2009年10月 云南化工 Oct.2009 第36卷第5期 YunnanChemicalTechnology Vol.36,No.5 刘丽芬,罗廉明,赵风婷,赵 靖,李海兵(,650113):2009-08-05 :2009-09-03:(1968-),,,,。 : 200/,,,,。: ;;: X751 : A : 1004-275X(2009)05-0063-03 ,,200/-,,,,,,,,,,、,,。,,,,。1 1.1 ,,,-1。1 Table1 Comparisontestresultsbetweenclarifiedwaterandrecyclewaterγ/%/%P2O5MgOε/%/%E=(ε-γ) 61.8514.4623.69100.0031.2312.258.4023.080.6883.707.688.62100.0021.85 43.5040.0016.50100.0031.7022.365.0123.561.2558.5337.933.51100.0015.03 62.8614.6922.45100.0031.6813.057.4223.490.8684.788.137.09100.0021.921:,、、,,、、,,。1.2 ,、,,,,2。2 Table2 Testresultwiththeincreasingamountofcollector/(kg/t)γ/%/%P2O5MgOε/%/%E=(ε-γ)2.40 60.7314.1725.10100.0032.3311.308.2223.300.5884.276.878.86100.0023.54YP2-16.0 62.8613.4523.69100.0030.7911.209.8323.190.8783.466.5010.04100.0020.602:-,2.0,,、、,、,,,。1.3 (1)(SO42-、PO43-),[1],,,,,,,Ca2+,Ca2+,,Na2CO3Ca2+,,::Ca2++SO42-CaSO4↑3Ca2++2PO42-Ca3(PO4)2↑:Ca2++CO2-=CaCO3↑(2),,、,,pH,,,,Na2CO3,3。3 Table3 ResultoftherecyclewatertreatmentMg/LCa2+Fe3+Al3+Na+Mg2+pHNa2CO3 /(kg/m3) 42.570.290.006.8531.53 7.90 317.500.290.51209.80267.80 9.01#204.600.430.42461.60258.20 10.41 0.052#77.910.320.00689.90239.70 10.80 0.103#45.740.310.30934.20225.20 11.30 0.154#38.540.420.401025.10203.30 11.40 0.205#11.460.620.591150.00190.00 11.61 0.256#9.780.450.621118.05186.23 11.80 0.30 [1],,4。·64·云南化工 2009年第5期 4 Table4 Resultoftherecyclewateraftertreatmentγ/%/%P2O5MgOε/%/%E=(ε-γ) 60.7314.1725.10100.0032.3311.308.2223.300.5884.276.878.86100.0023.541# 51.7929.4818.73100.0032.0518.766.7723.401.1370.9423.645.42100.0019.152# 52.8224.6022.58100.0032.6518.028.1223.511.1073.3518.857.80100.0020.533# 45.9727.0227.01100.0033.2019.248.8922.860.5466.7622.7410.50100.0020.794# 49.2028.4022.40100.0032.5019.877.9823.420.5068.2724.097.6323.4219.075# 59.4416.2724.29100.0031.9213.357.9823.080.5982.199.418.40100.006# 57.6511.7630.59100.0031.2211.3512.9823.301.2577.235.7317.04100.0019.584:,,5#,;,3#、4#,5#Ca2+,6#Ca2+,,Na2CO3,,,,,,。2 (1),。,,,,“”,。(2)SO42-、PO43-、,,,。,,pH。(3),,,pH9.5~10.0,pH9.0,,:①,、,,;②,,,,,,,。:[1] .[M].:,2003.StudyontheProposalfortheApplicationofRecycleWaterfromTailingDamintheFlotationPlantatHaiKouLIULi-fen,LUOLian-ming,ZHAOFeng-ting,ZHAOJing,LIHai-bing(YunnanPhosphorousChemicalGroupCo.Ltd.ResearchManufacturingCenter,Kunming650113,China)Abstract: AfterwaterttreatmentoftheclarifiedwaterfromtailingdamintheflotationPlantwithannualproductioncapabilityof2miniontonatHaiKouinYunnanPhosphorousChemicalGroupCo.Ltd.,theadverseions,harmfultothedi-rectfloatingperformance,canberemoved.Inthisway,therecyclewatercanbereusedforthefloatingperformance,andzerodischargeoftailingwaterisrealized.Keywords: recyclewaterfromtailingdam;adverseions;watertreatment·65· 2009年第5期 刘丽芬等:海口浮选厂尾矿库回水利用方案探讨