35720107ENVIRONMENTALSCIENCEANDMANAGEMENTVol.35No.7July2010:2009-12-29:(1986-),,,,,,。::1674-6139(2010)07-0082-03A/O郝祥超1,王良2,张俊华1,张书良2(1.,450000;2.,450001) :介绍了采用A/O工艺处理高氨氮废水的工程实例。通过近一个月的调试,出水氨氮均在5mg/L以下,COD在50mg/L以下;该工艺耐冲击,且处理效果稳定,处理后的出水各项指标均达到了《合成氨工业水污染物最高允许排放限值》(GB13458-2001)的要求。:高氨氮;A/O工艺;废水:X703.1:BApplicationofA/OProcesstotheWastewaterTreatmentofHighNH3-NWastewaterHaoXiangchao1,WangLiang2,ZhangJunhua1,ZhangShuliang2(1.HenanDachengProvinceEnvironmentalProtectionEngineeringCo.,Ltd,Zhengzhou450000,China;2.SchoolofChemistryandChemicalEngineering,HenanUniversityofTechnology,Zhengzhou450001,China)Abstract:TheengineeringexampleusingA/Oprocesstotreatfertilizerwastewaterisintroduced.Bynearlyamonthofde-bugging,theNH3-N,COD,inthetreatedeffluentarelessthanorequalto70mg/Land150mg/L.Therunningresultsshowthattheprocesshasstabletreatmentefficiencyandstrongresistancetoshockloading,andtheeffluentqualitymeetstherequire-mentsofDischargeStandardofWaterPollutantsforAmmoniaIndustry(GB13458-2001).Keywords:highNH3-NWastewater;A/Oprocess;wastewater ,,:、、、,。,,、、。、[1]。A/O,。、,、、、。150m3/h,380mg/L,COD400mg/L,SS500mg/L,10mg/L,3mg/L。A/O,GB13458-2001《》,CODcr≤100mg/L,SS≤100mg/L,NH3-N≤70mg/L,≤1.0,pH≤6.0~9.0。。1 ,、,,,。CODNH3-N,(1)。1 、,,A/O、。·82·35720107·A/OVol.35No.7July2010。COD/NH3-N,,(,)。1。1 pHCODcr/mg/LSS/mg/LNH3-N/mg/L/mg/LCN/mg/L7.0~9.04005003803106.0~9.05075150.50.82 2.1 ,,。,。4h,:8m×30m×4m,1440kgSS/d,99%142t。3(Q=12m3/h,H=20,N=7.5kw)。2.2 8,:10m×30m×4m。,,。2(Q=150m3/h,H=12,N=11kw)。。2.3 ,40℃,。,35℃,。2.4 A/O[2]A/O、()。,,;(),CO2H2O;,。0.20kgNH3-N/(m3·d),COD,,C,300%~500%,100%。13m×30m×6m,15,2(N=7.5kw)。26m×30m×6m,30。1660m,4(31,N=45kw,Q=27.63m3/min),2(Q=790m3/h,H=8,N=18.5kw,11)。2.5 ,4h,10m×30m×2.5m,2m。、。2.6 169/,(:5m×5m×4.5m,2)。[3-4],。3 2。2 (m)/1150HW-12211KW/22KW112I-1B435KW/15KW33300HW-5218.5KW/37KW114150HW-12211KW/22KW115SLW2004135KW/180KW316DQT075×1800215KW/15KW7GJ-10.013KW8KWL350×125015.5KW/11KW894.5×600013KW/5.5KW10207KW/311KW·83·35720107·A/OVol.35No.7July20104 20071101,,AO,50(80%);,,,,。,,30m3/h,,5mg/L,,30d。,,,C,C/N=3:1。,pH6.5~8.5。,A/O(MLSS3.0g/L,SVI100ml/g),,,。,,3000mg/L,400%,8。3。3 COD/(mg/L)NH3-N/(mg/L)pH1212562649.241221523188.43123864358.72121192.417.03121141.087.24123151.427.16 3,,A/O,,《》(GB13458-2001),NH3-N99%,。5 4。4 3600m3/d2886m2311kw4801.38kwh/1.5/COD356t/a451t/a6 (1)、,,30,。(2)A/O,,,。,5mg/L;《》(GB13458-2001)。(3),,,A,。(4),DO,2mg/L~4mg/L,,,。:[1]邹家庆.工业废水处理技术[M].北京:化学工业出版社,2003.[2]顾俊杰,何争光,李玲玲,等.化工氨氮废水处理工程实践[J].水处理技术,2009,35(6):113-115.[3]卡洛里斯.沉降式卧螺离心机分离技术[J].中国给水排水,2002,18(8):90-92.[4]高琼,杨士安,吴春江.卧螺离心脱水机的运行经验总结[J].中国给水排水,2006,22(22):92-95.·84·