AA2O工艺在泰安市污水处理厂的应用

A+A2O,,(,271000):,A+A2OCODSSTNTP,A+A2OCODSS,BOD5SS,,,:A+A2O;;SS:X703.1:C:1000-4602(2005)12-0083-03ApplicationofA+A2OProcessinTaianCityWastewaterTreatmentPlantCHENLing2xia,WEIFeng,XUZhi2wei(TaianUrbanWastewaterManagementBureau,Taian271000,China)Abstract:BasedontheactualoperationforseveralyearsinTaianWastewaterTreatmentPlant,theremovaleffectofA+A2OprocessonCOD,SS,TN,andTPwassummarized.ThepracticeshowsthattheprocesshasahighremovalrateforCODandSS.However,itisdifficulttoachievetheoptimalremovalratefornitrogenandphosphorusundertheconditionoflowerinfluentBOD5andhigherinfluentSS,butthefavorableeffectcanbeobtainediflayingparticularstressoneithernitrogenorphosphorusre2moval.Keywords:A+A2Oprocess;nitrogenandphosphorusremoval;SSA+A2OABBA,SS,;A2O,1111,1990,19935,,5104m3/d,A+A2O(1)11211Fig.1FlowchartofA+A2Oprocess1Tab.1DesignvalueofinfluentandeffluentqualitymgL-1CODBOD5SSNH3-NTNTP500225200404578020205101382112200512CHINAWATER&WASTEWATERVol.21No.12Dec.2005©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(:0.51,:1.21,:3.26,:4.16)/(kgBOD5kg-1MLSSd-1)4.70.1MLSS/(gL-1)2.03.3/d0.281821993,,BOD5,SS,COD,,,,:A,A+A2O;A,A2O;NO3-NA2O,211CODSSSS,AA+A2O,2000AA2OCODSS33A+A2OA2OCODSSTab.3RemovaleffectofCODandSSinA+A2OandA2Oprocesses2000(A2O)2002(A+A2O)789101112789101112COD/(mgL-1)323267600400532670465377244354917557656518/(mgL-1)27.4414654.841.440.241.841.544.766.663.155.661.055.4/%91.58592.386.392.293.591.088.981.681.293.19090.789.3SS/(mgL-1)211154540339384443345311208226599518515396/(mgL-1)221942.437262528.5222418.120161819.7/%89.687.792.289.193.294.391.792.988.59296.796.996.595.03,COD,A+A2OSS,ASS,COD2002COD2121999891011,44Tab.4InfluenceofinnercircumfluenceonpollutantsremovalNH3-NTNTPNO-3-N/(mgL-1)/(mgL-1)/%/(mgL-1)/(mgL-1)/%/(mgL-1)/(mgL-1)/%/(mgL-1)/(mgL-1)/%813.98.0342.228.715.5465.242.2157.84.275.25915.53.7775.726.514.346.03.021.9236.45.868.751018.614.522.024.921.513.67.661.1852.044.81119.418.54.622.618.916.45.450.9782.22.750.41854,NH3-NTN,,TP,,,,,,TP;NH3-N,NO3-NNO2-N,,213TNTP,TNTP(5)5,BOD5SS,TN,TP:BOD5/TNBOD5/TP481221©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(BOD5/TN=35BOD5/TP=20),A,BOD540%,A2O,2001BOD5,TNTP;2003BOD5,TNTPSS,,2000,,,,TN5A+A2OTNTPTab.5RemovaleffectofTNandTPinA+A2OprocessBOD5/(mgL-1)SS/(mgL-1)TNTP/(mgL-1)/(mgL-1)/%/(mgL-1)/(mgL-1)/%BOD5/TNBOD5/TP200014831438.726.631.35.771.5373.53.825200118334745.829.4357.11.3803.925200214233545.634.723.96.51.576.93.121200312932040.930.4257.72.6663.116200413524344.030326.31.2773.021TPTN,;,SS,,MLSS,,,,:(GB89781996);,3BOD5SS,ASS,A2OA+A2OCODSSA2OTP,,:[1].A2O[J].,2001,17(7):46-48.[2],.()[M].:,1997.[3],.[J].,2002,18(9):23-25.:[phone]E-mail:[e-mail]:2005-09-07,,20105104m3/d,202010104m3/d,1.44,2006126930,,,,6,200746.5,50%,50%()5812,:A+A2O21©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.