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3312200812ENVIRONMENTALSCIENCEANDMANAGEMENTVol.33No.12Dec.2008:2008-08-29:(1977-),,,。:1673-1212(2008)12-0111-03李明1,张志强2(1.,235000;2.,236000) :某白酒酿造厂年产优质大曲酒12000吨(65%原酒),该厂产生的黄水底锅水原采用“厌氧+好氧”工艺进行处理,难以满足标准要求。为达标排放,现对该废水处理工艺进行了改进,根据酿造废水中有机物浓度较高,氨氮浓度较低,可生化性较好的特点,选用两级预处理加两级厌氧处理,再加A/O工艺(厌氧水解—好氧)处理方法。两级厌氧处理分别采用UASB厌氧反应器和高效厌氧生物滤池。UASB厌氧处理工艺去除了大部分有机物,减轻了后续好氧处理工艺的处理压力,达到较好的处理效果。运行结果表明,经该工艺处理后,废水中的COD、BOD5等指标均能达标排放,有利于企业的可持续发展。:酿造废水;UASB系统;厌氧生物滤池;A/O工艺:X797:ATheCaseAnalysisonWasteWaterTreatmentinWhiteWineProductionLiMing1,ZhangZhiqiang2(1.TheSupervisionDegachmemgofEnvironmentalofHuaibei-city,Huaibei235000,China;2.AnhuiJinshaWineryCo.,Ltd,Fuyang236000,China)Abstract:Awhitewinebrewingfactoryproduces12thousandtonsoffinedaquliquorannually(65%baseliquor).Theyellowwastewaterproducedwiththeprocessofliquormakingwasoncedealtwithbythe“anaerobic+aerobic”technique,howeverthistechniquecouldnolongermeettherequirementofpresentstandard,thereforeimprovementshavetobedonetothewastewatertreat-mentprocess.Basedonthefeaturesofhigh-concentrationoforganisms,low-concentrationofAmmoniaandNitrogenaswellasafinebiodegradabilityinwastewaterofliquormaking,two-gradepre-treatmentandtwo-gradeanaerobictreatment,withA/Oprocess(anaerobichydrolysis-oxygen)aredeveloped.Thetwo-gradeanaerobictreatmentadoptsUASBreactorandhighlyeffi-cientanaerobicbiofilterrespectively.UASBanaerobictreatmentremovesmostpartoftheorganisms,whichreducesthepressureofthesubsequentoxygenicprocesssothattoreachabettertreatmenteffect.Theoperationofsuchprocessshowsastandardizedemis-sionofCOD,BOD5andotherindexesinwastewater,whichcanbenefitsustainabledevelopmentofanenterprise.Keywords:wastewaterofliquormaking;UASBsystem;anaerobicbiofilter;A/Oprocess65%12000,COD、BOD5,“+”,《》(GB8978-1996)。,,,,A/O(—),,CODBOD5,、、。1 ,,。,COD、BOD5,。41000m3/d,COD、BOD5、SS43250mg/L、23787mg/L、6390mg/L。72000m3/d,,COD、BOD5、SS300mg/L、140mg/L、200mg/L。,,。,1。·111·3312200812·Vol.33No.12Dec.20081 ,COD、BOD5《》(GB8978-1996)。2 ,,,,,A/O(—)。UASB,。2。2 ·112·3312200812·Vol.33No.12Dec.2008 UASB—LETTINGA。,。UASB,:(1),;(2),。UASB,(),。。,,,,,,,,,,,,,,、(),,。,,,。UASB、、、。(anaerobic,AF)2060McCartyCoulter。,“”,(SRT),,(SRT)(HRT),,,,(AF)10～15kgCOD/m3·d。3 (1),COD、BOD5,,UASB,,,;(2),,;(3),,。4 ,《》(GB8978-1996),1。1 (h)CODBOD5SS(mg/L)(%)(mg/L)(%)(mg/L)(%)24432502378763902811335166513031955072421785166590308448025085384425032090449718024481274.68518.090374.618.048.88074.618.048.810020/5 ,,,,,,。·113·