通过全矿目前水平衡计算-可以看出-由于矿井涌水量的减.doc

单身宿舍用水食堂用水4.377.8117.521.8739.0531.24日常生活6.2531.2424.99浴室110.593.9316.56洗衣房用水66.1252.913.22锅炉房用水4.81.63.2井下除尘洒水727煤壁注水2525防火灌浆用水5050瓦斯抽采站用水10.510.5除尘洒水、绿化6060道路洒水3030612矿井水生活污水处理站职工生活用水食堂用水0.380.85单身宿舍1.13浴室1.31洗衣房用水0.19选煤厂补充水425.44222.167.177.555.654.8021.5222.6524.9726.283.683.8762.14284.392.16高位生活水池425.44选煤厂煤矿图3.4-1 本项目非采暖期水平衡图 单位：m3/d471.92清泉湖地表水141.14清泉湖地表水66.0高位生活水池备注新鲜水废水回用水矿井水处理站612190537单身宿舍用水食堂用水4.377.8117.521.8739.0531.24日常生活6.2531.2424.99浴室110.593.9316.56洗衣房用水66.1252.913.22锅炉房用水76.823.0453.76井下除尘洒水537727煤壁注水2525防火灌浆用水5050瓦斯抽采站用水10.510.5道路洒水30612矿井水生活污水处理站职工生活用水食堂用水0.380.85单身宿舍1.13浴室1.31洗衣房用水0.19选煤厂补充水425.44233.67.177.555.654.8021.5222.6524.9726.283.683.8763.1296.792.16高位生活水池425.44选煤厂煤矿图3.4-2 本项目采暖期水平衡图 单位：m3/d483.92清泉湖地表水128.74清泉湖地表水85.2高位生活水池备注新鲜水废水回用水矿井水处理站61230锅炉房用水0.9619.218.24190单身宿舍用水食堂用水4.377.8117.521.8739.0531.24日常生活6.2531.2424.99浴室110.593.9316.56洗衣房用水66.1252.913.22锅炉房用水4.81.63.2井下除尘洒水727727煤壁注水2525防火灌浆用水5050瓦斯抽采站用水10.510.5除尘洒水、绿化6060道路洒水301920矿井水生活污水处理站职工生活用水食堂用水0.380.85单身宿舍1.13浴室1.31洗衣房用水0.19选煤厂补充水525.29220.567.177.555.654.8021.5222.6524.9726.283.683.8771.54292.1092.16高位生活水池525.29选煤厂煤矿图3.4-3 本项目环评报告非采暖期水平衡图 单位：m3/d53.25高位生活水池矿井水处理站212530其他用水0.509.419.90其它用水45.9613.79823.89995.1232.17外来煤受煤区域除尘用水3.63.6输煤走廊、转载点喷雾洒水10.010.0道路洒水5.05.0绿化洒水12.4012.40山西梗阳煤焦化股份有限公司559.7264.19备注新鲜水废水回用水单身宿舍用水食堂用水4.377.8117.521.8739.0531.24日常生活6.2531.2424.99浴室110.593.9316.56洗衣房用水66.1252.913.22锅炉房用水76.823.0453.76井下除尘洒水727727煤壁注水2525防火灌浆用水5050瓦斯抽采站用水10.510.5除尘洒水、绿化6060道路洒水301920矿井水生活污水处理站职工生活用水食堂用水0.380.85单身宿舍1.13浴室1.31洗衣房用水0.19选煤厂补充水525.29220.567.177.555.654.8021.5222.6524.9726.283.683.8774.28294.8492.16高位生活水池525.29选煤厂煤矿图3.4-4 本项目环评报告采暖期水平衡图 单位：m3/d53.25高位生活水池矿井水处理站212530其他用水0.6412.1412.78其它用水65.7419.72822.4958.3446.02外来煤受煤区域除尘用水3.61.63输煤走廊、转载点喷雾洒水10.010.0道路洒水5.05.0山西梗阳煤焦化股份有限公司575.32247.0820.21软化系统锅炉用水19.2018.841.010.961.97备注新鲜水废水回用水通过全矿目前水平衡计算，可以看出，由于矿井涌水量的减少，本矿生活污水和矿井水能够做到全部回用，无废水外排。3.5生产工艺3.5.1煤质及可选性1.煤的可选性1)筛分资料的采用和调整表3.5-1 原煤筛分试验报告表测试编号1670002送样单位山西清徐梗阳煤焦化集团麦掌地煤矿筛分前煤样总重5300.0kg煤层2#粒级mm产物名称产率质量Qgr,d质量占全样筛上累计MadAdSt,dkg%MJ/kg100手选煤148.02.8400.907.330.5733.80夹矸煤0.00.0000.000.000.000.00矸石157.03.0120.7087.882.471.65硫铁矿0.00.0000.000.000.000.00小计305.05.8525.850.8048.791.5417.25100-50手选煤290.05.5640.528.830.7633.30夹矸煤0.00.0000.000.000.000.00矸石91.01.7460.9087.390.671.96硫铁矿0.00.0000.000.000.000.00小计381.07.31013.160.6127.590.7425.82+50合计686.013.16213.160.6937.021.1022.0150-25煤583.211.19024.350.5442.050.8019.9925-13煤794.515.24439.600.7036.370.8921.2213-6煤1009.719.37358.970.8233.830.4822.926-3煤660.212.66771.640.7632.121.1923.853-1煤860.216.50488.141.2031.830.6124.231-0.5煤144.02.76390.900.7230.200.6224.830.5-0煤474.19.097100.000.9834.460.6522.81500合计4526.086.8380.8434.660.7422.68毛煤总计5212.0100.0000.8234.970.7922.59原煤总计(除去大于50mm级矸石和硫铁矿)4964.095.2420.8232.330.7423.63表3.5-2 原煤筛分试验报告调整表粒级mm产物名称产率质量质量占全样筛上累计MadAdSt,dkg%100手选煤148.02.8402.840.685.370.57夹矸煤0.00.0002.840.000.000.00矸石157.03.0125.850.4885.922.48硫铁矿0.00.0005.850.000.000.00小计305.05.8525.850.5846.831.55100-50手选煤290.05.56411.420.306.870.77夹矸煤0.00.00011.420.000.000.00矸石91.01.74613.160.6885.430.68硫铁矿0.00.00013.160.000.000.00小计381.07.31013.160.3925.630.75+50合计686.013.16213.160.4735.061.1150-25煤583.211.19024.350.3240.090.8125-13煤794.515.24439.600.4834.420.9013-6煤1009.719.37358.970.6031.870.496-3煤660.212.66771.640.5430.171.203-1煤860.216.50488.140.9829.880.621-0.5煤144.02.76390.900.5028.240.630.5-0煤474.19.097100.000.7632.500.66500合计4526.086.8380.6232.700.75毛煤总计5212.0100.0000.6033.010.80原煤总计(除去大于50mm级矸石和硫铁矿)4964.095.2420.6030.380.75表3.5-3 原煤破碎级筛分试验报告粒度煤样重量(产率%)质量50-0mm重量kg占50-0.5产率%占全样产率%筛上累计%Mad%Ad%St,d%Qgr,v,d50-25379.6076.2910.04176.290.4641.210.5819.2525-1353.8010.811.42387.100.4029.900.5724.9613-627.605.550.73092.640.4023.910.9427.296-317.803.580.47196.220.4018.300.5229.273-18.401.690.22297.910.5517.420.5229.771-0.58.201.650.21799.560.5816.700.5329.880.5-02.200.440.058100.000.6023.080.6027.5150-0(合计)497.60100.0013.1620.4537.320.6021.06表3.5-4 原煤破碎级筛分试验报告调整表粒度煤样重量(产率%)质量50-0mm重量kg占50-0.5产率%占全样产率%筛上累计%Mad%Ad%St,d%Qgr,v,d50-25379.6076.2910.04176.290.4638.950.5819.2525-1353.8010.811.42387.100.4027.640.5724.9613-627.605.550.73092.640.4021.640.9427.296-317.803.580.47196.220.4016.040.5229.273-18.401.690.22297.910.5515.150.5229.771-0.58.201.650.21799.560.5814.430.5329.880.5-02.200.440.058100.000.6020.810.6027.5150-0(合计)497.60100.0013.1620.4535.060.6021.062)筛分试验资料分析a)从表3-1-4中可以看出，原煤灰分为33.01%，硫分为0.80%，属于中高灰、低硫煤。b)+50mm的块煤含量为13.62%,灰分35.06%，硫分1.11%。说明块煤产率较高，煤较硬，硫分高于毛煤。c)从各粒级来看，原煤中其主导粒级为13-6mm，含量为19.37%，灰分为31.87%，其次为3-1mm粒级，含量为16.50%，灰分为29.88%。+13mm以上粒级灰分高于原为基灰分，说明块煤中矸石较多，宜先进行块煤排矸。d)-0.5mm级的原生煤泥含量为9.10%，灰分为32.50%，灰分相对较高，说明原生煤泥中夹有细泥，脱泥是必要的。e)发热量属中高发热量。3.浮沉试验资料1)浮沉试验资料的调整表3.5-5 100-13mm浮沉试验综合表(校正)粒度级/mm100-25mm25-13mm100-13mm密度级/kg/L占本级/%占全样/%灰分/%占本级/%占全样/%灰分/%占本级/%占全样/%灰分/%-1.31.610.304.103.610.543.802.500.843.901.30-1.4058.3410.756.1454.178.136.2256.4718.886.171.401.503.400.6314.794.290.6415.043.801.2714.921.501.600.970.1823.720.870.1325.760.930.3124.581.601.700.450.0832.710.310.0532.460.390.1332.621.701.800.780.1438.680.440.0740.900.630.2139.371.802.00.300.0645.010.890.1346.850.570.1946.31234.166.2986.2335.435.3283.2334.7311.6184.86小计100.0018.4334.43100.0015.0134.5710033.4434.49浮沉煤泥0.380.0721.331.510.2324.650.890.3023.87总计100.0018.5034.38100.0015.2434.4210033.7434.40表3.5-6 13-0.5mm浮沉试验综合表(校正)粒度级/mm13-6mm6-3mm3-1mm1-0.5mm13-0.5mm密度级/kg/L占本级/%占全样/%灰分/%占本级/%占全样/%灰分/%占本级/%占全样/%灰分/%占本级/%占全样/%灰分/%占本级/%占全样/%灰分/%-1.39.431.822.8118.472.313.8535.705.824.6538.860.984.7021.5810.934.181.30-1.4049.599.575.6940.925.135.6026.414.315.8828.190.714.8938.9219.715.681.401.504.650.9015.094.910.6215.665.780.9416.463.050.0812.455.002.5315.661.501.601.160.2225.112.100.2623.241.650.2729.860.760.0220.881.530.7826.021.601.700.650.1232.740.700.0934.601.240.2041.910.760.0227.990.860.4337.181.701.800.650.1239.910.470.0642.080.830.1351.600.380.0133.720.650.3344.921.802.00.810.1650.451.100.1458.271.180.1966.001.570.0450.231.040.5358.16233.066.3881.4231.323.9279.2527.224.4486.1626.430.6786.6530.4215.4182.46小计100.0019.3031.89100.0012.5230.17100.0016.3029.85100.002.5227.7910050.6530.60浮沉煤泥0.370.0727.581.130.1429.641.210.2032.248.820.2432.941.280.6631.42总计100.0019.3731.87100.0012.6730.17100.0016.5029.88100.002.7628.2410051.3130.612)浮沉试验资料分析a)从综合级浮沉试验结果中看出，其主导密度级为1.3-1.4kg/L，其次为2kg/L密度级。中间各级产率很少，易于排矸。b)13-0.5mm密度级-1.3kg/L含量为10.93%，灰分为4.18%，说明要生产低灰精煤没有可能。c)各级浮沉煤泥含量较少，块煤泥化较轻，3mm以下泥化较严重，因此，脱泥有利于减少煤泥泥化现象。2.小筛分小浮沉表3.5-7 小筛分试验报告表粒级(mm)产率质量占本级占全样筛上累计Mad%Ad%St,d%Qgr,dMJ/Kg(%)(%)(%)水分灰分全硫发热量0.50.500-0.25015.001.36515.000.6929.750.6324.2500.250-0.12550.004.54865.000.8633.190.6722.9480.125-0.07510.000.91075.000.8533.470.7122.7180.075-0.04515.001.36590.001.4633.220.7723.1390.04510.000.910100.001.2331.020.7523.531合计100.009.0970.9632.490.6923.207表3.5-8 小浮沉试验报告表密度级(kg/l)重量质量累计(g)占本级占全样Ad%Sd%浮物(%)沉物(%)(%)(%)灰分全硫产率Ad(灰分)Sd(全硫)产率Ad(灰分)Sd(全硫)1234567891011122.0027.9828.223.18086.240.00100.033.910.0028.2286.240.00合计99.15100.011.2733.91