老龄化生活垃圾填埋场渗滤液处理工艺探讨_叶雅丽
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2019-03-20 19:41:53
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老龄化生活垃圾填埋场渗滤液处理工艺探讨_叶雅丽书老龄化生活垃圾填埋场渗滤液处理工艺探讨叶雅丽,孙月驰,肖宁,张亚琳,汤萌萌,陈举烽,杜昱(中国市政工程华北设计研究总院,天津300074)摘要:生活垃圾填埋场随着时间的推移,其渗滤液水质也会发生较大的变化,老龄化填埋场渗滤液氨氮浓度大幅升高,而有机污染物浓度大幅下降,C/N值严重失调,MBR等传统硝化反硝化生化处理工艺不适宜处理老龄填埋场渗滤液。采用氨吹脱、厌氧氨氧化和“JS-BC”处理工艺可以有效去除氨氮,节省能耗、降低运行成本,对整个行业节能减排、渗滤液处理达标排放具有重要意义。关键词:生活垃圾填埋场;老龄化;垃圾渗滤液;氨吹脱;厌氧氨氧化中图分类号:X703.1文献标识码:B文章编号:1000-4602(2014)12-0001-04InvestigationonTreatmentProcessesofAgedLandfillLeachateYEYa-li,SUNYue-chi,XIAONing,ZHANGYa-lin,TANGMeng-meng,CHENJu-feng,DUYu(NorthChinaMunicipalEngineeringDesignandResearchInstitute,Tianjin300074,China)Abstract:Thequalityoflandfillleachatechangesdramaticallywiththelapseoftime.Therewouldbeadramaticriseinammonianitrogenconcentration,asharpfallinorganicpollutantsandaseri-ousimbalanceinC/Nratioofleachatefromageddomesticlandfill.Traditionalnitrificationanddenitrifi-cationprocessessuchasMBRarenolongersuitableforagedlandfillleachatetreatment.Ammoniastrip-ping,Anammoxand“JS-BC”treatmentprocesscouldeffectivelyremoveammonianitrogen,saveenergyandreduceth
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