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化学工程师Sum154No.7ChemicalEngineer20087:2008-03-24:(1981-),,,:1002-1124(2008)07-0050-03A2/O1,2,3(1.,528500;2.,510445;3.,400080):A2/O,A2/O//,NP,A2/O,A2/O,:;;A2/O;DO:X703.1:BApplicationofintegrationofA2/OoxidationditchinsewagedisposalworkYUANDing1,KEPeng2,LIUYi-qing3(1.GaomingSevageDisposalCo.,Ltd.,GuangdongOverseasConstructionGroup,Foshan528500,China;2.GuangzhouBijingEnvironmentalApparatusCo.,Ltd.,Guangzhou510445,China;3.ChongqingSanfengEnvironmentalIndustryCo.,Ltd.,Chongqing400800,China)Abstract:OnewastewatertreatmentfactoryintheGuangdongadoptedareformativeA2/Ocraft,namelytheA2/O&tinyeyeletaerationintegratedoxidationditch.Wepasstoregulatetomakeitpressmodeofbeingdisgustedwiththeanaerobic/anoxic/aerobictocirculate,andcarryontheproducingexperimentsaboutnitrogenandphosphorusremova,lInvestigatedcommonactivatedsludge,oxidizeditch,A2/Oetc.craftinadditiontothecontrastofdirtyeffect.InvestigationshowedtheA2/O&TinyeyeletaerationIntegratedoxidationditchhavethevirtueofshockresistancestrongly,nitrogenandphosphorusremovalwellandlowsurplussludge.Itsuitableforpopularizeinthesewageworksinourcountry.Keywords:sewageworks;integratedoxidationditch;A2/O;DO,,70%,30%,B/C,,NP,,11(mgL-1)CODBODSSNH3-N145.867.5114.1518.020.02.36ABA2/OSBRSBRN-P;AB,,B,N-P,22(mgL-1)CODBODSSNH3-N250130200203044020208201.5,A2/O+,--2.48m3,5,t12h,--1.8~3.0~7.2h,DO0.5mgL-1DO2~3mgL-1,,NP20087袁丁等:A2/O与氧化沟一体化工艺在污水处理厂中的运用NP[1]1A2/O+A2/O+:(1);(2)A2/O+COD1:ABA2/O,20071~10,COD100~200mgL-1,250mgL-1[2]3(mgL-1)ABA2/OA2/O+ABA2/OA2/O+COD165.2178.4155.4159.8282.5322.6310.7293.142.238.628.330.252.841.248.639.6/%74.578.481.881.181.387.284.486.5BOD81.084.677.455.1128.3142.2159.9106.48.65.95.63.315.412.218.77.79/%89.493.091.794.088.091.488.392.7B/C0.490.470.500.350.450.440.510.36TN32.726.723.838.330.828.226.25.85.030.514.58.7/%19.978.378.920.452.969.1TP2.832.342.143.523.223.452.440.620.563.111.350.89/%13.873.574.011.658.174.23,NP,(19.9%13.8%),A2/OA2/O+,NP,70%,ABA2/O+,COD85%[3];A2/O,,COD,NP2NP8:(1#)(2#)(3#4#)(5#6#7#8#),,22A2/O+,F/M0.1kgBOD5/(kgMLVSS.d),DO0~0.5mgL-1,DO2~3mgL-18,A2/O+CODNP343A2/O+COD(1)COD3,COD,,COD168.3mgL-148.6mgL-1,71%;,COD48.6mgL-132.3mgL-1,36%81%,4A2/O+NP(2)TN,NH3-N(67)5120087李华:热水封孔对镁合金阳极氧化膜耐蚀性能的影响(2(d))(Ecorr=-0.758V)(Rp=7039.0ohmcm-2),(icorr=8.771Acm-2)7011Ecorr/Vicorr/Acm-2Rp/ohmcm-2-1.1654.5867964.360-0.7163.5309245.870-0.5823.46512926.180-0.7588.7717039.03,,70,10min,-0.582V12926.1ohmcm-24.586Acm-2[1],,,.[J].,2001,34(9):24-29.[2].AZ31[D].,2006,40-41.[3]DuanHP,DuKQ,YanCW.etal.ElectrochemicalcorrosionbehaviorofcompositecoatingsofsealedMAOfilmonmagnesiumalloyAZ91D[J].ElectrochimicaActa,2006,51:2898-2908.[4],,,.[J].,2007,(11):82-86.[5]TanALK,SoutaraAM,AnnergrenIF.etal.Multilayersol-gelcoatingsforcorrosionprotectionofmagnesium[J].SurfaceandCoatingsTechnology,2005,198:478-482.[6],,,.[J].,2006,35(6):8-10.[7],.[J].,2003,31(12):1-5.[8],,,.AZ31[J].,2006,39(2):29-31.(51),14.5~15.8mgL-1,,,NH3-N,15.02mgL-110.23mgL-1,,NH3-N3.42mgL-1,77%,NO-3-N,NO-3-N,,N2,NO-3-N,NH3-NNH3-N,,(3)TP,,P,TP,3.82mgL-15.49mgL-1,,,TP,4.7~5.5mgL-1,P,P,TP[4]TP4.67mgL-10.88mgL-1,3(1),A2/O+,;NPA2/O+,,NP;,10~12h,(2)A2/O+:,,,,A2/O+[1]C(),A.[M].:,1988.1-135.[2],,.[M].:,2004.[3].Carrousel[J].,2002,18(1):67-70.[4].A2/O[J].,2001,17(7):46-48.67