UASBAO工艺处理玉米淀粉生产废水

UASBA/O1,2,1(1.,277102;2.,277800):UASBA/O,,CODNH3-N99.6%98%,(DB37/5992006):;UASB;A/O:X703.1:C:1000-4602(2008)10-0057-03TreatmentofCornStarchProductionWastewaterbyUASB-A/OProcessSUNJin2gang1,ZHUMao2tian2,WANGBin1(1.ShizhongDistrictEnvironmentalProtectionBureau,Zaozhuang277102,China;2.ZaozhuangEnvironmentalProtectionBureau,Zaozhuang277800,China)Abstract:TheUASB-A/Oprocesswasusedtotreatcornstarchproductionwastewater.Therun2ningresultsindicatethattheremovalratesofCODandNH3-Nare99.6%and98%respectively.ThesystemoperatessteadilywiththeeffluentqualityreachingthespecialprotectiveregioncriteriaspecifiedintheComprehensiveDischargeStandardofWaterPollutantsalongtheLineinShandongSectionofSouthtoNorthWaterDiversionProject(DB37/599-2006).Keywords:cornstarchproductionwastewater;UASB;A/Oprocess12104t/a,1000m3/d,,,,11200m3/d,COD1200016000mg/LNH3-N100120mg/LpH4.15.6(DB37/5992006):COD60mg/LNH3-N10mg/LpH69211Fig.1Flowchartofwastewatertreatmentprocess(UASB),,,75241020085CHINAWATER&WASTEWATERVol.24No.10May2008,UASB,,UASBA/O31mm;,150m3,500m3,,,600m3,10h,COD50008000mg/LNH3-N180220mg/LpH6.87.2UASB,600m3,,;,(VV=11),CODpH,3040,10h,COD400500mg/LNH3-N180200mg/LA/O,A500m3,O1600m3UASB(A),(O),,,,,,AO1032h,550m3,11h,,3UASBUASB,28m3UASB,COD80%,,2.0kg/(m3d)5.5kg/(m3d),CODCOD80%,,10d,,,1.01.3mm2,UASBA/OUASB,A/O/,7d,MLSS5000mg/L,,A/O(COD30mg/LNH3-N2.0mg/LpH7.98.1)4UASB75.3%,800m3/d,24104m3/a,27MJ/m3,6.48106MJ,500t(43%),600/t,30/a,,,5,,UASBA/O,COD30mg/LNH3-N2.0mg/L,(DB37/5992006)UASBA/O,,852410:[1],.UASBSBR[J].,2003,29(17):71-72.[2],,,.UASBSBR[J].,2006,23(5):83-85.[3],.UASB[J].,2007,(3):189-190.[4].[M].:,2003.[5],,.SBR[J].,2003,19(11):71-72.[6],,.[J].,2003,19(4):86-87.[7],,.UASBSBR[J].,2003,19(6):70-71.[8],,,./[J].,2003,19(10):59-60.:13589642651E-mail:[e-mail]:2007-12-141,,(H),2,3,H,,:,;,,;,,;,,,,,,,(),3(1#3#),3,3#,,1#;2#,1#;,1#,,4PLC,,,,,,,()95:UASBA/O2410