采用高效物化生化组合工艺处理高浓度化学制药废水

1。、、、。、1-2。、、、、60。。GB8978-1996《》I。2COD1mg/L。CODSS、1。3COD。COD。CODUBF。UBFUASBAFUASBAFUASBAFUASB、、3-5。UBF1。121000、、、UBF、、。CODBODSSGB8978-1996《》I。UBFAbstractAccordingtothecharacteristicsofchemicalsynthesizedpharmaceuticalwastewater,aseriesofprocessingwereusedtotreatthepharmaceuticalwastewater,includinghydrolyticacidification,micro-electrolysis,UBF,bio-contactoxidationandairflotation.TherunningresultshowedthattheCOD,BODandSSofthedischargewatercouldcomplywiththestandardofClassAofIntegratedWastewaterDischargeGB8978-1996andtherunningwasstablewithlowcost.Keywordspharmaceuticalwastewater;hydrolyticacidification;micro-electrolysis;UBF;contactoxidationX703A1674－1021201006-0059-032010－04－222010-06-04。1952。CODcrSSpHBOD5100561004150050706~9301mg/L120m3/d。UBF1UBF59CODGB8978-1996《》。3。UBF、、。2。30~35℃pH7.0~8.5。UBF。UBF。4。24hD-2。。Φ500×40001.5h。。Φ2000×1500FeSO4NaOHpH9.01h。。Φ1500×35001h。。Φ2000×2000。UBF。UBFΦ5000×500019hpH7.0~8.030~35℃。。Φ4500×450012h。。1h。55.15aUASBUBFPACFeSO4PAC。5.2UBFUASBAF。5.3UBFUASB。3TpHVFA。22。UBF2UBFCODcrBOD5SS/%/%/%UBF2mg/L10056703942332956295407039422329562954028.3304030908630150012758926256213127589262562131530309080—100706015——70601510—30147533——3mg/LCODcr1005628.3BOD51500SS100pH47.1CODCrBOD5,SS10mg/L。605.3.130~40℃。UASB。:30℃COD80%35℃85%40℃87％～88％。,30～35℃。5.3.2pHUASBpH。pHUASB。pHUASBCOD。pH6.0UBFCODpH6.8COD70%pH8.0COD87%。5.3.3VFAUASBVFAVFAVFA。VFAUASB。VFAUASB。、pHVFA。VFA8mmol/L。VFA3mmol/LVFA2d。VFA3mmol/L。5.3.48080%0.95/m33。61———UBF——COD。1aCODGB8978-1996《》I。2UBFUASB。3FeSO4PACCOD。4UBF。UASB30~35℃pHpH6.8VFAUASBUBF。1.M.:2004.2.M.2002.3.M.2000.4.M.2002.5.—UASB———SBRJ.200633156-57.61