02污水处理厂厌氧氨氧化工艺小试李冬

39220182ENVIＲONMENTALSCIENCEVol．39No．2Feb．201811211131．1001242．1011023．150090．A/O．109d15d90%70%．245～333dVSS12.24mg·g－154.3%．461d8.01mg·g－1．605～693d10.41mg·g－169.7%．23%．30℃15℃MLSS1.5kg·kg·d－13.6kg·kg·d－1．．X703.1A0250-3301201802-0859-06DOI10．13227/j．hjkx．2017060972017-06-102017-07-21512228071976～[e-mail]-scaleANAMMOXProcessinaWastewaterTreatmentPlantLIDong1ZHAOShi-xun1WANGJun-an2ZHUJin-feng1GUANHong-wei1ZHANGJie131．KeyLaboratoryofBeijingforWaterQualityScienceandWaterEnvironmentＲecoveryEngineeringBeijingUniversityofTechnologyBeijing100124China2．TechnologyＲesearchandDevelopmentCenterBeijingSanderEnvironmentalGroupBeijing101102China3．StateKeyLaboratoryofUrbanWaterＲesourceandEnvironmentHarbinInstituteofTechnologyHarbin150090ChinaAbstractAlab-scalecompletelyanaerobicammoniumoxidationANAMMOXprocesswasoperatedinamunicipalwastewatertreatmentplantWWTP．SewageeffluenttreatedbyanA/Oprocessandnitrificationprocesswasinputasthesubstancetostartuptheup-flowANAMMOXfilterreactor．Afterthe109thdaytheammoniaremovalrateandnitriteremovalrateweregreaterthan90%for15successivedaysandthenitrogenremovalratewashigherthan70%．TheANAMMOXfilterreactorsuccessfullystartedup．Fromdays245to333thereactorwasrunningduringthewinter．Theweightofbiomassreached12.24mg·g－1andtheaveragenitrogenremovalratewas54.3%．Backwashwasadoptedatday461andtheweightofbiomassdecreasedto8.01mg·g－1．Fromdays605to693thereactorwasrunninginthewinteragain．Theweightofbiomasswas10.41mg·g－1andtheaveragenitrogenremovalratewassustainedat69.7%．Comparedwiththepreviouswintertheweightofbiomasswaslighterbutthetotalnitrogenremovalloadingwas23%greater．FortheentireoperationtheANAMMOXrateathightemperaturewasstablebutthatatlowtemperatureincreasedfrom1.5kg·kg·d－1to3.6kg·kg·d－1．TheresultsshowLong-termdomesticationatlowtemperaturewasinfavorofimprovingtreatmentefficiencyofANAMMOXprocessincoldenvironmentandrealizedANAMMOXprocessoperatedefficientlyinwinter．KeywordssewagelowtemperatureANAMMOXfilterbiomembrane62.5%、、、12．、3～6、78．9、10、111213．14～16．1718．19～21．100～350mg·L－118～25℃．10～25mg·L－110～24℃．39．A/O．11.11．20cm5cm45cm18L．4～8mm5～10mm．10cm25cm．．1.2A/O1．4L1Fig．1Schematicdiagramoftheexperimentalequipment2200mg·L－1．SBＲSBＲ85%0.5kg·m3·d－1．1.32．1A/OTable1CharacteristicsoftheeffluentfromtheA/Oprocess1NH+4-Nmg·L－114～205CODmg·L－115～452NO－2-Nmg·L－117～246pH—7.0～7.83NO－3-Nmg·L－14～77TPmg·L－1＜1.54SSmg·L－1＜208℃10～222Table2Parametervariationsofeachstage/d/℃/d/℃11～6115.1～18.36425～50916.4～21.6262～15216.5～21.97510～60413.2～19.63153～24412.6～18.98605～69510.1～14.74245～33310.2～14.39696～78413.8～18.85335～42414.1～18.610785～86917.1～20.61.4NH+4-NNO－2-NN-1-NO－3-NCODDO、pHWTW．230℃15℃．50mg·L－15pH7.6～8.0DO06820.3mg·L－1．22.1．3.5L2200mg·L－1．0.10m·h－1．．5dSS20mg·L－1．0.15m·h－1HＲT3.3h．2、Fig．2Concentrationvariationsofammonianitriteandnitrate23．1．1∶1.32．8．4．NH+4+1.32NO－2+0.13H++0.066HCO－→31.02N2+0.26NO－3+0.066CH2O2.5N0.15+2.03H2O11d3Fig．3Temperatureandtotalnitrogenremovalrate4Fig．4Consumptionratioofnitritetoammoniaandcharacteristicratio13.8%．1.4128.17．．4d13.8%5.2%．．109d15d90%70%1.17～1.268.76～10.21．Zekker2220℃186d．20～25℃30～50mg·L－1Bao23224d．Zhang2425～35mg·L－123℃90dSBＲ．15.1～21.9℃．168392.2153～244d12.6～18.9℃．14℃、95%14℃．245d10.2～14.3℃．3．10～12℃25%～60%．12～14℃55%～75%．245～334d30.1mg·L－154.3%．461d．．32.0L·s·m2－13min．98.6%59.7%97.3%57.2%78.4%48.1%．8d90%71%．2526．27．510～604d13.2～19.6℃90%75%．14℃．605d10.1～14.7℃．10～12℃50%～65%．12～14℃70～80%．605～695d19.7mg·L－169.7%．29%23%．Guillén191048d．Trojanowicz203a．．245～334d605～695d1a23%．2.35．VSS/mg·g－1．5Fig．5Thicknessofbiofilmandreactionrate55～148d16.5～21.9℃5.08mg·g－19.61mg·g－1．230～298d10.2～13.8℃10.20mg·g－111.38mg·g－1．461d14.96mg·g－18.01mg·g－1．360d12.24mg·g－1649d10.41mg·g－1．23%．．、．5．．．555dMLSS1.5kg·kg·d－10.17．858d3.6kg·kg·d－130℃26820.38．55d858d140%123%．．31A/O．109d15d90%70%．2245～333d12.24mg·g－154.3%．605～693d10.41mg·g－169.7%．23%．31.5kg·kg·d－13.6kg·kg·d－1140%．．．1ThirdKASliekersAOKuenenJGetal．TheCANONsystemcompletelyautotrophicnitrogen-removalovernitriteunderammoniumlimitationinteractionandcompetitionbetweenthreegroupsofbacteriaJ．SystematicandAppliedMicrobiology2001244588-596．2．J．20143461351-1361．JiaFXPengYZYangQ．CompetitionandsynergismbetweenanammoxbacteriaandotherbacteriaJ．ActaScientiaeCircumstantiae20143461351-1361．3TomaszewskiMCemaGZiembińska-BuczyńskaA．InfluenceoftemperatureandpHontheanammoxprocessareviewandmeta-analysisJ．Chemosphere2017182203-214．4WangZYZhengP．PredictingsettlingperformanceofANAMMOXgranularsludgebasedonfractaldimensionsJ．WaterＲesearch2017120222-228．5ZhuWQLiJDongHYetal．NitrogenremovalperformanceandoperationstrategyofanammoxprocessundertemperatureshockJ．Biodegradation2017284261-274．6HoekstraMdeWeerdFAKleerebezemＲetal．DeteriorationoftheanammoxprocessatdecreasingtemperaturesandlongSＲTsJ．EnvironmentalTechnology2017doi10.1080/09593330.2017.1309078．7NiuSBChenMQLiYetal．CombustioncharacteristicsofmunicipalsewagesludgewithdifferentinitialmoisturecontentsJ．JournalofThermalAnalysisandCalorimetry201712921189-1199．8SpethDＲin'tZandtMHGuerrero-CruzSetal．Genome-basedmicrobialecologyofanammoxgranulesin