高含盐有机废水MDATIAT生物处理工艺研究彭光霞

:2005-10-09:(2002AA601320B):(1980-),,,.*MDAT-IAT彭光霞1,2,周岳溪2*,何绪文1,蒋进元2,王海燕21.,1000832.,100012:,MDAT-IAT,.,1315h,2010d,200%,Q(CODCr),Q(BOD5),Q(NH4+-N)Q(PO43--P)69013~82118,47010~60010,5814~7119214~411mgPL,Q(NaCl)30~80gPLQ(CODCr),Q(BOD5),Q(NH4+-N),Q(PO43--P)Q(SS)7314~16510,3010~10010,418~1911,0141~0199,4815~12316mgPL.Q(NaCl),,,SVI,.:;;MDAT-IAT:X70311:A:1001-6929(2006)03-0071-04StudyonBiologicalTreatmentofHypersalineOrganicWastewaterwithMDAT-IATProcessPENGGuang-xia1,2,ZHOUYue-xi2,HEXu-wen1,JIANGJin-yuan2,WANGHai-yan21.ChinaUniversityofMining&Technology,Beijing100083,China2.ChineseResearchAcademyofEnvironmentalSciences,Beijing100012,ChinaAbstract:HypersalineorganicwastewaterwastreatedwithMDAT-IATprocess,anovelbiologicalprocess.Theeffectoftreatment,activesludgequality,sludgesettlingperformanceandmicroorganismwereresearched.Experimentalresultsdemonstrated:undertheconditionsofhydraulicretentiontime1315h,sludgeretentiontime2010dandsludgecyclerate200%,influentNaClmassconcentrationis30~80gPL,influentCODCr,BOD5,NH4+-NandPO43--Pare69013~82118,47010~60010,5814~7119and214~411mgPLrespectively.EffluentCODCr,BOD5,NH4+-N,PO43--PandSSare7314~16510,3010~10010,418~1911,0141~0199and4815~12316mgPL,respectively.WhenthemassconcentrationofNaClischanged,thesludgeamountreducesfirst,andthenincreasesgradually.AtthesametimeSVIofsludgeincreasesgradually,andthesedimentalpropertyofsludgebecomesworsegradually.Keywords:hypersalineorganicwastewater;biologicaltreatment;MDAT-IATprocess,2:.[1],,,:¹,,;º;»;¼,.,:¹,10gPL,;º,,,[2].,2,.MDAT-IAT,193ResearchofEnvironmentalSciencesVol.19,No.3,2006DOI10.13198/j.res.2006.03.77.penggx.014.1111DAT-IAT(demandaerationtank-intermittentaerationtank)2090SBR,[3].DAT-IAT,DAT-IAT(MDAT-IAT),,,[4)5].MDAT-IAT(modifieddemandaerationtank-intermittentaerationtank):¹,DATIAT,IAT,,;ºDAT,,IATIAT,;»PLC,.MDAT-IAT6210L,5310L.[5].112,.:Q(CODCr)69013~82118mgPL,Q(BOD5)47010~60010mgPL,Q(NH4+-N)5814~7119mgPL,Q(PO43--P)214~411mgPL,pH811~816.113.1141315h,310h,DAT310h,IAT715h(110h,210h,215h,210h).0136~0140m3Ph,DATQ(DO)210mgPL;pH719~813;200%,310h;2010d,FPM0145~0158kgP(kg#d);0187;DATIATQ(MLSS)4~5gPL5~515gPL.115CODCr,BOD5,NH4+-N,PO43--P,SS,DOpH.:MLSS,MLVSS,SVSVI,CODCrSS[6].,SS[7],50mL2,,105e,SS.CODCrCTL-12,Q(Cl-)500mgPL,;Q(Cl-)5005000mgPL,;Q(Cl-)5000mgPL,.2211Q(NaCl)4,Q(NaCl),4:¹1~48d,Q(NaCl)30gPL;º49~84d,Q(NaCl)50gPL;»85~120d,Q(NaCl)60gPL;¼121~161d,Q(NaCl)80gPL.Q(CODCr),Q(BOD5),Q(NH4+-N),Q(PO43--P)Q(SS)7314~16510,3010~10010,418~1911,0141~01994815~12316mgPL(1),GB8978-1996[8].1,Q(NaCl),Q(CODCr),Q(BOD5),Q(NH4+-N)Q(PO43--P).MDAT-IATQ(NaCl),,,Q(NaCl),,,MDAT-IATQ(NaCl)7~10d,MDAT-IATQ(NaCl)Q(NaCl).Q(NaCl)(30~50gPL,60~80gPL),,,.212Q(NaCl)Q(NaCl),(1).1,Q(NaCl),,.,,Q(MLSS),Q(MLSS).,Q(MLSS),Q(MLSS)72191Fig.1Maininfluentandeffluentwaterquality.1,Q(NaCl)SVI,,.,733:MDAT-IAT.,SVI50~150mLPg,,SVI[9],SVI6319~19019mLPg.1Q(NaCl)Table1EffectofQ(NaCl)tomixedliquorsuspendedsolidsQ(NaCl)P(g#L-1)PdQ(MLSS)P(mg#L-1)SVIP(mL#g-1)112206319301535608412264500128184852361321552423516012505533001901959513415912835096154168548951101060893956169159453461521211862581491812152351501180125410218915131532817216153592616918213Q(NaCl)(2),2,Q(NaCl)30gPL,,,.Q(NaCl)50gPL,,,,,,.Q(NaCl)60gPL,,.Q(NaCl)802Fig.2PhotographofelectronmicrographsofsludgegPL,,.3a1Q(NaCl)30~80gPL,Q(CODCr),Q(BOD5),Q(NH4+-N)Q(PO43--P)69013~82118,47010~60010,5814~7119214~411mgPL,7314~16510,3010~10010,418~1911,0141~01994815~12316mgPL,GB8978-1996.b1MDAT-IAT,.c1Q(NaCl),,,SVI,.:[1]MervinJStewart,HarveyFLudwig,WilliamHKeams.Effectofvaryingsalinityontheextendedaerationprocess[J].JWPCF,1999,37(11):1161.[2]CamposJL,MosqueraCorralA.Nitrificationinsalinewastewaterwithhighammoniaconcentrationinaactivatedsludgeunit[J].WaterRes,2002,36(1):2555)2560.[3],.DAT-IAT[M].:,2003.WangXiangduo,ZhouBao.DAT-IATsewagetreatmenttechnology[M].Beijing:ChemicalIndustryPress,2003.[4],,,.MDAT-IAT[J].,2005,25(7):913)917.ChaiYanli,ZhouYuexi,JiangJinyuan,etal.MDAT-IATsynchronousdenitrificationgetsridoftheactivedetestingoxygenandclearingupthephosphoruscharacteristictostudyindifferenthos7tsofmudofphosphoruscraft[J].ActaScientiaeCircumstantiae,2005,25(7):913)917.[5],,,.APOPDAT-IAT[J].,2006,19(1):22)25.ChaiYanli,ZhouYuexi,WangHaiyan,etal.Correlationbetweentreatmentperformanceandmicroorganismcommunitystructureininside-circleAPOPIAT-IATprocess[J].ResearchofEnvironmentalSciences,2006,19(1):22)25.[6].[M].3.:,1998.SEPA.Waterandwastewatermonitortheanalyticalmethod[M].3rded.Beijing:ChinaEnvironmentalSciencePress,1998.[7],.[J].,1994,4(1):47)49.DaiXiangdong,WangLi.Suckthesurveyofthesuspendedsubstanceinthehighsolublesaltoilfieldwastewater[J].TheEnvironmentalProtectionofOilGasField,1994,4(1):47)49.[8]GB8978-1996,[S].GB8978-1996,Comprehensivedischargestandardofsewage[S].[9],,.()[M].:,1995.XiDanli,SunYushen,LiuXiuying.Environmentalmonitoring(Revisededition)[M].Beijing:HigherEducationPress,1995.(责任编辑:孔欣)7419