短程硝化反硝化生物脱氮影响因素研究李娜

2015－08－31L2014437F15－199－1－212015101660262015101662931981—。110034、、、、。、、pH、、。X172A1008－021X201519－0146－02StudyonInfluencingFactorsofShortcutNitrificationandDenitrificationBiologicalNitrogenＲemovalLiNaLiGuodeWuShiweiMuJiaSunBingExperimentalCenterofShenyangNormalUniversityShenyang110034ChinaAbstractShortcutnitrificationanddenitrificationhasalotofadvantagessuchassavingoxygensupplyandcarbonreducingHＲTandsludgeproductionhavingsmallreactorandcoverasmalareaandsoon．ShortcutnitrificationanddenitrificationisahotpointforstudyrecentlyinChinaandabroad．ThispaperbrieflydiscussedthemechanismoftraditionalbiologicalnitrogenremovaltechniqueandshortcutnitrificationanddenitrificationanalysisedtheinfluenceoftemperatureDOpHfreeammoniaandC/Nonshortcutnitrificationanddenitrification．Keywordsshortcutnitrificationanddenitrificationbiologicalnitrogenremovalinfluencingfactors25%O240%、。1。1、。→→→、。2NH4++3O2→2NO2－+2H2O+4H+2NO2－+O2→2NO3－NO3－NO2－N2N2O。CH3OH+3NO3－→3NO2－+2H2O+CO2CH3OH+2NO2－→N2+H2O+CO2+2OH－2。NNH4+→NO2－→N2NO2－－NNO3－－NNO2－－N。33．1。。4～45℃12～14℃15～30℃30℃2。3SBＲ17～20℃DO1．0～2．0mg/LpH7．8～8．3。4、5。·641·SHANDONGCHEMICALINDUSTＲY201544DOI:10.19319/j.cnki.issn.1008-021x.2015.19.064193．2。。pH、HＲT、。6。71mg/L。3．3pHpH7．0～8．5pH6．0～7．5。pH6．5pH88。9pHpH=8．593%pH、。1028±1℃pH7．8～8．790%。3．4AOBNOB。AOBNOB0．6mg/LFA。3．5C/N。11pHC/NC/N1∶1。4。。1．J．2014422424－26．2．J．201142211－13．3．SBＲJ．200834729－32．4．SBＲJ．201531259－60．5．J．201124419－21．6．DOSBＲJ．20103681104－1110．7．A2/OJ．2009326－329．8．J．200822361－64．9．pHJ．2010262316－320．10．pHJ．200537121164－1166．11．J．2009301114－119．．J．20154419146－147．檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼檼1452。3、365℃12%。1．J．2009252312－315．2/J．2003328718－723．3．EPSJ．199812195－101．4LiJY．PetroleumresinpreparedfromcatalyticcrackingfractionofwastepolystyreneJ．ActaPetrolEISinica200319299．5．J．200419346－51．6．J．200721752－56．．J．20154419144－145147．·741·