味精废水厌氧氨氧化生物脱氮的研究_陈旭良

第27卷第5期2007年5月环境科学学报ActaScientiaeCircumstantiaeVo.l27,No.5May,2007基金项目:国家高技术研究发展计划项目(No.2006AA06Z332);浙江省重大科技攻关项目(No.2003C13005)SupportedbytheHi-TechResearchandDevelopmentProgramofChina(No.2006AA06Z332)andScienceandTechnologyProjectofZhejiangProvince(No.2003C13005)作者简介:陈旭良(1981—)男,硕士研究生;*通讯作者(责任作者),E-mail:pzheng@zju.edu.cnBiography:CHENXuliang(1981—),male;*Correspondingauthor,E-mail:pzheng@zju.edu.cn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.Biologicalnitrogenremovalfrommonosodiumglutamate-containingindustrialwastewaterwiththeAnaerobicAmmoniumOxidation(ANAMMOX)process[J].ActaScientiaeCircumstantiae,27(5):747-752味精废水厌氧氨氧化生物脱氮的研究陈旭良1,郑平1,*,金仁村1,胡宝兰1,周尚兴2,丁革胜21.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:2006-06-14修回日期:2007-01-04录用日期:2007-03-07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-1d-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-2-N的耐受范围为96.5～129mgL-1.受基质NO-2-N抑制后,厌氧氨氧化反应器难以自行恢复,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-2-N/cNH+4-N比值有一定的适应能力.在所试的进水cNO-2-N/cNH+4-N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:0253-2468(2007)05-0747-06中图分类号:X703.1文献标识码:ABiologicalnitrogenremovalfrommonosodiumglutamate-containingindustrialwastewaterwiththeAnaerobicAmmoniumOxidation(ANAMMOX)processCHENXuliang1,ZHENGPing1,*,JINRencun1,HUBaolan1,ZHOUShangxing2,DINGGesheng21.DeptofEnvironmentalEngineering,ZhejiangUniversity,Hangzhou3100292.ZhejiangMifengGroupCo.LTD,Yiwu322002Received14June2006;receivedinrevisedform4January2007;accepted7March2007Abstract:Physicalandchemicaltreatmentofindustrialwastewatercontaininghighconcentrationsofmonosodiumglutamate(MSG)isneithereconomicalnoreffective.AnaerobicAmmoniumOxidation(ANAMMOX)isapracticalbiologicalprocessthathasbeendevelopedrecentlyandhasfoundwideapplication.StrongmonosodiumglutamateindustrialwastewatercontainninghighammoniawastreatedwiththeANAMMOXprocess.Thetotalnitrogenremovalratewasupto457mgL-1d-1,whichwashigherthanthatachievedwiththetraditionalnitrification-denitrificationprocess.Thenitriteconcentra