AO2法处理己内酰胺废水脱氮效果初探向雯

1332.〕9()JournalofYueyangNormalUniversity(NaturalSeienees)Vol13No.3SeP.2000A102(,414X(:Ao/2,,.:Ao/2;;:TQ09:A.:1008620X(20(34804INITIALINQUIRINGINTODEhTRIFICATIONOFTHEWASTEWATERFROMCAPROLACTAMPRODUCTINGWITHTHEMETHODOFA102XIANWellueyangNomralUnivesrity,Yueyang414.China)AtCInthisaPper,thewrietrintorduthe`hno】ogicalPorc.sSadndeinitrifdePricniPleofawsetetrformaCporlacatmPorducinghthetthodofAo/2,andporbesmainlyintohetpiraminflcueneafcotsrintbiologi,1denitirifcationandpsutfoawrthesbetteehnologicalconditionofit.y,ormethodofAO/,:awsetrawetr:denitriifcation,,,.(A/),,.71mg,COD1153mg/1,.99%,80%,60%.1t(50m3)(150m3).、.,.,.,,.,.,.、.,.1.2BOD、COD.:(19).,,:.:2】05123:AO/2R=2~31.,.2.NH」NO〕NO」—“”“,。“,2:、.、、、..,`,,ùJ.、.、、..、CxH:N*+ZNH3+302ZHNOZ+0202.e:`H,,o:。+eoZ+NH3ZHNoZ+ZHZo+~ZHNo3+48KeaL’148KCaL、.、.、.4、ùO..、.、.、(2)、(3),:ZNH3+2N0+2N0+4026HZHNO3+ZHZO+196KCaL+()NZ+N:ZHZO+20H-10H+()+4HZO+20H-3Ao/2:,、、;,、pH、.3.1COD、BOD.,.,.,,.、(3、4).、,0.2k5glgMLSS·d),95%,85%,15mg/l,()JOURNAI“OFYUEYANGNORMAUNIVERSITY130`J·0.10.20.30.4(osD,/MsLg·(kg·d)’3||||ǎà(BODsM/S)k/g·(kg·d)_40.25kg(kgMLSS·d),,,0.200.25kg/(kgMLSS.d).12,,,,,,,.(5),,,,,0.10kg/(kgMLss·d),,0.08o.10kg(/kgMLss·d)..33,,,.,(6).7060.Eù50302010.60504030201001oo9080706050ǎà00.020.060.100.14(NH;NM/s)kg·(kg·d)’506(NON/M“s)kg·(kg·d)’6,,,,0.12gk/(kgMLSS·d),50%,40mg,0.100.12kg/(kgMLSS·d)。14,.,,,,,,,,,.2、3、4、(7).,,,,3.0..353:Ao/251.、.,,,.(8)。,,,-J`~-~~~,~~~~`~~1.02.03.04.0ǎà908070ǎà2345R7、/mg·l’8、,,,,2.04.omg/1..36pH,,,pH,pH,,,、.pH、pH、(.,pH6,,2%.pH,、,pH9.2,、,47%10%,pH,,。pH79.400UOù0000,I6050ǎà4030(l)A/02,,,80%,99%,COD90%.(2)::0.200.25kg/(kgMLSS·d):0.08~0.10kg/(kgMLSS·d):0.100.12kg/(kgMLSS·d):3:2.0~4.omgPH:69(3),30d,,,,pH、..|,5678910’pH、:〔l].Ao/2【J].:,1985(4).