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1、第27卷第5期环境科学学报Vo.l27,No.52007年5月ActaScientiaeCircumstantiaeMay,2007陈旭良,郑平,金仁村,等.2007.味精废水厌氧氨氧化生物脱氮的研究[J].环境科学学报,27(5):747-752ChenXL,ZhengP,JinRC,etal.2007.BiologicalnitrogenremovalfrommonosodiumglutamatecontainingindustrialwastewaterwiththeAnaerobicAmmon
2、iumOxidation(ANAMMOX)process[J].ActaScientiaeCircumstantiae,27(5):747-752味精废水厌氧氨氧化生物脱氮的研究11,*1122陈旭良,郑平,金仁村,胡宝兰,周尚兴,丁革胜1.浙江大学环境工程系,杭州3100292.浙江蜜蜂集团,义乌322002收稿日期:20060614修回日期:20070104录用日期:20070307摘要:采用厌氧氨氧化工艺(ANAMMOX)处理味精废水,结果显示,总氮容积去除负荷可达457mgL-1
3、d-1,高于传统硝化-反硝化工艺,可成为传统硝化反硝化工艺的替代技术.厌氧氨氧化菌对NO-N的耐受范围为96.5~129mgL-1.受基质NO-N抑制后,厌氧氨氧化反应器22难以自行恢复,将基质浓度稀释到临界浓度以下则可恢复效能.反应器对进水cNO-2N/cNH+4N比值有一定的适应能力.在所试的进水cNO-2N/cNH+4N比值(1.0~1.4)范围内,出水基质浓度基本保持不变.关键词:厌氧氨氧化;味精废水;生物脱氮文章编号:02532468(2007)05074706中图分类号:X7
4、03.1文献标识码:ABiologicalnitrogenremovalfrommonosodiumglutamatecontainingindustrialwastewaterwiththeAnaerobicAmmoniumOxidation(ANAMMOX)process11,*1122CHENXuliang,ZHENGPing,JINRencun,HUBaolan,ZHOUShangxing,DINGGesheng1.DeptofEnvironmentalEngineering,ZhejiangUni
5、versity,Hangzhou3100292.ZhejiangMifengGroupCo.LTD,Yiwu322002Received14June2006;receivedinrevisedform4January2007;accepted7March2007Abstract:Physicalandchemicaltreatmentofindustrialwastewatercontaininghighconcentrationsofmonosodiumglutamate(MSG)isneithere
6、conomicalnoreffective.AnaerobicAmmoniumOxidation(ANAMMOX)isapracticalbiologicalprocessthathasbeendevelopedrecentlyandhasfoundwideapplication.StrongmonosodiumglutamateindustrialwastewatercontainninghighammoniawastreatedwiththeANAMMOXprocess.Thetotalnitrogenremo
7、valratewasupto457mgL-1d-1,whichwashigherthanthatachievedwiththetraditionalnitrificationdenitrificationprocess.ThenitriteconcentrationtoleratedbyANAMMOXbacteriawasintherangeof96.5~129mgL-1.However,thereactorcouldnotrecoveritselfaftercompleteinhibitionbynitr
8、ite.Reducingthesubstrateconcentrationtothecriticalvaluecouldrelievenitriteinhibition.TheANAMMOXreactorshowedsomeadaptabilitytotheinfluentcNO-2N/cNH+4Nratio.Theeffluentsubstrateco
