化学氧化法除藻的试验

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:2006-06-28:(2005-03-06):(1959-),,,.:1671-2021(2006)05-0829-04赵玉华,薛飞,傅金祥,刘畅(,110168):为了从臭氧二氧化氯高锰酸钾硫酸铜以及次氯酸钠这5种除藻剂中,筛选出一种适宜的灭藻剂,并确定5种灭藻剂最佳投加量.以叶绿素a法作为检测方法,选取一种除藻剂,通过烧杯试验,确定除藻剂浓度对藻类去除率的影响.臭氧最佳投加量为4mg/L,二氧化氯最佳投加量为2mg/L,高锰酸钾最佳投加量为018mg/L,硫酸铜最佳投加量为115mg/L,次氯酸钠最佳投加量为3mg/L.通过除藻效果的比较,得出5种除藻剂的优劣程度从优到劣顺序为:次氯酸钠臭氧二氧化氯硫酸铜高锰酸钾.次氯酸钠除藻效果显著,可达79107%.:;;;;;;a:X522:A,.(1):¹º».(2):,,.(3),.55,:4mg/L,2mg/L,018mg/L,115mg/L,3mg/L.1111,,,.,,,,,,.1.1pHQ(CODMn)/(mg#L-1)/NTU/e714291456261461358122419126188818452216112(2XZ-015()),,35mm0145Lm();();;80-2()10mL;BC-110A/H()9100(),YCFYGC)0015().200609225()JournalofShenyangJianzhuUniversity(NaturalScience)Sep.2006Vol122,No15113,a24h,,,,,3e,18~24h,,90%,D663D750D645D630a,:a(Lg/L)=11164(D663-D750)-2116(D645-D750)+011(D630-D750)a.,.2.2a/(Lg#L-1)44~1010~1002211,5:()1~4mg/L,015~2mg/L,014~110mg/L,2~5mg/L,()015~3mg/L,24h.21111(NaClO)1.1NaClO[4].1,NaClO,Na-ClO,310mg/L,,410mg/L,.ClO-,,NaClO.21112(CuSO4)2.2CuSO4:,,,,[6],,,,,.2,CuSO4,CuSO4,115mg/L,,210mg/L,Chow:0125mg/L,,a.,[7].CuSO4115mg/L,110mg/L.CuSO4,Cu-SO4,.,CuSO4,,,.2,115mg/L.21113(ClO2)3.3,ClO2,ClO2,115830()22mg/L,,210mg/L,.ClO2,,ClO2,.,[2]()ClO2.ClO22mg/L,,.321114(O3)4.44,O3,O3.4mg/L5mg/L,O3,[1];,,,a.,,,,,.21115(KMnO4)5.5Petrusevski[8],,,,.Knappe[9],3mg/L,,5,KMnO4[5],KMnO4,018mg/L,,110mg/L,,[5].,,.,.212,.a84125~107183Lg/L,a17163~43160Lg/L.66,018mg/L56122%,115mg/L22:83167%,115mg/L73118%,5mg/L7415%,3mg/L79107%.,,5:.3(1)5,:4mg/L,2mg/L,018mg/L,115mg/L,3mg/L.(2),5:.(3),79107%.(4),pH,,,pH.(5),,,3.:[1].[M].:,1999.[2].)[M].:,2002.[3],.[J].,2004,30(8):1-4.[4].[D].,2000.[5],,,.[J].:,2004,20(4):315-318.[6]WebsterEA,MurpHyAJ,ChudekJA,etal.Metabolism-independentbindingoftoxicmetalsbyUlvalactuca-cadiumbindtooxgen-containinggroup,asdeterminedbyNMR[J].Biometals,1997(10):105-117.[7]AngelineKYLam,EllieEPrepes,DavidSpinketal.ChemicalControlofHepatotoxicPhytoplanktonBlooms[J].ImplicationforHumanHealth.WatRes,1995,29(8):1845-1854.[8]PetrusevskiB,vanBreemanAN,AlaertsGJ.Effectsofpermanganatepre-treatmentandcoagulationwithdualcoagulationonalgaeremovalindirectfiltration[J].ResearchandTechnologyAQUA.1996,45(5):316-326.[9]KnappeDRU,BrileyDS,RasstogiN.Strategiesforalgaeremovalincoventionaltreatment[C].Proceed-ingsoftheAWAWannualcoference.Dallas,Texas,June,1998.ResearchonChemicalOxidationforAlgaeRemovalZHAOYuhua,XUEFei,FUJinxiang,LIUChang(SchoolofMunicipalandEnvironmentalEngineering,ShenyangJianzhuUniversity,Shenyang,China,110168)Abstract:Thepurposeoftheexperimentistopickoutagoodkindofalgalkillingagentfromozone,chlorinedioxide,potassiumpermanganate,sodiumcopperandchloros,andtomakesureofthebestcasteffortsofthefivealgalkillingagents.Withchlorophyllaasamethodformonitoringalgalinthewater,pickingoutakindofalgalkillingagent,StaticBeakerexperimentsaredonetofindouttherelationsbetweentheconcentrationofalgalkillingagentandtheremovalrateofalgae.Otheralgalkillingagentisusedtorepeattheexper-iment.Theresultisthatthebestcasteffortofozoneis4mg/L,thebestcasteffortofchlorinedioxideis3mg/L,andthebestcasteffortofPotassiumpermanganateis0.8mg/L,thebestcasteffortofsodiumcop-peris1.5mg/L,andthebestcasteffortofchlorosis3mg/L.Comparingthealgalkillingresults,wefindoutchlorosOzoneChlorinedioxideSodiumcopperPotassiumpermanganate;chlorosisagoodalgalkillingagent,whoseremovalrateis79.07%.KeyWords:ozone;chlorinedioxide;potassiumpermanganate;sodiumcopper;chloros;removalofalgae;chlorophyll-a832()22

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