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:2010-07-15A/O,(,467000):,A/O,,,,。:;A/O;:X703:B:1006-8759(2010)05-0049-03APPLICATIONOFA/OBIOLOGICALDENITRIFICATIONPROCESSINTREATMENTTERMINALWASTEWATEROFCHEMICALENTERPRISEPENGNai-wen,WANGXue-shi(ZhongpingEnergyChemicalGroup,Pingdingshan46700,China)Abstract:Accordingfeaturesofsourceandpollutantsaboutterminalwastewaterinachemicalenterprise.A/Obiologicaldenitrificationprocesswasusedintreatmentingterminalwastewater.TheresultsshowedthatA/ObiologicaldenitrificationprocesscandisposeNH-Ninwastewater.ThenconcentrationofpollutantsreachedtheEmissionsstandards.Theenterprisereducedemissionpollutantseveryyear.Keywords:chemicalwastewater;A/Obiologicaldenitrificationprocess;wastewatertreatment,,,,,,。1,:、、,,,。、、、、。,。、、、、。2、,120mg/L,1。,BOD5/CODcr0.3,,NH3-N,,C/N(C/1:pH,mg/L.pHCODcrBOD5SSNH3-NCN-S2-/℃6.912050100120~150151.5114~40EnergyEnvironmentalProtectionVol.24,No.5Oct.,2010245201010N≈1,COD),,、。,、。、,,,,。2.1、,,。、,()BOD,。2.2A/OA/O,,,,,[1],。(1),,,、。(2),C/N,。(3),,。(4),BOD,,。A/O:Phoredox()、、A2/O、UCT、VIP。2.3,N-3+5,0。、、,。,、、,,,SHARON、ANAMMOXOLAND。,,SHARON,NO2--N,ANAMMOXNH4+-NNO3--NNO2--NN2,OLANDNH4+-NNO2-,NO2-NH4+-NN2[2]。,SBR、、、AB、LINPOR。3A/O、,,A/O,,,,,,,(N2)。250m3/h。3.11。·50·A/O(64)3.2(1):,。(2):,,。(3):,、,,、,,。-,BOD5/TKN,。(4):,,,。(5)(A):A,。(300%),,A,,;,,,O(DO)、,A、OMLSSA/O,A/O。A,,,(NO3-N)(NO2-N),(N2)。:(6)(O):A(O),,、。,,:,,,::H+,,,pH。(7):O,,。,,,A,。3.3(1),。(2),。(3),,,。(4),,,,。42008,、,,,2。、、、、、pH12.2mg/L、0.075mg/L、7.20mg/L、10.8mg/L、3.7mg/L、0.35mg/L、7.9,90.2%、95%、93.0%、66.4%、75、3%、88.6%。《》(GB13458-2001),,。COD243.2t,223.04t,194。5:pH,mg/L.2232425232425pH7.908.318.407.658.008.10COD130.2120.6122.612.611.512.51.501.471.530.0750.0740.075100.5110.2120.77.107.307.2095.088.6100.431.832.231.514.015.215.84.603.602.800.921.030.850.330.340.38245·51·(51)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!A/O,,,。,A/O,,。[1].[M]..20036.170.[2].[M].:.20052.239~240.,,。、,,。。6.1、,。,,。,,,,,。6.2,,,,、、,。,,。6.3,,,,。,、,。,,、、、。6.4,、,。,,,。、,、,,。6.5,,、、、,。,,。7,,,。,,。,,,,,,,,,,,,、,。、、,,。·64·245
本文标题:AO法在化工企业终端废水处理中的实践应用彭乃文
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