CASS处理过程中运行指标与生物相的相关性研究

160Vol.33No.52007CASS韦贞鸽1周瑞云2于鲁冀3杨军1(1,100083;2,450011;3,450002)生物处理技术中现行的运行控制指标如MLSSSVCODCrBOD5等的测定比较繁杂,不利于实际的工艺控制以漯河双汇集团污水处理站UASBCASS厌氧好氧联合工艺中CASS好氧段42d的运行调试试验为基础,通过周期性测定MLSSSVCODCr等运行指标及镜检分析原生动物藻类菌胶团等生物相,采用统计分析方法研究CASS生物处理过程中运行指标与生物相的相关性,结果表明,纤毛虫是出水水质较好的指示生物,鞭毛虫数量与CODCr去除率成正相关,而胞囊个数则与CODCr去除率成负相关可以用快速简便的镜检作为工艺运行控制的重要方法镜检生物相运行指标相关性CorrelationbetweenoperationalparametersandbiophaseinCASSwastewatertreatmentfacilityWeiZhenge1,ZhouRuiyun2,YuLuji3,YangJun1(1.SchoolofMaterialsScienceandEngineering,BeihangUniversity,Beijing100083,China;2.NorthChinaInstituteofWaterConservancyandHydroelectricPower,Zhengzhou450011,China;3.SchoolofEnvironmentandWaterConservancy,ZhengzhouUniversity,Zhengzhou450002,China)Abstract:BecauseofthecomplicatedandtimeconsumingmeasurementoftheoperationalparameterssuchasMLSS,SV,CODCrandBOD5,thebiologicalprocesscontrolbecomesdifficult.InthisarticlethecorrelationbetweenoperationalparametersandbiophaseinUASBCASSprocesswasstudiedatasewagetreatmentstationofameatprocessingenterprisecalledShuanghuiGroupCo.inLuoheCity.Duringthetimeof42daystrailrunoftheCASSunit,whichisconstituentofthecompositeprocessofUASBandCASS,themeasurementsofoperationalparameterssuchasMLSS,SVandCODCrandthebiophaseexaminationofprotozoa,algaeandbacterialgelmassbymicroscopewereprocessedperiodicallyandthecorrelationbetweenoperationalparametersandbiophaseinCASSwereanalyzedandprocessedbywayofstatisticprinciple.Itisprovedthatciliatedprotozoaareindicatorsofgoodeffluentquality,andtheflagellateabundancepresentsapositivecorrelationwiththeremovalrateofCODCr,whilethenumberofcystsshowsanegativecorrelation.Microscopymaybeanimportantwaytooperatetheprocessrapidlyandconveniently.Keywords:Microscopicexamination;Biophase;Operationalparameter;Correlation,[1],,,,[2]Vol.33No.52007161UASB()CASS()CASS,,CASS,11.11CASS,,SVMLSS11.2CODCr:;pH:;DO:DO;MLSSMLVSS:,[3];SV:[4]1.316101640,[3],,,[5],3,3,/0.05mL22.1CASS(1)pH18,CASS,,,SV,,,,CODCr2880mg/L,55.3mg/L,9.08mg/LBOD/COD=0.5,BOD5=1440mg/L,BOD5NP=1003.840.63BOD5NP=10051,NPNP32~34,pH,9,,,,pH,(2)23,CODCrSPSS,2Pearson0.617,3Kendallstaub0.339,0.052CASS3#CODCr(3)45,CODCrCASS4#,SPSS,Spearman-0.475,0.052.2CASS162Vol.33No.52007,()::,2.367,CODCr,,,,,,,CODCr100mg/L,CODCr,,,,,[6],BOD5CODCr[7];[8],2.4CASS,CODCrSV32,CODCrSV,,,SV80%,,[9],,,,,,Vol.33No.5200716389,34,CASS,CASS,,,27,,,,,,,,3(1)CASS,pH,;CODCr,CODCr(2)CASS,(3)(4)参考文献1..,2000,15(2):5~82,..,1998,24(12):20~233.:,20014..4.:,1999.1075,,..,2001,27(4):24~276..,2000,(12):25~277,,,..,2003,(1):77~798SalvadoH,GraciaMP,AmigoJM.Capabilityofciliatedprotozoaasindicatorsofeffluentqualityinactivatedslugeplants.WatRes,1995,29(4):1041~10509,,..,2003,29(4):6~11&:100083106:[phone]Email:[e-mail]:20051230:20060330徐州高温掺烧污泥发电技术投入使用,,200t1500,,,100t25t,630,,,