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当前位置:首页 > 建筑/环境 > 工程监理 > 对氨氮废水处理工艺路线的选择张泽滨
:2008-08-15:张泽滨(1968-),毕业于上海同济大学环境工程学院给排水专业,学士.1 2( 1, 230041; 2, 230058):,,,,,,。:;;;:X703.1:A:1007-0370(2008)06-0052-03THESELECTIONOFNH3-N2WASTEWATERDISPOSALTECHNIQUEPROGRAMZHANGZebin1 ZHANGBo2( 1HeFeiDesigningInstituteofCoalIndustryMinistry,AnHui 230041; 2TheChemicalEngineeringDepartmentofAnHuiOccupationalTechnologyCollege,HeFei 230058) Abstract:ThroughanalysisofpresentconventionalNH3-N2wastewaterdisposalmethodsinChina,accordingtodifferentconcentra-tionofNH3-N2wastewateranddifferentcombinationofdisposaltechniquesandassuringthattreatedNH3-N2wastewatermeetthedemandofenvironmentalprotection,theprogramisproposedwithmeritsoflowinvestmentinbeginningstage,lowoperationcostandunityofeconom-icandenvironmentalbenefits.Keywords:NH3-N2wastewater;physico-chemicalmethod;chemicalmethod;biochemicalmethod ,,、、,,,A/OA/A/O。,,,。1 ,、。。—52— 20 6 2008121 、、1.1 高氨氮废水的吹脱处理(NH4+)(NH3),:NH3+H2O※NH4++OH-pH,pH,,。,pH7,pH11,98%。pH、2。2 pH、(%)pH20℃30℃35℃9.02550589.560808310.080909311.0989898pH,。、。。,,。pH,,,,,,。,90%,pH,9~10,,pH9.0,。,,,:,,,;,,;,,,,,。1.2 高氨氮废水的化学法处理(Cl2、HClO、ClO2),,,N2、NO3-,N2,NO3-,。:NH4++HOCl※NH2Cl+H2O+H+NH2Cl+HOCl※NHCl2+H2ONHCl2+HOCl※NCl3+H2O:2NH2Cl+HOCl※N2+H2O+3H++3Cl-:NHCl2+H2O※NH(OH)Cl+H++Cl-NH(OH)Cl+2HOCl※NO3-+4H++3Cl-90%~100%,,、、,。,,。,—53— ,“”。,,。,,MAP,,,。1.3 氨氮废水的生化处理,,200mg/l。A/OA/A/O,NO2-NO3-,N2,,,。:NH4++3O2-NO2-+4H++2H2O ()2NO2-+O2-2NO3- ()6NO3-+5CH3OH-5CO2+2N2←+7H2O+6OH- (),、DO、pH、。,,,。,,,,,,,,。2 ,,,,;,;。。,、,,,,,,。[1]王晓毅.小氮肥厂废水中氨氮污染源调查与治理对策.河南化工,1999,7:34-35.[2]郑兴灿,李亚新.污水除磷脱氮技术.北京:中国建筑工业出版社,1998,186-191.[3]钱易,米祥友.现代废水处理新技术.北京:中国建筑工业出版社,1993,280-307.[4]徐亚同,黄民生.废水生物处理的运行管理与异常对策.北京:化学工业出版社,2003,252-255.[5]钱易,唐考炎.环境保护与可持续发展.北京:高等教育出版社,2000,50-51.[6]冯德华.化学工程手册.北京:化学工业出版社,1989,7-12.—54— 20 6 200812
本文标题:对氨氮废水处理工艺路线的选择张泽滨
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