短程硝化厌氧氨氧化联合处理实际垃圾渗滤液
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2020-04-09 14:18:52
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第38卷第3期2018年3月工业水处理IndustrialWaterTreatmentV0l_38No.3Mar..2018短程硝化厌氧氨氧化联合处理实际垃圾渗滤液黄奕亮,张立秋,李淑更,黄有文,吕玮,胡雪柳(1.广州大学土木工程学院,广东广州510006;2.广州大学环境科学与S-程学院,广东广kl'l510006)[摘要]以实际垃圾渗滤液为研究对象,研究了短程硝化SBR+厌氧氨氧化ASBR组合工艺的脱氮特性。SBR采用逐步增加进水中渗滤液比例的方式进行培养,常温条件下。进水NH4+_N从91.5mg/L提高到1053mg/L,出水NO2--N高达930mc/L,NO2--N积累率达到了96.7%以上。ASBR进水由渗滤液、SBR出水和自来水按比例配制,从试验的第2O天开始,ASBR进水中的NO:-_N全部由SBR的出水提供,NH4+-N、NO一.N去除率均维持在98%以上,实现了系统对氮的深度处理[关键词]短程硝化;厌氧氨氧化;垃圾渗滤液;组合工艺[中图分类号]X703.1[文献标识码]A[文章编号]1005—829X(2018)03—0037—05Combinedtreatmentoflandfillleachatebyshort-cutnitrificationandanaerobicammOniumoxidationHuangYiliang,ZhangLiqiu,LiShugeng,HuangYouwen,LtiWei,HuXueliu(1.SchoolofCivilEngineering,GuangzhouUniversity,Guangzhou510006,China;2.EnvironmentalScienceandEngineeringSchool,GuangzhouUniversity,Guangzhou510006,China)Abstract:Takingtheactuallandfillleachateastheresearchobject,thenitrogenremovingcharacteristicsofshort—cutnitrificationSBR+anaerobicammoniaoxidationASBRcombinedprocesshavebeenstudied.SBRisinoculatedbywayofgraduallyincreasingtheproportionofleachateinwater.Atroomtemperature,theinfluentNH4~-Nconcen—trationincreasesfrom91.5mg/Lto1053mg/L,TheefluentNO2-Nconcentrationisashighas930mg/L,andNO2--Naccumulationratereachesmorethan96.7%.ASBRinfluentispreparedfromleachate.SBRefluentandtapwaterinpropo~ion.Startingfromthe20thdayoftheexperiment,alloftheN02__NinASBRinfluentissuppliedbySBReffluent.TheremovingratesofbothNH4-NandNO2--Narekeptat98%ormore,realizingtheadvancedtreatmentofnitrogenbythesystem.Keywords:short—cutnitrification;anaerobicammoniumoxidation;landfillleachate;combinedprocess[基金项目]国家自然科学基金项目(51478127);广州市科技计划项目(201510010051);广东省高校青年创新人才项目(2014LQNCX105)[3]LiuZhe,LiuYongjun,KuschkP,eta1.Polyaluminumchloride(PAC)enhancedformationofaerobicgranules:Couplingprocessbetweenphysicochemical-biochemicaleffects[J].ChemicalEngineeringJ叫r_nal,2016,284:1127-1135.[4]彭永臻,吴蕾,马勇,等.好氧颗粒污泥的形成机制、特性及应用研究进展[J].环境科学,2010,31(2):273—281.[5]LiuYu,TayJH.Theessentialroleofhydrodynamicshearforceintheformationofbiofilmandgranula
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