您好,欢迎访问三七文档
当前位置:首页 > 商业/管理/HR > 咨询培训 > 高浓度乳化液废水破乳的试验研究杨武
,,(,410200)、。、、、,CODCr,,,[1-2]。、、[3-6]。,,,、、,[7-8]。,,,CODCr90%,[9-10]。FentonH2O2Fe2+,,,。Fenton,[11]。[12]+Fenton,CODCr81%。[13]Fenton,CODCr40000mg/L2000mg/L,95%。CODCr,Fenton:,Fenton,PAC+Fenton。,Fenton。PAC+Fenton:PAC200mL/L,pH3.5~4.0,FeSO4·7H2O22.7g/L,30%H2O2100mL/L。60min,pH7,CODCr92.63%。:;;PAC;Fenton:X703.1:A:%1009-2455(2018)03-0027-04ExperimentalstudyondemulsificationofhighconcentrationemulsionwastewaterYANGWu,GUOLin,CHENMing(HunanHanyangEnvironmentalProtectionTechnologyCo.,Ltd.,Changsha410200,China)Abstract:Inviewofthecharacteristicsoftheemulsionwastewaterdischargedfromanaviationcommunicationcompany,thedemulsificationeffectoftraditionalmethodandFentonoxidationwerecompared,andtheoptimalreactionconditionofPACdemulsification+Fentonoxidationcombinedprocesswasinvestigated.Theexperimentalresultsshowedthat,comparedtotraditionalmethod,Fentonoxidationhasbetterdemulsificationeffect.Theoptimalreactionconditionofthesaidcombinedprocesswasasfollows:thePACdosagewas200mL/L,theinitialpHvaluewas3.5-4.0,thedosageofFeSO4·7H2OandH2O2(30%)were22.7g/Land100mL/Lrespectively,adjustingpHvalueto7at60minofthereaction,theremovalrateofCODCrwasashighas92.63%.Keywords:emulsionwastewater;demulsificationeffect;PACdemulsification;FentonoxidationINDUSTRIALWATER&WASTEWATERVol.49No.3Jun.,2018·27·INDUSTRIALWATER&WASTEWATERVol.49No.3Jun.,2018,。,。Fenton,+Fenton。11.1,,pH7.5~8.7,CODCr119000~312000mg/L。1.2:HJ-4A;pHS-25pH;ET99718NCOD。:10%(PAC),10%(PFS),0.1%(PAM),;30%,30%,10%,;FeSO4·7H2O,30%,。1.3(1)。100mL,pH8,(PAC/PFS)5~10min,(PAM)3~6min,20min,CODCr。(2)。100mL,pH2.0,10min20min,,CODCr。(3)。100mL,(PAC/PFS),pH2.0,10min20min,,CODCr。(4)Fenton。100mLpH3.5~4.0,FeSO4·7H2O,30%,60min,10%pH7,PAM,,,CODCr。22.1(、、)Fenton100mL,,1。1,、CODCr/%PAC+PAM13.14mL10%PAC+4mL0.1%PAMPFS+PAM11.64mL10%PFS+4mL0.1%PAM30.0pH=2.0PAC+49.710mL10%PAC,pH=2.0PFS+42.010mL10%PFS,pH=2.0Fenton75.710mLH2O2+FeSO4·7H2O6.95g,pH=2.01Tab.1Comparisonamongdifferentdemulsificationmethods。,PACPFS,,,CODCr20%。,,CODCr30%。,PAC+,;PFS+,,CODCr50%。Fenton,,,。15min,。60min。pH7,,PAM。,,CODCr75.7%。,Fenton,CODCr。2.2FentonFentonH2O2·28·,,:、Fe2+pH[14]。,FentonpH3.5,pHFenton[15]。FentonpH3.5~4.0。2.2.1H2O2H2O2CODCr1。1,H2O260mL/L140mL/L,CODCr。H2O2100mL/L,CODCr,97.85%。H2O2,·OH,;H2O2,·OH,。H2O2100mL/L,H2O2[11-12]。,FentonH2O2100mL/L,FeSO4·7H2O45.4g/L。2.2.2FeSO4·7H2OFeSO4·7H2OCODCr2。2,FeSO4·7H2O11.3g/L68.1g/L,CODCr。Fe2+,·OH,Fe2+,·OH,。Fe2+,Fe2+·OH,Fenton,Fe2+Fe3+,[12,16]。FentonCODCr、,FentonFeSO4·7H2O22.7g/L。2.2.3PACCODCr,FentonPAC,Fenton。,,[8]。100mL,PAC30min,pH3.5~4.0,FeSO4·7H2O22.7g/L,30%H2O2100mL/L。60min10%pH7,PAM、、、CODCr。PACFentonCODCr3。3,PAC100mL/L300mL/L,CODCr。PAC,,;PAC200mL/L,CODCr,92.63%;PAC,,Fenton[17]。,PAC+FentonPAC200mL/L。3(1)Fenton1H2O2CODCrFig.1EffectofH2O2dosageonCODCrremoval6080100120140H2O2/(mL·L-1)CODCr/%100959085802FeSO4·7H2OCODCrFig.2EffectofFeSO4·7H2OdosageonCODCrremoval11.3415.1322.6945.3868.07FeSO4·7H2O/(g·L-1)CODCr/%100908070603PACCODCrFig.3EffectofPACdosageonCODCrremoval100150200250300PAC/(mL·L-1)CODCr/%10090807060·29·INDUSTRIALWATER&WASTEWATERVol.49No.3Jun.,2018CODCr,、、。(2)PAC+Fenton:PAC200mL/L,pH3.5~4.0,FeSO4·7H2O22.7g/L,30%H2O2100mL/L。60min,pH7,CODCr92.63%。:[1],,,.[J].,2016,47(4):74-76.[2],.Zeta[J].,2010,41(6):55-57.[3],,.+MBR[J].,2016,30(10):20-23.[4],,,.[J].,2010,28(2):159-163.[5].[J].,2013,23(5):69-71.[6].[J].,2016,(1):73-74.[7],,,.[J].,2009,(S1):143-148.[8],.[J].,2009,26(3):15-17.[9],.[J].,2009,25(6):1441-1443.[10],,.[J].,2007,1(5):60-64.[11],,.[J].,2006,26(8):1265-1269.[12].Fenton[D].:,2006.[13],,.Fenton[J].,2015,24(10):1705-1709.[14],,.[J].,2007,32(8):1-4.[15],,.--Fenton-[J].,2014,35(3):18-22.[16],,,.[J].,2017,29(6):117-118.[17],,,.PASS[J].,2005,(2):122-124.:(1986-),,,,,,()yangwu428@163.com。:2018-01-11()···············································:PCB:CN201820217488.7:PCB,,,,。、;。、、。。,,。,,,,,。:-COD:CN201710926548.2:-COD,:,,,,,,;,。。,,,,。·30·
本文标题:高浓度乳化液废水破乳的试验研究杨武
链接地址:https://www.777doc.com/doc-6563587 .html