合成革废水中试实验短程硝化快速启动研究黄盛发

45220174JournalofFuzhouUniversityNaturalScienceEditionVol．45No．2Apr．2017DOI10．7631/issn．1000－2243．2017．02．02561000－2243201702－0256－0611221．3501162．3500131m3SBR34℃、pH7．4～8．3、0．2～0．6mg·L－1、10～30mg·L－1、25d、NaCl27℃23℃1224d．97%NH+4－NN0．18、0．08kg·m3·d－1．．X703．1AStudyontherapidstart－upofshortrangenitrificationinsyntheticleatherpilotexperimentsHUANGShengfa1QIULingfeng1CHENYiming2ZHANGJian21．CollegeofEnvironmentandResourcesFuzhouUniversityFuzhouFujian350116China2．EnvironmentalScienceResearchInstituteofFujianProvinceFujianProvincialKeyLaboratoryofEnvironmentalEngineeringFuzhouFujian350013ChinaAbstractInthisresearchaSBRreactorwitheffectivevolumeof1m3wasadoptedandacertainanaerobicfiltereffluentofsyntheticleatherwaschoseastheexperimentalwater．TheexperimentwerecarriedoutwithpH7．4～8．3dissolvedoxygen0．2～0．6mg·L－1freeammoniaabout10～30mg·L－1sludgeageofabout25daysandacertainqualityofNaClwasadded．Whentheoperatingtemperaturewerecontrolledat34℃and27℃thepartialnitrificationprocessweresuccessfullystartedat12and24drespectively．Thenitriteaccumulationratioachievedmorethan97%andthevolumetricloadre-movalrateofNinNH+4－Nreached0．18and0．08kg·m3·d－1．Thesystemkeptawellrunningeffectandstrongabilityforimpactresistance．Keywordssyntheticleatherwastewaterpartialnitrificationprocessnitriteaccumulationratiovolu-metricloadremovalrate0partialnitrificationprocessPNPammoniaoxidationbacteriaAOBNO－2－NnitriteoxidationbacteriaNOBNO3－－NNO－2－N．1－2、dissolvedoxygenDO3－4、pH5－6、freeammoniaFA、[e-mail]2015R1004－32015R0242http//xbzrb．fzu．edu．cnANAMMOX1054m3SBR95%11A/O．．．34℃23℃．．11．11PNPFig．1SchematicdiagramoftheSHARONprocessSBR．1000mm1230mm340mm1．1m31．0m3．1．NH+4－NDMF、．CODCr300～1500mg·L－1、NH+4－N150～800mg·L－1、pH7．0～8．0．1．2PNP．mixedliquidsuspendedsolidsMLSS5500mg·L－1SV3040%．1．3NH+4－N、NO－2－N、NO－3－N、COD．DO、t、pH、ORPWTWMLSS．NH+4－NNO－2－NN－1－NO－3－N12．nitriteaccumulationratioNAR、%=ΔρNO－2－N×100%ΔρNO－2－N+ΔρNO－3－N%=ΔρNH+4－N×100%ρNH+4－NΔρNO－2－NΔρNO－3－NΔρNH+4－NρNH+4－N．ρmg·L－1=10pH×ρNH+4－Nexp6334273+t()+10pH·752·45http//xbzrb．fzu．edu．cn22．1734℃27～23℃．2/512h24h．pHDO．NH+4－NNO－2－N．NH+4－N．COD800mg·L－1．NaCl12hAOB2．2COD1～1212～20．2a1211mg·L－1AOB12NaCl2．5g·L－112h13110mg·L－1AOB2b．①NaClAOB②NOBCl－AOBNaClNOB13．NaCl．2Fig．2ProfileofnitrogenremovalbyPNPintheearlyexploration2．1．12．5g·L－1NaCl12h．34℃pH7．4～8．3、DO0．2～0．6mg·L－1、FA10～30mg·L－1、25d12h20min、10h50min、30min20min4．COD300～450mg·L－1360mg·L－1NH+4－N250～400mg·L－1310mg·L－1C/N1．3．3a、bPNPNH+4－N、NO－3－NNO－2－N．3a3dNH+4－N·852·2http//xbzrb．fzu．edu．cn47mg·L－1490mg·L－1NO－3－N5d168．4mg·L－1591．0mg·L－16NO－3－N6NO－3－N68．1mg·L－1122．2mg·L－13mg·L－1．3b3dNO－2－NNO－2－N．4NO－2－N4NO－2－N31．4mg·L－19178．4mg·L－19～14150～170mg·L－1．DO0．1mg·L－1NH+4－N．NO－2－N15、16NO－2－N267．2245．5mg·L－1．17NO－2－N．COD80～110mg·L－1．NAR3c．2dNAR03NAR310．2%672．7%NAR7～11NAR781．5%1298．4%98%NH+4－NN0．18kg·m3·d－1．3d．1hNH+4－NNH+4－NNO－2－NNO－3－N2mg·L－1．3Fig．3ProfileofnitrogenremovalbyPNPunderhightemperature2．1．2PNP．27℃·952·45http//xbzrb．fzu．edu．cn15d25℃10d23℃．24h20min、22h50min、30min20min4．．COD400～600mg·L－1462mg·L－1NH+4－N250～520mg·L－1397mg·L－1C/N1．4．4a、bPNPNH+4－N、NO－3－NNO－2－N．4aNH+4－N60～75mg·L－164mg·L－1．NO－3－N1190mg·L－1881mg·L－1318．9mg·L－110mg·L－1．NO－2－N4b．NO－2－N16．8mg·L－11152．0mg·L－124261．3mg·L－1303112h31125．7mg·L－1．NH+4－N24hNO－2－N250mg·L－1．COD90～110mg·L－1．NAR4c．NAR1NAR7．6%1133%2499%97%NH+4－NN0．08kg·m3·d－1．4Fig．4ProfileofnitrogenremovalbyPNPundernormaltemperature2．21011．8～25℃54m3SBR100d95%．1116．4～25．5℃、DO=0．20～0．80mg·L－1A/OSBR2450%90%．34℃12d12hNO－2－N150～170mg·L－1NO－3－N3．0mg·L－1NAR98%NH+4－NN0．18kg·m3·d－1．23～27℃24d24hNO－2－N230～270mg·L－1NO－3－N3．0mg·L－1NAR97%NH+4－NN0．08kg·m3·d－1．23～27℃·062·2http//xbzrb．fzu．edu．cn、2．5g·L－1NaCl12h．、．3NaCl．．1YOOHAHNKHLEEHJetal．NitrogenremovalfromsyntheticwastewaterbysimultaneousnitrificationanddenitrificationSNDvianitriteinanintermittently－aeratedreactorJ．WaterResearch1999331145－154．2．SBRJ．2014343610－616．3BEMETNDANGCONGPDELGENESJPetal．NitrificationatlowoxygenconcentrationinbiofilmreactorJ．JournalofEnvironmentalEngineering20011273266－271．4．SBRJ．2011341163－166．5VILLAERDESGARCIA－ENCINAPAFDZ－POLANCOF．InfluenceofpHovernitrifyingbiofilmactivityinsubmergedbio-filtersJ．WaterResearch19973l51l80－1186．6．pHJ．20114210181－185．7．J．20143451242－1247．8POLLICEATANDOIVLESTINGIC．Influenceofaerationandsludgeretentiontimeonammoniumoxidationtonitriteandni-trateJ．WaterResearch200236102541－2546．9VANDUJETTENMSVANLOOSDRECHTMC．TheSHARON－Anammoxprocessfortreatmentofammoni－umrichwastewaterJ．WaterSciTechnol2001441153－160．10．、J．200723151－3．11．J．201228935－39．12《》．M．2002．13．J．200526349－51．·162·