02MAP法处理高浓度氨氮废水的试验研究

MAP430023MgCI2Na2HPO4MAPpH10.5nPO34-=nNH+4=nMg2+0.8=1=145min97.2%ExperimentalResearchontheTreatmentforHighConcentrationofAmmoniaNitrogenWastewaterbyMAPLIFurongXUJunDept.ofBiotechnologyandChemicalEngineeringWuhanPolytechnicUniuersityWuhan430023AbstractThemethodofMagnesiumAmmoniumPhosphateprecipitationisusedtoremovehighconcentrationofammonianitrogenwastewa-ter.AIabscaIestudyisconductedtooptimizethereactionconditionsbysingIefactorexperimentationandcrossexperimentation.MgCI2andNa2HPO4areusedasprecipitants.TheexperimentaIresuItsdemonstratesthattheremovaIrateofammonianitrogenisupto97.2%whenpHvaIueis10.5thestoichiometricratioofnPO3-4=nNH+4=nMg2+iscontroIIedat0.8=1=1andthereactiontimeiscontroIIedat45minutes.KeywordsmagnesiumammoniumphosphateMAPammonianitrogenchemicaIprecipitation1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!5!22#1..20052..200341010~133..20004SJeyaseeIanLuGaoOing.DeveIopmentofabsorbent/cataIystformmu-nicipaIwastewatersIudge.WatSciTech.1996344995055..20033544~456..199615922~247..199920656~608..20042548~519XiaogeChenSJeyaseeIan.PhysicaIandchemicaIpropertiesstudyoftheactivatedcarbonmadeformsewagesIudge.WasteManagement20022275476010AndreyBagreevTeresaJBandose.PorestructureandsurfacechemistryofadsorbentsobtainedbypyroIysisofsewagesIudgederivedfertiIizer.Carbon2001391971197911AndreyBagreevTeresaJBandose.H2SAbsorption/Oxidationonmate-riaIsobtainedusingsuIfuricacidactivationofsewagesIudgederivedfertiIixer.JournaIofCoIIoidandInterfaceScience200225218819412AdiIAnsariAndreyBagreev.EffectofadsorbentcompositiononH2SremovaIonsewagesIudgebasedmateriaIsenrichedwithcarbonaceousphase.Carbon2005431093104813..2004233274~27714..20042011~619802005091843IndustriaISafetyandEnvironmentaIProtection2006322February2006MAPNH+4Mg2+PO3-4NH+4MgNH4PO46H2OMAPMAPMAP2311.1pHS3C721MgCI26H2ONa2HPO412H2ONaOHNH4CI1.2500mL1000mL10mOI/LNaOH1mOI/LHCIpHNa2HPO412H2OMgCI26H2O150r/min30min1.3NH3N!#pH41.411pH!#/mgL-1NH3N/mgL-17.052250022.1pH$Mg2+=$NH+4=$PO34-=1=1=1pH7.0pH8.59.09.510.010.51h30min11pHNaOH1pHpH=10.583.2%pHMgNH4PO46H2ONaOHpHpH10.52.2pH10.5$Mg2+=$NH+4=$PO34-=1=1=130min45min60min75min90min22/min/mgL-1/%3017093.24514094.46010096.07520092.09016093.6290%60minMAPMAP60min2.3Na2HPO4pH10.5$Mg2+=$NH+4=1=160minNa2HPO412H2O$PO34-=$NH+41.1=11=10.9=10.8=10.7=10.6=133Na2HPO4$PO34-=$NH+4/mL/mgL-1/%1.11308096.81.09012095.20.911015094.00.814018092.80.714026089.60.613033086.8$PO34-=$NH+40.6~1.186.8%~96.8%Na2HPO4$PO34-=$NH+4$PO34-=$NH+41$PO34-=$NH+4=$Mg2+=0.8=1=192.8%$PO34-=$NH+40.82.4MgCI2pH10.5$PO34-=$NH+4=1=160minMgCI26H2O$Mg2+=$NH+40.9=11=11.1=11.2=11.3=11.4=14534Mgcl26H20!Mg2+I!NH+4/mL/mgL-1/%0.912017093.21.012513094.81.11308096.81.21609096.41.314013094.81.413016893.34!Mg2+I!NH+40.993.2%MgCl26H2O!Mg2+I!NH+40.9Mg2+!Mg2+I!NH+41.1!Mg2+I!NH+41.1I12.52.5g/LNH4Cl565ApHB!PO34-I!NH+4C!Mg2+I!NH+4D/min110.10.91.030210.30.81.145310.50.71.2606ABCD/mgL-1/%Z1111112093.6Z2122216095.2Z3133325090.0Z4212314094.4Z5223111095.6Z6231217093.2Z7313210096.0Z832139096.4Z9332115093.0!278.8284.0283.2282.2283.2287.2282.6284.4#285.4276.2281.6280.8192#994#794#494#1294#495#794#294#8395#192#193#993#6$2#23#60#51#2!#1233$90%Na2HPO4pHA3B2C1D2pH=10.5!PO34-I!NH+4I!Mg2+0.8I1I145min2.677/mgL-1/mgL-1/%25007097.24713.471.5232917992.397.2%31MgCl26H2ONa2HPO412H2OMAPpH10.5!PO34-I!NH+4I!Mg2+0.8I1I145min97.2%2MAP12MAPMAPMAPMAP51..1999114~152Stratefaletal.Conditionsinfluencingtheprecipitationofmagnesiumammoniumphosphate.WaterResearch20013517419141993HSSHINSMLEE.Removalofnutrientsinwastewaterbyusingmag-nesiumsalts.EnvironmentalTechnology1997192832904.3.19985..20042712005061563MAP法处理高浓度氨氮废水的试验研究作者：李芙蓉，徐君，LIFu-rong，XUJun作者单位：武汉工业学院生物与化学工程系,武汉,430023刊名：工业安全与环保英文刊名：INDUSTRIALSAFETYANDENVIRONMENTALPROTECTION年，卷(期)：2006,32(2)被引用次数：22次参考文献(5条)1.谢炜平废水中氨氮去除与利用1999(01)2.StratefalConditionsinfluencingtheprecipitationofmagnesiumammoniumphosphate[外文期刊]2001(17)3.HSSHIN;SMLEERemovalofnutrientsinwastewaterbyusingmagnesiumsalts[外文期刊]1997(3)4.国家环保局水和废水监测分析方法19985.史世庄化学沉淀法去除焦化废水中的氨氮[期刊论文]-武汉科技大学学报(自然科学版)2004(1)本文读者也读过(10条)1.张鹏.赵芳芳.ZHANGPeng.ZHAOFang-fangMAP法处理垃圾渗滤液高浓度氨氮的研究[期刊论文]-环境科学与技术2007,30(z1)2.胡红伟.HuHongweiMAP法处理高浓度氨氮废水的影响因素分析[期刊论文]-环境科学与管理2008,33(1)3.吴立.孙力平.李志伟.陈轶.WULi.SUNLi-ping.LIZhi-wei.CHENYi化学沉淀法处理高浓度氨氮废水的试验研究[期刊论文]-四川环境2009,28(1)4.张勤.杨彬彬.潘水秀.张智.ZHANGQin.YANGBin-bin.PANShui-xiu.ZHANGZhiMAP法处理高浓度氨氮废水技术研究进展[期刊论文]-四川环境2010,29(5)5.时永辉.张韬.刘峰.于德爽.SHIYong-hui.ZHANGTao.LIUFeng.YUDe-shuangMAP法处理高氨氮废水的影响因素研究[期刊论文]-中国给水排水2010,26(7)6.刘大鹏.王继徽.刘晓澜.黄稳水.邹亮.何丹莉.蒋谦MAP法处理焦化废水中氨氮的pH值影响[期刊论文]-工业水处理2004,24(1)7.郝瑞刚.谭燕妮.陈春燕.HAORui-gang.TANYan-ni.CHENChun-yanMAP法去除焦化废水氨氮[期刊论文]-科技情报开发与经济2006,16(2)8.翟建MAP沉淀法预处理高浓度氨氮废水的实验研究[期刊论文]-十堰职业技术学院学报2010,23(1)9.周露.周元祥.宋静.ZHOULu.ZHOUYuan-xiang.SONGJingMAP法处理医药中间体生产废水中氨氮的研究[期刊论文]-合肥工业大学学报（自然科学版）2010,33(3)10.赵婷.周康根.姜科.ZHAOTing.ZHOUKang-gen.JIANGKe磷酸铵镁法循环处理高浓度氨氮废水[期刊论文]-工业安全与环保2007,33(7)引证文献(23条)1.李欣欣.王萍.智文诗.龚玉荣用轻烧粉处理含氮含磷模拟废水研究[期刊论文]-石化技术与应用2012(1)2.杨阳.崔康平.孙世群.孔殿超.施帆君不同PH值条件下磷酸铵镁沉淀产物特性研究[期刊论文]-合肥工业大学学报（自然科学版）2011(6)3.李晓燕.胡红伟MAP法处理焦化氨氮废水的实验研究[期刊论文]-平顶山工学院学报2008(3)4.朱志高浓度氨氮废水处理技术及发展[期刊论文]-环境科