Fenton氧化混凝组合法处理焦化废水郑志军

　Sum156No.9　　　　　　　　　　　　　　　　　　Chemical　Engineer　20089:2008-08-22:(1981-),,,。　　　　　　:1002-1124(2008)09-0023-03Fenton氧化/混凝组合法处理焦化废水郑志军,王奎涛,张炳烛,高金龙(,050018)　:Fenton/,,Fenton/COD,、pH、、FentonPAM,,COD84%,60,,。:;Fenton;:TQ520.9　　　　　:BTreatmentforcokingwastewaterbyFentonoxidation/coagulationmethodZHENGZhi-jun,WANGKui-tao,ZHANGBing-zhu,GAOJin-long(CollegeofChemistryandPharmaceuticalEngineering,HebeiUniversityofScienceandTechnology,Shijiazhuang050018,China)Abstract:ThetreatmentforcokingwastewaterbyFentonoxidation/coagulationmethodwasstudied.ThetreatmenteffectofFentonoxidation/flocculationforCODremovalrateandchromawasresearchedunderdifferentconditionswhichwerereactiontime,pHvalue,temperature,FentonreagentandPAMaddition.Thetreatmenteffectwassatisfied,CODremovalratewas84%,chromaisaroundabout60times.Theloadofbiologicaltreat-mentwasdegratedandstable.Keywords:cokingwastewater;Fentonoxidation;flocculation　　、。,[1,2],、、、,[3],、N、S、O[4]。,,。Fenton[5,6](H2O2+Fe2+),Fe2+H2O2,[7],,。1　1.1　PHS-25;BP310S;;。FeSO4·7H2O;H2O2(30%);PAM;1+1H2SO4;30%NaOH。1.2　。1　(mg·L-1)CODCN-NH3-NpH3500～4000700～80018～2050250～300320200～3007～81.3　Fenton/:Fenton,Fenton,pH3～4,,;,Fenton,PAMpH8～9,COD、。1.4　COD:(GB11914-89);:(GB11903-89)2　2.1　Fe2+,FentonDOI:10.16247/j.cnki.23-1171/tq.2008.09.023郑志军等:Fenton氧化/混凝组合法处理焦化废水20089pH3～4。,H2O2,200mLpH3～4,Fe2+,Fe2+。1　Fe2+COD1Fe2+,COD,。Fe2+0.8g·L-1,COD,Fe2+,,0.8g·L-1Fe2+。COD83%,60。2.2　H2O2Fe2+,H2O2COD,H2O2。2。2　Fe2+COD2,H2O2COD,CODH2O2,H2O28mL,COD,,H2O28mL,COD84%,64。2.3　Fe2+H2O2,COD。3。3,Fe2+H2O2,COD,,,,50℃,COD80%,65。3　COD2.4　Fe2+H2O2,50℃,COD。4。4　COD4,COD,,COD,60minCOD,60min,COD83.46%,68。2.5　PAMFe2+H2O2,50℃,60min,PAMCOD。5。5　COD5,PAMCOD,PAM,PAM2420089郑志军等:Fenton氧化/混凝组合法处理焦化废水,,PAM0.04g,COD84%,62。3　(1),Fenton/,COD84%,60,200mL;Fenton,:Fe2+H2O20.87g·L-18mL,pH3～4,50℃,60min;:pH8～9,PAM0.04g,。(2),,Fenton。,,,,,。　　　[1]　,.[J].,2004,24(3):9-12.[2]　,.[J].,2001,32(3):8-10.[3]　.Fenton[J].,2000,25(10):18-20.[4]　.[J].,1999,(4):21-23.[5]　,,,.Fenton[J].,2003,25(4):23-25.[6]　,,.Fenton[J].,2006,35(3):147-149.[7]　,,,.Fenton[J].,2000,21(3):93-96.(7)5　0#/℃200≮65(20℃),mm2·s-16.8093.0～8.0/%(m/m)0.0020.025/℃-30/℃-8454.651S/%(m/m)0.0040.02(50℃,3h)1a1a(20℃,kg·m-3)875.6820～8604　(1),:25∶1,2%(),480W,95%。(2),,,。(3)(),。()　　　[1]　.[J].,2005,24(6):577-584.[2]　CvengrosJ.CvengrousovaZ.[J].J,Am.OilChem.Soc.,1994,71:1349-1352.[3]　,,.[J].,2006,25(8):871-874.[4]　,,.[J].,2006,(3):13-15.[5]　.[J].,2005,34(2):37-39;17-19.[7]　F.R.Abreu,D.G.Lima,E.H.Hamfi,S.Einlof1.Newmetalcata-lystsforsoybeanoiltransesterification[J].JAOCS.,2003,80(5):601-604.[8]　S.Furuta,H.Matsuhashi,K.Arata.Biodieselfuelproductionwithsolidsuperacidcatalysisinfixedbedreactorunderatmosphericpressure[J].Cata1.Coummun.,2004,5(12):721-723.[9]　,.S2O2-8/Fe2O3/ZrO2/La2O3[J].,2007,34(5):544-548.25