高锰酸钾在邯郸市地表水厂中除锰的生产性应用时真男

:2004-02-11:(1969-),,,,。:1007-6743(2004)02-0009-03时真男1,蔡振宇1,李思敏1,尹莲凤2,张志刚3(1.,056038;2.,056003;3.,056002):本文介绍了高锰酸钾除锰的作用机理及其在实际生产中的应用。当地表水源水中锰含量为0.13mg/L～0.53mg/L,其超标范围为30%～430%时,投加适量的KMnO4经处理后,滤池出水中的锰含量0.1mg/L,符合国家《生活饮用水卫生标准》(GB5749-85)。该方法操作简单,运行管理方便,投资少,除锰效果良好。:关键词:高锰酸钾;二价锰;二氧化锰:TU991.2　　　　　　　　:A,10m3/d,20m3/d。,。,,、、,。、、,+2+4,+4,,pH-。、。,,。0.15mg/L,,。,,。、、,,,,,。,,pH,,,,。,7、8、90.13mg/L～0.53mg/L,30%～430%。。,,,,,。11.1,,,“”。,,pH。,,。21　2　　　　　　　　　　　　　　　　　　　　　　　　　　　Vol.21　No.220046　　　　　Journal　of　Hebei　Institute　of　Architectural　Science　and　Technology　　　　　Jun.20041.2,、、,pH,,、、、。,,。,pH(6.5),,,,,。。,,,,　　　　3Mn2++2KMnO4+2H2O=5MnO2+2K++4H+,,。,。,。,,。,,。2KMnO4KMnO4,KMnO4≥99.5%。:≤0.20%;≤0.002%;≤0.005%;≤0.005%;≤0.002%;≤0.00005%;(Pb)≤0.003%。KMnO4:,,Mn2+KMnO4。:KMnO4,,。:KMnO4。3(1),1mg1.92mg,,———,,。Mn2+,,、。Mn2+MnO2,,Mn2+KMnO4。KMnO41,KMnO42。1　KMnO4(mg/L)0.0170.0280.1900.2300.2370.3290.2300.2180.3050.2410.1960.1340.0830.0620.042(mg/L)0.0050.0150.0910.1920.1990.2180.1900.1890.2680.1720.1600.0870.0560.0370.016()555101015101015101010555()55510101010101010105555　　1:KMnO4,、、、,≤0.200mg/L,0.1mg/L,《》(GB5749-85)0.1mg/L;0.200mg/L,≥0.1mg/L,10　　　　　　　　　2004,,,。2:,0.500mg/L,KMnO4,0.1mg/L,《》(GB5749-85),,。2　KMnO4(mg/L)0.4660.4610.5150.4590.4920.4450.4390.5030.4960.4180.3120.3530.3370.2160.0950.0690.060(mg/L)0.0480.0450.0610.0050.0590.0620.0610.0630.0790.0870.0190.0280.0250.0120.0050.0050.005()1515251515151520202015151515101010()55555555555555555　　:(1)KMnO4,2416,KMnO4MnO2。(2),,5。。7、8、9KMnO40.25mg/L～0.8mg/L,KMnO48000/,2～6。41)KMnO4,,,,。2)≤0.200mg/L,0.1mg/L,《》,KMnO4。3)0.200mg/L,,。:[1],,[M].:,1989.[2],,,.[J].,2000,17(4):20-23.[3].[M].:,2000.[4].GT()[J].,1998,15(4):7-10.ProductiveusageofpermanganateremovingmanganeseinsurfacewaterplantinHandanSHIZhen-nan1,CAIZhen-yu1,LISi-min1,YINLian-feng2,ZHANGZhi-gang3(1.UrbanConstructionDepartment,HebeiUniversityofEngineering,Handan056038,China;2.HandanWaterSupplyCompany,Handan056001,China;3.EvaluationCenterofHandanEnvironmentalProtectionAgency,Handan056002,China)Abstract:Mechanismofactionofremovingmanganesebypermanganateandtheusageinpracticalproductionwasin-troduced.Theresultshowedthattheproperamountspermanganateaddedtothewaterwhichthemanganesecontentinrawwaterwas0.13mg/L～0.53mg/Landtheexcessiveragewas30%～430%,themanganesecontentinfilteredwaterwas0.1mg/LconformingSanitaryStandardforDrinkingWaterQuality(GB5749-85)aftertreatment.Thismethodiseasytomanage,andgettinggoodresults.Keywords:potassiumpermanganate;divalentmanganese;manganesedioxide;waterworks(　)2:11