UBAF复极性三维电极法深度处理焦化废水张春晖

355Vol.35No.520105JOURNALOFCHINACOALSOCIETYMay20100253－9993201005－0820－05UBAF－11221.1000832.100081UBAFCODNH3－N99.3～122.3mg/L43.3～52.1mg/L36.7%～48.6%21.5%～34.8%。1cm120min15VUBAF－CODNH3－N31.313.7mg/L83.3%79.4%COD《》GB13456－1992。UBAFX703A2009－10－128632008AA06Z305209070721973—。[e-mail]kingwastewaterbyUBAFandbipolarthree-dimensionalelectrodeZHANGChun-hui1HEXu-wen1WANGHao2ZHANGXin21.SchoolofChemical＆EnvironmentalEngineeringChinaUniversityofMiningandTechnologyBeijingBeijing100083China2.BeijingSinorichenEnvironmentalProtectionCo.Ltd.Beijing100081ChinaAbstractUsingUBAFUpBiologicalAeratedFilterprocesstheconcentrationofCODandNH3－Ncanbeupto99.3～122.3mg/Land43.3～52.1mg/Landtheremovalefficiencycanbeupto36.7%～48.6%and21.5%～34.8%respectively.Settingthepolarplate’sdistanceat1cmtheelectrolytictimeat120minandthecellvoltageat15VtreatedbyUBAF＆bipolarthree-dimensionalelectrodeprocesstheconcentrationofCODandNH3－Ncanbeupto31.3and13.7mg/Landtheremovalefficiencycanbeupto83.3%and79.4%respectively.ThecokingwastewatereffluentcanmeettheClass1emissionstandardofDischargeStandardofWaterPollutantsforIronandSteelIndustryinChina.KeywordscokingwastewaterUBAFbipolarthree-dimensionalelectrodeadvancedtreatment80%COD1－5。6。7－8。COD《》GB13456－19929－11。。UBAF－。DOI:10.13225/j.cnki.jccs.2010.05.0295UBAF－11.11。———UBAF。105℃20。2。RuO2TiO2IrO2。20cm×10cm×1cm5。3。316L20cm×10cm×1cm5。4。MPS70236V30.7A。5。3.6m3/h0.05MPa。6。1。1Table1Watercharacteristicsofcokingwastewatermg/LBOD5CODCrNH3－NSS43.5193.266.443.2GB13456－199210015701CODNH3－N。1.21。1Fig.1ExperimentalsetupofUBAF＆bipolarthree-dimensionalelectrode1UBAF。UBAF。UBAF2cm45cm20cm。20cm×10cm×15cm3L。。UBAF。UBAF。UBAF。1.3CODBOD5NH3－NSS12。22.1UBAFUBAF3∶10.13m3/m2·h。UBAFCODNH3－N2。2UBAFFig.2TheremovalefficiencyofUBAF2UBAFCODNH3－N99.3～122.3mg/L43.3～52.1mg/L36.7%～48.6%21.5%～34.8%。128201035UBAF。UBAF0.13m3/m2·hUBAFCODNH3－NCODNH3－N111.7～145.5mg/L48.3～55.8mg/L24.7%～42.2%16.0%～27.3%。UBAFCODNH3－N。2.2UBAF13－15UBAF、。UBAF316。UBAF、。。。1217。2.32.3.110V1.01.5cmCODNH3－N3。31.0cm1.5cm。CODNH3－N。120min。1.0cm120min。2.3.21.0cm。5、10、1520V。CODNH3－N4。3Fig.3Theeffectofpolarplate’sdistanceandelectrolysistimeonremovalefficiency4Fig.4Theeffectofcellvoltagesandelectrolysistimeonremovalefficiency4CODNH3－N。15V。2.42285UBAF－。18－19。。·OH。NH3COD·OHN2CO22H2→O2·OH+2H++2e－2NH3+6·→OHN2↑+6H2OCOD+·→OHCO2↑+H2O2.5UBAF－UBAFUBAFCODNH3－N2。2UBAF－Table2ThegeneralremovalefficiencyofUBAF＆bipolarthree-dimensionalelectrodeCODCr/mg·L－1/%NH3－N/mg·L－1/%31.383.813.779.42UBAF－CODNH3－N《》GB13456－1992。31UBAFCODNH3－N99.3～122.3mg/L43.3～52.1mg/L36.7%～48.6%21.5%～34.8%。21.0cm120min15V。3UBAF－CODNH3－N31.3mg/L13.7mg/L83.3%79.4%CODNH3－N《》GB13456－1992。1.J.199917116－22.ZhangChangming.ResearchontechniqueofpurifyingandreusingwastewaterfromcokingplantJ.EnvironmentalEngineering199717116－22.2.J.2001213144－149.YangPingWangBin.Reviewoftreatmentcokingwastewaterbybi-ologicalmethodsJ.EnvironmentalProtectionofChemicalIndus-try2001213144－149.3.J.20072771083－1093.WeiChaohaiHeMingheRenYuanetal.PollutioncharacteristicsofcokingwastewaterandcontrolstrategiesbiologicaltreatmentprocessandtechnologyJ.ActaScientiaeCircumstantiae20072771083－1093.4.J.20052529－13.YeShaodanMaQianLiYijiuetal.Studyprogressofbiochemicaltreatmentofthecoking-plantwastewaterJ.IndustrialWaterTreat-ment20052529－13.5LiYMGuGWZhaoJFetal.Treatmentofcoke-plantwastewaterbybiofilmsystemsforremovaloforganiccompoundsandnitrogenJ.Chemosphere2003526997－105.6.J.200828535－38.ZhouJingLiSuqin.StudyoftheeffectofthenewcomplexflocculentontheadvancedtreatmentofwastewaterfromcokingplantsJ.In-dustrialWaterTreatment200828535－38.7DaeSungLeePeterA.Parallelhybridmodelingmethodsforafull-scalecokeswastewatertreatmentplantJ.JournalofBiotechnology20051553538－544.8LaiPengZhaoHuazhangWangChaoetal.Advancedtreatmentofcokingwastewaterbycoagulationandzero-valentironprocessesJ.JournalofHazardousMaterials20071471232－239.9.J.2003238200－203.ZhangJinyongWangHuanyuLinShugang.Studyontreatmentofcokingwastewaterbyextinguishingcokepowderadsorption-bioaera-tionprocessJ.EnvironmentalProtectionofChemicalIndustry2003238200－203.10.J.200814192－98.XuNingTaoXiuxiangLüZepengetal.Researchonthemainfa-torsinthetreatmentofcokeplantwastewaterbybipolarthree-di-mensionalelectrodereactorJ.CleanCoalTechnology200814192－98.11ZhuXiupingNiJinrenLaiPeng.Advancedtreatmentofbiological-lypretreatedcokingwastewaterbyelectrochemicaloxidationusing328201035boron-dopeddiamondelectrodesJ.WaterResearch200943174347－4355.12.M.200431－141.XiDanliSunYushengLiuXiuying.EnvironmentalmonitoringthethirdeditionM.BeijingHigherEducationPress200431－141.13StephensonTPollardSJTCartmellE.FeasibilityofbiologicalaeratedfiltersfortreatinglandfillleachateJ.EnvironmentalTech-nology20041254411－418.14LazarovaVManemJ.AdvancesinbiofilmaerobicreactorsensuringeffectivebiofilmcontrolJ.WaterScienceTechnology1994343319－327.15.J.20022261－5.XuYamingJiangBin.Workingprincipleandtechnologyofbiolog-icalaeratedfilterJ.IndustrialWaterTreatment20022261－5.16.UBAFJ.200763321－24.ZhangChunhuiZhuShuquan.Studyonadva