采用间歇曝气改进AB工艺氮磷脱除的研究华光辉

221Vol.22№12001JoumalofQingdaoInstitureofArcbitectureandEngineeringAB华光辉　张波(,266033)　沈晓南(,266021)　　。AB,AB,AB。,,,,。　;;AB;　X703AB(AdsorptionBiodegradation)。,AB,。80,,AB。ABBOD、COD、SS、,。,AB,。,(GB8978-1996)[1]。,,,。。,。,。,、;、,、,,。,,、,,COD、BOD5、SS。,。1　1　1,(AB)A,。,,,。,。,。20L、39cm,,25cm。,6h。,。,,,,10d。,。:2000-05-11,。8h。2　1　122-24-4/℃29.529.8HRT/h66DO/mg·L-12.0-2.52.5-3.0150%150%MLVSS/mg·L-114701676/d1010COD(mg/l)19420929.236.5(%)84.982.5NH3-N(mg/l)58.365.26.48.9(%)89.086.3TN(mg/l)70.674.529.631.4(%)58.160.0PO3-4-P(mg/l)6.706.945.325.47(%)20.521.1NO-X-N0019.417.8TN/COD1∶2.751∶2.80:2-22h2h;4-44h4h2.1　CODCOD,80%,40mg/l。,85%,10mg/l。,2-24-4。2.2　,,55%～60%。。COD200mg/l,1COD/TN2.75,2COD/TN2.80。,BOD5/N≥2.86。,,(A/O),COD/TN8[2]。,C/N,。A,BCOD,。,。2.3　,。,,。,。4-42-225%,。。2.4　B2　BNH3-NTNPO3-4-Pη62.421.665.3η8049.837.8η6.124.9019.9:η%,mg/l。　　(1)B:PO3-4-P,NH3-NB22%,TN21%。3　,A,C/N,。,,,。(3),3A1∶1,;4;5A,,。3。66223　3454-44-44-4/℃30.129.428.7HRT/h666DO/mg·L-12.5～3.02.0～2.52.5～3.0150%150%150%MLVSS/mg·L-1266036744450/d101010COD(mg/l)29840353139.544.648.9(%)86.788.990.7NH3-N(mg/l)73.280.156.49.411.96.2(%)87.185.189.0TN(mg/l)83.197.265.429.529.613.2(%)64.569.579.8PO3-4-P(mg/l)7.647.827.206.025.980.68(%)21.223.590.5NO-X-N00016.315.06.1TN/COD1∶3.591∶4.141∶8.123.1　COD,35,COD2,COD85%,。,85%,。3.2　CODTN3.59、4.148.12,64.5%、69.5%79.8%。5。34NO-X-N15mg/l,5NO-X-N6.1mg/l。34,NO-X-N,5。,,。3.3　3420%～25%,,,。C/N,NO-X-N,,。A(),CODTN8.12,NO-X-N6.1mg/l,90%,0.68mg/l。,,,。,,,。,,,,。4　(1)AB,。(2),,。(3),,。(4),,,,。(5)AB。671:AB　　　1　,.——GB8978-1996.,19972　,..:,1998EnhancementoftheRemovalEffectofNitrogenandPhosphorousofABProcessbytheIntroductionofIntermittentAerationProcessHuaGuanghui　ZhangBo(DepartmentofEnvironmentalEngineering,QingdaoInstituteofArchitectureandEngineering)Shen　Xiaonan(QingdaoHaiboheSewageTreatmentPlant)Abstract　TheIntermittentAerationProcessisdevelopedthroughamelioratingtheconventionalactivatedsludgeprocess.ThispaperputsforwardtheexperimentprojectofenhancingtheN-PremovalefficiencyofABprocess.TheresultofexperimentshowedthattheIntermittentAerationProcessiseasytobepractised.AndtheNH3-NandTNremovalefficiencycouldbeapparentlyimproved.SatisfactoryremovalefficienciesofN-Pwererealizedundertheconditionofenoughcarbonsource.KeyWords　wastewatertreatment;biologicalphosphorusandnitrogenremoval;ABprocess;intermittentaeration　华光辉,男,25岁,硕士研究生6822