ClO2催化氧化处理难降解有机废水的应用研究

整理文档很辛苦,赏杯茶钱您下走!

免费阅读已结束,点击下载阅读编辑剩下 ...

阅读已结束,您可以下载文档离线阅读编辑

资源描述

ApplicationresearchonthetreatmentofrefractoryorganicwastewaterbychlorinedioxidecatalyticoxidationFangHangling1,GuoJie1,WangWenwei2(1.CollegeofEnvironmentandResources,FuzhouUniversity,Fuzhou350108,China;2.TaizhouResearch&DesignInstituteofEnvironmentalScience,Taizhou318000,China)ClO21,1,2(1.,350108;2.,318000)[](ClO2),ClO2、。ClO2、,、,COD,。[];;[]X703.1;TQ032.4[]A[]1005-829X(2010)06-0008-04Abstract:Thepropertiesandcatalyticoxidationprincipleofchlorinedioxidearedescribedsimply.Theprocessconditions,treatmentefficiencyandmeritsofthetreatmentofrefractoryorganicwastewaterbychlorinedioxidecatalyticoxidationareintroducedindetail.Theprocessofchlorinedioxidecatalyticoxidationissimplyandeasytobeoperatedanddoesnotproducesecondarypollutantssuchasorganichalogenatedhydrocarbons.Itsoxidationca-pacityispermanent.ItreducesCODandsimultaneouslyraisesthebiochemicalcapacityofwastewatergreatly,whichmakesthewastewatereasiertobetreatedbiochemically.Keywords:chlorinedioxide;catalyticoxidation;refractoryorganicwastewater、、、、、、、,。,、、,、;,、、,、。。ClO2,,,〔1-3〕,。1ClO21.1ClO2ClO2,(Cl2),,Cl25。Cl2,ClO2,,。ClO2,O2Cl2,10%,,。1.2ClO2,ClO2HClO3、HClO、Cl2、H2O2,,,,〔4〕。ClO2,,,〔5-7〕。ClO2,30620106IndustrialWaterTreatmentVol.30No.6Jun.,20108——2010-06,30(6),,ClO2〔8〕。1.3ClO2ClO2,ClO2。ClO2,,:(1),,;(2),;(3)ClO2,;(4)ClO2,(),。,ClO2,HO·,〔9〕。2ClO22.1ClO2ClO2。,,,COD,pH,,;COD,;,,。:→→→→。ClO2:、pH、、,。ClO2,。:、、、〔10〕。,、γ-Al2O3。pHClO2,pH,pH-CODpH。,,,,。,,,,,,。2.2ClO2(1)、、COD、,。〔11〕ClO2/,pH4.1,200g/L、30min、ClO2300mg/L,COD35%,BOD5/COD0.100.25,。〔12〕pH3.0~4.0、45min、30g/L、1%ClO210mL/L,COD46%。(2),、、、。-,。〔13〕ClO2X-3B,pH10.0,ClO21000mg/L,90min,COD83.4%。〔14〕ClO2,:ClO2COD78%,95%。(3),、、。、、、、、,,,。、、。〔15〕ClO2,8.6%,15%~20%,MnO2-CuO-CeO2-V2O5,pH3.0~5.0,30min,COD85%,90%。(4)、,,、、、。〔16〕ClO2,pH3.0~9.0,30min,ClO22mg/L,ClO2100%。〔17〕ClO2,,:ClO29——2010-06,30(6)、、、,pH5.0~7.0,10%ClO2,15min,COD≥70%,≥95%。〔18〕ClO2,pH,ClO2,10min,ClO20.27mmol/L,96%。〔19〕ClO2,ClO2,,(3-)()。(5)ClO2、,。〔20〕Cu-Ni-GAC,pH9.0,2%ClO24mL150mL,30min,BOD5/COD0.170.52,。〔21〕ClO2,,ClO2400mg/L,pH5.0,90min,25g/L4,COD42%,。,ClO2、,COD;,COD,BOD5/COD,。ClO2,90%。2.3ClO2(1)ClO2,,,CODBOD5/COD,;(2),;(3),、、、;(4)ClO2,。2.4〔22〕-ClO2,pH、、COD、BOD5、S2-GB8978—1996,ClO2。〔23〕、ClO2、。ClO2,。,,GB8978—1996。3ClO2,,。ClO2,、;,;;。ClO2。[][1].———ClO2[M].:,2002:13-22.[2]S'wietlikJ,DabrowskaA,Raczyk-StanislawiakU,etal.Reactivityofnaturalorganicmatterfractionswithchlorinedioxideandozone[J].WaterResearch,2004,38(3):547-558.[3]ChangChenyu,HsiehYH,ShihIC,etal.Theformationandcontrolofdisinfectionby-productsusingchlorinedioxide[J].Chemosphere,2000,41(8):1181-1186.[4],,.[M].:,2003:305-306.[5],.[J].,2003,22(6):560-563.[6],,,.[J].,2004(1):29-31.[7],,,.[J].,2004,25(1):95-98.[8],,.[J].,2002,9(3):63-65.[9],,.[J].,2005,31(4):49-53.[10],,,.10——ResearchonthephosphateremovalbyconsolidatedandoxidizedlanthanumLuoFang1,ZhanFengping2,JiangYingxiang1,HanJintao1(1.SchoolofEnvironmentalScienceandEngineering,KunmingUniversityofScience&Technology,Kunming650093,China;2.WuhanDesign&ResearchInstituteofSinocoalInternationalEngineeringGroup,Wuhan430064,China)1,2,1,1(1.,650093;2.,430064)[],,、、、pH。,,97.2%。[];;[]X703.1[]A[]1005-829X(2010)06-0011-04Abstract:Electrodepositionhasbeenusedforconsolidatingthelanthanumonsurfaceofmetalnet.Theconsolidatedandoxidizedlanthanumcanbeusedforremovingthephosphatehavinglowconcentrationfromwastewater.Thephosphateremovalefficiencyunderdifferentconditionssuchascurrent,time,temperature,pH,andelectrolyteconcentrationhasbeenstudied.Throughtheobservationoftheelectrodesurfacewithmicroscope,andmeasurementwithspectrophotometer,thephosphateremovalrateismeasured.Theresultsshowthattheoptimalphosphatere-movalrateis97.2%.Keywords:oxidizedlanthanum;phosphateremoval;electrodeposition[](1978—),2007,,。:13023846494,E-mail:fanghangling@163.com。[]2010-01-18()[J].:,2003,42(3):324-328.[11],,,./[J].,2008,29(5):1266-1270.[12],,,.-[J].,2007,33(11):64-66.[13],,,.[J].,2006,29(12):65-67.[14].[J].,2002,18(10):83.[15],.[J].,2006,34(20):5328-5330.[16],,.[J].,2000,21(4):53-55.[17],.ClO2[J].,2002,18(4):70-72.[18],,,.[J].,1998(3):3-5.[19],,.[J].,2001,17(7):6-9.[20].[D].:,2006.[21],.[J].,2008(3):30-32.[22],,.-[J].,1999,19(4):223-225.[23],,.[J].,2008,28(10):77-79.,,,〔1〕。,,〔2〕。!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!30620106IndustrialWaterTreatmentVol.30No.6Jun.,201011——

1 / 4
下载文档,编辑使用

©2015-2020 m.777doc.com 三七文档.

备案号:鲁ICP备2024069028号-1 客服联系 QQ:2149211541

×
保存成功