给水厂预氯化工艺处理高藻水的分析研究

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钟晓1,王启山1,何凤华2,李思思1,岳尚超1(1.,300071;2.,300457)[],—V+。,,a31.37%57.29%;a78.91%99.34%。,,UV254、DOC。,。[];;[]TU991.25[]A[]1005-829X(2013)04-0069-03Researchontheanalysisofhighalgae-ladenwatertreatedbyprechlorinationinwatersupplyplantsZhongXiao1,WangQishan1,HeFenghua2,LiSisi1,YueShangchao1(1.CollegeofEnvironmentalScienceandEngineering,NankaiUniversity,Tianjin300071,China;2.TianjinTedaWaterWorksCo.,Tianjin300457,China)Abstract:WaterintheLuanRiverhasbeentreated.Theeffluentfromthetreatingunits,suchasprechlorination-V-typefilter+disinfectionbychlorineinwaterworks,aredetected.Theresultsshowthataftertherawwaterhasbeentreatedbyprechlorination,theaverageremovingratesofthealgaeandchlorophyll-aare31.37%and57.29%,re-spectively.Theaverageremovingratesofthealgaeandchlorophyll-acanreach78.91%and99.34%,respectivelybythewholesetoftechnology.Besides,prechlorinationcanreducetheturbidityefficiently,buttheremovingeffectbyUV254andDOCarenotremarkable.Haloformandhaloaceticacidwillgenerateafterprechlorination,butithascer-tainremovingeffectbythesubsequentprocess.Keywords:prechlorination;highalgae;drinkingwater。,。,,,〔1-4〕。,。,,〔5〕。,〔6〕。,—V+,。11.15×104m3/d,:+++V+,,1.2mg/L,3min;,,15、20、3mg/L。1,5。11.2,;a,752N;pH,MettlerToledo320pH;,HACH2100N;254nm(UV254),752N;(DOC),TOCVCSH;(THMFP),(Agilent6890NGC);(HAAFP),(Agilent6890NGC)。33420134IndustrialWaterTreatmentVol.33No.4Apr.,201369、(1)、(2)。=1-21×100%(1)=1-51×100%(2)22.1a〔5〕,a,,,〔1〕。a,。a。a,a,1。1a/(104·L-1)/%/%a/(μg·L-1)a/%a/%123451234509-17176.487.679.861.849.250.3472.115.203.000.5000.3350.095642.3198.1610-0930502262367.543244525.8485.4110.4582.7180.5690.0990.028274.0199.7310-144450364819681406120018.0273.035.7184.0510.2110.106029.1510010-21132068243549030648.3376.824.4461.9580.9310.3320.051955.9698.8310-28112098023020815012.5086.614.8780.7320.00330084.991001,,,,ClO-,,,〔7〕。,72.11%~86.61%,。,a,,。2.22。2,,,29.94%~49.85%,38.60%。,0.290~0.500NTU,98.37%,97.51%。22.3UV254DOCUV254〔7〕,DOC,〔8〕。UV254、DOC3。/NTU/%/%1234509-1715.1338.0561.0770.4410.38746.7797.4410-0913.4006.7200.6480.3090.41949.8596.8710-1417.80012.4000.4590.2650.29030.3498.3710-2119.40012.4000.8420.4300.50036.0897.4210-2817.70012.4001.1140.3870.45429.9497.443UV254、DOCUV254/cm-1UV254/%UV254/%DOC/(μg·L-1)DOC/%DOC/%123451234509-175.484.403.653.303.1719.7142.153.7393.5843.2822.9682.9194.1521.9310-094.934.383.013.293.6811.1625.355.0214.7483.9774.1944.0155.4420.0410-145.554.904.834.484.2111.7124.144.0254.0724.1733.7503.773-1.176.2610-217.347.345.575.504.91033.113.5492.8792.8192.8732.99918.8815.5010-286.676.825.304.644.832.2527.595.5904.7534.1594.2693.93014.9729.703,,UV254(1028),,8.07%。。,UV25424.14%~42.15%,30.47%。,DOC(1014),,8.45%,UV254。,。SUVADOC254nm,,〔9〕。SUVA>4mg/(m·L),,。,SUVA2013-04,33(4)70。,SUVA1.416mg/(m·L),。,SUVA,,。2.4THMFPHAAFP(THMFP),,。,〔10〕。THMFP4。4THMFP4,1014,,THMFP,9.18%。1014THMFP,,。THMFP5.6%~35.45%,26.84%。,,THMFP。(HAAFP)(3~5mg/L),,〔11〕。HAAFP5。5HAAFP5,9171021,,HAAFP,。28.41%。,。3(1),+++V+,a78.91%99.34%,a31.37%57.29%。(2),97.51%,UV254DOC,UV254DOC8.07%8.45%;,。(3)—V+,。[1],,,.[J].,2010,30(2):24-27.[2],.[J].,2008():115-117.[3],,.[J].,2008,29(4):88-90.[4]ChenJJ,YehHH,TsengIC.Effectofozoneandpermanganateonalgaecoagulationremoval:Pilotandbenchscaletests[J].Chemo-sphere,2009,74(6):840-846.[5]SiddiquiMS,AmyGL,MurphyBD.Ozoneenhancedremovalofnaturalorganicmatterfromdrinkingwatersources[J].Wat.Res.,1997,31(12):3098-3106.[6],,,.[J].,2007,35(2):145-148.[7],,,.a[J].,2011,32(4):976.[8],.UV254[J].,2002,24(2):61-63.[9].[D].:,2007.[10],.[J].,2007,33(4):7-10.[11].[D].:,2005.———————————[](1986—),。:15522658610。E-mail:zhongxiao_2008@yeah.net。[]2013-01-10()THMFP/(μg·L-1)THMFP/%THMFP/%1234509-17176.706153.617110.82196.150118.04913.0733.1910-09121.546106.873108.95995.170114.73612.075.6010-14225.268284.080174.129165.885140.878-26.1137.4610-21334.541234.906268.050204.678215.83829.7835.4810-28193.689160.626192.455144.308150.10317.0722.50HAAFP/(μg·L-1)HAAFP/%HAAFP/%1234509-17303.946255.870205.386192.204174.25815.8242.6710-09154.496307.418147.306292.134131.862-98.9814.6510-14201.520261.680145.109128.251150.702-29.8525.2210-21446.862249.879210.177169.406171.01944.0861.7310-28255.036324.427231.549189.816260.669-27.21-2.212013-04,33(4),:71

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