含硫化黑染料废水混凝脱色的试验研究

3412200912ENVIRONMENTALSCIENCEANDMANAGEMENTVol134No112Dec.2009:2009-08-12:(1976-),,,::1674-6139(2009)12-0078-031,2,3,2(1.,150056;2.,150040;3.,300401):,,,,0128g/l,250mg/l,,9618%PAMPAM0112g/l,0128g/l,,9818%:;;:X505:AStudyonFlocculationDecolorizationofWastewaterContainingSulfurBlackDyeJiangBo1,LiFen2,ZhangYanping3,WangXiaopei2(1.EnvironmentalMonitoringCenterofHeilongjiangProvince,Harbin150056,China;2.SchoolofChemistryandEnvironmentEngineering,HarbinUniversityofScienceandTechnology,Harbin150040,China;3.SchoolofCivilEngineering,HebeiUniversityofTechnology,Tianjin300401,China)Abstract:Sulfurblackdyewastewaterhashighcolorityandcomplicatedcomposition.Aimingatthischaracteristic,floccula2tionmethodwasstudiedtodecolorizethesulfurblackdyewastewaterinthisarticle.Theexperimentalresultsshowedthatwhenin2organiccoagulantsofferricchlorideandaluminumsulfatewereused,thedecolorizingeffectofferricsaltwasbetterthanthatofa2luminumsalt.Wheninneutralorslightalkalineconditionwithferricchloridedosageof0128g/landinitialdyeconcentrationof250mg/l,thedecolorizingeffectwasoptimal,andthecorrespondingdecolorationratereached9618%.ThedecolorizingeffecttreatedbycompositereagentswithorganiccoagulantofPAMandferricchloridewasalsostudy.Theresultsshowedthatthecom2positecoagulantshadanoptimaldecolorizingeffectwhenPAMdosagewas0112g/landferricchloridedosagewas0128g/l,andthedecolorationratewas9818%.Keywords:dyewastewater;sulfurblackdye;flocculationdecolorization,,,,,,,[1],,,,[2],,11.1,,0105g/L015g/L,COD98mg/L230mg/L,873412200912Vol134No112Dec.2009,1.2,:(1),,300r/min2min;(2)100r/min,15min;(3)30min,1.3:max=254nm,,:=A0-AA0100%:A0A22.1,:pH,2.1.1pHpH1mol/LNaOHHClpH,,pH,1,21pH1pH45,,pH,,,,Fe3+Fe(OH)3,Fe(OH)3,,[3]2pH2pH,,,,pH8,,pH,,,[4]2.1.2,,,343973412200912Vol134No112Dec.2009430105g/l0128g/l,,0128g/l014g/l,,,0128g/l,,44,,8g/l,,,,,,,,[5]2.1.355650105g/l0125g/l,,,,0125g/l,66,,,,,,,,,PAM2.2PAMPAM11PAM0g/l0137g/l,PAM,,PAM0112g/L,,,9818%,,,,,,,,,,,,[6-7](84)083412200912Vol134No112Dec.2009=515KW(3)=(3175+515)KW=9125KW(4)0165/KWhr9125KW24hr/d=14413/d(5)14413/730m3=0120/m34EPA,,,,:(1)0120,()[3],,,(2),,(3)(4),5WHTS,,,,:[1]RicardoB.Jacquex.CombiningNutrientRemovalwithProteinSynthesisusingaWaterHyacinth-FreshwaterPrawnPolycultureWastewaterTreatmentSystem.TechnicalCompletionReport,ProjectNo.12345677,June1985.NewMexicoWaterResourcesResearchInstituteincooperationwithNewMexicoStateUniversity[M].[2]DesignManualEPA1988.EPA/625/1-88/022Sep2tember[M],1988.[3].[J].,2008,34(12):72-78.(80)1PAMPAMmg/Lmg/L%1010501281179715201120128114981830118012821096194012401282119611501300128213951160137012821493183,,,pH,,0128g/l,250mg/l,,PAM,PAM0112g/l,0128g/l,,9818%:[1].[J].,2004,8:15-17.[2].[J].,2002,39(6):35-39.[3],,.[J].,2006,26(9):5-8.[4].[J].,2004,19(3):65-67.[5]..[J].,2002,18(3):254-258.[6]...[J].,2006,19(4):10-12.[7]...[J].,2002,22(4):1-4.48