甘油碳源对市政污水强化生物除磷的影响及机理徐红梅

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BPR。BPR[1]。PAOVFAsPHAs[2]。PHA。BPR[3]。VFABPR。VFA60%~70%20%~30%[4]。[5]。[6]。3、VFAs。、。、VFA。VFA[7]。。10L1.0L[8]。PAO[9]。BPR。、。[10]。、。。11.1SBR6.0L。4.0L。。4120015000/VFA。VFA1/1。VFA1/1PHA。。VFAPPXPPKVFA1/1。X799.3A1000-3770(2018)09-0070-0052018-03-22NJZC16340HYZQ2014081980-、135147830082694786490@qq.com44920189Vol.44No.9Sep.,2018DOI:10.16796/j.cnki.1000-3770.2018.09.01670min→120min→60min→60min。150r/min。COD180~240mg/LSOP、NH3-N、Ca2+2.1~5.4、40~60、0.2~0.5mg/L。1.24。1~4C3H8O3VFA0/1、1/2、1/1、1/04。35℃12d。1.3CODSOPPHApH。PPXPPK[11]。22.1VFA[12]。1VFABPR。1VFA0/191.8%SOP0.28mg/LSBR。VFA1/2SBR92.3%SOP0.26mg/L。VFA1/1SBR95.8%BPR4SOP0.14mg/L。VFA1/0SBR78.9%VFA1/1。VFAVFA1/1BPRVFA1/0。PAOPAO[9]。2.2VFASOPSOP2。2SOP。SOPPAOVFASOP。VFA0/1SOP51.6mg/LPAO48.1mg/L。VFA1/2SOP53.4mg/LPAO49.9mg/LVFA0/1。VFA1/1SOP51.2mg/LPAO52.9mg/L。。PAOVFAVFA。VFA1/031.2mg/LVFA1/1。2.3VFAPHA1VFAFig.1EffectofmassratioofglycerolandVFAonbiologicalphosphorusremovalefficiency020406080100120020406080100/%t/d2VFASOPFig.2EffectofmassratioofglycerolandVFAonSOPcontentinunitcycleρ(SOP)/(mg·L-1)0501001502002500102030405060t/min71。PHA[13]。VFAPHA3。3PHA0.45mg/g。VFA0/1PHA1.15mg/gPHAPAO。VFA1/2PHAVFA0/1PHA。PHA1.20mg/gVFA0/1PHA。VFA1/1PHA30minPHA0.58mg/g2。VFA1/1PHA1.25mg/gPAOPHA。VFA1/1PHA。VFA1/0PHAPHA0.84mg/gVFA1/1PHA。PHA[H]。VFA。4VFA。4VFA0/1120min0.35mg/gPHA。VFA1/2120min0.35mg/g。VFA1/10.31mg/g。PHA。VFA1/00.43mg/gPHA。。PAO。VFA。2.4。55Fig.5Mainpathwayandproductanalysisofglyceroldegradation3VFAPHAFig.3EffectofmassratioofglycerolandVFAonPHAcontent0501001502002500.00.20.40.60.81.01.21.4t/minw(PHA)/(mgg)4VFAFig.4EffectofmassratioofglycerolandVFAonglycogencontent0501001502002500.00.10.20.30.40.50.60.7t/minw()/(mgg)44972[12]。5、、。VFA。1VFA。1VFA0/1VFA。VFA1/21/1。120minVFA1/2102mg/L51mg/LVFA1/1120mg/L65mg/L。VFA1/046mg/L20mg/LVFA2/11/1。。VFA1/21/1BPR。VFA1/02BPR。2.5BPR2VFA。2VFA0/11/1PPX、PPKVFA。VFA1/0PPXPPK。VFA1/1PPXPPK1。3VFA1/195.8%BPR4SOP0.14mg/L。VFA1/1SOP51.2mg/LPAO52.9mg/LPHA1.25mg/gVFA0/1。BPRVFA1/1120mg/L65mg/L。[1],,.Zn2+[J].,2017,43(2):22-28.[2]./(A/O)[J].,2017,35(4):11-14.[3]GEH,BATSTONEDJ,KELLERJ.BiologicalphosphorusremovalfromabattoirwastewateratveryshortsludgeagesmediatedbynovelPAOcladeComamonadaceae[J].WaterResearch,2015,69:173-182.[4],,,.A2/O[J].,2006,32(9):11-13.[5]CHENY,RANDALLAA,MCCUET.Theefficiencyofenhancedbiologicalphosphorusremovalfromrealwastewateraffectedbydifferentratiosofacetictopropionicacid[J].WaterResearch,2004,38(1):27-36.[6],,,./[J].,2014,34(7):1661-1667.[7],,,.[J].,2017,33(10):1-8.[8]JOHNSONDT,TACONIKA.Theglyceringlut:Optionsforthevalueaddedconversionofcrudeglycerolresultingfrombiodieselproduction[J].EnvironmentalProgress&SustainableEnergy,2007,26(4):338-348.[9]GUERREROJ,TAY魣C,GUISASOLAA,etal.Glycerolasasolecarbonsourceforenhancedbiologicalphosphorusremoval[J].WaterResearch,2012,46(9):2983-2991.[10]COATSER,DOBROTHZT,BRINKMANCK.EBPRusingcrudeglycerol:assessingprocessresiliencyandexploringmetabolicanomalies[J].WaterEnvironmentResearchAResearchPublicationoftheWaterEnvironmentFederation,2015,87(1):68-79.215116381/11/04264351026520120460/11/2m(C3H8O3)/m(VFA)1VFATab.1EffectofmassratioofglycerolandVFAonnetincreaseofsmallmolecularorganicacidsm(C3H8O3)/m(VFA)COD/%COD/%0/11/21001021001121/11/011481121792VFATab.2EffectofmassratioofglycerolandVFAonthekeyenzymesactivitiesofBPRm(C3H8O3)/m(VFA)/%m(C3H8O3)/m(VFA)/%PPXPPKPPXPPK73StudyontheEffectofWastePaperPulpasCoagulationAidonLowTurbidityWaterTreatmentwithPolyaluminumChlorideHUANGJinyang,YAOXindi,LINLanxin,MAOSimin,TIANXinran(XiamenUniversityTanKahKeeCollege,Zhangzhou363105,China)Abstract:Usingwastepaperpulpascoagulationaid,coagulationandsedimentationexperimentswerecarriedouttostudyitseffectonpolyaluminumchloride(PAC)anditsadaptabilitytolowturbiditywatertreatment.Theresultsshowedthat,thesuitableamountofwastepaperpulpwas20mg/LundertheconditionofNTUofrawwaterturbiditywas21.8andPACdosagewas10mg/L,andtheturbidityofeffluentaftertreatmentwas2.89NTU,whichwas47%lowerthanthatoftheeffluentusingPACalone.Wastepaperpulpwassuitabletobeaddedbeforequickstirring,and100r/minofmediumstirringspeedwasadopted,whichhadbettereffectonlowturbiditywaterwithhigherturbidityandweakalkalinity.Theuseofwastepaperpulpcouldimprovetheremovalrateofturbidity,reduceCODMn,AlandFecontent.MostoftheeffluentqualityindexcouldmeettherequirementsofGB5749-2006.Itcanbeusedasanewkindofefficient,safeandmultifunctionalwaterpurifyingagent.Keywords:wastepaperpulp;polyaluminumchloride;coagulationaid;lowturbiditywater[1],,,.[J].,2016,42(10):20-24.[2]SUNYJZHU,CY,SUNWQ.Plasma-initiatedpolymerizationofchitosan-basedCS-g-P(AM-DMDAAC)flocculantfortheenhancedflocculationoflow-algal-turbiditywater[J].CarbohydratePolymers,2017,164:222-232.[3],,,.-[J].,2017,34(9):1044-1050.[4]HUWC,LUSM,WANGYJ.Enhancedcoagulationfortreatingthemicropollutedwater:EffectsofdosagesandpHoncoagulationperformanceandResidualAl[J].EnvironmentalProgress&Su

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