金礦浮選廠工藝中礦漿的計算工程案例目錄TOC\o"1-3"\h\u21835金礦浮選廠工藝中礦漿的計算工程案例 19918一、計算磨礦流程中的礦漿 19292二、浮選流程礦漿的計算 22722三、水平衡的計算 7一、計算磨礦流程中的礦漿（1）根據現(xiàn)有數據，參考現(xiàn)場生產活動數據來確定分級操作的濃度和產品濃度；；；。（2）原礦：R6=(1-C6)/C6=（1-0.98）/0.98=0.02；磨礦：R10(1-C10)/C10=（1-0.65）/0.65=0.54；溢流：R8=(1-C8)/C8=（1-0.45）/0.45=1.22；反砂：R9=(1-C9)/C9=（1-0.75）/0.75=0.33。（3）計算球磨分級作業(yè)和產物水量：原礦：W6=Q6R6=12.50.02=0.25t/h；磨礦：W10=Q10R10=16.670.53=8.84t/h；溢流：W8=Q8R8=12.51.22=15.25t/h；反砂：W9=Q9R9=16.670.33=5.50t/h。（4）計算球磨分級作業(yè)和產物補加水：球磨總補加水量：LQ=W8-W6=15.25-0.25=15t/h；分級補加水量：LⅢ=W8+W9-W6-W10=15.25+5.50-0.25-8.84=11.66t/h；磨礦補加水量：LⅣ=W10-W9=8.84-5.50=1.67t/h（5）計算球磨分級和產物礦漿體積：V6=Q6(R6+1/)=(0.59+1/4.3)=30.85m3/hV8=Q8(R8+1/)=12.5(1.22+1/4.3)=18.16m3/hV9=Q9(R9+1/)=25(0.33+1/4.3)=14.06m3/hV10=Q10(R10+1/)=(0.43+1/4.3)=16.56m3/h（6）表2-3所示為球磨流程礦漿指標：表2-3球磨流程礦漿指標表編號C/%RW/t·h-1V/m3·h-16980.020.2530.858451.2215.2518.169750.335.5014.0610650.548.8416.56二、浮選流程礦漿的計算（1）參考現(xiàn)場生產活動數據，并根據現(xiàn)有數據確定浮選工藝操作的濃度和產品濃度①作業(yè)濃度：；；；；；。②精礦產品濃度：粗選精礦：C748.00%；精選一精礦：C1139.00%；精選二精礦：C1739.00%；掃選一精礦：C1435.00%；掃選二精礦：C2033.00%；掃選三精礦：C2230.00%（2）計算已確定濃度作業(yè)和產物液固比：RC(1CC)/CC（1-0.40）/0.401.50RJ1(1CJ1)/CJ1（1-0.32）/0.322.13RJ2(1CJ2)/CJ2（1-0.32）/0.322.13RS1(1CS1)/CS1（1-0.38）/0.381.63RS2(1CS2)/CS2（1-0.38）/0.381.63RS3(1CS3)/CS3（1-0.38）/0.381.63R7(1C7)/C7（1-0.48）/0.481.08R11(1C11)/C11（1-0.39）/0.391.56R17(1C17)/C17（1-0.39）/0.391.56R35(1C35)/C35（1-0.35）/0.351.86R20(1C20)/C20（1-0.33）/0.332.03R22(1C22)/C22（1-0.30）/0.302.33（3）計算各段作業(yè)和產物水量：①已知其液固比，可求其水量：WCQ6RC15.461.5023.19t/hWJ1Q9RJ12.042.134.35t/hWJ2Q11RJ21.382.132.94t/hWS1Q10RS114.141.6323.05t/hWS2Q16RS213.321.6321.71t/hWS3Q20RS312.051.6319.64t/hW7Q7R71.771.081.91t/hW11Q11R111.381.562.15t/hW17Q17R171.111.561.73t/hW13Q13R131.261.862.34t/hW19Q19R191.272.032.58t/hW21Q21R210.452.331.05t/hW22Q22R2211.392.3326.54t/h②未知其液固比，可求其水量：W8WC-W723.191.9121.28t/hW12WJ1-W114.352.152.2t/hW18WJ2-W192.94-2.580.36t/hW14WS1-W1323.052.3420.71t/hW20WS2-W1921.712.5819.13t/hW15W12W132.22.344.54t/hW9W7W181.910.362.27t/hW6W4W1515.254.5419.79t/hW16W14W2120.171.0521.22t/hW10W19W82.5821.2823.86t/h（4）計算其余產物濃度、液固比：①計算其余產物濃度：C6Q6/(Q6W6)15.46/(15.4619.79)100%43.56%C7Q7/(Q7W7)1.77/(1.771.91)100%48.10%C8Q8/(Q8W8)13.69/(13.6921.28)100%39.15%C9Q9/(Q9W9)2.04/(2.042.58)100%44.16%C10Q10/(Q10W10)14.14/(14.1423.86)100%37.21%C11Q11/(Q11W11)1.38/(1.382.15)100%39.09%C12Q12/(Q12W12)0.66/(0.662.2)100%23.08%C13Q13/(Q13W13)1.26/(1.26)100%35.00%C14Q14/(Q14W14)12.88/(12.8820.71)100%38.34%C15Q15/(Q15W15)1.92/(1.924.54)100%29.72%C16Q16/(Q16W16)13.32/(13.3221.22)100%38.56%C17Q17/(Q17W17)1.11/(1.111.73)100%39.08%C18Q18/(Q18W18)0.28/(0.280.36)100%43.75%C19Q19/(Q19W19)1.27/(1.272.58)100%32.99%C20Q20/(Q20W20)12.05/(12.0519.13)100%38.65%C21Q21/(Q21W21)0.45/(0.451.05)100%30.00%C22Q22/(Q22W22)11.39/(11.39)100%30.03%②計算其余產物液固比：R6(1C6)/C6（1-0.4386）/0.43861.28R7(1C7)/C7（1-0.4810）/0.48101.08R8(1C8)/C8（1-0.3915）/0.39151.55R9(1C9)/C9（1-0.4416）/0.44161.26R10(1C10)/C10（1-0.3721）/0.37211.69R11(1C11)/C11（1-0.3909）/0.39091.58R12(1C12)/C12（1-0.2308）/0.23083.33R13(1C13)/C13（1-0.3500）/0.35001.86R14(1C14)/C14（1-0.3834）/0.38341.61R15(1C15)/C15（1-0.2972）/0.29722.36R16(1C16)/C16（1-0.3856）/0.3856=1.59R17(1C17)/C17（1-0.3908）/0.39081.56R18(1C18)/C18（1-0.4375）/0.43751.29R19(1C19)/C19（1-0.3299）/0.3299=2.03R20(1C20)/C20（1-0.3865）/0.3865=1.59R21(1C21)/C21（1-0.3000）/0.3000=2.33R22(1C22)/C22（1-0.3003）/0.30032.33（5）計算各段作業(yè)和產物補加水：浮選總補加水量：LFW17W22W41.7326.5415.2513.02t/h；粗選補加水量：LCWCW623.1919.793.40t/h；精選一補加水量：LJ1WJ1W94.352.272.08t/h；精選二補加水量：LJ2WJ2W112.940.79t/h；掃選一作業(yè)補加水量：LS1WS1W1023.8623.050.81t/h；掃選二作業(yè)補加水量：LS2WS2W1621.7121.220.49t/h；掃選三作業(yè)補加水量：LS3WS3W2019.6419.130.51t/h。（6）計算各段作業(yè)和產物礦漿體積：V6Q6(R61/)15.46(1.281/4.3)23.38m3/hVCQ6(RC1/)15.46(1.501/4.3)26.79m3/hV7Q7(R71/)1.77(1.081/4.3)2.32m3/hV8Q8(R81/)13.69(1.551/4.3)24.40m3/hV9Q9(R91/)2.04(1.261/4.3)3.04m3/hVJ1Q9(RJ11/)2.04(2.131/4.3)4.82m3/hV10Q10(R101/)14.14(1.691/4.3)27.18m3/hVS1Q10(RS11/)14.14(1.631/4.3)26.34m3/hV11Q11(R111/)1.38(1.581/4.3)2.50m3/hVJ2Q11(RJ21/)1.38(2.131/4.3)3.26m3/hV12Q12(R121/)0.66(3.331/4.3)2.35m3/hV13Q13(R131/)1.26(1.861/4.3)2.64m3/hV14Q14(R141/)12.88(1.611/4.3)23.77m3/hV15Q15(R151/)1.92(2.361/4.3)4.98m3/hV16Q16(R161/)13.32(1.591/4.3)24.2m3/hVS2Q16(RS21/)13.32(1.631/4.3)24.77m3/hV17Q17(R171/)1.11(4.651/4.3)5.42m3/hV18Q18(R181/)0.28(1.291/4.3)0.43m3/hV19Q19(R191/)1.27(2.031/4.3)2.87m3/hV20Q20(R201/)12.05(1.591/4.3)22.05m3/hVS3Q20(RS31/)(1.631/4.3)22.54m3/hV21Q21(R211/)0.45(2.331/4.3)1.15m3/hV22Q22(R221/)11.39(2.331/4.3)29.2m3/h、（7）如表2-4所示浮選流程中的產物指標：表2-4浮選流程產物指標表編號C/%RW/t·h-1V/m3·h-1C401.5023.1926.79J132.002.134.354.82J232.002.132.943.26S138.001.6323.0526.34S238.001.6321.7124.77S338.001.6319.6422.54643.561.2815.4623.38748.101.081.912.32839.151.5521.2824.40944.161.262.273.041037.211.6923.8627.181139.091.582.152.501223.083.332.22.351335.001.862.342.641438.341.6120.7123.771529.722.364.544.981638.561.5921.2224.21739.081.561.735.421843