EGSB-A/A/O430070、、。EGSB-A/A/O。EGSBCOD1400~1800mg/LCOD>80%pH7.32600~3400mg/L。EGSB8400m3/d53%~60%。A/A/OCOD220~290mg/LCOD>83%。《》GB8978—19964.933/m3。EGSBA/A/OX703.1C1000-4602201618-0091-04ApplicationofEGSB/InvertedA/A/OOxidationDitchProcessforTreatmentofPharmaceuticalWastewaterXIANGWen-qiLIMengYINQiSchoolofCivilEngineeringandArchitectureWuhanUniversityofTechnologyWuhan430070ChinaAbstractPharmaceuticalwastewaterischaracterizedbyhighconcentrationoforganicmattercomplexcomponentsanddifficultyineffectivetreatmentbyconventionalprocesses.Thestart-upandcommissioningofexpandedgranularsludgeblanketEGSBreactor/invertedA/A/OoxidationditchprocessfortreatingpharmaceuticalwastewaterfromHubeiGuangjiPharmaceuticalCo.Ltd.wasintro-duced.AftertheoperationofthecombinedprocesswasstabletheCODconcentrationpHvalueandal-kalinityoftheeffluentfromEGSBwere1400to1800mg/Lwiththeremovalrateofover80%about7.3and2600to3400mg/Lrespectively.TheCODconcentrationoftheeffluentfromtheinvertedA/A/Ooxidationditchwas220to290mg/Lwiththeremovalrateofover83%.ThefinaleffluentqualityofthesystemcouldmeetthesecondcriteriaspecifiedintheIntegratedWastewaterDischargeStandardGB8978-1996andthetreatmentcostwas4.933yuan/m3.KeywordspharmaceuticalwastewaterexpandedgranularsludgeblanketEGSBreactorinvertedA/A/Ooxidationditch11.1、、、、。3500m3/d、、1500m3/d、、、2000m3/d。、·19·321820169CHINAWATER&WASTEWATERVol.32No.18Sep.2016。《》GB8978—1996。1。1Tab.1WastewaterqualityCOD/mg·L-1BOD5/mg·L-1SS/mg·L-1pHNH3-N/mg·L-1TP/mg·L-119300703529355.7610260450025304307.812536.52。2Tab.2InfluentqualityanddischargestandardsofbiologicalsystemCOD/mg·L-1BOD5/mg·L-1SS/mg·L-1pHNH3-N/mg·L-1TP/mg·L-17500~90003700~4200460~6006.3~8250~33050~60≤300≤30≤1506~9≤25≤1.01.21。1Fig.1Flowchartofwastewatertreatmentprocess。、、。。EGSBCODA/A/OCODNH3-N、TP。TPPAC、、。。EGSB。1.3①EGSB。。10m25m2000m373m3/h27.4h。、EGSB。、。、、1。②A/A/O。42。A/A/O2500m3V∶V∶V=2∶1∶74.5m73m3/h30h20d。A/A/OA/A/O、、。、。·29·3218.watergasheat.com。。22.1EGSBEGSB7921~2728~79。2EGSBCOD。2EGSBCODFig.2VariationofvolumeloadandCODremovalefficiencyduringEGSBcommissioning2.1.127。。UASBVSS/SS0.696.5kg/m3。1.6kg/m3·dEGSBCOD4000mg/L350m3/d415m3/d0.4m/h。8dCOD82.7%3COD80%。123.2kg/m3·d700m3/d1∶12∶11.1m/h。24COD85.4%3COD82%。。、。2.1.252。。284.8kg/m3·d1.1m/h2.0m/h。COD80%VFA100~200mg/L321.2kg/m3·d8kg/m3·dCOD80%。72COD1671mg/LCOD81%。7COD1400~1700mg/LCOD80%pH7.32600~3400mg/L。EGSB73~79EGSB8400m3/d53%~60%。2.2A/A/O92。A/A/OCOD500mg/L。、、、5MLSS1100mg/L、。EGSB。200%100%。23MLSS2500mg/LMLSS2500mg/L。COD1400~1800mg/LA/A/OCOD220~290mg/LCOD83%。EGSBA/A/OCOD5~7COD300mg/L·39·.watergasheat.comEGSB-A/A/O3218。A/A/OCl-CODCOD3。2.33。3Tab.3PerformanceofbiologicalsystemCOD/mg·L-1BOD5/mg·L-1SS/mg·L-1pHNH3-N/mg·L-1TP/mg·L-1877538475866.83065326822737.4180.83EGSB-A/A/O《》GB8978—1996。3、、、、。PAC0.848/m3、PAM0.309/m3、pH0.086/m31.243/m30.20/m3EGSB0.58/m31.03/m31.58/m30.30/m3。4.933/m3。4①EGSB79COD1400~1800mg/LCOD>80%pH7.32600~3400mg/L。EGSB8400m353%~60%。②A/A/O84COD220~290mg/LCOD>83%。③EGSB-A/A/O《》GB8978—19964.933/m3。1.EGSBJ.20001843-8.2.J.2010261471-73.3.NaClJ.200422119-21.1990-。E-mail526075937@qq.com2016-03-29·49·3218.watergasheat.com