二沉池漂泥原因及控制措施田志梅

17120()43JiangsuEnviornmenatlSeiencenadTechnoloygVol.17NoMar.2《〕4,(,221008):、、。:、、、。:;;:XS:B:,10048642(2004)01002702CauseandControlMeasureofFloatingSludgeinFinalSettlingBasinTianZhimeiAbstract:hTerewereantiniitrifeationfloatingsludge,edaetivatedfloatingsludgeandfloatingsludgeformbiologiealfoamintheifna]settlingbasinofmunieipalseeondstagesewageteratmentplant.Theifnalsolvingmethodswereasfollows:Causeoffloatingsludgewasana]yzedandPorPermeasurewastaken,whiletheteehniealproeesseonditionwasimporvedandeffee-tiveeontrolmeasuerwasemPloyed.Keywords:Finalsettlinbasin;Floatingsludge;Control0A/O,:;,。;,,。。,、。11.1,。,。,,;1Zh,,,;,。1.2A/O,,、。,,。0.7m3/mZ·h,15020okm,·d。,49%,10d:2003111843%。,,,。、,,。1.3,,1mg/L;,,0.1kgBODS/kgMLSS·d,。6070mL/g150mL/g,57%,,0200km,·d,(.07m3/mZ·h,。,,、、、、、,。,Zcm,,,,。,120kg/mZ·d,,、,。,。、,,、、,。,`20043,,。、、,,,,;.,。2,。,,。,,。,、,。2.1,N,NO3,NOZ,NO3,,。.22,,、。,,,,,,,。,,,,、,。,,。,,,33%36%,,,.23,。:①,;②,。,,。,,,。Mieorthrixpavrieella,:、、,;835℃,;10lZd。,1218℃,、,,,;,,。,3(l).、,。。、,,`。(2),。、,,,。(3),,。,,。(4)。,;,。,。,。(5),,,,,.。,,。4、、。、、,,,、,,。