EGSBCASS工艺处理头孢类抗生素生产废水

。1201。138、。DMF、、、、、、、、、、。。,++[1-2]EGSB-CASS-。GB8987-1996。1、1。21。、CODpHEGSBEGSBCASS。EGSBCASS/m3·d-1COD/mg·L-1BOD5/mg·L-1ρSS/mg·L-1pH401007500180030038007206022004502005～74～56～91、Tab.1Thequality,quantityanddischargestandardofdesignedwastewaterEGSB-CASS518048、、、DMF。EGSB-CASS-10～30℃COD3500～5400mg·L-3COD90%EGSB1.6kg·m-3·d-1GB8987-1996。X787B1000-3770(2010)[e-mail]
 
 EGSB1Fig.1Theprocessdiagramofwastewatertreatment36420104TECHNOLOGYOFWATERTREATMENTVol.36No.4Apr.,2010122PAM。。2。33.1EGSBEGSB、、--[3]。。[4]。EGSB75%MLSS19g·L-1。COD4000mg·L-14m3·h-1COD1.07kg·m-3·d-1。2EGSBCOD2900～5510mg·L-13700mg·L-1COD890～1310mg·L-11150mg·L-1。pH7.054m3·h-1COD1.07kg·m-3·d-1。COD。3COD。COD2200～5140mg·L-13500mg·L-1COD320～760mg·L-1420mg·L-1pH7.056m3·h-1COD1.34kg·m-3·d-1。。8COD。COD1900～4800mg·L-13300mg·L-1COD320～820mg·L-1530mg·L-1pH7.058m3·h-11.6kg·m-3·d-1。。3.2CASSCASS-CASS、1∶5～1∶3。[5-7]。。CASS。CASS4g·L-1[8]。50%[9]。EGSBCASS。3COD890～1310mg·L-11150mg·L-1LCOD460～790mg·L-1590mg·L-1。2[10]CODEGSBCASS112m3HRT8h80GW40-72111160m3HRT10h2120m3HRT72hCOD2.5kg·m-3·d-12.8kg·kg-1·d-1115m3HRT7h2260m3HRT50.7hCOD0.5kg·m-3·d-10.35kg·kg-1·d-1,SSR22002DO2.5mg·L-12Tab.2Thedesignedparametersofeachtreatmentstructure2EGSBCODFig.2TheremovaleffectofCODwithEGSB0204060800100020003000400050006000COD/mgL
/dEGSB-CASS123320～760mg·L-1470mg·L-1COD150～320mg·L-1250mg·L-1SV3030%。3COD44.98%。4120.540、75.55。1.75·m-30.95·m-30.45·m-30.35·m-3。5EGSB4m3·h-1COD1.07kg·m-3·d-15COD6m3·h-1COD1.34kg·m-3·d-1COD8m3·h-1COD1.6kg·m-3·h-1。3EGSB82.08%。CASSEGSBCODCOD≤300mg·L-1GB8987-1996。EGSB-CASSCOD92.3%。:[1],,,.[J].,2005,12(4):62-64.[2],.[J].,2005,25(12):1-4.[3]LettingaG,RebacS,ParshinaS.High-rateanaerobictreatmentofwastewateratlowtemperatures[J].AppEnvironMicrobiol.,1999,65(4):1696-1702.[4].[M].:,2003.[5],,.(EGSB)[J].,2000,18(4):3-8.[6],.[J].,2005,26(3):34.[7],.[J].,1999,19(4):318.[8],,,.[J].,2002,22(6):2099.[9]WeiL,RadisavDV.Impactoffluegasconditionsonmercuryup-takebysulfur-impregnatedactivatedcarbon[J].EnvironSciTech-nol.,2000,34,154-159.[10]Nortangsa,Dearalbel,Malabykl.Elementalcompositionofsus-pendedparticulatematterfromthecombustionofcoalandcoalrefusemixtures[J].EnvironSci&Tech.,1986,20(6):56-61.3CASSCODFig.3TheremovaleffectofCODwithCASS02040608002004006008001000120014001600COD/mgL
/dTREATMENTOFTHECEPHALOSPORINSANTIBIOTICWASTEWATERBYCOMBINEDPROCESSOFEGSB-CASSYangYouqiang,FangYongShenzhenLeokingEnvironmentalProtectionCo.Ltd.,Shenzhen518048ChinaAbstract:Antibioticwastewaterisahighconcentration,refractorybiodegradablewastewaterwhosemainpollutioncompositionincludesMethanol,monomethylamine,dimethylamine,NN-dimethylformamideandsoon.CombinedprocessofEGSB-CASSwasusedtotreatpharmacywastewateratnormaltemperature.ResultsshowedthatremovalefficiencyofCODwas90%undertemperatureof10～30℃andinfluentCODof3500～5400mg·L-1.ThevolumeloadCODofEGSBsystemwas1.6kg·m-3·d-1,witheffluentqualitysatisfactorytonationalcriteria.KeywordsNN-dimethylformamideexpandgranularsludgebedcyclicactivatedsludgesystemchemicaloxygendemand364124