畜禽养殖废水的混合处理工艺

(,625014),CODCrSS,2ABR2CASS2,CODCrSS(GB897821996)0[1],,,,ABR2CASS,,CODCrSS1111,11mgPL(pH)CODCrBOD5SSNH32NpH450070003000450015002000300400781510030701569:(GB897821996)11211,,,,,,,,CODCrBOD5ABR[2](,AnaerobicBaffledReactor,ABR)ABR2,,,UASB,UASB,ABR[3]2ABRABR5,,,,CODCr,,,ABRCODCr017kgP(m3d),HRT=315dABR,,CASSABRCASS[4]CASS22,3CASS23,31,92200682443CASS,CASS:,25%,;,,;,,;,,,CASS,12,,,,[5,6]()()()CASS300m3,HRT=8h12h,2h,6h,2h,1h,1hBOD50115kgP(m3d),BOD50115kgP(kgd),MLSS1000mgPLCASS[7]300m2,,,,[8],,,,,2,,,CODCrSS,2pH7815,98%,2CODCrBOD5SSP(mgL-1)400070003000450015002000300400P(mgL-1)300040002000300010001500250300P%2323254P(mgL-1)300040002000300010001500250300P(mgL-1)680700350370120140120140P%81859160ABRP(mgL-1)680700350370120140120140P(mgL-1)24025012012560704045P%65665061CASSP(mgL-1)24025012012560704045P(mgL-1)1501607080455591510P%35372877P(mgL-1)1501607080455591510P(mgL-1)45552025253045P%69684253P%999999983(1)2ABR2CASS2:,,,(2),,1117Pm3(3)(4),,;ABR,(5),;,[1],..,2003(5):67272.[2]..:,2003:183.[3],.ABR.,2003.19(11):123.[4]M.C.Goronszy.Cyclic.TechnologyReachesNewHeights.WQIMarchPApril.1996:18220.(33)03200682445719mgPL,DATCODCr75139%,IATCODCr31137713mgPL,47mgPL,DAT2IATCODCr80101%BOD5,DAT2IATBOD596185%,DATBOD596141%DATDAT2IATDAT,IATDAT2IAT,DAT,,IAT,,CODCrBOD5SS,,IATDAT,,[6],,DAT2IAT,DATIATBOD5,[7],2(1),BOD5,96%;CODCr,75%,DAT2IAT(2)BOD5PCODCr,013,,,(3)SS,,,SS,,,IAT,,SS(4)DAT2IATBOD5,DATBOD5,DAT,DAT,,,[1]IrvineR.L.,BuschA.W..SequencingBatchBiologicalReactors2AnOverview.JWPCF,1979,51:235.[2],,.SBRDAT2IAT..,2001.[3],.SBRDAT2IAT.:,1996.[4]..:,2002.[5],.DAT2IAT.:,2003.[6].SBR.,1996,18(5):39241.[7]ArdernE.,LockettW.T..ExperimentsontheOxidatioonofSweageWithouttheAidofFilter.Soc.Chem.Ind.,1914,33:523.212013775#2005-09-27(30)[5]SlaterNJ,GoronskyMC.TheCyclicActivatedSludgeSystem:AWaytoAchieveDischargeStandards.NewWordWater,1994:81283.[6]TranscenviroInc.WastewaterTreatmentSpecialists,CASSTM(CyclicActivatedSludgeSystem).GeneralProcessDescription(TechnicalReport),1996.[7],..:,2004:2002206.[8]..,2002,11(3):2792283.625014(0835)[e-mail]2005-09-193320068244standards,theditchcannotoperateregularly.Accordingtothecondition,theworkingparametersoftheditchareadjustedtothepatternundertheloworganicloadingandtheoperationalpatternunderthissituationisalsofoundout.Keywordswastewatertreatment,organicloading,three2tankoxidationditch,aeration,sludgeloadingandsludgeresidencetimeTREATMENTOFLEACHATEBYIMMOBILIZEDMICROORGANISMSTECHNOLOGYXiaoMeilanYeZhengfangNiJinrenetal(25)AbstractAfull2scaleplantofleachatetreatmentbyimmobilizedmicroorganismstechnologywasbuiltwithacapacityof60m3Pd.TherunningresultsshowedthatwhenCODCrandammonia2nitrogenoftheinfluentwereabout1980mgPLand820mgPLrespectively,theeffluentCODCrandammonia2nitrogenwere130mgPLand0180mgPL.Theresultsalsoindicatedthatthistechnologyhadanablitytoresistloadsfluctuating.Microorgannismespeciallythenitrobacteriawasneverrestrainedbythevariationoftheinfluentquality.Keywordsimmobilizedmicroorganisms,biologicalaerobicfilterbed(BAFsystem),leachateandhighammonia2nitrogenAPPLICATIONOFPROCESSOFUSR&IODINTREATMENTOFPIGFARMWASTEWATERZhengYuyi(27)AbstractTheprocessofUSRandIODwasusedtotreatthepigfarmwastewaterinanengineeringexample.Itsdesignparametersandoperationwereintroduced.ThemonitoringresultsofcompletedengineeringapprovalshowthatalleffluentpollutantindicescanmeettherequirementsoftheProfessionalDischargeStandard.KeywordsUSR,IODandlivestockwastewaterMIXINGTREATMENTTECHNOLOGYFORLIVESTOCKANDPOULTRYCULTIVATIONWASTEWATERDengShihuaiLiYuanweiZhengRenhongetal(29)AbstractAimingattheproblemofhighcontentsofCODCr,NH32NandSSinwastewater,acombinedprocessofairfloat2ABR2CASS2constructedwetlandandecologicalpondwasused.ResultshowedthatthecontentsofCODCr,NH32N,SSoftreatedwastewatercouldmeetthefirst2leveldischargecriteriainGB897821996.Keywordslivestockandpoultrycultivationwastewater,techniqueanddischargestandardEFFECTANALYSISOFOPERATIONPRACTICEINTHESEWAGETREATMENTPLANTUSINGDAT2IATPROCESSSuQingyongChuJinyu(31)AbstractDAT2IATprocessisusedinasewagetreatmentplantofTianjinEconomicandTechnicalDevelopmentZone.TheoperatingeffectinbothsummerandwinterwascomparedandtheremovaleffectoforganicmatterinbothDATtankandIATtankwasanalysed.ThediscoveryshowsthattheremovaleffectofCODCrandBOD5wasalmostthesameinsummerandwinter.TheremovaleffectofBOD5wasmuchmorecomplete.TheremovalrateofBOD5inDATtankwouldmakeanunfavorableinfluencetowardsremovingphosphorusandnitrogen.KeywordsDAT2IAT,sewagetreatmentplantandremovaleffectINVESTIGATIONONPURIFYINGTOLUENEWASTEGASINBIOTRICKLINGFILTERSUNDERTHERMOPHILICCONDITIONSWangJuanZhongQinLiJianlin(34)AbstractTheobjectivesofthisresearchweretoinvestigatethepotentialtobiologicallytreattoluenewastegasatthermophilicconditionsandtoexaminethedominantstrainstodegradetolueneathightemperatures.Theresultsshowedthatthedominantstrainshadpooradaptationtotoluene(gas)afterculturedintoluene(liquid).Thebiofilmformedinpackingofabiotricklingfilter(BTF)tendtostabilizationafter120h140h.Theremovalefficiencywashighestat40,andthenat30,50,60.Th