组设计300万吨年动力煤选煤厂初步设计原始

1、300 万吨/年动力煤选煤厂初步设计原始资料表1筛分总样化验结果表2 原煤筛分实验粒级 mm产品数量灰份Ad，%校正后Ad，%M，kgR，%123456煤.11315.47夹矸煤17.07132.20矸石99.45982.81小计336.64336.1910050煤428.07320.04夹矸煤17.13737.45矸石231.3384.09小计676.5442.39小计.18340.36去矸后小计.39419.35矸石小计330.78983.715025煤970.38936.662513煤999.79935.59136煤1138.32628.7963煤1038.98422.6430.5煤20

2、61.47620.300.50煤710.71916.92500 小计6919.69326.20总计7932.87628.01筛分前煤样7945.55627.67误差12.680.34除矸后煤样7602.08725.59化验项目MadAdVdafSt,dQgr,d胶质层粘结性指数煤样%MjkgX mmY mm毛煤1.427.6741.830.1927.818净煤0.898.2342.590.1639955表 3 50mm 煤与夹矸煤破碎后筛分试验表表4 500mm 自然级与破碎级筛分综合表粒度级 mm自然级破碎级综合级校正后 灰分 Ad，%数量灰分Ad，%数量灰分Ad，%数量灰分Ad，%占本级，

3、%占全样，%占本级，%占全样，%占本级，%占全样，%1234567891011502525131366330.50.50合计粒度级mm数量灰分Ad，%校正后Ad，%占本级，%占全样，%502541.403.5622.9522.58251324.272.0918.4818.1113614.641.2617.3316.96637.700.6614.8814.5130.59.710.8413.8113.440.502.280.2015.6315.26合计100.008.6119.3618.99表5 00.5 自然级与破碎级筛分综合表表6 自然级500.5mm 浮沉综合表密度级mm5025251313

4、6数量灰分%数量灰分%数量灰分%占本级%占全样%占本级%占全样%占本级%占全样%1.3013.656.7012.115.9918.183.991.31.437.0912.0840.7811.8241.2510.871.41.512.8623.0410.8623.1012.9422.731.51.62.2435.302.7536.062.7035.831.61.82.7748.372.9047.772.4846.171.8031.3883.3030.6182.5122.4681.59小计100.0036.15100.0035.67100.0028.60占总计98.1236.1596.6935.6

5、797.7628.60煤泥1.8838.503.3133.772.2436.22总计100.0036.68100.0035.61100.0028.77粒度级mm自然级破碎级综合级校正后数量灰分Ad，%数量灰分Ad，%数量灰分Ad，%灰分Ad，%占本级，%占全样，%占本级，%占全样，%占本级，%占全样，%1234567891011+0.51.7616.691.3911.790.50.2523.8515.9619.1113.110.250.12526.7317.3626.2914.770.1250.0753.8419.258.0719.610.0750.04511.1717.2211.5616.2

6、6-0.04532.6616.7133.5818.16合计100.0016.88100.0016.09表2-6 破碎级500.5mm密度级 mm50252513136数量灰分%数量灰分%数量灰分%占本级%占全样%占本级%占全样%占本级%占全样%1.306.487.554.475.9011.684.991.3-1.451.5511.8760.1111.1256.5110.441.4-1.521.0923.3718.8023.0515.3123.091.5-1.64.2535.984.0336.823.2834.721.6-1.86.2147.214.7946.753.9548.591.8010.

7、4166.177.8070.269.2673.33小计100.0022.92100.0020.33100.0020.16占总计99.5422.9299.4120.3399.4420.16煤泥0.4632.840.5927.220.5630.13总计100.0022.94100.0020.39100.0020.17密度级mm6330.5500.5密度级mm密度级mm密度级mm密度级mm密度级mm密度级mm占本级%占全样%占本级%占全样%占本级%占全样%1.3028.803.5831.224.2422.434.461.31.436.5310.1636.208.6138.1010.421.41.51

8、3.4321.6913.9520.5212.9821.891.51.63.0734.763.6333.172.9934.581.61.82.6044.512.4646.042.6046.521.8015.5778.9612.5476.5220.8980.92小计100.0022.17100.019.21100.026.96占总计94.5922.1792.5119.2195.3626.96煤泥5.4129.907.4933.244.6433.24总计100.0022.59100.020.26100.027.25表2-7 500.5mm 自然级与破碎级综合表密度级 mm5025mm2513mm13

9、6mm数量灰分%数量灰分%数量灰分%占本级%占全样%占本级%占全样%占本级%占全样%1.301.3-1.41.4-1.51.5-1.61.6-1.81.80小计占总计煤泥总计密度级mm6330.5500.5数量灰分%数量灰分%数量灰分%占本级%占全样%占本级%占全样%占本级%占全样%1.3019.054.9619.823.769.095.611.3-1.457.048.7557.506.4055.5010.631.4-1.510.3822.829.7122.3817.7023.191.5-1.62.6836.092.6033.643.7136.221.6-1.83.0847.142.3647.

10、554.9047.281.807.7674.128.0173.769.2168.96小计100.0016.57100.017.49100.020.53占总计99.4516.5798.8017.4999.4120.53煤泥0.5535.461.2028.240.5829.58总计100.0016.76100.017.61100.020.58表2-9 原煤500.5mm 浮沉实验综合表密度级浮沉物浮物累计沉物累计分选密度占本级%占全样%灰分%产率%灰分%产率%灰分%密度%产率%1.301.31.41.41.51.51.61.61.81.80小计密度级 mm63mm30.5mm500.5mm校 正数量灰分%数量灰分%数量灰分%数量灰分%占本级%占全样%占本级%占全样%占本级%占全样%占本级%占全样%1.301.3-1.41.4-1.51.5-1.61.6-1.81.80小计占总计煤泥总计设计任务书说明1、主要产品为动力煤，精煤灰分小于12 ；矸石灰分大于80。2、根据各表中所给出的煤样各级别重量，计算各级别产率，重新填入新表中（自己制表）3、综合入选原料煤浮沉组成试验结果表，绘制可选性曲线，计算理论分选指标并填入理论平衡表中4、计算入浮煤泥含量，填入煤泥计算表中。浮选精煤可燃体回收率为75。5、根据所给