废水生物处理好氧污泥颗粒化研究进展

1,13,1,2(11,310029;21,310012):,,.,..:;;;:X70311:A:025023301(2007)1122657208:2006211225;:2006212222:(30470039);(20050335133):(1979),,,,E2mail:[e-mail]3,E2mail:[e-mail]icSludgeGranulationforWastewaterBiologicalTreatmentZHULiang1,XUXiang2yang1,LUOWei2guo1,ZHAYu2ming2(11DepartmentofEnvironmentalEngineering,ZhejiangUniversity,Hangzhou310029,China;21ZhejingAtmosphereEnvironmentalProtectionGroupCo.Ltd.,Hangzhou310012,China)Abstract:Thefundamentalsandapplicationsofaerobicsludgegranulationtechnologyinwastewaterbiologicaltreatmentarereviewed.Theaspectsdiscussedincludethegeneralcharacteristicsandmicrobialstructureofaerobicgranules,majorfactorsinfluencinggranulation,modelsofsludgegranulation,andtheirapplications.Thisreviewishopedtoelucidatingaunifiedinterpretationoftheformationofaerobicgranulesundervariousoperationconditions.Aerobicgranulesareself2immobilizedaggregatesofbacteriaandhavearegularandsmoothroundshape,compactmicrobialstructureandgoodsettlingability.Granulationisdependingonthecompositionandloadingofthesubstrate,appropriatehydraulicselectionpressureandoperationcondition.Keywords:aerobicgranules;operatingparameters;microbialstructure;mechanismofgranulation,,[1,2],UASBEGSB.2090,,PUSBSBR,[324]..1,,:,;,;,;.1.1Table1Characteristicscomparisonbetweengranulatedandfloc2likesludgesPmm012510011Pmh-13070810MLSSPgL-161224SVIPmLg-12070100300Pgcm-311004110651100211006P%979899P%407530PSPPNPmgmg-10115015Pkg(m3d)-1215150152111,,(shapefactor)(aspect2811200711ENVIRONMENTALSCIENCEVol.28,No.11Nov.,2007ratio)015017,0125mm[39,21].Li,014mmDO,DO,,1mm015mm1P3[25];Su,0150mmDO,1100mm0155,0125mm0156,[20].,116mm,[9,10];Kreuk(1175mm)[22].1121100411065,98%,,[1113].,,95%(integritycoefficient),[7].(SVI)2.,SVI,50mLg-1;3070mh-1,810mh-1[10,14].,,,,[15];2005Liu(vs)SVI(dp)(X),vs[16].113,Gibbs,,,[24,26].40%75%,2;[15,27].(extracellularpolymericsubstances,EPS)(PS)(PN),,.EPS,EPS,PSPPN,0115mgmg-1[5,9];McSwainEPS,EPSPN(VSS),(735)mgg-1(505)mgg-1,PS(112)mgg-1(82)mgg-1,EPSPNPS[18];WangEPS47mgg-1,218,[28];Wang[19].,EPSPN,PN,[18,28].,PS,[17].114,(SOUR).SOUR40mg(gh)-1,,DO,SOUR[8,10,12].Liu,SOUR,SOUR4119018132mg(gh)-1,42[27];,SOUR6[47].115,.,,[12,2934].,Toh013510mm,SV35199mh-12146g(Lg)-180183mh-15192g(Lg)-1,VSP856228TSSVI88116%99122%34190mLg-174135%89151%66102mLg-1,[29];BeunDO1720m115520m,(014mm),(117mm)[9].,300500m,DO[11];McSwainEPS,,,[18].,P,P[12].LiuNPCOD,,[23];TayNitrosomonassp.70100m,800900mBacteroidessp.,8001000m[3032];JangFISH(2Eub3382Nsm156),,300m[33].,Meyer2SBR,Competibacter,100m[34].2211,,[4,6,7,3539].Tay,214mm,,,111mm,,[51].,.SBR21515kg(m3d)-1,116119mm,SVI[37,40];Tay12kg(m3d)-1,,8kg(m3d)-118d,,4kg(m3d)-1,[38,39];YangNPCOD5P10030P100,SBR,NPCOD5P100,119mm,NPCOD,P,NPCOD[12];Jiang210kg(m3d)-1,[41].212[3,4,6,7,42,43].,,[37];,,[44].2005Tay2SBR118kg(m3d)-1,R14d,R23d013mgL-1,[45];,0214kg(m3d)-14,[46].213,,.(HPD)[7,10,32,40];(BSAR),(SBAR),956211:HPD[9].,SBR,[20].21421411,,,.,112cms-1SBR,EPSSOUR[5,24,29,36].Peng017110mgL-1DO,100Lmin-1300Lmin-1,[6];Dilaconi10-5Ncm-2,,10-4Ncm-2,,[36].21412MorgenrothHRT,[3,4].,(),,[7].TaySVI,(SVI),[17];Qin520min4SBR,15min3,,4SBRSVI140mLg-140mLg-1,50%70%,SOUR230mg(gh)-1280mg(gh)-1[10].21413Beun,HRT8hSBR,HRT6175h[4];Tay4SBR,(24h)(3h)2,6h12h,,[48].,2(aerobicstarvation),,EPS,[7].LiEPS(PN),EPSPNPS1810710mgg-1518219mgg-1,01203meqg-101023meqg-1,2818%6013%,EPS[49].,,[26].21414(DO),,DO015mgL-1SBR[6,50].,DO[34,35,51],,DO[12,52,53].Liu,SVIVSSPSS[54].,,.215Ca2+,Ca2+,.,SBR100mgL-1Ca2+16d,,Ca2+32d[55].Kreuk20,8,,DO,,[56].Li066228,R1432(12mm,),R245mm,R3,[57].3,,,[35].,,,,;,,;56mm,DO,,,(1).1Fig.1Proposedmechanismofaerobicsludgegranulationinoculatedwithactivatedsludge4411,,SBR21515kg(m3d)-1,MLSS612gL-1,COD85%[27,3740].412,DOP,P,P,0115115g(m3d)-1[6,12,32,33,52,53,58].NPCOD,LiuNPCOD,NPCOD5P10030P100,2mm015mm,0112d-1,P,[23];Beln28m3SBR,7kg(m3d)-1017kg(m3d)-1,80%70%[59];SND,COD90%100%[42].413(EBPR)2,;,.1999SBR,COD90%[13];TNPTP2136,TNPTP4108510%5411%[44];LinPPCOD1P10010P100SBR,EBPR,119%913%,PPCOD,[60];ZengDO015mgL-1,CODNP[61];CassidySBRVSS166211:1520mgL-1COD7685mgL-1TKN1057mgL-1TP217mgL-1,117mm,ZSV51mh-1SVI22mLg-1,CODTP98%,VSS97%[62].414Tay215kg(m3d)-1SBR,(812018)gL-1,(VSS)(01410103)gg-1,TOC98%9919%,0155g(gd)-1[41,63];Jiang10,PG201PG202PG208,PG201(0129201011)g(gh)-1,PG208PG202[64,65];JiangPropioniferax2likePG202()Comamonassp.PG208()250mgL-1,2,[66];Yi(PNP),PNP1913mg(gh)-1,PNP49%,2,422,62[67];TaySBRTBA100600mgL-1,180d,TBA,Haldane,VmaxKsKi(2419311)mg(gh)-1(16110)mgL-1(3314386)mgL-1[68];NancharaiahNTAFe()2NTA,0170137mmol(Lgh)-1,[69];(SABR),019215mm,60mh-1,(0117501005)g(gd)-1[47].5,,.,,,.,3:(1),,,,.(2),(EPS),P().(3),,,.:[1]HulshoffPolLW,LettingaG.GranulationinUASBreactor[J].WatSciTechnol,1983,15(2):293304.[2]SchmidtJE,AhringBK.Granularsludgeformationinupflowanaerobicsludgeblanket(UASB)reactors[J].BiotechBioeng,1996,49(3):229245.[3]MorgenrothE,SherdenT,vanLoosdrechtNCM,etal.Aerobicgranularsludgeinasequencingbatchreactor[J].WatRes,1997,31(12):31913194.[4]BeunJJ,HendeiksA.Aerobicgranulationinasequencingbatchreactor[J].