IC反应器处理低浓度有机废水试验参数相关性研究李海华

34420138JournalofNorthChinaInstituteofWaterConservancyandHydroelectricPowerVol.34No.4Aug．20132013－05－10112102310440．1974—．DOI10．3969/j．issn．1002－5634．2013．04．027IC1123331．4500452．4500083．463300IC、ICpHVFA、．PearsonCODpH0．0440．5077CODVFA－0．1680．6019COD0．2590．6132．pHVFAX703A1002－5634201304－0102－051－2、、．．Inter-nalCirculationIC80PAQUES19863－5．IC6－8、、、、9－11．IC、12－19．ICpH、VFA．1、1．1IC、、、、、、、、．1．2IC1．1IC15cm、130cm、17．6L．、．6．2．21．3IC、NH4CO3、KH2PO4200∶5∶1NaHCO3pH．1．1IC/mg/L/μg/LAR1000FeCl380NH4CO3KH2PO4NH4ClCOD∶N∶P=200∶5∶1MnCl2NiCl2EDTA20240CaCl24NH46Mo7O23．6MgSO48CoCl280Na2CO3160ZnCl2280CuCl21．236%HCl0．04H3BO32、15LMLSSMLVSS0．50．3g/LMLVSS/MLSS=0．6．5．3LHydraulicRetentionTimeHRT3d．7d8．84LHRT2d．20dCOD300mg/LCOD58%．．COD600mg/L150COD．．1．420pHpH．VFA．COD．22．1、pH、VFA、CODIC．．2L/hHRT9hHRTCOD37dCOD470mg/LHRT4．2h．ICpH、VFA、COD17d24d．3—6．3、pH4、VFA301344IC5、6、COD3—6pH6．50～8．15ICpH7．0．VFA1．6～5．0mmol/LVFA1～4mmol/LVFA3mmol/L．1．53～4．00mmol/L2．92～5．13mmol/LVFA．COD182．32～680．00mg/LCOD110．35～316．80mg/L．CODCOD78．5%40%．2．2pH、VFA、COD2．2PearsonCODpHVFAPearsonCOD1．0000．044－0．1680．259—0．8660．5200．315PearsonpH0．0441．000－0．643＊＊0．2020．866—0．0050．437PearsonVFA－0．168－0．643＊＊1．000－0．3620．5200．005—0．154Pearson0．2590．3150．2020．437－0．3620．1541．000—＊＊0．01．2．2．1SPSS2PearsonCODpH0．044CODVFA－0．168COD0．259．ICVFAICpH．2．2．2GreyRelationalAnalysisGRA．．40120138．ξk+1=11+Δy0k－Δyikrx0xi=1n－1∑nk=2ξkΔy0k=y0k+1－y0kΔyik=yik+1－yikyik=xik/xi1k=12…n－1i=012…m．IC3．3CODpHVFACOD1．00000．50770．60190．6132pH0．50771．00000．62340．7902VFA0．60190．62341．00000．57160．61320．79020．57161．00003CODVFA0．6019COD0．6132CODCODVFAPearson．31PearsonCODpH0．0440．5077CODVFA－0．1680．6019COD0．2590．6132．ICVFAICpH．2VFAICICVFACOD0．3pH．ICVFA2VFA3mmol/L．1．J．2011324145－147．2．J．19922330－32．3．J．200728197－99．4．ICJ．20011726－29．5．M．2004．6．J．199819194－96．7．ICJ．201152352－356．8．ICJ．20073356－9．9Lettinga．AdvancedanaerobicwastewatertreatmentinthenearfutureJ．WatSciTech199735105－12．10．M．2005．11．ICJ．200925916－19．12．ICJ．20054684－85．13．ICJ．20071541－44．14．J．200122330－34．15HabetsLHA．IntroductionoftheICreactorsinthepaper501344ICindustryR．PaquesWaterSystemsBVNetherlands1999．16DriessenWJBMHabetsLHAZumbrgelMetal．An-aerobictreatmentofrecycledpapermilleffluentwiththeinternalcirculationreactorC∥6thIAWQSymposiumonForestIndustryWastewaterTampereFinland1999．17．ICJ．200834166－68．18．ICCODJ．201023235－37．19．ICJ．20112913－6．20．M．4．2002．TheCorrelationamongpHVFAandAlkalinityintheProcessofICReactorTreatingLow-ConcentrationOrganicWastewaterLIHai-hua1XINGJing1LIXiao-ming2LIUFei3ZHANGJian-hua3WANGHuan-cheng31．SchoolofEnvironmentalandCivilEngineeringNorthChinaUniversityofWaterResourcesandElectricPowerZhengzhou450045China2．HenanEngineeringConsultingCenterZhengzhou450008China3．NantianBreedingLtd．ofHenanProvinceRunan451460ChinaAbstractForvariationsofinfluentorganicloadpHandotherfactorsintheprocessofICreactortreatinglow-concentrationorganicwastewatertherelationshipamongthechangeofpHandVFAalkalinityandotherfactorsinthisprocessisdiscussed．BysimplecorrelationcoefficientsofPearsonandthegreyabsolutecorrelationanalysiscorrelationcoefficientbetweentheremovalofCODandpHofinfluentof0．044isobtainedthecorrelationisweakandthegreycorrelationcoefficientis0．5077．Butnegativecorrelationcoeffi-cientbetweentheremovalofCODandVFAofinfluentis0．168andthegreycorrelationcoefficientis0．6019．InadditionpositivecorrelationcoefficientbetweentheremovalofCODandalkalinityofinfluentis0．259andthegreycorrelationcoefficientis0．6132．Keywordsinternalcirculationreactorlow-concentrationorganicwastewaterpHVFAalkalinitycorrelation60120138