超声波对污泥脱水及厌氧消化影响的研究进展叶正祥

[1]。、、、[2]。、、。35%～50%[3]。、、、[4]。3、[5]。。[6]。、、、[7-11]。、、、。、[12-13]。1。。[14]。Deng[15]、、、SCOD、NH4+-N、NO3--N。200092。、、。、、、、。。X703A1000-3770(2010)[e-mail]36220102TECHNOLOGYOFWATERTREATMENTVol.36No.2Feb.,20101DOI:10.16796/j.cnki.1000-3770.2010.02.001。CODCOD。。2。[16]。[17]。Tiehm[18]41kHz、0.1W·cm-230～120min22d8d437g·m-3·d-11166g·m-3·d-1。[19]20d300mL·d-11900mL·d-16。Xie[20]。33.1。。[19]2min8‰28.7kHz40kHz。Zhang[21]20～100kHz30kHz。COD。COD。[22]75W·L-180kHz30%～50%19kHz20%～40%。,[18]。[23]。3.22。。。[24]。。Xin[15]CSTSRF1。1800kJ·kg-1TSCSTSRF35000kJ·kg-1TS/kJ·kg-1TS/s/1010m·kg-1080022004400880017600260003500094.283.189.6112.1172.4259.9338.7673.42.351.301.291.201.891.302.133.811Tab.1Sludgecharacteristicsafterdewateringbyultrasonicconditioning3622CSTSRF。。800kJ·kg-1TS。。。Zhang[21]6、8、12、20W·L-1200min。6W·L-112W·L-112、20W·L-1。12W·L-130kHz30s120s600s。Li[16]SOUR0.05、0.1、0.2、0.3、0.4W·mL-150.05、0.1W·mL-1SOUR。。。[25]0.1、0.3、0.6W·mL-13。12d2。2。3.3。[22]SCOD。60sSCOD23.15%。、。4、、、。、、、、pH。、。。。[1]WeiY,VanRT,BorgerAR,etal.Minimizationofexcesssludgeproductionforbiologicalwastewatertreatment[J].WaterRe-search,2003,37(18):4453-4467.[2]YinX,HanPF,LuXP,etal.Areviewofdewater-abilityofbio-sludgeandultrasoundpretreatment[J].UltrasonicsSonochem-istry,2004,11(6):337-348./W·mL-1/mL/%/L·g-1VS6d6d00.10.30.6387.3491.1682.3872.7026.876.2125.30.2230.2700.3510.4080.2350.2690.3290.3810.2290.2700.3400.3952Tab.2Effectofultrasonicdisintegrationonperformanceofbiogasproduction3[3]NeyensE,BaeyensJ,WeemaesM,etal.Pilot-scaleperoxidation(H2O2)ofsewagesludge[J].JournalofHazardousMaterials,2003,98(1-3):91-106.[4]TiehmA,NickelK,NeisU.Theuseofultrasoundtoacceleratetheanaerobicdigestionofsewagesludge[J].WaterSci-ence&Technology,1997,36(11):121-128.[5]LiYY,NoikeT.Ecologicalanalysisofthebacterialsysteminafull-scaleegg-shapeddigestertreatingsewagesludge[J].WaterScience&Technology,1997,36(6-7):471-478.[6],,,.[J].,2004,20(7):31-33.[7]TiehmA,NickelK,ZellhornM,etal.Ultrasonicwasteactivatedsludgedisintegrationforimprovinganaerobicstabilization[J].Wa-terResearch,2001,35(8):2003-2009.[8]LinJG,ChangCN,ChangSC.Enhancementofanaerobicdiges-tionofwasteactivatedsludgebyalkalinesolubilization[J].Biore-sourceTechnology,1997,62(3):85-90.[9]VlyssidesAG,KarlisPK.Thermal-alkalinesolubilizationofwasteactivatedsludgeasapre-treatmentstageforanaerobicdigestion[J].BioresourceTechnology,2004,91(2):201-206.[10]GencN,YonselS,DagasanL,etal.Wetoxidation:apre-treatmentprocedureforsludge[J].WasteManagement,2002,22(6):611-616.[11]Lafitte-TrouquS,ForsterCF.Theuseofultrasoundandγ-irradia-tionaspre-treatmentsfortheanaerobicdigestionofwasteactivat-edsludgeatmesophilicandthermophilictemperatures[J].Biore-sourceTechnology,2002,84(2):113-118.[12]OnyecheTI,SchlaferO,BormannH,etal.Ultrasoniccelldisrup-tionofstabilisedsludgewithsubsequentanaerobicdigestion[J].Ultrasonics,2002,40(1-8):31-35.[13]YinX,LuXP,HanPF,etal.Ultrasonictreatmentonactivatedsewagesludgefrompetro-plantforreduction[J].Ultrasonics,2006,44(1):397-399.[14],.[M].:,2007:70-73.[15]DengJC,FengX,LeiHY,etal.Dewaterabilityofwasteactivat-edsludgewithultrasoundconditioning[J].BioresourceTechnolo-gy,2009,100(3):1074-1081.[16]LiH,JinY,RasoolBM,etal.Effectsofultrasonicdisintegrationonsludgemicrobialactivityanddewaterability[J].JournalofHaz-ardousMaterials,2009,161(2-3):1421-1426.[17]OSchlaferT,OnyecheH,BormannC,etal.Ultrasoundstimula-tionofmicro-organismsforenhancedbiodegradation[J].Ultra-sonics,2002,40(1-8):25-29.[18]TiehmA,NickleK,NeisU.Ultrasonicwasteactivatedsludgedis-integrationforimprovinganaerobicstabilization[J].WaterRe-search,2001,35(8):2003-2009.[19],,,.[J].,2008,36(2):74-94.[20]XieBZ,LiuH,YanYX,etal.Improvementoftheactivityofanaerobicsludgebylow-intensityultrasound[J].JournalofEnvi-ronmentalManagement,2009,90(1):260-264.[21]ZhangGM,ZhangPY,ChenYM.Ultrasonicenhancementofindustrialsludgesettlingabilityanddewateringability[J].Ts-inghuaScienceandTechnology,2006,11(3):374-378.[22],,,.[J].,2008,29(10):2815-2819.[23],.[J].,1993,13(1):42-47.[24]PiyasenaPJ,MoharebE,McKellarRC.Inactionofmicrobesus-ingultrasound:areview[J].InternationalJournalofFoodMicrobi-ology,2003,87(5):207-216.[25],.[J].,2008,24(21):21-25.THERESEARCHPROGRESSOFULTRASONICEFFECTTOSLUDGEDEWATERINGANDANAEROBICDIGESTIONYeZhengxiang,ZhangDongEnvironmentalScienceandEngineering,TongjiUniversity,Shanghai200092,China)Abstract:Asonepretreatmentmethodofsludgeanaerobicdigestion,ultrasoundtechnologyhasbeenstudiedwidely.Ultrasoundcouldchangethechar-acterofsludgeandimprovetheperformanceofsludgeanaerobicdigestion,buttheeffectofsludgepretreatmentwasinfluencedbyfrequency,intensity,durationtime,operationconditions.Theeffectofthepretreatmentcouldreachtheoptimizationonlyinproperultrasonicconditions.Theeffectofultra-sonicfrequency,intensity,durationtimeandoperationconditionshadbeenstudiedonsludgedewatering,sedimentation,microbialactivityandmethanegeneration.Becausetheimprovementofsludgedewateringandanaerobicdigestionrequiredifferentultrasonicconditions,itisnecessarytomakefur-therexp