3327.611.6-1.70.000.007.9434.897.9434.891.7-1.80.000.006.6842.49

8、6.6842.491.8-2.00.000.001.8947.531.8947.532.000.000.000.000.000.000.00合计73.3511.0326.6534.61100.0017.32表6计算入料的可选性密度级(Kg/L)产率％灰分％浮物累计沉物累计±0