DesignofbeerwastewatertreatmenbyA/OprocessLiSong1,2,ShanShengdao1,ChenYingxu2,ZengLinhui3,XuZhu4(1.SchoolofEnvironmentalTechnology,ZhejiangForestryCollege,Hangzhou311300,China;2.CollegeofResourceandEnvironment,ZhejiangUniversity,Hangzhou310029,China;3.CollegeofUrbanConstructionandEnvironmentalEngineering,UniversityofShanghaiforScienceandTechnology,Shanghai200093,China;4.RuralEnergyOffice,XiaoshanDistrictofHangzhouCity,Hangzhou311203,China)A/O1,2,1,2,3,4(1.,311300;2.,310029;3.,200093;4.,311203)[]A/O,:CODCr、BOD5SS88.7%~92.8%、90.3%~95.4%86.2%~90.0%,。、、、、。[];A/O;[]X703.1[]B[]1005-829X(2009)02-0074-03Abstract:TheA/Oprocesshasbeenappliedtothetreatmentofbeerwastewaterwithhighconcentration.TheresultsshowthattheaverageremovalratesofCODCr,BOD5andSShavereached88.7%-92.8%,90.3%-95.4%and86.2%-90.0%,respectively,whichmettherequirementsofdischargestandardofpollutantsforbeerindustry.Itischaracterisedbysimpleprocess,shortHRT,wideadaptiverangeofwaterquality,efficientorganismdegradability,nomarshgas,andlittlesludgebulking.Keywords:beerwastewater;anaerobic/oxicprocess;design[](2006C13036)、、,、,、,、,〔1-4〕。、、、、、,,,pH5~8,CODCrSS,,。A/O,AB,,〔5-7〕。A/O。1,5t。、,,。,2500m3/d,《》(GB19821—2005)。2500m3/d。,1。22.1,BOD5/CODCr,1pHCODCr/(mg·L-1)BOD5/(mg·L-1)SS/(mg·L-1)5.5~8.3830~1680260~420300~6606.0~9.0≤80≤20≤7029220092IndustrialWaterTreatmentVol.29No.2Feb.,200974。A/O,1。2.2,,,SS,CODCr;A,,,O,,。A(),CODCr、BOD5,45minO,BOD5CODCr。O,,A,,。2.3(1)。,。,3.0m×3.0m×3.0m,HRT=10min。,,(Q=105m3/h,N=55kW,11)。(2)。;、,,;,CODCr。,12.0m×8.0m×5.0m,HRT=4h,2(Q=105m3/h,N=5.5kW,11)。1,。(3)。SS,COD。,,,。D11.0m×3.8m,HRT=3h,。(4)(A)。,,,,。A,4.2m×4.2m×5.5m,HRT=45min,7000~8000mg/L。1,。(5)(O)。CODCr、BOD5,O,,,H2O、CO2,。O,9.5m×9.5m×5.5m,3,HRT=13.5h,MLSS3500~4000mg/L,COD2000~2500kg/(kg·d),PEl241,PEl00C2。(6)。O,,,A,,。,D12.0m×3.8m,HRT=2.5h。(7)。。,4.0m×4.0m×5.0m。(8)。、,。3A/O。,,。40dO,,,,。2007813,,。,,22,,pH7.68~8.10、CODCr61.4~78.9mg/L、BOD516.2~19.3mg/L、SS58.6~67.9mg/L;CODCr、BOD5、SS88.7%~92.8%、90.3%~95.4%、86.2%~90.0%。41400m2,2500m3/d,356.12。,0.423/t,0.022/t,0.066/t,0.511/t,,:A/O2009-02,29(2)1/AO/75!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!0.665/t,1662.5/d。5(1)A/O,CODCr、BOD5SS88.7%~92.8%、90.3%~95.4%86.2%~90.0%,。(2)A/O,、、、、,、,。[][1],,,.[J].,2007,28(10):569-573.[2].[J].,2001,63(6):4-8.[3],,,.[J].,2001,21(11):44-46.[4]AcharyaC,NakhlaG,BassiA.Anoveltwo-stageMBRdenitrifi-cationprocessforthetreatmentofhighstrengthpetfoodwastewa-ter[J].JournalofHazardousMaterials,2006,129(1/2/3):194-203.[5],,,.++[J].,2006,32(2):74-75.[6]GoronszyMC.Thecyclicactivatdesludgesystemforresortareawastewatertreatment[J].Wat.Sci.Tech.,2005,32(9/10):105-114.[7],,,.MBR[J].,2004,25(6):117-122.AnalysisanddesignofthefluidstateofthesectionofductpervasioninthemechanicalventilationcoolingtowerHuLianjiang1,2,WangJing2,ZhaoXinhua1(1.EnvironmentalScienceandEngineeringInstitute,TianjinUniversity,Tianjin300072,China;2.TianjinChenxinPetrochemicalEngineeringDesignCo.,Ltd.,Tianjin300271,China)1,2,2,1(1.,300072;2.,300271)[],,。,,,30%,40%~50%。[];;;[]TQ022.1[]B[]1005-829X(2009)02-0076-04Abstract:Throughtheanalysisanddesignofthefluidstatofthesectionofductpervasioninthemechanicalventilationcoolingtower,thetheoriticalfoundationonthedesignofanewductbubblerisestablished.Anewinterpretationonthetraditionalpointoftheheightandangulardegreesofthebubblerisgiven.Anewdesignconceptofthebubblerisgiven.Basedonthesamerecoveryeffectofkineticenergy,thespecifiedvalueoftheoriginalnormofthebubblercanbedoubled.Theheightofthepervasionsectioncanbeloweredby30%,andthebubblercostcanbereducedby40%-50%.Keywords:coolingtowerductbubbler;recoveryofkineticenergy;swirlingjet;pervasionangulardegree29220092IndustrialWaterTreatmentVol.29No.2Feb.,2009[](1977—),2003,,。:13868003155,E-mail:lisong@zjfc.edu.cn。[]2008-10-16()76